On e Winte rStree t Boston , M A 0210 8 -617-292-550 0



# Departmen t o

f Environmenta l Protectio n Commonwealt h o f Massachusett s Executiv e Offic e o f Energ y & Environmenta l Affair s

•EVA L L PATRIC K Governo r RICHAR D K . SULUVA N J R Secretar y KENNET H I . KIMMEL L Commiscione r Novembe r 6 , 201 3 Mr . Cur t Spalding Regiona l Administrato r U.S . Environmenta

l Protectio n Agency , Region 1 5 Pos t Offic e Squar

e - Suit e 10 0 Boston , M A 02109-391 2 Re : Massachusett

s Stat e Implementatio n Pla

n Amendmen

t Dea r Mr . Spalding : Enclose dfo r you r revie w an

d approval , a

s a n amendmen

t t o the Massachusett

s Stat e Implementatio n Pla

n (SIP) , pursuan

t t o the requirements o f

Section 11 0 o f

the Clea n Ai r Ac t Amendment

s o f 1990 , ar e on e atteste d cop y o f amendment

s t o the Massachusett

s Ai r Pollutio n Contro l Regulations , 31 0 CM R7.00 , e t seq . an d othe r administrativ e an

dtechnica

l documentation require di n aSI P submittal . Thes

e amendment

s wer e promulgate dpursuan

t t o th e authorit y grantedby Massachusett s Genera l La w c . Ill , Sectio n 14 2 A through M . Specifically , th e regulation s amende

d 31 0 CM R7.36 , th

e Transi t Syste m Improvements regulation . DEVELOPMEN T O F TH E SI P REVISIO N Th e Departmen

t o f Environmenta

l Protectio n (MassDEP

) propose damendment

s to 31 0 CM R7.3 6 on Augus t 3 , 2012 . MassDE

P hel dpubli c hearing s o

n the amendment

s o n Septembe

r 13 , 2012 . Th

e commen t perio dende

d o n Septembe

r 24,2012 . Th

e amendment

s wer e filedwit h th

e Secretar y o f Stat e o n Octobe r 10 , 201 3 an

dwer e effectiv e o

n Octobe r 25 , 2013 , upo

n publicatio n i n th

e Massachusett

s Register . A copy o f th e propose d amendment

s t o th e regulatio n wa

s sen t to EP A fo r revie w an

dcommen

t 3 0 day s prio r to th e publi c hearing . Comment s raise dby partie s durin g the publi c revie w proces s hav e bee n summarize

dan dar e contained i n thi s SI

P revisio n packag

e alon g wit h MassDEP' s response t o thos e comments . Th e final amendment

s t o th e regulatio n wer

e not modifie dfro mthe propose damendment

s t o th e regulation .

Thi s informatio n i s availabl e i n alternat e format . Cal l Michell e Waters-Ekanem , Diversit y Director , a t 617-292-5751 . TDD # 1-866-539-762 2 o r1-617-574-686 8 MassDE P Website : www.mass.gov/de p Printe d o n Recycle d Pape rSUMMAR Y

Th e Departmen

t mad e three amendment

s t o 31 0 CM R7.36 . Th

e first amendmen

t delete s th

e requiremen

t tha t th e Massachusett

s Departmen

t o f Transportatio n (MassDOT ) complet e th e final design o f

th e Re d Line/Blu e Lin e Connecto r fro mth e Blu e Lin e a

t Governmen

t Cente r t o the Re dLin e a t Charle s Statio n b y Decembe

r 31 , 2011 . Althoug h 31 0 CM R7.3 6 (2)(i) , a s adopte di n 2006 , require dMassDOT t o complet e th e final desig

n o f the RedLine/Blu e Lin e Connector , th e regulatio n di dno t

requir e tha t the projec t b e constructed . Therefore , removin g fro mthe design requiremen t fro mth e regulatio n wil l not resul t i n air qualit y impacts . Th

e secon d amendmen

t t o the regulatio n lengthen s th e existin g publi c proces s requiremen

t tha t MassDE P hol d apubli c meeting on th e annua l updat e an dstatu s repor

t withi n 6 0 day s o f it s Jul y 1 s t submitta l dat e t o 75 day s t o avoi dconflict s wit h th e Labor Da y holiday . Th

e thir d amendmen

t replace s al l reference s t o th e Executiv e Offic e o f

Transportatio n (EOT ) wit h th e Massachusett

s Departmen

t o f Transportatio n (MassDOT) . Therefore , pursuan

t t o th e procedure s an

ddeadline s establishedby th e Clea n Ai r Ac t amendment

s o f 199 0 Sectio n 110(k ) an d th e EP A procedure s fo r

SI P revie w (5 6 F

R42216) , I a

msubmittin g fo r

you r approva l thi s amendmen

t to th e Massachusett

s SIP . I f yo u o r your staf f hav e an y question s regarding thi s submitta l or nee d an y additiona

l information , please contac t Christine Kirb y o f

th e Burea u o f Wast e Preventio n a

t (617 ) 292-5631 .

KennathL . Kimmel l Commissione

r Att . Encl . cc . w/o attachments/enclosure s Davi dB . Conroy , U.S . EPA , Regio n 1 Anne Arnold , U.S . EPA , Region 1 Davi dMohler , MassDO T