# THE COMMONWEALTH OFMASSACHUSETTS Willia mFranci s Galvi n Secretar y o f th e Commonwealt

h 

# Notic e o f Correctio

n Regulatio n Filin g T

o b e complete

d b y filing agenc

y CHAPTERNUMBER : 310CMR7.0 0 CHAPTERTITLE : 'Ai r Pollutio n AGENCY : Departmen

t o f Environmenta

l Protectio n ORIGINA L PUBLICATIO N REFERENCE : Registe r Number : 103 5 SUMMAR Y O F CORRECTION : Se e attached Date: ' 9/23/0 5

AGENC Y CONTACT : Donal dSquires . ADDRESS : 8 t h

### Floo r

On e Winte r

Street Bosto n PHONE : 617-292-561 8

Publication - To be completed by the Regulations Division MASSACHUSETT S REGISTE RNUMBER : 103 7 EFFECTIV E DATE : 9/23/0 5 COD E OF MASSACHUSETT S REGULATION S Remove these pages:

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# A TRU E COP Y ATTES T

WILLIA M FRANCI

S GALVI N SECRETAR Y O F TH E COMMONWEALT

H



# 1 7

## Remov e these pages : Inser t these pages : 20 5 - 20 6 211-21 2 22 1 - 222 250.7-250. 8 250.72.18.7-250.72.18" . 1 4 250.72.5 7 - 250.72.5 8 250.102. 9 -250.102.1 0 205 -206. 2 211-21 2 22 1 -22 2 250. 7 - 250. 8 250.72.18.7-250.72.18.1 4 250.72.5 7 - 250.72.5 8 250.102.9-250102.1 031 0 CMR : DEPARTMEN T O F ENVIRONMENTA L PROTECTIO N 7.02 : continue d 23 . Ownership . A chang e i n facilit y ownership , provide dtha t the Department

i s notifie d i n writin g o f

the ownershi

p chang e withi n 6 0 day s o f

the effectiv e dat

e o f th e change . 24 . Pla n Approva l b v Rule . A n emissio n uni t liste di n 31 0 CM R7.0 3 provide dtha t th e emissio n uni t

full y conform s to th

e design , operation , maintenance , andrecor dkeepin g requirement s o f

31 0 CM R7.03 . 25 . Plumbing . Plumbin g soi l stack s or vents . 26 . Pressur

e Relie f Devices . Safet

y pressur e relie f device s associate

d wit h emissio n unit s havin g pla

n approvals , unles s otherwis e require db y th e Department . 27 . Relocatio n o f

Approve dEquipment . Relocatio n o f an y previousl y approve d equipment

provide dtha

t th e equipmen

t i s relocate dwithi n th

e facilit y o r

t o acontiguou s propert y an dprovide dtha

t th e relocate dequipmen

t does no t cause o r contribut e to a conditio n o f

air pollution . 28 . Therma

l an dCatalyti c Oxidizers . A proces s emissio n oxidize r or afterburne r

wit h arate dcapacit

y o f les s tha n 40,000,00 0 Bt u pe

r hou r visin g natural ga

s andinstalle do n apreviousl y approvedfacilit y or on ane w facilit y whic h otherwis e meets th e pla n approval exemption s provide di n 31 0 CM R7.02(2)' . Thi s exemptio n i s onl y availabl e where th e ai r pollutio n contro l equipmen t i s no t otherwis e require db y regulation , andthe ai r pollutio n contro l equipmen t doe s no t replac e existin g ai r

pollutio n contro l equipment require db y pla

n approva

l o r regulation . Flare s ar

e no t eligibl e unde

r thi s exemption . Person s installin g therma l or catalyti c oxidizer s a

s allowe db y thi s exemptio n shal l notif y th e Department , withi n 60 day s o f installation , tha

t oxidizer s have bee

n installed . 29 . Turbine s an

dReciprocatin g Engines . a . Prio r t o Marc h 23 , 2006 , a

n individua l internal combustio n engin e includin g a combustio n turbin e or

reciprocatin g engine h avin g a n energ y inpu t capacit y les s tha n

. 3,000,00 0 Bt u pe

r hou r o r a n internal combustio n engine regulate db y EP A a s anon roadengine pursuan

t to 4 0 CF R89 , 90 , 91 , an

d92 . b . On an dafterMarc h 23,2006 , a n individua l internal combustio n engine includin g acombustio n turbin e or

reciprocatin g engine installe dan doperated i n complianc e wit h 31 0 CM R7.26(40 ) through (44) , o r a n internal combustio n engine regulate db y EP A a s anon-roa

dengin e pursuan t to 4 0 CF R89 , 90 , 91 , an

d92 . 30 . Wastewate

r Treatment . Wastewate r treatmen

t and/o r pumpin g facilitie s wit h averag e dail y inpu t

flow s o f les s tha n 50,00 0 gallon s pe

r day , an dtha t trea t sanitar y sewag e exclusively . 31 . Water

Treatment . Wate

r treatmen t systems fo r

proces s coolin g wate

r o r boile r fee d water . 32 . RACT . Organi c Material Storag e an dDistribution . ERP . o r NO x Allowanc e Program . Contru'ction , substantia l reconstructio n or

alteratio n require dt o compl y wit h th e requirement s o f

31 0 CM R7.18 , 7.19 , 7.24 , 7.26 , 7.2 7 o r 7.28 . Thi s exceptio n doe s no t apply to an

y boile r complyin g wit h the repowerin g provision s o f 31 0 CM R 7.19(4)(b) , an

y printe r complyin g wit h 31 0 CM R7.26(23)(a)3. , o r an y woo dfuel-fire d boiler . 33 . Action s tha

t Contraven

e a n IssuedPla

n Approval . Except

a s provide di n 31 0 CM R 7.02(2)(b)32.a . an

db. , th e construction , substantia l reconstruction , or

alteratio n o f

a facilit y or

emissio n uni t

tha t woul dcontravene a

n issue d pla

n approva

l does no t

require ane w pla n approval , provide dtha

t th e planne dconstruction , substantia] reconstruction , o r alteratio n does no t

increas e potential emission s b y on e to n pe r yea r o r mor e abov e th e emissio n limitatio n establishedb y th e issue d pla

n approval . Person s constructing , substantiall y reconstructin g or alterin g afacilit y or

emissio n uni t

a s allowe db y thi s exemptio n shal l notif

y the Departmen

t withi n 3 0 day s o f

an y suc h action . I n order

t o determin e applicabilit y unde r 31 0 CM R7.02(2)(b)32. , emission s shal l be calculate d base d o n th e increas e i n potentia l emission s (a

s define di n 31 0 CM R7.00 ) o f th e planne d action . Reduction s i n emission s resultin g fro mreducedutilizatio n o r eliminatio n of , emissio n unit s cannot

be deducted . Product s o f combustio n fro man

y fue l utilizatio n facilit y an

demission s fro ma

n emission unit(s ) installe di n complianc e wit h 31 0 CM R 7.0 3 ar e no t include dwhe

n calculatin g a

n increas e i n potential emissions . a . Notwithstandin g th

e provision s o f

31 0 CM R7.02(2)(b)32. , the provision s o f 31 0 CM R7.02(4 ) an

d31 0 CM R7.02(5 ) requirin g awritte n plan approva l shal l appl y t o an y construction , substantia l reconstruction , o r

alteratio n o f

afacilit y o r

emissio n uni t tha t woul dcontraven

e thos e provision s o f

a n issue d pla

n approva

l tha t require : i . emissio n contro l equipmen t desig n specifications ; or 10/21/0 5 (Effectiv e 9/23/05 ) - correcte d 31 0 CMR-20 531 0 CMR : DEPARTMEN T O F ENVIRONMENTA L PROTECTIO N 7.02 : continue d i i . emissio n contro l equipment captur e and/o r destructio n efficienc y standards ; o r iii . emissio n limit s (except emissio n limit s pe

r yea r o r rollin g 1 2 mont

h average) ; o r iv . ai r contaminant

ventilatio n characteristic s suc h a s stac k height ; o r v . limitation s o n th e VOC/HO C conten t o f coatings ; o r vi . recordkeeping , monitoring , testin g or reportin g requirements . b . Where th e actio n woul dresul t i n a n increas e i n allowabl e o r potentia l emission s above limit s establishe d i n a n approve d RES , th

e RES mus t

be modifie da

s describe d i n 31 0 CM R7.02(10) . (c ) Exclusion s fro mExemptions . Notwithstandin g th e provision s o f

31 0 CM R7.02(2)(a) , an d 7.02(2)(b) , th e provision s 31 0 CM R7.02(4 ) an d 31 0 CM R7.02(5 ) requirin g awritte n pla n approval shal l appl y t o construction , substantia l reconstructio n or

alteratio n o f

afacilit y o r emissio n uni t

that : 1 . specificall y include d i n 31 0 CM R7.02(4)(a)3 . or 4- ; o r 2 . i s specificall y include d i n 31 0 CM R7.02(5)(a)5 . throug h 11. ; or 3 . woul dcaus e increase s i n aggregat e emission s abov

e threshold s define db y 31 0 CM R 7.02(6) ; o r 4 . woul dcaus e o r

contribut e t o aconditio n o f ai r pollutio n unde

r 31 0 CM R7.02(7) . (d ) Record Keeping . Th e owne r o r operator o f afacilit y o r

emissio n uni t

tha t i s exemp t fro mplan approval shal l kee p th e followin g record s on-sit e and up-to-date , such tha t year-to dat e informatio n i s readil y availabl e fo r Departmen

t examinatio n upo n request : 1 . Documentatio n o f

th e dat e o f construction , substantia

l reconstructio n o r

alteration . 2 . Documentation , includin g emissio n calculations , unde r the specifi c condition(s ) tha t qualifie s the activit y fo r

exemptio n (e.g. , siz e threshold , emissions) . 3 . Ai r pollutio n contro l an

d othe r equipmen

t performanc e specifications . 4 . Verificatio n o f

th e overal l efficienc y o f an y ai r pollutio n contro l devic e adequat e to suppor t assumption s o f

emissio n contro l equipmen t captur e efficienc y (documentatio n o f permanen

t tota l enclosures ) an

d destruction/remova

l efficiency . (e ) Reporting . 1 . Th e owner

o r operato r o f afacilit y subjec t

to th e Sourc e Registratio n reportin g requirement s o f

31 0 CM R7.12 , shal l repor t the construction , substantia l reconstructio n o r alteratio n activitie s tha t qualifie d fo r

exerhptio n i n th e nex t require d Sourc e Registration . Quantificatio n o f emission s fro mexempt

activitie s i s no t

require d unles s specificall y requested . 2 . Th e owner

o r operato r o f afacilit y require d t o repor t unde r 31 0 CM R7.02(2)(b)32 . fo r contravenin g th e provision s o f apla n approva

l shal l submi t

th e repor t

withi n 3 0 day s o f sai d action . (f ) Enforcement . I f

construction , substantia l reconstruction , alteratio n or operatio n o f

a n emissio n uni t

fo r whic h a n exemptio n fro mplan approva l i s claimed , violate s an

y provision s o f 31 0 CM R7.00 , th e perso n owning , leasing , operatin g o r controllin g th e facilit y wil l be subjec t t o enforcemen t

unde r M.G.L . c . Ill , § § 142

A an d B , an d c . 21 A § , 1 6 and/or

an y other relie f or remedy provide d b y law including , bu t no t limite dto , injunctiv e relief . (3 ) Genera

l Requirement s fo r

Pla n Approval . (a ) General . No . perso n shal l construct , substantiall y reconstruct , alter , o r subsequently operat e an y facilit y subjec t

t o th e requirement s o f 31 0 CM R7.02(4 ) o r

(5 ) unles s a

n applicatio n fo r

apla n approval ha

s bee n submitte d t o the Departmen t an d pla n approval ha

s been grante d b y th e Department . Procedure s an d content s o f

a n applicatio n fo r

pla n approval ca n b e foun da

t 31 0 CM R7.02(4 ) an

d 31 0 CM R7.02(5) . (b ) Formo f

Approval . An y plan approva l o r plan disapproval wil l b e issue d b y the Department

i n writing . I f

aplan applicatio n i s disapproved , the Department wil l provid e a writte n explanatio n o f th e circumstance s tha t le d t o th e decisio n t o disapprov e th e application . (c ) Condition s o f

Approval . Th e Department ma y impos e an

y reasonabl e condition s i n a pla n approval includin g condition s determine d t o b e necessar

y t o insure tha

t th e facilit y wil l b e built , operated , and maintaine d a s specifie d i n the applicatio n fo r pla n approval .

10/2 1 /0 5 (Effectiv e 9/23/05 ) - correcte d 31 0 CMR-20 6

### 31 0 CMR : DEPARTMEN T O FENVIRONMENTA

L PROTECTIO

N 7.02 : continue

d (d ) Monitorin g an

dTesting . Th

e Departmen

t ma y requir e th e applican t t o monito r and/o r tes t emission s a s acondition o f

approval . Th

e pla n approva l ma y includ e condition s tha

t direc t th e applican t t o install samplin

g port s o f aspecifie dsize, numbe

r o r location , direc

t th e applican t t o provid e saf e acces s t o eac h samplin g por t o r direct th e applican t t o install instrumentatio

n t o monito r an drecor demission

s dat aand/o r operatin g parameters . (e ) Recor dKeepin g an dReporting . Th

e Departmen

t ma y requir e a n applican t t o maintai n record s an dprovid e periodi c report s t o th e Department

, a s necessary

, t o assur e continuous complianc e wit h standar d operatin g procedures , standar

d maintenanc

e procedures , emissio

n limitations , an

dan y wor k practices containe

din th e pla n approval .

10/21/0 5 (Effectiv e 9/23/05 ) - correcte d 31 0 CM R- 206. 1

### 31 0 CMR : DEPARTMEN T O F ENVIRONMENTA

L PROTECTIO

N NON-TEX

T PAG E

10/21/0 5 (Effectiv e 9/23/05 ) - correcte d 31 0 CMR-206. 231 0 CMR : DEPARTMEN T OF ENVIRONMENTA L PROTECTIO N 7.02 : continue d 8 . Modificatio n o f Pla n Approva l Conditions . An y facility , regardles s o f an y exemptio n establishe d elsewher

e i n 31 0 CM R7.00 , tha

t require s amodificatio n t o aconditio n o f an y pla n approva

l issue d by the Department du e to a n increas e i n potential emission s b y equa l t o or greate r tha n five ton s pe

r yea r (a s calculate di n an

y consecutiv e 1 2 mont

h tim e period ) ove

r the emissio n limitatio n establishe d b y pla n approval . The increas e i n potential emission s shal l b e calculate di n accordanc e wit h 31 0 CM R7.02(5)(b) . 9 . Modificatio n o f

Non-attainment

Revie w Pla

n Approva l or

Case-bv-cas e MACT . An y facility , wher

e the construction , substantia l reconstructio n or

alteratio n woul dviolat e a conditio n o f

aNon-attainment

Revie w approva

l or Case-by-cas e MAC T (4 0 CFRPar t 63.4 0 throug h 4 0 CF

RPar t 63.44 ) regardles s o f

th e expecte d chang e i n emission s an d an y exemption s establishe d elsewher e i n 31 0 CM R7.00 . 10 . Facilitie s wit h th e Potentia l t o Caus e o

r Contribut e t o Ai r

Pollution . An y facility , regardles s o f

an y exemptio n establishe d elsewher e i n 31 0 CM R7.00 tha

t th e Departmen

t determine s ha

s the potential fo r

causin g o r

contributin g t o aconditio n o f ai r pollution . 11 . Majo r

Modification s a

t Larg e Combustio n Emissio n Unit s fLCEU) . A Comprehensiv e Pla

n Applicatio n i s require dfo r majo r modification s fo r

an y larg e • combustio n emissio n unit . Th e applicabilit y criteri afo r aCP A an dassociate d definition s fo r LCEU(s).are se

t fort h i n 31 0 CM R7.54 . (b ) Calculatio n o f

Emissions . Calculatio n o f potentia l emission s associated wit h aCP A mus t be base d o n the potentia l emission s (a s define di n 31 0 CM R7.00 ) o f th e propose d construction , substantia

l reconstructio n o r

alteration . Limitation s propose d on the potentia l emission s i n th e applicatio n mus t b e mad e enforceable , a

s apractical matter , to b

e federall y enforceabl e (se

e definitio n o f

federal potentia l t o emit) . Reduction s i n emission s resultin g fro mreduce d utilizatio n o r eliminatio n o f

emissio n unit s cannot

be deducte d (i.e . no netting) . Product s o f

combustio n ar

e no t include dwhe n calculatin g applicabilit y unde r 31 0 CM R 7.02(5)(a)l . Emission s fro ma n emissio n unit(s ) installe di n accordanc e wit h 31 0 CM R7.0 3 o r CM R7.2 6 ar

e no t include dwhen calculatin g a n increas e i n potentia l emission s fo r purpose s o f

determinin g applicability unde r 31 0 CM R7.02(5)(a)l. , 2 . and3 . (c ) Comprehensiv e Pla

n Applicatio n Requirements . T o appl y fo r aCPA , a n applicant

shal l satisf y eac h o f th e followin g conditions : 1 . 'Th e applicatio n shal l be mad e o n afor mfurnishe db y th e Departmen t or b y othe r means require db y the Department . 2 . Th e applicatio n shal l b e signe db y aresponsibl e official . 3 . Th e applicatio n shal l be submitte di n duplicate . 4 . Th e applicatio n shal l b e accompanie db y adescriptio n o f the propose d activity , sit e information , plans , specifications , drawing s illustratin g the desig n o f th e facility , calculation s detailin g the natur e andamoun

t o f al l emissions , an

dprocedure s describin g th e manne

r i n whic h th e facilit y wil l operat e an db e maintained . 5 . The applicatio n shal l demonstrat e complianc e wit h the requirement s o f 31 0 CM R 7.02(8)(a ) relatin g to complianc e wit h emissio n limitations . 6 . Additiona l informatio n shal l be furnishe dupo n reques t b y th e Department

including , bu t no t limite dto , ai r

dispersio n modeling , additiona l plan s o r specifications , an

d documentatio n o

r evidenc e to suppor

t th e application . 7 . The applicatio n shal l bea r th e sea l an dsignatur

e o f aprofessional enginee

r registere d i n th e Commonwealt

h o f Massachusetts unde

r th e provision s o f

M.G.L . c . 112 . 8 . Th e applicatio n shal l contai n a n affirmativ e demonstratio n tha t an y facility(ies ) i n Massachusetts owne do r operated b y such person s (o r b y a n entity controlling , controlle d b y o r unde r commo n contro l wit h such person ) tha t i s subjec t

t o 31 0 CM R7.0 0 e

t seq. , i s i n complianc e wit h o r o n aDepartment

approve dcomplianc e schedule to mee t al l provision s o f

31 0 CM R7.00 e

t seq . an dan y pla n approval , notic e o f

noncomplianc e orde r o r plan approva

l issue d thereunder . (d ) Preventio n o f

SignificantDeterioration . I n additio n t o th e requirement s containe da t 31 0 CM R7.02(5)(c) , majo r

ne w stationar

y source s o f

ai r contaminant s an

dmajo r modification s o f existin g majo r

stationar y source s locate di n attainment area s ar e subjec t to Preventio n o f

. Significan t

Deterioratio n (PSD ) regulation s promulgate di n 4 0 CF RPar t 52.21 . Effectiv e Jul y 1 , 1982 , th e PS D progra mwa s implemente db y the Department i n accordanc e wit h th

e Department' s "Procedure s fo r Implementin g Federa

l Preventio n o f

Significan t

Deterioratio n Regulations. " Effectiv e Marc h 3 , 2003 , the PS D progra mi s implemente db y th e U.S . Environmenta l Protectio n Agency . 9/23/0 5 31 0 CMR-21 131 0 CMR : DEPARTMEN T O F ENVIRONMENTA L PROTECTIO N 7.02 : continue d

(e ) Case-bv-cas e Maximu mAchievabl e Contro l Technology . I n additio n to the requirement s containe d a t 31 0 CM R7.02(5)(c) , th e constructio n o r reconstructio n o f

majo r source s o f

hazardou s ai r

pollutant s (a

s define db y 4 0 CF

RPar t 63.41 ) i s subjec t

t o 4 0 CF R Par t 63.4 0 throug h .44 . Thi s i s arequirement to satisf y Th e Clea

n Ai r Act , § 112(g ) tha

t constructio n o r

reconstructio n afte r

Jun e 29 , 199 8 o f

amajo r sourc e o f

hazardou s air pollutant s (a

s define d i n 4 0 CF

RPar t 63.2 ) be equippe d wit h MACT . Thes e requirement s appl y onl y i f

th e sourc e ha

s no t bee n either regulate d o r

exempte d b y astandar d issued pursuan t to Th e Clea

n Ai r Act , § 112(d) , 112(h) , o r 112(j ) o r th e proces s categor

y ha s bee n deliste d pursuan

t to Th e Clea

n Ai r Act , § 112(c)(9) . 4 0 CF RPar t 63.4 0 throug h .44 i s implemente d b y the Department a s o f Augus t 3 , 2001 . (f ) Facilitie s wit h Operatin g Permits . A n owne r or operator o f afacilit y issue d a

n operatin g permi t unde r th e provision s o f

31 0 CM R7.00 : Appendi x C , wit h propose d change s a t th e facilit y tha

t ar e no t amodificatio n unde

r an y provisio n o f

Titl e I o f

the Clea n Ai r Act,.(4 2 U.S.C . 740 1 throug h 7515 ) ma y elect ashorte r plan revie w timelin e availabl e unde r 31 0 CM R4.10(2)(j)(l ) provide d tha t apre-applicatio n meetin g i s hel d wit h th e appropriate regiona l offic e personnel n o mor e tha n 9 0 day s prio r

t o th e anticipate d dat

e tha t th e .CP A i s to be submitte d an

d a n applicatio n fo r

amino r modificatio n o f

th e operatin g permi t

i s submitte d t o the Department i n accordanc e wit h th e requirement s o f 31 0 CM R 7.00 : Appendi x C(8 ) an

d timeline s establishe d a t 31 0 CM R7.00 : Appendi x C(4)(b)2 . (6 ) Aggregate d Emissions . (a) Applicability . 1 . An y perso n wh o own s o r operate s afacilit y shal l trac k emissio n increases

- a

s define d belo w o n acalenda

r yea r basi s i n orde

r t o determin e i f

plan approval i s require d pursuan t to310CMR7.02(5)(a)6 . • 2 . Emissio n increase s tha t ar e subjec t t o thi s requirement

ar e thos e associate d wit h th e construction , substantia

l reconstructio n o r

alteratio n o f

afacilit y o r

emissio n unit s that : a . Ar e individuall y no t

subjec t t o plan approval unde

r 31 0 CM R7.02(4 ) o r

31 0 CM R7.02(5) ; and b . Hav e no t

previousl y bee

n aggregate

d fo r purpose s o f

pla n approval unde

r 31 0 CM R7.02(4 ) and 31 0 CM R7.02(5) ; an d c . Ar e no t

par t o f aprogra mo f constructio n o r

modificatio n i n planne d incrementa l phase s previousl y approve d b y the Department . (b ) Calculatio n o f

Emissions . Aggregate d emission s shal l be calculate d a s th e su mo f

th e potentia l emission s o f

an y ai r contaminant

identifie di n 31 0 CM R7.02(6)(a) . Product s o f combustio n fro man

y fue l utilizatio n facilit y o r emission s resultin g fro mconstruction , substantia

l reconstructio n o r

alteration , i n accordanc e wit h th e requirement s o f 31 0 CM R 7.0 3 or 7.26 , ar e no t include d i n thi s calculation . (7 ) Mitigatio n o f

Ai r Pollution . (a) Requirement

t o Collec t

Information . Whe n m

e Department

determine s tha

t an y facilit y or produc t manufacture d therei n ha s the likelihoo do f

causin g o r

contributin g t o aconditio n o f ai r pollution , th e Department ma y require the perso n owning , leasin g o r controllin g sai d facilit y t o submi t

informatio n t o documen t facilit y emissions , operatin g parameter s o f emissio n contro l equipment , an d standar d operatin g an

d maintenanc e procedures . I n doin g so , th e Department

ma y require an

y perso n wh o owns , operate s o r control s an

y facility , o r wh o manufacture s emission s contro l equipment or proces s equipment

to : 1 . Establis h an

d maintai n records ; 2 . Make reports ; 3 . Install , use , an

d maintai n monitorin g equipment ; 4 . Perfor maudit s o n monitorin g equipment usin g standar

d procedure s and methods ; 5 . Quantif

y emission s i n accordanc e wit h the procedures , and method s a s th e Depart

men t ma y prescribe ; 6 . Kee p record s o n contro l equipment parameters , productio n variables , an d other indirec t dat awhen-direc t

monitorin g o f

emission s i s no t

practical ; 7 . Conduc t

stac k testin g o r

submi t modelin g analysis ; or 8 . Maintai n othe

r record s an

d provid e an

y othe r informatio n a

s th e Departmen t

migh t reasonably require .

10/21/0 5 (Effectiv e 9/23/05 ) - correcte d 31 0 CMR-21 231 0 CMR : DEPARTMEN T O F ENVIRONMENTA L PROTECTIO N 7.02 : continue d 5 . No t Otherwis e Classifie d Process . a . Informatio n on the proces s an d equipmen

t includin g th e following : equipmen t type , description , mak

e an d model , maximu mdesig n proces s rat e o r throughput , contro l device(s ) typ e an d descriptio n (i f

any) ; b . An y additional informatio n requested i n writin g b y th e Department ; c . A monthl y lo g o f

operatin g hours , eac

h ra w materia l used and it s amount ; an d d . Purchas e orders , invoices , an d othe r documents t o suppor

t informatio n i n th

e monthl y log . (i ) Reporting . I n orde

r t o documen

t complianc e an

d maintai n a

n emission s inventory , th e Departmen

t ma y requir e reportin g fro man

y owne r o r operator o f afacilit y wit h a

n emission s ca

p establishe d a

t 31 0 CM R7.02( 1 l)(e ) o r (f) . 7.03 : U Pla

n Approva l Exemption : Constructio n Requirement s (1 ) General . (a) An y person wh o constructs , substantiall y reconstruct s o r alters , and subsequently operate s a

n emissio n uni t

liste d herein , ma

y compl y wit h the specifi c requirement s o f 31 0 CM R7.03)(5 ) throug h (7 ) i n lie u o f filin g eithe

r aComprehensiv e Plan Applicatio n (CPA ) require d b y 31 0 CM R7.02(5)(a) o r aLimite dPla

n Applicatio n (LPA ) require d b y 31 0 CM R 7.02(4)(a) , except

a s provide d i n 31 0 CM R7.03(2) . (b ) Unde

r 31 0 CM R7.03 , VO C shal l includ e Volatil e Organi c Compound s (VOC ) an d Halogenate d Organi c Compound s (HOC ) a s define d i n 31 0 CM R7.00 . (c ) Nothin g i n 31 0 CM R7.0 3 relieve s aperson wh o owns , operates , lease s o r control s a facilit y fro mhavin g t o compl y wit h othe r applicabl e requirement s o f 31 0 CM R7.00 . (d ) 1 . An y person wh o constructs , substantiall y reconstructs , or alter s an d subsequentl

y operate s a

n emissio n uni t

i n accordance wit h 31QCM R7.03(8) , (15) , (16 ) o r (19 ) shal l . limi t the facility-wid e emissio n o f an y individua l hazardou s ai r pollutan t

(HAP ) t o les s tha n 1 0 ton s i n eac

h consecutiv e 1 2 mont

h tim e period , an

d al l combine d HAP s t o les s tha n 25 ton s i n eac

h consecutiv e 1 2 mont

h tim e period . 2. The limits specified

in 310CMR 7.03(l)(d)l. do not apply to an owner

or operator subject to 310CMR 7.00Appendix C: Operating Permit

and Compliance Program. (2 ) Prohibition . 31 0 CM R7.03 i s no t a n alternativ e t

o obtainin g apla n approva l pursuan t t o 31 0 CM R7.0 2 i f

construction , substantia l reconstructio n o r

alteratio n woul dviolat e requirement s of : (a) 31 0 CM R7.02(5)(a)7 . relatin g t o Preventio n o f Significan t

Deterioratio n (PSD ) requirement s o r

the nee d fo r Non-attainment

Review ;

. (b ) 31 0 CM R7.02(5)(a)8- . an d 9 . relatin g t o pla

n approvals , Nonattainmen t Revie w approval o r

PS D permits , or

MAC T requirement s a

t 4 0 CF R63.4 0 throug h .44 (c ) 31 0 CM R7.02(5)(a)10 . relatin g t o Departmen

t determination s o f

apotentia l conditio n o f ai r pollution ; (d ) 3 I P CM R7.02(5)(a)5 . relatin g t o an y incinerator ; (e ) 31 0 CM R7.02(4)(a)3 . relatin g to plan approvals ; or (f ) 31 0 CM R7.02(4)(a)4 . relatin g to significan t increas e i n federa l potentia l emissions . (3 ) Includin g Emissio n Unit s i n Calculatio n o f Ne t Emissio n Increase . Person s wh o construct , substantiall y reconstruc t o r alte r a n emissio n uni t

tha t complie s wit h th e requirement s o f 31 0 CM R7.0 3 mus t

includ e sai d emissio n uni t i n calculatin g significan t net emissio n increas e an

d determinin g applicabilit y o f Non-attainment

Ne w Sourc e Review , 31 0 CM R7.00 : Appendi x A , PS D (4 0 CF

R52.21 ) o r

Case-by-case MAC T (31 0 CM R7.02(5)(e)) . (4 ) Emissio n Unit s Constructe d o r Altere dSinc e 1970 . (a ) Person s wh o construct , substantially reconstruct , alter , o r subsequently operat

e a n emissio n uni t

afte r Jul y 1,197 0 i n th

e Metropolita n Bosto n Ai r Pollutio n Contro l Distric t an d afte r Septembe

r 15,197 0 i n al l othe

r district s ar

e no t require d to obtai n pla n approval i f sai d • emissio n uni t

complie s wit h the requirement s o f 31 0 CM R7.03(5 ) throug h (7) , e t seq . an d i s no t prohibite db y 31 0 CM R7.03(2) . (b ) Person s wh o alread y have pla

n approva

l fo r emissio n unit s tha

t migh t otherwis e b

e subjec t t o 31 0 CM R7.0 3 mus t

continu e to compl y wit h th e term s and condition s o f th e plan approval and ar

e no t subjec t t o th e requirement s o f

31 0 CM R7.03 . 9/23/0 5 31 0 CMR-22 131 0 CMR : DEPARTMEN T O F ENVIRONMENTA L PROTECTIO N 7.03 : continue d

(5 ) Reporting . An y construction , substantia l reconstructio n or

alteration , as-describe d i n 31 0 CM R7.03 , a

t afacilit y subjec t

to th e reportin g requirement s o f 31 0 CM R7.12 , shal l b e reporte d t o the Department

o n the nex t

require d sourc e registration . (6 ) Record-keeping . A record-keepin g syste mshal l b e establishe d an

d continue d i n sufficien t detai l t o documen

t th e dat e o f construction , substantia

l reconstructio n o r

alteratio n an d tha

t the respectiv e emissio n rates , operational limitations , equipmen t specification s an d other requirement s pursuan

t t o 31 0 CM R7.0 3 ar

e met . Al l record s shal l b e maintaine d up-to-date suc h tha t year-to-dat

e informatio n i s readil y availabl e fo r Departmen

t examination . (7 ) Operation . N o perso n shal l operat e afacilit y constructed , substantiall y reconstructe d o r altere d pursuant

t o 31 0 CM R7.0 3 excep t i n conformanc e wit h th e requirement s establishe d • herein . Thi s exemptio n fro mthe requirement s o f 31 0 CM R7.02(4 ) an

d (5 ) shal l no t

affect-th e responsibility o f

th e owner

o r operator t o compl y wit h othe

r provision s o f

31 0 CM R7.00 , othe

r applicabl e regulation s o r an y pla n approval , notic e o f

noncomplianc e order , PS D permi t o r othe r approval issue d t o sai d facility . (8 ) Degreaser . Construction , substantia l reconstructio n o

r alteratio n o f

an y degrease

r i n complianc e wit h th e criteriaestablishe d i n 31 0 CM R7.18(8) , regardles s o f th e ite mbein g degreased , wit h asolven t consumptio n rat

e o f les s tha n 10 0 gallon s pe

r month . Consumptio n rat e i s th e amoun

t o f solvent adde d int o th e uni t

les s an y dbcumented solven t

wast e disposal o r recyclin g amounts , eac

h i n gallon s pe

r month . (9 ) Wav e Solder . Construction , substantia l reconstructio n or

alteratio n o f

a n oil-les s wav e solde r operatio n o r

an y wav e solde

r operatio n wit h aflu x consumptio n rate , includin g an y thinner , o f

les s than 20 0 gallon s pe r month , eithe

r equippe d wit h a

n electrostati c precipitato r capable o f

maintainin g aparticulat e contro l efficienc y o f greate r tha n 90 % o r emittin g visibl e emission s wit h 0 % opacity . (10 ) Emergenc y o r

Standb y Engine . (a) O n o r

afte r June 1 , 1990 , bu t

prio r to Marc h 23 , 2006 , construction , substantial reconstructio n o r

alteratio n o f

an y emergency or

standb y engine shal l compl y wit h 31 0 CM R 7.03(10)(a ) throug h (c) . Al l suc h emergency or

standb y engine s shall : 1 . Hav e a

n energ y inpu t

capacit y o f equa l t o or greate r tha n 3,000,00 0 Bt u per

hou r an d les s tha n or equal t o 10,000,00 0 Bt u pe r hour ; an d 2 . B e equippe d wit h a

n exhaus t ga s silence r s o tha t soun d emission s fro mth e generato r wil l no t caus e o r contribut e t o aconditio n o f ai r pollution ; an

d 3 . Utiliz e a

n exhaus t stac k tha t discharge s s

o a s to no t cause o r contribut e t o aconditio n o f air pollution , an

d 4 . No t operat e mor e tha n atota l o f

30 0 hour s pe

r rollin g 1 2 month period , and onl y during : a. Th e norma l maintenanc e an d testin g procedur

e a s recommende d b y th e manufacturer ; and b . Period s o f

electri c power

outag e du

e to failur e o f

th e grid , i n whol e o r

i n part , on-sit e disaster , loca l equipmen t failure , flood , fir e o

r natural disaster ; an d c . Whe n th e imminen t threa t o f apowe r outage i s likel y du e t o failur e o f th e electrica l suppl y or

whe n capacit

y deficiencie s result

i n adeviatio n o f

voltag e fro m the electrica l supplie r

to th e premise s o f

3 % abov e o r 5 % belo w standard voltage , o r period s durin g whic h the regional transmissio n organizatio n direct s th e implementatio n o f

voltag e reductions , voluntar y load curtailment s b y customers , o r automati c o r

manual loa d sheddin g withi n Massachusetts i n respons e t o unusuall y lo w frequency , equipment overload , capacit

y or energ y deficiency , unacceptabl e voltag e levels , o r

othe r emergency conditions . (b ) O n and afte r

Jul y 1,2007 , n o perso n shal l accep t fo r delivery fo r

burnin g i n an

y engin e subjec t t o 31 0 CM R7.03(10) , diese l o r an y othe r fue l tha t does no t mee t th e applicabl e U.S . Environmenta l Protectio n Agenc y sulfu r limit s fo r fue l pursuan

t to 4 0 CFR ' 80.29 , 4 0 CF R 80.500 , an

d 4 0 CF R80.520(a) an

d (b ) a s i n effec t

Januar y 18 , 2001 . (c ) Reportin g an d recor d keepin g requirement s fo r 31 0 CM R7.03(10) , a

s require d b y 31 0 CM R7.03(5 ) an d (6) , shal l b e i n accordanc e wit h 31 0 CM R7.02(8)(i)3 . throug h 4 . 10/21/0 5 (Effectiv e 9/23/05 ) - correcte d 31 0 CMR-22 231 0 CMR : DEPARTMEN T O F ENVIRONMENTA L PROTECTIO N 7.18 : continue d 3 . th e perso n identifie s th e coating s whic h wil l be covered b y thi s exemption ; and ,

4 . the perso n complie s wit h the recordkeepin g an d testin g requirement s o f th e particula

r section . (g ) Dail y Weighte d Averaging . An y person who owns , leases , operate s or control s a coatin g lin e subjec t

to 31 0 CM R7.18 , wit h th e exceptio n o f

coatin g line s subjec t

t o 31 0 CM R7.18(24) : Fla t Wood Panelin g Surfac e Coating , or 31 0 CM R7.18(28) : Automotiv e Reftnishing , ma y comply wit h th

e VO C emissio n limitation s o f th e applicabl e sectio n o f

31 0 CM R7.1 8 throug h the use o f adaily-weighte d average on a n individua l coatin g line , provide d th e perso n meet s th e followin g conditions : 1 . the daily-weighte d averag e fo r eac h coatin g line , eac

h day , complie s wit h th e applicabl e emissio n limitatio n i n 31 0 CM R7.1 8 wit h n o cross-lin e averagin g allowed ; and , 2 . the coatin g lin e usin g adaily-weighte daverag e to determin e complianc e doe s no t us e an y emission s captur

e and contro l equipmen

t fo r the complianc e determination ; and , 3 . prio r t o bein g used , the exact

metho d o f

measuring an

d determinin g complianc e o n adaily-weighte d average basi s i s approved by the Departmen t i n a n emission s contro l ' plan submitte d unde

r 31 0 CM R7.18(20) ; and , 4 . record s kep t

t o determin e complianc e on adaily-weighte daverage basi s ar e kep t a t th e facilit y fo r

aperio d o f

fiv e years , an

d mad e availabl e t

o the Department

o r EP A on

. request ; and , 5 . th e daily-weighte daverage fo r eac h coatin g line , wit h th

e exceptio n o f

coatin g line s subjec t to 31 0 CM R7.18(26) : Textil e Finishing , i s calculate d accordin g t o the followin g equation : n



# E vjc, voc w 

# = i-^ i where : VOC w = th e daily-weighte d averag e VO C conten

t o f th e coating s use

d eac h da y o n eac h coatin g lin e i n unit s o f

pound s o f

VO C pe r gallo n o f

solid s a s applied ; n = th e numbe

r o f differen t coating s applied , eac

h da y o n acoatin g line ; V j = th e volum e o f solid s a s applie d fo r

eac h coating , eac

h day , on eac

h coatin g line , i n unit s o f gallon s o f

solid s a s applied ; Q = th e VO C content fo r eac h coating , eac

h day , on eac

h coatin g lin e i n unit s o f pound s o f VO C pe r gallon s o f

solid s a s applied ; an

d V T= th e tota l volum e o f solid s a s applied , eac

h da y o n eac h coatin g line . 6 . Fo r coatin g line s subjec t

t o 31 0 CM R7.18(26) : Textil e Finishing , th e dail y weighte d average fo r

eac h coatin g lin e i s calculate d accordin g to th e followin g equation :

VOC

u i - 1 where: M r VOC ^ = th e daily-weighte d average VO C conten t o f th e coating s use

d eac h day ' on eac

h coatin g lin e i n unit s o f

pound s o f

VO C pe r poun d o f

solids , a s applied ; n = the numbe

r o f differen t coating s applie d eac

h da y o n acoatin g line ; M , = th e mas s o f

solid s a s applie d fo r

eac h coating , eac

h day , on eac

h coatin g line , i n unit s o f pound s o f

solid s a s applied ; C j = the VO C content o f th e coating s used , eac

h day , o n eac

h coatin g lin e i n unit s o f pound s o f

VO C pe r pound s o f

solids , a s applied ; M T= the tota l mas s o f solid s a s applied , eac

h da y o n eac h coatin g line . Coatin g usag

e ma y be averaged , providin g th e unit s i n the equatio n ar e th e sam

e a s th e unit s tha t ar e used i n the sectio n o f

31 0 CM R7.1 8 tha

t applie s t o th e coating s include d i n th e dail y average . Onl y coating s subjec t t o the sam

e emission s standar

d ma y be averaged together . 10/21/05 (Effectiv e 9/23/05 ) - correcte d 32 0 CMR-250. 731 0 CMR : DEPARTMEN T O F ENVIRONMENTA L PROTECTIO N 7.18 : continue d

(h ) Emissio n Reductio n Credit s (ERCs) . An y facilit y ma y comply , eithe

r i n par t or entirely , wit h th e applicabl e emissio n standar d containe d i n 31 0 CM R7.1 8 throug h th e use o f emissio n reductio n credit s (ERCs ) certifie db y the Departmen t pursuan t t o 31 0 CM R7.00 : AppendixB(3) , provide dtha t the requirement s o f

31 0 CM R7.00 : Appendi x B(3)(e ) ar e me t prio r t o use o f sai d ERCs . (3 ) U Meta l Furnitur e Surfac e Coating . (a ) On or afte r Januar y 1 , 1980 , n o person wh o owns , leases , operates , o r control s ametal furnitur e coatin g line , whic h emits , befor e an y applicatio n o f

ai r pollutio n contro l equipment , i n exces s o f

1 5 pound s pe

r da y o f volatil e organi c compound s (VOC) , shal l cause , suffer , allo w or permi t emission s therefro mi n exces s o f 5. 1 pound s o f

VO C pe r gallo n o f

solid s applied . (b ) An y perso n subjec t

t o 31 0 CM R7.18(3)(a) shall maintai n continuou s complianc e a t al l times . Complianc e averagin g time s wil l be me t i n accordanc e wit h the requirement s o f 31 0 CM R7.18(2)(a) . -Demonstration s o f complianc e shal l no t

includ e an

y consideration s o f transfer efficiency . (c ) An y perso n subjec t t o 31 0 CM R7.18(3)(a) shal l prepar e an d maintai n dail y record s sufficien t t o demonstrat

e complianc e consisten

t wit h th e applicabl e averagin g tim e a s stated i n 310 ' CM R7.18(2)(a) . Record s kep t t o demonstrat

e complianc e shal l b e kep t o n sit e fo r thre e year

s an d shal l b e mad

e availabl e t o representative s o f the Department

an d EP A i n accordanc e wit h th e requirement s o f a n approve d complianc e pla n o r upo n request . Suc

h record s shal l include , bu t ar e no t limite dto : 1 . identity , quantity , formulatio n an d densit y o f coating(s ) used ; 2 . identity , quantity , formulatio n an d densit y o f an y diluent(s ) and clean-u

p solvent(s ) used ; 3 . solid s content

o f an y coating(s ) used ; 4 . actua

l operationa l an

d emission s characteristic s o f th e coating

- lin e an

d an y appurtenan

t emission s captur

e an d contro l equipment ; 5 . quantity o f

produc t processed ; 6 . an y other requirement s specifie d b y th e Departmen t i n an y approval(s ) and/or

order(s ) issued t o th e person . (d ) Person s subjec t

t o 31 0 CM R7.18(3)(a ) shall , upo n reques t o f the Department , perfor m o r have performe d test s t o demonstrat e compliance . Testin g shal l b e conducte d i n accordanc e wit h EP A Metho d24 and/o r Metho d2

5 a s describe d i n CF

RTitl e 4 0 Par

t 60 , o r b y othe r method s approve d b y the Department an d EPA . (4 ) U Meta l Ca

n Surfac e Coating . (a) On o r

afte r Januar y 1 , 1980 , n o perso n wh o owns , leases , operates , o r control s ameta

l ca n coatin g line , whic h emits , befor e an y applicatio n o f

ai r pollutio n contro l equipment , i n exces s o f 1 5 pound s per

da y o f volatil e organi c compound s (VOC) , shal l cause , suffer , allo w or permi t emission s therefro mi n exces s o f th e emissio n limitation s se t fort h i n 31 0 CM R 7.18(4)(b) . (b ) Emissio n Limitation s Meta l Ca n Surfac e Coating . Emissio n Sourc e Emissio n Limitatio n i n pound s o f volatil e organi c compound s pe r gallo n o f

solid s applie d Shee t bas e coa t (exterio r

an d 4. 5 interio r an d exterio r

overvarnish ) Two-piec e ca

n exterio r

(basecoa t an d overvarnish ) 4. 5 Tw o and Three-piec e ca n (interio r

body spray ) 9. 8 Two-piec e ca

n exterio r

en d (spra

y o r rol l coat ) 9. 8 Three-piec e ca

n side sea

mspra y 21. 8 En dsealin g compoun d 7. 4 9/23/0 5 31 0 CMR-250. 831 0 CMR : DEPARTMEN T O F ENVIRONMENTA L PROTECTIO N 7.26 : continue d

(31 ) Definitions . Term s used i n 31 0 CM R7.26(30 ) through (37 ) ar e define di n 31 0 CM R7.00 o r i n 31 0 CM R7.26(31) . Wher e ater mi s define di n bot h 31 0 CM R7.0 0 andi n 31 0 CM R 7.26(31) , th

e definitio n i n 31 0 CM R7.26(31 ) i s applicable . ADJACEN T STRUCTUR E means astructur e tha t i s withi n 5 L o f

th e stack . 5 L means five time s the lesse

r dimensio n (height

o r maximu mprojecte dwidth ) o f th e structure . AUTOMATE D COMBUSTIO N CONTRO L SYSTE M mean s asyste mtha t sel f adjust s burner/boile r

operatio n to maximiz e energy efficiency . I t mus t includ e a

t leas t th e followin g capabilities : fuel/ai r

rati o adjuste dautomatically , fue l flo w metered/monitored , an dcontinuou s monitorin g o f

nitroge n oxide s (NOx ) an dcarbon monoxide . BOILE Rmean

s adevic e tha

t combust s an

y fue l an dproduce s stea

mo r heat s water . DISTILLAT E FUE L OI L fo r the purpose s o f

31 0 CM R7.26(30 ) means fue l oi l that complie s wit h th e specification s fo r fue l oi l number s 1 o

r 2 a s define db y th

e American Societ

y fo r Testin g an dMaterial s i n AST M D396-98 , "Standar dSpecificatio n fo r

Fue l Oil " datedSeptembe r 199 8 an dha s asulfu r conten t no t t o excee d 0.05 % b y weight . INSTAL L or

INSTALLATIO N a

s use d i n 31 0 CM R7.26(30 ) mean s t o se t a n emissio n uni t

i n positio n fo r

use . A relocatio n o f

apreviousl y approvedboiler , provide dtha t i t i s relocate dwithi n the facilit y or

to acontiguou s property , ownedan doperate d b y the sam

e owner i s no t a n installation . (32 ) Certification . (a) A n owne

r o r operator o f aboile r subjec t t o 31 0 CM R7.26(30 ) shal l certify , i n complianc e wit h 31 0 CM R70.0 0 tha t the boile r

i s i n complianc e wit h 31 0 CM R7.26(30 ) throug h (37) . (b ) A n owne

r or operato r o f aboile r subjec t t o 31 0 CM R7.26(30 ) shal l submi t t o th e Department

a n initia l complianc e certificatio n for mwithi n 6 0 day s o f th e dat e o n whic h the boile r commence s operation , and , thereafter , a n annua l certificatio n for mb y Marc h 15 I ho f eac h year . (33 ) Fue l o f

Use/Emissio n Limitations . (a ) Fue l o f

Use . 1 . Onl y natura

l ga s anddistillat e fue l oi l ma y be used , a

s specifie di n 31 0 CM R7.00 . 2 . NATURA L GAS . a . Al l boiler s subjec t

to 31 0 CM R7.26(30 ) shal l burn natural ga s a s th e primary fue l o f use wher

e th e boile r

i s locate don apropert y adjacen

t t o astreet

o r sidewal k underlai n b y anatural ga s pipelin e havin g sufficien t pressur e andcapacit

y t o suppl

y natura l ga s t o th e boiler . b . Distillat e fue l oi l ma y be bume dfo r

amaximu mo f

9 0 day s pe

r calenda r year . 3. DISTILLATE

FUEL OIL. All

boilers subject

to 310CMR 7.26(30) may bum distillate fuel

oil as the primary fuel

of use when conditions for natural gas use, as specified in 310CMR 7.26(33)(a)2., cannot reasonably be met, as determined by the Department

in accordance with 310CMR 7.00: Air Pollution Control. (b ) Emissio n Limitations . Each boile r shal l compl y wit h th

e followin g emissio n limitation s i n pound s pe

r millio n Bt u hea

t inpu t fo r th e fue l o f

use . POLLUTAN T Fue l o f Us e Emissio n limitatio n (lbs . pe r millio n Btu ) Nitroge n Oxide s Natura l Ga s Distillat e Fue l Oi l Particulate Matte r

Natura l Ga s Distillat e Fue l Oi l Carbo n Monoxid e Natura l Ga s Distillat e Fue l Oi l Volatil e Organi c Compound s Natura l Ga s Distillat e Fue l Oi l 0.035 0 0.15 0 0.01 0 0.02 0 0.08 0 0.08 0 0.03 0 0.03 0 10/21/0 5 (Effectiv e 9/23/05 ) - correcte d 31 0 CMR-250.72.18. 731 0 CMR : DEPARTMEN T OFENVIRONMENTA L PROTECTIO N 7.26 : continue d

(c ) Th e sulfu r

dioxid e emission s ar

e limite db y th e sulfu r

conten t o f th e distillate fue l oil . Th e sulfu r

conten t o f th e distillat e fue l oi l i s limite dt o 0.05 % b y weight . (d ) Th e carbo n monoxid e emissio n limitatio n specifie d i n 31 0 CM R7.26(33)(b ) does no t appl y t o hig h turndow n boiler s whil e operatin g a t les s tha n 25 % o f

th e maximu minpu t rating . (e ) Visibl e Emission s (excludin g water vapor ) ma

y no t exceed . 10% opacity a

t an y tim e durin g boile r

operation . (34 ) Operationa

l Requirements . (a ) Th e boile r

an d appurtenance s shal l b e operate d i n accordanc e wit h th e manufacturer' s standar d operatin g and maintenanc e procedures . (b ) A boile r

tune-u p shal l b e performe d annuall y fo r boiler s tha

t primaril y bu mnatura

l gas , an d twic e ayea

r fo r boiler s tha

t bum're d dy e distillat e fue l oi l a s the primary fuel . A tune-u p i s no t require d i f

th e boile r

i s equippe d wit h acontinuou s automate d combustio n managemen

t an d contro l technolog y system . • A boile r tune-u p shal l includ e a

n inspectio n fo r

prope r operation , an

y other maintenanc e recommende d b y th e manufacturer , an d a n efficienc y test . A n efficienc y tes t shal l includ e a t leas t asmok e spot reading , flu e ga

s temperatur

e measuremen

t an d ameasur

e o f carbo n dioxide , oxygen , and carbo n monoxide . A writte n recor d o f the efficienc y test

an d an y maintenanc e performe d shal l be kep t o n site i n accordanc e wit h th e record keepin g provision s containe d 31 0 CM R7.26(36) . (c ) Fue l additive s shal l onl y be use d i n accordanc e wit h th e manufacturer' s instructions . (35 ) Stack

Requirements . (a ) Minimu mstac

k height shal l be 1.

5 time s th e heigh t

o f the buildin g o n whic h the stac k i s located . I f

the stack height i s (1 ) lowe r

tha n 1. 5 time s th e buildin g height o r (2 ) lowe r tha n th e height o f a n adjacent

structure , a

n EP A Guidelin e ai r

quality mode l shal l be run t o documen t tha t the operatio n o f

the applicabl e boiler(s ) wil l no t caus e Nationa l Ambien t Ai r Qualit y Standard s exceedances . Th e ai r quality mode l documentatio n mus t be retaine d on site fo r a s lon g a s th e boile r

i s operational . (b ) Stack

s shal l no t

b e equipped wit h rai n protectio n o f atyp e tha

t restrict s the vertica l exhaus t flo w o f th e combustio n gase

s a s they ar e emitte d t o th e ambien

t air . "Shant

y caps" , "egg beaters " an

d the lik e ar

e prohibited . (c ) Th e stack

shal l b e configure dt o discharg e th e combustio n gase s verticall y upwards . (36 ) Recordkeeping . (a ) A recordkeepin g syste mshal l b e establishe d an d implemente d onsit

e and shal l provid e sufficien t detai l t o document

compliance . (b ) Recordkeepin g shal l includ e the following : 1 . date s o f

boile r installatio n and firs t

operation ; 2 . amonthl y recor d o f

fue l type , fue l additives , fue l usag e i n gallon s o r

cubi c feet , an

d sulfu r content , a

s certifie db y th e fue l supplier ; 3 . awritte n recor d o f

al l tune-ups , includin g inspections , maintenance , and result s o f the efficienc y tests , and ; 4 . al l purchas e order s an d invoice s relate d t o boile r combustio n o r

emissio n rate . (c ) Documentatio n shal l b e maintaine d onsite tha t th e boile r

and it s appurtenances , a s designe d and installed , wil l compl y wit h th e emissio n limitation s whe n operated i n accordanc e wit h th e manufacturer' s instructions . Thi s documentation , includin g th e manufacturer' s operatin g instructions , shal l be retaine d fo r a s lon g a s th e bbile r

operates . (d ) Al l record s shal l b e maintaine d up-to-dat e suc h tha

t year-to-dat

e informatio n i s readil y availabl e fo r

Department

e x amination . Record s shal l b e kep t fo r a t leas t thre e calenda

r years . (37 ) Prohibitions . (a ) Concealin g o f

emission s i s prohibited . (b ) Removal o f

ai r pollutio n contro l o r

monitorin g equipment

i s prohibited . (c ) Natura l draft.rotar y cu p burner s ar

e prohibited .

9/23/05 31 0 CMR-250.72.18. 831 0 CMR : DEPARTMEN T O F ENVIRONMENTA L PROTECTIO N 7.26: , continue d

(40 ) Engine s an

d Combustio n Turbine s - Applicability . (a) 310CMR 7.26(40) through (44) in its entirety shall apply to any person who owns or operates engines and

combustion turbines installed on and after March 23,2006

and are not subject to Prevention of

Significant

Deterioration (40CFR 52.21) or Non-attainment

Review at 310CMR 7.00: Appendix A. (b ) Owner

s an d operators o f

engine s regulate d unde

r 4 0 CF R89 , 90,91 , and 9 2 ar

e exempt fro mthe requirement s o f 31 0 CM R7.26(40 ) throug h (44 ) i n it s entirety . (41 ) Definitions . Termsusedin310CMR7.26(40)through(44)aredefinedin310CMR7.0 0 an d 31 0 CMR7.26(41) . When- atermi s define di n bot h 31 0 CM R7.0 0 an

d 31 0 CM R7.26(41) , the definitio n i n 31 0 CM R7.26(41 ) shal l govern . Emergency mean

s a n electri c power

outage du

e to failur e o f

the grid , i n whol e o r

i n part , on-sit

e disaster , local equipmen

t failure , flood , fire, o r

natura l disaster . Emergenc y shal l als o mea n when th e imminen t

threa t o f apower outag e i s likel y du

e t o failur e o f

the electrica l supply o

r whe n capacit y deficiencie s resul t

i n adeviatio n o f

voltag e fro mthe electrica l supplie r to th e premise s o f

3 % abov e o r 5 % belo w standar

d voltage , o

r period s durin g whic h th e regiona l transmissio n organizatio n direct s th e implementatio n o f

voltag e reductions , voluntary loa d curtailment s b y customers , or automati c o r

manua l load shedding withi n Massachusett s i n respons e to unusually lo w frequency , equipmen t overload , capacit

y o r energy deficiency , unacceptable voltag e levels , o r othe r suc h emergenc

y conditions . Engine s mea

n spar k ignitio n and compressio n ignitio n stationar y reciprocatin g internal combustio n engines . Rated Powe

r Output means th e maximu melectrica l o r equivalen

t mechanica

l powe r output stated on th

e nameplat

e affixe dt o th e engine o r turbin e b y th

e manufacturer . Supplie r mean s aperso n tha

t manufactures , assembles , or otherwis e supplie s engine s o r turbines . Turbin e mean

s astationar

y combustio n turbine . (42 ) Emergenc

y Engine s an

d Turbines . (a ) Applicability . 31 0 CM R7.26(42 ) shal l apply to an y perso n wh o own s o r

operate s a

n emergenc y or standby engine wit h arate d powe r outpu t equa l t o o r greate r tha n 37k W an d emergenc y turbine s wit h arate d powe r outpu t les s tha n on e M W tha

t ar e constructed , substantially reconstructe d o r altere d afte r

Marc h 23,2006 . Owner

s an d operator s o f

peakin g powe r units , load shavin g unit s o r unit s i n a

n energ y assistance progra

mar e subjec t to the

. requirement s o f

31 0 CM R7.26(43) . 1 . Owners an

d operator s o f

emergency turbine s wit h arate d power outpu t equa l t o o r greate r tha n on e M W shal l compl y wit h the provision s o f 31 0 CM R7.02(5) . 2 . Owner s an

d operator s o f

emergency engine s an

d turbine s tha

t ar e subjec t t o 31 0 CM R7.02(8)(i ) o r

31 0 CM R7.03(10 ) shal l continu e t o b e subjec t t o such requirements . 3 . Owners and operator s o f emergency engine s an

d turbine s subjec t

t o 31 0 CM R 7.26(42 ) ar

e no t subjec t t o th e requirement s o f

31 0 CM R7.02(5) . 4 . Owner

s an d operator s o f

emergency o

r standb y engine s and turbine s use d a s mechanica

l powe r source s fo r

wate r pumpin g activitie s suc

h as , bu t no t limite dto , firefighting , floo dcontrol , wast e water flow , ar e subjec t 31 0 CM R7.26(42 ) i n it s entirety . 5 . Owner s an

d operator s o f

emergency engine s or turbine s approve d prio r to Septembe r 23 , 200 5 unde

r th e requirement s o f

31 0 CM R7.02(5 ) ma

y operat e durin g a

n emergenc y a s define di n 31 0 CM R7.26(41) . (b ) Emissio n Limitations . Owner s an d operator s o f

emergency engine s and turbine s mus t compl y wit h the emissio n limitation s se t fort h i n 31 0 CM R7.26(42) . 1 . Engine s wit h arate d power outpu t equa l to o r greate r tha n 3 7 k W mus t

compl y wit h th e applicabl e emissio n limitation s se t b y the US EP A fo r

non-roa d engine s (4 0 CF

R8 9 a s i n effec t

Octobe r 23 , 1998 ) a

t th e tim e o f

installation . Th e owne

r o r operator o f a n engine subjec t

to th e requirement s o f 31 0 CM R7.26(42)(b)l . shal l obtai n fro mth e supplie r astatemen

t that acertificat e o f

conformit y ha

s bee n obtained.fro mth

e Administrato r

pursuan t t o 4 0 CF

R89.10 5 a

s i n effec t

Octobe r 23 , 1998 . An y engine 10/21/0 5 (Effectiv e 9/23/05 ) - correcte d 31 0 CMR-250.72.18. 931 0 CMR : DEPARTMEN T O F ENVIRONMENTA L PROTECTIO N 7.26 : continue d certifie dunde r th e U S EP A non-roa

d standards i s automaticall y certifie dt o operat e a s a n emergency engin e pursuan t t o 31 0 CM R7.26(42) . Fo r unit s that

bu mnatural ga

s exclusively , alette r

o r othe r documentatio n fro mth e supplier statin g tha

t th e engine meet s th e applicabl e non-roa d emissio n limitatio n wil l satisf y th e certificat e o f conformit y requirement . 2. All emergency turbines with a rated power output less than one MW

shall comply with the emission limitations contained in 310CMR 7.26(42): Table 1. Tabl e 1 . Emissio n Limitation s - Emergenc y Turbine s Rate d Powe

r Outpu t Oxide s o f Nitroge n <1M W ' 0.6 0 pounds/M W - h r (c ) Fue l Requirements' . O n an d afte r Jul y 1 , 2007 , n o perso n shal l accept deliver y fo r burnin g i n an

y engin e o r

turbin e subjec t

to'31 0 CM R7.26(42 ) diese l or an y othe r fue l tha t doe s no t mee t th e applicabl e U.S . Environmental Protectio n Agenc y sulfu r limit s fo r

fue l pursuan t to 4 0 CF

R80.29 , 4 0 CF

R80.500 , an

d 4 0 CF R80.520(a ) an d (b ) a

s i n effec t Januar y 18 , 2001 . (d ) Operational Requirements . An y person wh o own s o r operate s a

n emergenc y o

r standby engin e or emergency turbin e subjec t to 31 0 CM R7.26(42 ) shal l compl y wit h th e followin g requirements : 1 . Hour s o f

Operation . Th e engine and turbin e shal l no t b e operate d mor e tha

n .30 0 hour s durin g an

y rollin g 12-mont

h period . Thi s operatin g restrictio n include s normal maintenanc e and testin g procedure s a s recommende d b y th e manufacturer . A non turnbac k hou r counte r shal l b e installed , operated and maintaine d i n goo d workin g orde r • o n eac h unit . 2 . Operatio n and Maintenance . Th e engine(s ) o r turbine(s ) shal l b e operate d an d maintaine d i n accordanc e wit h th e manufacturer' s recommende d operatin g an d maintenanc e procedures .

. 3. Sound. Engines, turbines and associated

equipment

shall be constructed, located, operated and maintained

in a manner

to comply with the requirements of 310CMR 7.10: Noise. 4 . Stack Heigh t an d Emissio n Dispersion . a. Al l engine s o r

turbine s shal l utiliz e a

n exhaus t stac k that discharge s s o a

s t o no t caus e aconditio n o f

air pollutio n (31 0 CM R7.01(1)) . Exhaus t stack s shal l b e configure dt o discharg e the combustio n gase s verticall y an d shal l no t b e equippe d wit h an y par t o r devic e tha

t restrict s the vertica l exhaus t flo w o f

th e emitte d combustio n gases , includin g bu t no t limite dto rai n protectio n device s "shant y caps " an d "eg g beaters" . An y emissio n impact s o f exhaus t stack s upo n sensitiv e receptor s including , bu t

no t limite dto , people , window s and door s that open , and buildin g fres h ai r intake s shal l be minimize db y employin g goo d ai r pollutio n contro l engineerin g practices . Suc h practice s includ e withou t limitation : i . Avoidin g location s tha t ma y b e subjec t

t o downwas h o f

th e exhaust ; an

d i i . installin g stack(s ) o f sufficien t

heigh t i n location s that

wil l prevent

an d minimiz e flu e ga

s impact s upo n sensitiv e receptors . b . Engine s o r

turbine s wit h arate d powe r outpu t equa l t o o r greater tha n 30 0 kw , bu t les s tha n 1 MW , shal l have aminimu mstac k heigh t o f te n fee t abov e the facilit y roofto p o r

th e emergency engine o r turbin e enclosure , whicheve r i s lower . c . Engine s wit h arate d powe r outpu t equa l t o o r greate r tha n on e M W shal l b e equippe d wit h astack

wit h aminimu mstac

k heigh t o f 1.5 time s th e heigh t

o f the buildin g o n whic h th e stack i s located . I f

th e stack

i s lowe r

tha n 1. 5 time s th e • buildin g heigh t

or lowe r tha n the height

o f astructure that

i s withi n 5 L o f

th e stac k (5 L bein g fiv e time s th e lesse r o f th e heigh

t o r maximu mprojecte d widt h o f th e structure) , a

n EP A Guidelin e ai r

quality mode l shal l b e ru n t o documen t tha t the operatio n o f

th e applicabl e emergency engine o r turbin e wil l no t

caus e a n exceedanc e o f an y Nationa l Ambien t

Ai r Quality Standard . 5 . Visibl e Emissions . Emergenc y engine s an d turbine s shal l compl y wit h al l th e requirement s o f

31 0 CM R7.06(l)(a ) an d (b) . 10/21/0 5 (Effectiv e 9/23/05 ) - correcte d 31 0 CMR-250.72.18.1 031 0 CMR : DEPARTMEN T O F ENVIRONMENTA L PROTECTIO N 7.26 : continue d

(e ) Emissio n Certification . Monitorin g an d Testing . 1 . Certification . N o person shal l cause , suffer , allow , o r permi t th e installatio n an

d subsequen

t operatio n o f

a n engine o r

turbin e unles s sai d person ha s certifie dcomplianc e wit h th e requirement s o f 31 0 CM R7.26(42 ) i n it s entiret y i n accordanc e wit h th e provision s o f

31 0 CM R70.00 : Environmenta l Results Progra mCertification . Certificatio n shal l includ e astatemen t fro mthe supplie

r tha t the installe d engin e o r turbin e i s capable o f

complyin g wit h the emissio n limitation s fo r the firs t thre e year

s o f operation . A on

e tim e certificatio n shal l b e mad e to the Departmen

t withi n 6 0 day s o f commencemen

t o f operation ; annua

l certificatio n i s no t

required . 2 . Monitoring . Th

e Departmen

t ma y require ' emissio n or

othe r monitorin g t o assur

e complianc e wit h th

e requirement s o f

31 0 CM R7.26(42) . 3 . Testing . An y testin g whe n require d shal l compl y wit h th e following : a . Tests t o certif

y complianc e wit h emissio n limitation s mus t b e performe d i n accordanc e wit h EP

A referenc e Methods , Californi aAi r Resource' s Boar d Method s approved b y EPA , o r

equivalent

method s a

s approved b y the Department and EPA . b . Particulate matte

r fro mliqui dfue l reciprocatin g engine s shal l b e determine d usin g Metho d 817 8 D 2 o f the International Organizatio n fo r Standardization . c . Testin g shal l b

e conducte d a

t ful l th e design load o f

the emergenc y engin e o r turbine . d . The Departmen

t ma y require emissio n o r

othe r testin g t o assur

e complianc e wit h the emissio n limitation s o r fue l requirements . (f ) Recordkeepin g an

d Reporting . The owne

r o r operato r shal l maintai n record s describe d i n 31 0 CM R7.26(42)(f

) 1 . throug h 4 . Suc

h record s shal l b

e maintaine d o

n site o r fo r remot e locations , a

t th e closes t

facilit y wher

e record s ca

n be maintaine d an

d shal l b e made availabl e t o th e Departmen

t or it s designe

e upo n request . Th

e owne r or operator shal l certif

y tha t record s ar

e accurat e an d tru e i n accordanc e wit h 31 0 CM R7.01(2)(a ) throug h (c) . 1 . Informatio n o

n equipmen

t type , mak

e an d model , an

d rate d power

output ; and 2 . A monthl y lo g o f

hours o f operation , fue l type , heatin g valu e an d sulfu r content fo r fue l oil . A monthl y calculatio n o f th e tota l hour s operated i n the previou s 1 2 months ; and 3 . Purchas e orders , invoices , an d othe r documents to substantiat e informatio n i n the monthl y log ; an

d 4 . Copie s o f

certificate s an

d documents fro mthe manufacture r relate d t o certificates . (43 ) Engine s an

d Turbines . (a) Applicability . 31 0 CM R7.26(43 ) i n it s entiret y shal l apply to an

y perso n wh o own s o r operate s engine s wit h arate d powe r outpu t equa l to o r greate r tha n 50k W an d t o turbine s wit h arate d powe

r outpu t les s tha n o r equa l to ten M W tha

t ar e constructed , substantiall y reconstructed , or

altere d on or

afte r Marc h 23 , 2006 . 1 . Engine s an

d turbine s subjec t

t o 31 0 CM R7.26(42 ) ar e no t subjec t t o the requirement s o f

31 0 CM R7.26(43) . 2 . The owne

r o r operato r o f an y engine or

turbin e subjec t

to 31 0 CM R7.26(43 ) to b e operate d a

s apeakin g powe

r productio n unit , aload shaving unit , auni t i n a n energy assistanc e program , auni t tha t produce s mechanica

l powe r t o ru n pumps , auni t

used t o compres s natura

l ga s a t apipelin e compresso

r station , auni t

burnin g landfill , digester , o r biogas , o r othe r biofuels , ma

y compl y wit h the requirement s o f 31 0 CM R7:02(5)(c ) fo r suc h uni t i n lie u o f

complyin g wit h th e requirement s o f 31 0 CM R7.26(43) . Applicatio n mus t

b e mad e an d writte n approva

l granted b y th e Departmen t prio r t o construction , substantia

l reconstruction , or

alteratio n o f

suc h engine s o r

turbines . . 3 . Turbine s wit h arate d output o f les s tha n on e M W burnin g fue l oil , o r greate r tha n ten M W burnin g an

y fuel , shal l compl y wit h the requirement s o f 31 0 CM R7.02(5)(c ) fo r such uni t i n lie u o f complyin g wit h the requirement s o f 31 0 CM R7.26(43) . Applicatio n mus t be mad e an d writte n approva

l grante d b y the Departmen t prio r t o construction , substantia

l reconstruction , o

r alteratio n o f

such turbines . (b) Emission Limitations. Owners and operators of

engines or

turbines subject

to 310CMR 7.26(43) shall

comply with the emission limitations established in 310CMR 7.26(43): Table 2, 3 and 4.

10/21/0 5 (Effectiv e 9/23/05 ) - correcte d 310CMR-250.72.18.i l31 0 CMR : DEPARTMEN T OFENVIRONMENTA L PROTECTIO N 7.26 : continue d 1 . A supplie r o f a n engine or

turbin e ma

y see k t o certif y tha t a n engine or

turbin e mee

t th e emissio n limitation s established i n 31 0 CM R7.26(43) : Tabl e 2 , 3 an d 4 . Al l suc

h certification s shal l specif y the mak

e an d mode l numbe

r o f th e engine o r

turbine . Certificatio n mean s tha t the engine o

r turbin e i s capable o f

meetin g th e emissio n limitation s fo r

th e lesse r o f 15,00 0 hour s o f operatio n o r

the firs t thre e years o f

operation . Supplier certificatio n shal l b

e o n form s provide d b y th e Department . 2 . O n o r befor e Decembe

r 31,2010 , th

e Department

wil l complet

e arevie w o f

th e stat e of, and expecte d change s in , technolog y an d emissio n rates . Th e purpos e o f thi s revie w wil l b e t o determin e whethe r the 31 0 CM R7.26(43) : Table 2 emissio n limitation s fo r engine s t o b e installe d o n an d afte r Januar y 1 , 2012 , shoul d b e amended . 3 . Beginnin g i n 201 7 an d ever y five year

s thereafter , th e Department shal l revie w the stat e o f technolog y an

d emissio n rate s an

d determin e whethe

r th e emissio n limit s define d i n 31 0 CM R7.26(43) : Tabl e 2 , 3 or 4 . shoul d b e amended . 4 . Th e Departmen t

ma y a t othe r time s revie w the stat

e o f technolog y an

d emissio n rate s to determin e whether

the emissio n limit s define d i n 31 0 CM R7.26(43) : Tabl e 3 o r 4 shoul d b e amended . Tabl e 2 Emissio n Limitation s - Engine s Installatio n Date O n and afte r

3/23/0 6 •O n an d afte r

1/1/0 8 On and afte r

1/1/1 2 Oxide s o f

Nitroge n 0. 6 lbs/MW h 0. 3 lbs/MW h Particulate Matte r

("LiquidFue l Only ) < 1M W 0. 7 lbs/MWh ; > • 1 M W 0.0 9 lbs/M W 0.0 7 lbs/MW h 0.1 5 lbs/MWh

- 0.03Tbs/MWh . Carbon Monoxid e 1 0 lbs/MW h 2 lbs/MW h 1 lb/MW h Tabl e 3 Emissio n Limitation s - Turbine s Rated Powe

r Outpu t Oxide s o f

Nitroge n Ammoni a Les s tha n 1 M W 0.4 7 lbs/MW-h r Natural Ga

s N/ A 1 to 1 0 M W 0.1 4 lbs/MW-h r Natural Ga

s 2. 0 pp m15 % 0 20.0 9 lbs/MW-h r Natura l Ga

s 0.3 4 lbs/MW-h r

Oi l Dr y Basis ; 0.1 8 lbs/MW-h r Oi l Carbon Monoxid e 0.47 lbs/MW-h r

Natura l Ga

s

Tabl e 4 Emissio n Limitation s - Engine s an d Turbine s Installatio n Dat

e O n an d afte r

3/23/0 6 O n an d afte r

1/1/08 O n an d afte r

1/1/1 2 Carbon Dioxid e

190 0 lbs/MW h 190 0 lbs/MW h 165 0 lbs/MW h (c ) Fue l Requirements . On orafte r Jul y 1,2007 , n

o perso n shal l accep

t deliver y fo r burnin g i n an y engin e o r

turbin e subjec t

t o 31 0 CM R7.26(43 ) diese l o r an y othe r fue l tha t doe s no t mee t th e applicabl e U.S . Environmental Protectio n Agenc y sulfu r limit s fo r fue l pursuan

t to 4 0 CF R80.29,4 0 CF R80.500 , an d 4 0 CF R80.520(a) an

d (b ) a s i n effec t

Januar y 18,2001 . (d ) Operationa l Requirements . An y perso n wh o own s or operate s a

n engine o r

turbin e subjec t t o 31 0 CM R7.26(43 ) shal l compl y wit h the followin g operational requirements :

10/21/05 (Effectiv e 9/23/05 ) - correcte d 31 0 CMR-250.72.18.1 231 0 CMR : DEPARTMEN T O F ENVIRONMENTA L PROTECTIO N 7.26 : continue d 1 . Operatio n an d Maintenance . Th

e engine(s ) and turbine(s ) shal l be operate d an d maintaine d i n accordanc e wit h the manufacturer s recommended operatin g an d maintenanc e procedures . 2. Sound. Engines, turbines and associated

equipment

shall be constructed, located, operated and maintained

in a manner

to comply with the requirements of 310CMR 7.10: Noise. 3 . Stac k Heigh t an d Emissio n Dispersion . a . Al l engine s or

turbine s shal l utiliz e a

n exhaus t stac k tha t discharge s s o a

s t o no t cause aconditio n o f

air pollutio n (31 0 CM R7.01(1)) . Exhaus t stack s shal l b

e configure dto discharg e th e combustio n gase s verticall y an

d shal l no t

b e equippe d wit h an y par t or devic e tha

t restrict s th

e vertica l exhaust

flo w o f th e emitte d combustio n gases , includin g but not limite dto , rai n protectio n device s suc h a s "shant y caps " an

d "eg g beaters" . An y emissio n impact s exhaust stack s upo n sensitiv e receptor s suc

h a s people , window s an

d door s tha t open , an d buildin g fres h ai r intake s shal l b

e minimize db y employin g goo d air pollutio n control

- engineerin g practices . Suc

h practice s includ e withou t limitation : i . Avoidin g location s tha t ma y b e subject t o downwash o f

th e exhaust ; an

d i i . installin g stack(s ) o f sufficien t

heigh t i n location s tha

t wil l preven t

and minimiz e flu e ga

s impact s upo n sensitiv e receptors . b . Engine s an

d turbine s burnin g liqui dfue l an d wit h arate d powe

r outpu t o f les s tha n 30 0 k w shal l b e equippe d wit h a n exhaust stac k wit h aminimu mstac k

heigh t o f fiv e fee t above th e roofto p o r

th e engin e or turbin e enclosure , whicheve r i s lower . c . Engine s and turbine s wit h arate d powe r outpu t equa l t o o r greate r than 300kw , bu t les s tha n on e M W shal l b e equipped wit h a n exhaust stac k wit h aminimu mstack height o f te n fee t abov e th e roofto p o r

the engin e o r turbin e enclosure , whicheve r i s • lower . d . Engine s and turbine s wit h arate d powe r output equa l t o o r greate r tha n one M W shal l b e equippe d wit h astac k wit h aminimu mstac

k heigh t o f 1. 5 time s th e height o f th e buildin g on whic h th e stac k i s located . I f

the stac k i s lowe r tha n 1.5 time s the buildin g height

o r lowe r tha n the height

o f astructur e tha t i s withi n 5 L o f

th e stack (5 L bein g fiv e time s the lesse r o f the heigh

t o r maximu mprojecte d widt h o f th e structure) , a

n EP A Guidelin e air

quality mode l shal l b e ru n to documen t tha t th e operatio n o f

th e applicabl e engine or turbin e wil l no t

caus e a n exceedanc e o f

an y Nationa l Ambien t

Ai r Quality Standard . 4 . Visibl e Emissions . Engine s and turbine s mus t comply wit h al l th e requirement s o f 310CMR7.06(l)(a)and(b) . (e ) Emissio n Certification . Monitorin g an d Testing . 1 . Certification . N o person shal l cause , suffer , allow , o r permi t th e installatio n and subsequen

t operatio n o f

a n engine o r

turbin e unles s sai d person ha s certifie dcomplianc e wit h th e requirement s o f 31 0 CM R7.26(43 ) i n it s entiret y i n accordanc e wit h th e provision s o f

31 0 CM R70.00 : Environmen t Results Progra mCertificatio n (initia l an d annua l certification) . Certificatio n b y suc h person shal l includ e astatemen t fro mth e supplier tha t th e installe d engine o r

turbin e i s capabl

e o f complyin g wit h th e emissio n limitation s fo r

th e lesse r o f 15,000 hour s o f

operatio n o r

th e firs t three year

s o f operation . 2 . Monitoring . Th e Departmen t ma y requir e emissio n o

r othe r monitorin g t o assur

e complianc e wit h th e requirement s o f 31 0 CM R7.26(43) . 3 . Testing . An y testin g whe n require d shal l compl y wit h the following : a. Test s t o certif

y complianc e wit h emissio n limitation s mus t b e performe d i n accordanc e wit h EP A referenc e Methods , Californi aAi r Resource s Boar d Method s a s approve d b y EPA , o r

equivalen t

method s a

s approve d b y the Department an d EPA . b . Particulat e matter , fro mliqui dfue l reciprocatin g engines , shal l b e determine d usin g Metho d817 8 D 2 o f the International Organizatio n fo r Standardization . c . Testin g shal l b

e conducte d a

t ful l desig n load o f

th e engin e o r turbine .

10/21/05 (Effectiv e 9/23/05 ) - correcte d 31 0 CMR-250.72.18.1 331 0 CMR : DEPARTMEN T O F ENVIRONMENTA L PROTECTIO N 7.26 : continue d d . Th e Department ma y require emissio n o r

othe r testin g to assur

e complianc e wit h th e emissio n limitation s o r fue l requirements , (f ) Record Keepin g an

d Reporting . Th e owne

r o r operator shal l maintai n record s describe d i n 31 0 CM R7.26(43)(f

) 1 . throug h 4 . Suc

h record s shal l be mad

e availabl e to th e Department or it s designe

e upo n request . Th e owne r o r operator shal l certif

y tha t record s ar

e accurat e an d tru e i n accordanc e wit h 31 0 CM R7.0 1 (2)(a) throug h (c) . 1 . Informatio n on equipmen t type , mak

e an d model , an d maximu mpowe r output ; an

d 2 . A monthly lo g o f

hour s o f operation , gallon s o f

fue l used , fue l type , heatin g value , an d sulfu r content . A monthl y calculatio n o f th e tota l hour s operated an d gallon s o f

fue l used i n th e previou s 1 2 month s shal l be kep t o n site ; an

d 3 . Purchas e orders , invoices , an d othe r document s t o suppor

t informatio n i n th

e monthl y Jog . . 4 . Copie s o f

certificate s an

d document s fro mth e manufacturer relate d t o certificates . (44 ) Chang e i n Operational Status . A n owner o r operator o f a n engine o

r turbin e subjec t

t o th e requirement s o f

31 0 CM R7.26(42) : Emergenc y Engine s an d Turbine s ma y elec t t o remov e th e hour s o f operatio n restrictio n t o operat e i n anon-emergency b y complyin g wit h eithe r o f the tw o followin g methods . (a ) Submi t

a n applicatio n fo r

approval an

d receiv e approval unde

r the requirement s o f

31 0 CM R7.02(5) ; o r (b ) Certif

y t o th e Department

tha t th e engine o

r turbin e meets al l applicabl e requirement s o f 31 0 CM R7.26(43) . 7.27 : NO x Allowanc e Progra m (1 ) Purpos e and Scope . (a) Th e purpos e o f

31 0 CM R7.27 i s to contro l emission s o f nitroge n oxide s (NOx ) durin g the summertime ozone seaso n (May 1 5 1 throug h Septembe r 30 t ho f eac h year) . 31 0 CM R7.2

7 accomplishe s thi s b y establishin g a n emission s budget

fo r NO x durin g eac

h ozon e season , implemente d throug h aNO x allowanc e progra mbeginnin g Ma y 1 , 1999 . (b ) Th e Massachusett s NO x emissio n budge t wa s calculate d b y applyin g the contro l requirement s o f

th e Septembe

r 1994 Ozon

e Transpor

t Commission' s Memorandu mo f Understandin g (OT C MOU ) to th e 199 0 baseline emission s leve l adopte d b y th e Ozon e Transpor t Commissio n o n Jun

e 13 , 1995 . (c ) An y additional NO x contro l requirement s beginnin g o n Ma y 1,2003 , ma y be modifie d befor e tha

t date , i f modelin g an

d other analyse s show tha

t thi s program , an

d control s on volatil e organi c compoun d (VOC ) emissions , wil l achiev e attainmen t o f th e ozon e National Ambien t Ai r Qualit y Standar

d acros s th e Ozon

e Transpor

t Region . Th e Departmen t ha s reserve d 31 0 CM R7.27(3)(b ) t o reflec t an y modification s needed t o the Massachusetts NO x emissio n budget

afte r 2003 . (d ) Th e Departmen t

wil l al l ocat

e NO x allowance s fo r

eac h ozone seaso

n a s describe d i n 31 0 CM R7.27(6 ) equa

l t o th e tota l Massachusett s NO x emission s budge t i n tons . (e ) NO x allowance s fro mothe r state s ma y be used t o compl y wit h 31 0 CM R7.27 , provide d th e othe r stat e has adopte d an

d implemente d aNO x allowanc e progra mconsisten t wit h 31 0 CM R7.27 a

s determine d b y the Department . (f ) NO x allowance s allocate d b y th e Department ma y b e used to compl y wit h NO x allowanc e program s o f

othe r states , provide d th e other stat e has adopte d an

d implemente d aprogramconsistent

wit h 31 0 CM R7.27 a

s determine d b y th e Department . (2 ) Definitions . Th e definition s i n 31 0 CM R7.0 0 appl y t o 31 0 CM R7.27 . However , the followin g term s hav e th e followin g meaning s whe n they appea r i n 31 0 CM R7.27 . I f

ater mi s define di n 31 0 CM R7.0 0 an d i n 31 0 CM R7.27(2) , th e definitio n i n 31 0 CM R7.27(2 ) applies . Accoun t Numbe r mean s the identificatio n numbe r give n b y th e Administrato r t o a n accoun t i n th e NO x Allowanc e Trackin g Syste m(NATS) . Accoun t mean s arecor d i n th e NO x Allowanc e Trackin g Systemwher e allowance s ar

e recorded , an d include s both complianc e account s an d genera l accounts . 10/21/05 (Effectiv e 9/23/05 ) - correcte d 31 0 CMR-250.72.18.1 431 0 CMR : DEPARTMEN T O F ENVIRONMENTA L PROTECTIO N 7.29 : continue d

Output-base d Emissio n Standar d mean s th e emissio n standard s fo r eac h applicabl e pollutant , expressed i n term s o f

pound s o f

pollutan t

emitte d pe

r megawatt-hou

r o f net electrica l outpu t produced , a

s se t fort h i n 31 0 CM R7.29(5) . Repowerin g means : (a ) Qualifyin g Repowerin g Technolog y a s define d b y 4 0 CF

RPar t 7 2 or , (b ) The replacemen

t o f th e hea t or power fro mauni t

subject t o 4 0 CF

RPar t 7 2 a t a n affecte d facilit y wit h eithe r anew combustio n unit , regardles s o f th e fue l used , or

th e purchas e o f

hea t or powe r fro mthe owner

o f ane w combustio n unit , regardles s o f th e fue l used , provide d th

e replacemen

t unit : 1 . (Regardles s o f

owner) i s on th e same , or contiguou s propert

y a s th e replace d unit ; 2 . Ha s amaximu mhea

t outpu t rate o r powe r outpu t rat e equa l t o o r greate r tha n th e maximu mhea

t output rat e o r power output rat e o f the replaced unit ; and , th e replace d uni t i s physicall y remove d fro mth e affecte d facility , or the hea t o r power availabl e fro m the replace d uni t

i s limite db y limitin g hour s o f operation , maximu mhea t inpu t o r som e . othe r metho d approved b y th e Department ; and , 3 . Incorporate s technolog y capabl e o f controllin g multipl e combustio n pollutant s simultaneousl y wit h improve d fuel , boile r o r generatio n efficienc y and significantl y greate r wast e reductio n relativ e t o th e performanc e o f technolog y i n widespread commercial us

e a s determine d b y th e Department . Rollin g wit h respect

t o a n average means th e calculatio n o f a n averag e b y droppin g th e earlies t mont h or calenda r quarte r valu e an d incorporatin g the lates t mont h or calenda r quarte r valu e fo r th e perio d ove

r whic h a n average i s calculated . Sequestratio n mean

s th e uptak

e an d long-termstorag e o f

carbo n i n th

e biosphere , underground , o r the oceans s o tha

t the buildu p o f

carbo n dioxid e concentratio n i n the atmospher e wil l be reduce d o r

slowed . Tota l Mercury means th e su mo f particulate-boun d an

d vapor-phas e (elementa l an d oxidized ) ' mercur y i n combustio n gase

s o r emitte d t o the atmosphere . (3 ) Applicability . Th e provision s o f 31 0 CM R7.2 9 appl y to an y person wh o owns , leases , operate s o r

control s a

n affecte d facility . (4 ) Genera

l Provisions . (a) Each affecte d facilit y shal l compl y wit h the applicabl e emissio n standard s establishe d i n 31 0 CM R7.29(5) . • (b ) Anypersonsubjectto310CMR7.29shallcomplywithallotherapplicableregulations , including , bu t

no t limite dto : 31 0 CM R7.02 : U Pla n Approva l an d Emissio n Limitations ; 31 0 CM R7.19 : Reasonabl y Availabl e Contro l Technolog y (RACT)fo r source s o f

Oxide s o f Nitroge n (NOJ ; 31 0 CM R7.28 : NO xAllowanc e Tradin g Program ; 31 0 CM R 7.00 : Appendi x A : Emission s Offset s an d Nonattainmen t Review ; and 31 0 CM R 7.00 : Appendi x C : Operatin g Permi t an d Complianc e Program . I f provision s o r requirement s fro man

y other regulatio n o r

permi t conflic t wit h aprovisio n o f

31 0 CM R7.29 , the mor e stringen t

o f th e provision s wil l appl y unles s otherwis e determine d b y th e Departmen

t i n the affecte d facility' s operatin g permit . Regardles s o f th e Department' s determinatio n i n the operatin g permit , an y perso n subjec t

to 31 0 CM R7.2 9 shal l compl y wit h al l applicabl e federal requirements . (c ) I n th e cas

e o f imminen t

threa t t o th e reliabilit y o f

New England' s electricit y system , th e Departmen

t ma y promulgat

e a n emergency regulation , a s pe r M.G.L . c . 30A , §§ 2 and 3 , to mitigat e the emergency situation . (5 ) Emissio n Requirements . (a) Emissio n Standards fo r Affecte dFacilities . 1 . Nitroge n Oxide s Emissio n Standards . a. Effectiv e o n th e applicabl e dat e i n 31 0 CM R7.29(6)(c) , emission s o f nitroge n oxide s shal l no t

exceed a

n emissio n rat

e o f 1. 5 Ibs./MW h calculate d ove r an y consecutiv e 1 2 mont

h period , recalculate d monthly ; and ,

9/23/0 5 31 0 CMR-250.72.5 731 0 CMR : DEPARTMEN T O F ENVIRONMENTA L PROTECTIO N 7.29 : continue d b . Effectiv e o n the applicabl e dat e i n 31 0 CM R7.29(6)(c) , emission s o f nitroge n oxide s shal l no t

excee d a n emissio n rat

e o f 3. 0 lbs./MW h calculate d ove r an y individua l calenda

r month . 2 . Sulfu r

Dioxid e Emissio n Standards . a . Effectiv e o n th

e applicabl e dat

e i n 31 0 CM R7.29(6)(c) , emission s o f sulfu r dioxid e shal l no t

excee d a n emissio n rat

e o f 6. 0 lbs./MW h calculate d ove r an y consecutiv e 1 2 mont

h period , recalculate d monthly . b . Effectiv e o n the applicabl e dat e i n 31 0 CM R7.29(6)(c) , i . Emission s o f

sulfu r dioxid e shal l no t

excee d a n emissio n rat

e o f 3. 0 lbs./MW h calculate d ove

r an y consecutiv e 1 2 mont

h period , recalculate d monthly ; and , i i . Emission s o f

sulfu r dioxid e shal l no t

excee d a

n emissio n rat

e o f 6. 0 lbs./MW h calculate d ove r an y individua l calenda

r month . 3 . Mercur y Emissions . a. B y Decembe

r 1 , 2002 , the Department wil l complete a

n evaluatio n o f

th e technologica l and economi c feasibilit y o f controllin g an

d eliminatin g emission s o f mercur y fro mthe combustio n o f soli dfossi l fue l i n Massachusett s i n accordanc e wit h th e Mercur y Actio n Pla

n o f th e Conferenc e o f

Ne w Englan d Governor s and Easter n Canadia n Premiers . b . Deleted . c . Th e Emissio n Contro l Pla n submitte d t o th e Departmen t unde r 31 0 CM R7.29(6 ) shal l demonstrate , an

d an y perso n wh o owns , leases , operate s o r control s a

n affecte d facility

- shal l ensure , tha t beginnin g a

t th e tim e o f

th e affecte d facility' s earlies t applicabl e complianc e dat e i n 31 0 CM R7.29(6)(c) , or a t th e tim e o f

the facility' s earlies t applicabl e Phas

e 1 NO x an d S0 2complianc e dat e unde r a n administrativ e orde r existin g prio r

to Jun e 4 , 2004 , whicheve r

i s later , tota l annua

l mercur y emission s fro mcombustio n o f soli dfuel s i n unit s subjec t t o 4 0 CFRPar

t 7 2 locate d a t a n affecte d facilit y o r

fro mre-bur

n o f as h i n Massachusett s wil l no t exceed th

e averag e annua

l emission s calculate d usin g th e result s o f th e stac k tests require d i n 31 0 CM R7.29(5)(a)3.d.ii. . Th e averag e annua l emission s calculate d usin g th e result s o f

th e stac k tests require d i n 31 0 CM R7.29(5)(a)3.d.ii . equa l th e averag

e measure d pound s o f

mercur y emitte d pe

r millio n Bt u consume d multiplie db y the hea t inpu t i n millio n Bt u averaged ove r 1997 , 199 8 an

d 1999 . A differen t

three

calendar-yea

r perio d withi n th e fiv e year s prio r t o Ma y 11 , 200 1 ma

y be use d i f requeste d b y th e owne

r o f a n affecte d facility , an d i f th e Departmen t

determine s tha

t th e differen t

perio d i s mor

e representativ e o f

historica l actua

l hea t input. Tota l annua l mercur y emission s equa

l th e tota l emission s from : i . combustio n o f

soli dfossi l fue l i n unit s subjec t to 4 0 CFRPar

t 7 2 locate d a

t a n affecte d facility , determine d usin g emission s testin g a t leas t ever y othe r calenda r quarte r fro mOctobe

r 1 , 200 6 unti l certifie dmercur y CEM S ar

e use d t o demonstrat

e complianc e wit h th e standard s i n 31 0 CM R7.29(5)(a)3.e . o r f. , an d usin g mercur

y CEM S thereafter , an d i i . re-bur

n o f ash , wher

e suc h as h wa s produce d b y th e combustio n o f fossi l fue l o r as h a t an y affecte d facility . Whe n as h i s re-bume d a

t a n affecte d facility , the .associated mercur

y emission s shal l b e attribute d t o th e affecte d facilit y a t whic h th e as h i s re-burned . Whe n as h produce d b y a

n affecte d facilit y i s use d i n Massachusett s a

s acemen

t kil n fuel , a

s a n asphalt filler , o r

i n othe r hig h temperatur

e processe s tha

t volatiliz e mercury , (i ) the mercur

y conten t o f th e utilize das

h shal l b e measured weekl y usin g ametho d acceptable to th e Department , (ii ) al l o f

the mercur

y i n th e utilize das

h shal l b e assume

d t o b e emitted , unles s i t ca n be demonstrate d wit h dat aacceptabl e t o th e Department tha t a lesse r amoun t o f mercur y i s emitted , (iii ) th e associate

d mercur y emission s shal l b e attribute d t o th e affecte d facilit y fro mwhic h the as h i s shippe d t o th e cemen t kiln , asphalt

batchin g plan t o r othe r hig h temperatur

e processin g location , an d (iv ) aproposa

l shal l be submitte d fo r

Departmen t

approval a

t leas t 4 5 day s prio r t o suc h use , or a t leas t 4 5 day s prio r

t o October

1 , 2006 , whichever

i s later , detailin g the propose d measuremen t method s t o b e used t o compl y wit h 7.29(5)(a)3.c.ii.(i ) an

d (ii) .

10/21/0 5 (Effectiv e 9/23/05 ) - correcte d 31 0 CMR-250.72.5 831 0 CMR : DEPARTMEN T O F ENVIRONMENTA L PROTECTIO N 7.54 : U Larg e Combustio n Emissio n Unit s

(1 ) Applicability . A s se t fort h i n 31 0 CM R7.02(3 ) and (5)(c) l 1. , aComprehensiv e Pla n Applicatio n i s require d fro man y perso n prio r t o substantiall y reconstructin g on e o r mor e larg e combustio n emissio n unit s resultin g i n amajo r modification . Th e requirement s o f 31 0 CM R 7.5 4 shal l no t

appl y t o apollutan t

i f the facilit y i s locate d i n a n are adesignated a

s non-attainmen

t unde r the Clea n Ai r Act , § 10

7 (4 2 U.S.C . 7407) , fo r

tha t pollutant . (2 ) Definitions . Th

e definition s i n 31 0 CM R7.0 0 appl y t o 31 0 CM R7.54 . However , the followin g term s hav

e the followin g meaning s whe n the y appea r i n 31 0 CM R7.54 . I f

ater mi s define dbot

h i n 31 0 CM R7.0 0 an

d i n 31 0 CM R7.54(2) , th e definitio n i n 31 0 CM R7.54(2 ) applie s fo r

purpose s o f

31 0 CM R7.54 . Actua l Emission s mean

s the actua

l rat e o f emission s o f

apollutant , fro ma

n emission s unit , a

s determine d i n accordance wit h 31 0 CM R7.54 : Actua l Ernissionsfa' i throug h (c ) (a ) I n general , actua

l emission s a

s o f aparticula

r dat e shal l equa

l th e average rate , i n ton s pe r year , a t whic h th e uni t

actuall y emitte d th e pollutan t durin g atwo-yea

r perio d whic h precede s the . particula

r dat e an d whic h i s representativ e o f normal operation . Th e Departmen

t shal l allo w th

e us e o f adifferen t

tim e perio dupo n adeterminatio n tha t i t i s mor e representativ e o f

normal operation . Actua l emission s shal l be calculate d usin g th e unit' s actua l operatin g hours , productio n rates , an d type s o f

material s processed , stored , o r combusted durin g th

e selecte d tim e period . (b ) Fo r an y emission s uni t

(othe r tha n a n electri c utilit y stea

mgeneratin g uni t

specifie d i n 31 0 CM R7.54 : Actua l Emissions(c)) . whic h ha s no t begu n normal operation s on th e particula r date , actua

l emission s shal l equa

l th e potentia l t o emi t

o f the uni t o n tha t date . (c ) Fo r a n electri c utilit y stea

mgeneratin g uni t

(other tha n anew uni t

o r the replacemen

t o f a n existin g unit) , actua

l emission s o f

the uni t followin g th e physical or operationa

l chang e shal l equa

l th e representativ e actua

l annua l emission s o f

th e unit , provide dth e facilit y owner . o r operator maintain s an

d submit s t

o th e Department

o n a n annua l basi s fo r

aperio do f

fiv e years fro mth

e dat e the uni t resumes regula

r operation , informatio n demonstratin g tha t th e physical or

operationa

l chang e di dno t resul t i n a n emission s increase . A longer period , no t to exceed te

n years , ma

y b e require d b y th

e Department

if.i t determine s suc

h aperio dt

o be mor e representativ e o f

norma l facilit y post-chang e operations . Allowabl e Emission s mean s the emission s rat

e of. afacilit y calculate d usin g the maximu mrate d capacit y o f th e LCEU(s ) (unles s the LCE U i s subjec t to federall y enforceabl e limit s whic h restric t the operatin g rate , o

r hour s o f operation , o r

both ) and the mos t

stringen t emissio n standard , includin g on

e wit h afutur e complianc e date . Begi n Actua l Constructio n means , i n general , initiatio n o f physical on-site constructio n activitie s on a n LCEU , whic h ar

e o f apermanen

t nature . Suc

h activitie s include , bu t

ar e no t limite dto , installatio n o f

buildin g support

s an d foundations , layin g undergroun d pip e wor k an d constructio n o f permanen

t storage structures . Wit h respect t o achang e i n metho d o f operations , thi s term refer s t o thos e on-sit

e activitie s othe

r tha n preparator

y activitie s whic h mar

k th e initiatio n o f

th e change . Commenc e a

s applie d to constructio n o f a n LCE U mean s tha

t th e owne r o r operator ha s al l necessar y pla n approval s require d pursuan t to 31 0 CM R7.0 2 an

d either has : (a ) Begun , o r

cause d to begin , acontinuou s progra mo f actua l on-sit e constructio n o f

th e LCEU , to be complete d withi n areasonable time ; o r (b ) Entere d int o bindin g agreement s o r contractual obligations , whic h cannot b e cancelle d o r modifie dwithou t

substantia

l los s to the owner

o r operator , to undertak

e aprogra

mo f actua l constructio n o f

the LCE U to be complete d withi n areasonable time . Complet e means , i n referenc e t o a n applicatio n fo r

apla n approval , tha

t th e applicatio n contain s al l o f the informatio n necessar y fo r processin g the application .

10/21/0 5 (Effectiv e 9/23/05 ) - correcte d 31 0 CMR-250.102. 931 0 CMR : DEPARTMEN T OF ENVIRONMENTA L PROTECTIO N 7.54 : continue d

Constructio n means an

y physical change o r

chang e i n th e metho d of

- operatio n (includin g fabrication , erection , installation , demolition , or modificatio n o f

a n emission s unit ) whic h woul d resul t i n achang e i n actua

l emissions . Electri c Utilit y Stea

mGeneratin g Uni t

mean s an y stea melectri c generatin g uni t tha t i s constructe d fo r

the purpos e o f

supplyin g mor

e tha n one-thir d o f

it s potentia l electri c outpu t capacit y and mor

e tha n 2 5 M W electrical outpu t

to an y utilit y powe

r distributio n systemfo r

sale . An y stea msupplie d t o astea

mdistributio n syste

mfo r th e purpos e o f

providin g stea

mt o asteamelectri c generator

tha t woul dproduc e electrical energ y fo r sal e i s als o considere d i n determinin g th e electrica l energ

y output capacit y o f th e affected , facility . Indirec t Hea t Exchange

r means combustio n equipmen t i n whic h th e flam e o r

th e product s o f combustio n ar

e separate

d fro man y contac t wit h the principa l material i n th e proces s b y metalli c o r refractor y walls . I t

includes , bu t

i s no t limite dto , stea

mboiler s (includin g combustio n turbine s wit h Hea

t Recover y Stea mGenerators) , vaporizers , meltin g pots , hea t exchangers , colum n reboilers , fractionin g column fee d preheaters , reacto r fee d preheaters , fuel-fire dreactor s such a s stea mhydrocarbo n reforme r heater s an d pyrolysi s heaters . Larg e Combustio n Emissio n Uni t (LCEU ) means either : (a ) a n indirec t

hea t exchange

r wit h a n energ y inpu t capacit y greate r tha n o r equa l t o 250,000,00 0 Bt u pe

r hour , o r ' (b ) amunicipa l wast

e combustor

wit h acapacit

y greate r tha n 25 0 ton s per

da y o f municipa l soli dwaste . . ' Majo r Modificatio n means an

y physica l change or

chang e i n th

e metho d o f

operatio n o f

larg e combustio n emissio n unit(s ) a t afacilit y tha

t woul dresul t

i n asignifican t

ne t emission s increas e o f an y pollutan t

subjec t to regulatio n unde

r the Clea n Ai r Act . A physical chang e or chang e i n th e metho d o f

operatio n shal l no t

include : (a) Routin e maintenance , repair an d replacement ; (b ) Us e o f

a n alternativ e fue l o r

ra w material b y a

n LCE U which : 1 . Th e LCE U wa

s capable o f

accommodatin g befor e Januar y 6 , 1975 , unles s suc

h chang e woul db

e prohibite d unde

r an y federall y enforceabl e conditio n whic h wa s establishe d afte r

Januar y 6 , 1975 ; or 2 . Th e LCE U i s approve d t o use unde r an y pla n approva

l issued unde

r 31 0 CM R7.02 ; (c ) A n increas e i n the hours o f operatio n or

i n th e productio n rate , unles s such chang e woul db e prohibite dunde r an y federall y enforceabl e conditio n whic h wa s establishe d afte r Januar y 6 , 1975 ; or (d ) An y change i n ownership a t afacility ; or (e ) Th e addition , replacemen t o r use o f apollutio n contro l projec t a t a n existin g LCEU , unles s th e Departmen

t determine s tha

t such addition , replacement , o r us e render s th e uni t

les s environmentall y beneficial ; o r (f ) Th e installation , operation , cessation , o r removal o f

atemporar

y clea n coal technolog y demonstratio n project , provide d tha t th e projec t

complie s wit h al l applicabl e requirements . Ne t Emission s Increas e means the amoun t b y whic h th e sumo f

the followin g exceed s zero : (a) An y increas e i n actua l emission s fro maparticula r physical chang e o r

chang e i n metho d o f operatio n o f

LCEU(s ) a

t the facility ; and (b ) An y othe

r increase s an

d decrease s i n actua

l emission s fro mLCEU s a t th e facilit y tha

t ar e contemporaneou s wit h th e particula r change an

d ar e otherwis e creditable . (c ) A n increas e o r

decrease i n actua

l emission s i s contemporaneou s wit h th e increas e fro m th e particular

change onl y i f

i t occur s between : 1 . Th e dat

e fiv e years before constructio n o f th e particula

r chang e commences ; an d 2 . Th e dat

e tha t the increas e fro mthe particula r change occurs . (d ) A n increas e o r

decrease i n actua

l emission s i s creditabl e onl y if : 1 . th e Departmen

t ha s no t relie d o n i t

i n issuin g apla n approval require d pursuan t t o 31 0 CM R7.54 , or

aPS D (Preventio n o f

Significan t

Deterioration ) permi t

pursuant t o 4 0 CF R52.2 1 (Note : Prio r

t o Marc h 3 , 200 3 th e Department issue d PS D permit s i n Massachusetts) , an

d

9/23/0 5 31 0 CMR-250.102.1 0