### City of 

### Cleveland Michael R. White, Mayor Department of Public Health Division of the Environment 1925 St. Clair Avenue Cleveland, Ohio 44114-2080 216/664-2300 

### April 19,2001 JACK T AN KOVICH DIAMOND HARD CHROME 6110 GRAND AVE. CLEVELAND, OHIO, 44104 

### SERVING OHIO EPA AS AGENCY 13 FOR CUYAHOGA COUNTY CERTIFIED MAIL 70993400001383050828 RETURN RECEIPT REQUESTED



### NO AIR POLLUTION CONTROL VIOLATIONS FOUND DURING INSPECTION FACILITY ID: 13-18-00-8143 Dear Jack Tankovich: On 4/10/00, 

### the Cleveland Local Air Agency (CLAA) conducted an inspection of Diamond Hard Chrome located at 6110 Grand Ave. in Cleveland, Ohio, 44104. A CLAA representative inspected all air pollution sources within your facility. The CLAA found no violations of air pollution control laws during the inspection. This letter is being issued in concurrence with Ohio EPA and does not excuse any violations of local, state and federal laws or regulations regarding air pollution control. Violations of air pollution control regulations can be pursued in local court and referred to the Ohio EPA for an enforcement action. Should you have any questions, please call Raymond D. Broussard at (216) 664-4010. Sincerely,

# £~~f~ Chief of Field Enforcement, CLAA RDBlrml
cc: Michael J. Krzywicki, Program Coordinator, CLAA Northeast District Office, Ohio EPA Tom Rigo, Manager, Ohio EPA FOPS (Certified Mail 

### # 7099-3400-0013-8305-0811) Facility File Document3 0/0/00

••**~_** ..•• '"'
___ ...._:...1:'_
....... _ ..

## • Cleveland Local Air Agency

# ~. Minor Source Inspection Report Revised: 0410912001 

### INSPECTION SUMMARY Date of Inspection: 4/10/0 I Date of Previous Inspection: 1113/98 Facility 

### 1.0. Number: 13-18-00-8143 Emissions Units Numbers: POOl, P002, P003, P004, P005, P006. POD? Facility Name: Diamond Hard Chrome, Inc. Facility Address: 6110 Grand Ave. Cleveland. Ohio, 44104 Mailing Address: 6110 Grand Ave. Cleveland, Ohio, 44104 Facility Representative: Jack Tankovich Title of Representative: Owner/Manager Representative Phone Number: (440)391-3618 Representative Fax Number: NA Attainment Designation: TSP A**SO:d~** 

### Ozone 

### A (P 

# =Primary Non-Attainment, S 

# =Secondary Non-Attainment, A 

# =Attainment) Facility Classification: TITLE V NESHAP FESOP NSPS Synthetic Minor Other 

# ...x Is a List of All Registration Status, De Minimis, and Exempt Sources attached? Yes

### ~ N/A Is File Confidential? Yes**~** 

### Inspected By: Ryan Laurich Signature of Inspector:**-~4--1...,L~==:::::=;L-4..-----** 

### Date: 4/12/01 Signature of Permit Engineer:

# ----->o,'="""~;.r.......:;__

# ~:....=;.;;'-'----- Date: if 

# /2.3/0! Date Report Completed: 04/12/01 9:32 AM 

### Dale: 

# # Report Reviewed By: Raymond D. Broussard

\\PH_AI irlRLA U RICSlAfydocu-I\Of/ice Docllmellfs\W(}rd\Ditlnltmd hard r('flOrI. dm' Page I

## • Cleve land Loca l Air Agency

## ~: Minor Source Inspection Report Revised: 0410912001 

## EMISSION UN IT DETAIL Facility I.O. Numbe r: 13-18-00-8143 E mi ss io n s U nit N umb e r : P OO l Date of In s p ectio n : 411 0/0 I 

### Date P er mit E ff ect i ve : 6/24/98 

### (PT l ) So ur ce OesCI'ipt ion: Hard Ch r ome Pl ating tank L plating line #1. with eM ? m is t eliminator, Pac k ed Bc d S crubber, a n d Bl o w e r. Emissions vented th rough s ta ck # I.**Polllllal1t ~**  E mill eu App li c: lu lc S tate RlI lc(s) A ppl ica hl e Federa l Rul c (s) PM YES 

### NO 3745-31-05 40 e r R 63 Subpart N 

### SO, 

### Y ES 

### NO 3745 -15 -06 ( MACT stand ard ) NO x Y ES 

### !ill 374 5

- 15

-07 

### CO Y ES 

### !ill 

## oe YES 

### NO 

## voe YES 

### NO Lead Y ES 

### NO Other Chromium**.~** m i st 

### PTI No.: 13-3378 B A T: 40 eFR 63 Subpart N (MAC T s tandard ) 

### Primar y Co ntro l EC lui p m en t : 

### Composite M es hp a d elimi na to r # 1 Seco nchll" Y Co ntl 'o l E quipm e nt: Packed B ed Scrubbe r # I
. thcn Blowcr 

### # I Gene r a l Co nd i ti o n o f Co ntro l E quipm e nt : Good co nditi o n E ffici e n cy 98 % E flicien cy 98 %
Odors No ti ce d ? YES N O Ba s is for Mo s t U cc cnt C omplian ce D ctc l'lllinntion Stack T es t VE Reading
__ Calcu lati o n s Coating Record s __ Self Ce rtifi c ation Fuel U s age Record s __ _ Other ( Exp lain ) N/A Co mpli ance S tatu s Comp lian ce 

## X No n -Co mpli a n ce __ _ Unknown
__ _ Ex plain : Thi s e m iss ion unit i s in co mplian ce because of the fo ll ow in g r easo n s: actual e mi ssio n of chromiu m is less than th e Fed er'l l allowable o f 0.0034 Ton s/yea r , and th e Chromi um co nce n tra t ion o f 0.0 14 m gl d sc m is below th e Fe d e ral all ow abl e of 0.0 15 mgld scm. A l so in a cco rd ance w it h the ter m s and conditions an ope ra tion s and maint e n ance pl a n is in ef f ec L f urthermore there were no pe riods we r e th e pre ss ure drop of the co ntr o l devices me. lsured ::I S O ll t of co mplian ce ( abov e o r be low the ran ge of 0.62

- 1 .38) , this acco r ding to th e on s it e record s. S lack tes tin g done on 6118/97 proved thi s source 10 be in comp lian ce ( Re s ult s of a ll stack tests are in the a ttac hm e nt sec ti o n ).

\\P II ...I I I IN? I .· \ U**C~\ \l** **yd"(,lI-I\{)J)j<,<,** /J", : IIII,, · III.'\ W",.,N)imll"'''//'''''/ f<'I"'rl
. d",. P age 2

## • Cleveland Local Air Agency · : Minor Source Inspection Report Revised: 0410912001 

### Next Action: No Air Pollution Contro] Violations 

### VE Readings Attached? YES 

## NO N/A Photographs Taken? YES 

## NO N/A Other Evidence Obtained? YES 

## NO N/A CEM Data Checked? YES 

## NO N/A Permit Terms and Conditions Reviewed? YES 

## NO N/A Records Reviewed? YES 

## NO N/A

\\PlCAlirlRLA URlC$lMydocu- l\Office DOClllllellls\Wcm/llJillnuJIld //emf ,.eport.doc Page 3

# e Cleveland Local Air Agency 

# §$ : Minor Source Inspection Report Revised: 04 /091200 1


### O p c nl tin g Sc h edul e : 17 Ho ur s/ D ay 4 h rs/ da y o n Saturda ys 

### C hro mium Us age: 4840 I bs.ly r. C omplianc e Dn l a 5 D ays/W ce k 52 W ee ks/ Year

Acco r d i n g to M S D S fon ns o ne 10 0 I b ca n o f Ch ro mi c Ac id

- Flake co ntain s 10 I bs. C hr o mi c a c i d Da t e of A n a lys is : 

### NI A Pollutant 

### Chro miUJll U n co ntr o ll ed 0 .1 T py Act ual 0 .0019 T py Potential 0.00 3 6 Tpy A ll ow ' lblc 0
. 00 3 4 T py 

### Calc. Met h od A P 4 2, 

### sec 1 2
. 2 0 1996 G iv e n s : Op e rat i ng ho ur s 4 628
. C o ntro l E rli c ic ncy 98%, Ga ssi n g ra te 4% lo ss o f make- up 

### C a lculation s 

### POOl Un co ntr o ll e d 4 8 40 I b s.ly r. 

## * 0. 04 g a ssi ng ra le 

# * I 

### to n /200 0 Ib s . = 0 .096 8 T py Act u a l 0
. 096 8 T py 

## * (I -**0. 98)~**  0
. 0019 3 Tpy Pot e ntial 0
. 00193 

## ***76 0hr** **s/46 hr** **s) ~**  0. 0 0 3 6 6 

### E quation s I bs.ly r * gass in g rate=lb s/yr* 1 /2000 = Unco n tr o ll ed Tp y Unco nt ro ll ed Tp y* Com ro ll e ffi cie ncy ( I

- O
. 9 8) = Ac lu a l T py Ac tu al T p y* Iu s**87 60/4** **8) Pot** **nti l**  Tp y

I-i HS th e e mi ss ion s unit been ll1 0di li e d s in ce la s t**1** s u b mittal or in sp e c ti o n '? ( i
. e . l1 o m'ate , s t a ck ht. , pl ' odu c ti on in crea s e )? YE S

### ~
In s pe c t e d b y: R va n Lauri c h Ollte In s p e cte d: 411010 1

\V'11../11 KIR I A Ufl IC$\ lI y"o,.,,-I\Ofiicc 1)0"111"1'111.<\ W""N)wlI/liIl/l h"rd rCf",ndlll ' Rev ie wed by: 

### -!lL-,-;----:--t-,-- --- Date Re viewed: 

## ---;if-''-I-.f-!!-'-----

# .. ; 

# e Cleveland Local A ir Agency

## .~: Minor Source Inspection Report Revised: 04/09/2001 

### EMISSIO N UNIT DETAIL f :'

lcility 1.D. N umb er: 13-18-00-8 143 Date of In spec tion: 4/[010 1 E mi ss ion s U nit N umb e r: POO l D;'lte Permit Ef fective: 6/24/98 ( PTI) So urc e 

### Desuiptio n : '

- l ard Chrome Platin g tank 2, plating lin e #2. with eMP mist eliminator. Packed Bcd S c ru bbe r, and Blow er . Emi ss ion s vented throu gh Slack # I
. Pu ll utant s Em it ted PM YES 

### NO SO, YES 

### NO NO x YES 

### NO 

## eo YES 

### NO 

## oe YES 

### NO 

## voe YES 

### NO L

e ad YES 

### NO Olher Chromium as mist PTf No.: 13-3378 Applicahle S tate Ru l c(s) 3745

- 31

-05 3745-15

-06 3745-15-07

BAT : 40 eFR 63 Subpart N (MAC T standard) Primary Co ntrol Equipmen t: Composite M es hpad elimin at or #2 Seco ndary Control Equipment: Pa cked Bcd Scrubber # I, then Blower # I Ge n era l Con dition of Co ntrol EC luipm e nt: Good condi ti on Odor s N oticed? YES NO App li c: \bl c Federal RlIl e (s) 40 er R 63 Subpart N (:" ' ! AC T standard )

Efficiency 98 % Efliciency 98 %

Ba s is 1'01' Most Re ce nt Com pliance Determ inati on Stac k Tes t 

### VE R ead in g __ Ca lcu lation s Coat i ng R ecords
__ Self Certification Fuel U sage Records
__ _ O ther ( E xplain) N/A Co mplian ce S tatu s Compl ia nce 

# X No n -Co mplian ce __ _ Unknown
__ _ Exp lain: Th is em i ss ion unit is in comp lian ce because of the following r easo n s: actual em ission of chromi ulll is less than the Federal allowable of 0.0034 T on s/year and the C h ro mium co nc e ntration of 0.0 14 mg/dscm is be lo w th e Fede ral allowable of 0.0 15 mg/ dscl11
. A l so in accordance with th e te rms and conditions an operations and maintenance plan is in e ff ect. furthermo r e there were no periods were the pressure drop o f th e control devices measured a s out of compliance (above or below the range of 0.62

- 1.38 ), this according to the on s it e re cords. Stack tes ting done on 6/18/97 p ro ved this source to be in comp lianc e ( Re sul ts of all stack tests are in the attachme nt sec tion)
.

\V' H .J IIRlNIA U RIC$\I/ yd", ·,,-I If ).I1 in ' 1)"' ·I "'I (' III.\

- \ II'II/"(/lDi",,,,,,, d Irar d rrl'or u /",

## ., Cleveland Local Air Agency

# ~: Minor Source Inspection Report Revised: 0410912001 

### Next Action: No 

### Air Pollution Control Violations 

### VE Readings Attached? YES NO 

## N/A Photographs Taken? YES NO 

## N/A Other Evidence Obtained? YES NO N/A 

### CEM Data Checked? YES NO 

## N/A Permit Terms and Conditions Reviewed? YES NO 

## N/A Records Reviewed? YES NO 

## N/A

\\PH_AIINUA URIC$\MydoclI-I\Office Docl//PIenrs\Word\[)illlllolld Iwrd report. doc Page 6

# e Cleveland Local Air Agency

## : Minor Source Inspection Report Revised: 04/09/200 1



### Operating Sc h e dule: 17 H ours/Day 4hrs/day 011 Sat urda ys 

### C hr omium Us a ge : 4840 Ib s./yr. C omplian ce Data 5 Day s/ W eek 52 Week s/Year

Accord ing to MSDS f o rms one 100 lb ca n 

# or C hr omic**Acid~F akc**  c ontains 10 I bs
. Chromic acid Date of Aml lys i s: N/A Po llu ta nt Chromiulll
Give ll s: Cn Jculalion s 

### P

002 Uncontro ll ed 0
. 1 Tp y Act ual 

### 0
. 0019 Tpy Op e rating h ours 4628. Control P o t e nti al 

### 0.0036 T py 

### A llo wable 0.0034 Tp y 

### C alc. Met h od AP 42. 

### sec 1 2
. 20 

### 19 96 Effi cie ncy 9 8%
. Gas s ing rale 

### 4 % lo ss of make

- up

U n co ntr olled 4 84 0 lb s .ly r. '" 0.04 gassing rate 

## * I ton12000 Ib s.= 0.0968 Tpy 

### Ae lua1 0.0968 Tpy , 

### ( 1

-**98)~** 

### 0.00193 T py 

### Pot e ntial 0.00 19 3 'I< 

### (876 0hl" s/4628 hr s)= 0.00366
E quation s lb s.ly r * gass in g 

### nll c= lb s/yr * 1 /200 0=Uncontroll cd 

### T py U nco ntr o lled Tpy * Controll efficie nc y ( I -O.98)=AclUal T py Actual Tp y * h rs (8760/4628)= Potential T py


### Bu s the emi ss ion s unit been modilied s in ce la s t data s ubmittal o r in s pection? ( Le. tl owrate, s tack hI. , production in c r e a se)'! 

### YES 

# IB9

I n s pect e d h ) ' : R van Lau r ich Rev i ewe d b y : 

# -L;1""---:---;---,-

---- Da Ie Re v iewe d: 

### -,;'j,'7d+ft£J"-'-P'----/
___ _ Date 

### In s pect e d: 4110 /01

\ \PIf • .tI IMRIA**NlC ::;** **\\I I"l** **~** 1I - I \ OlJirr {)"l"I",,, ·m s\ lI'onN)I<,,,,,,,,,/I,,, , iI rrf' "n 

### ii,,,

## • Cleveland Local Air Agency



# . §$ : Minor Source Inspection Report Revised: 04/09/200 1 

### EMISSION UN IT DETAIL Facility 1.0. Numbel": 1 3-18-00-8 143 Date of In s p ectio n: 4/ 10 /0 I E mi ss ions U nit N umber": P 003 Date Permit E ffe c tiv e: 

### 6124198 ( PTf) So urc e D es cription: H ard Chrome Plat ing tank 3. plming line #3
. w ith 

### eM P m ist el iminat o r , Pac ked Bed Scru bb e r. and Blow e r. Emiss io n s vented thr oug h stack #1
. Po llu tant s Emitted A ppli cab le S tal e ]{u]c (sj A pplicab le Fcdcr:ll I{u!c (s) PM YES 

### NO 3745-31-05 40 eFR 63 Suhpart N 

### SO , YES NO 3745-15-06 ( M f\ CT sW .l1 darJ) NO x YES 

### NO 3745

- 15

- 07 

### CO YES NO 

### OC YES NO 

### VOC YES NO Lead YES 

### NO Olher Chromiulll as mist PTI No .: 1 3·3378 BAT: 40 CF R 63 Subpart N (rvt ACT s tandard ) P ri mary Co ntrol Equ ipm e nt: Compos i te Mcshpad el iminat or #3 Seco ndary Contro l Eq ui pment : Packed Bed Scrubber # 1 , then Blow er # 1 E flicicnc y 98 % Efficiency 98 % General Co ndi t ion of Co ntrol E quipment: Good condit io n Odor s No ticed? YES NO Ba s is 

### for Most Uc c cnt Co mplianc e Determination Stack Test VE Reading
__ Calculations Coat in g Record s __ Self Certification Fuel Us ag e R ecords
__ _ Other ( Explain ) N/A Comp li ance S l :'l tli S Com p Iianc e 

## X Non

- Compliance
__ _ Unknown
__ _ Exp lain: Th i s em i ss ion unit is in complia n ce because of the followi n g reasons: actual emission o f c hromium is less than thc Fede ral a l lowable 0
.0034 Tons/year , and the C hr om iu m concen trati o n of 0.0 14 mgl dscm is be low the Federal allowable 0
. 015 m g/ dscm
. Also in accordance w ith the terms and conditions an operations and ma int enance plan i s in effec t , furthermore the r e we r e no periods were the pressure drop o f the co ntrol dev ices me asured a s out of comp l iance ( abov e or b elow th e ran ge of 0.62

- 1.38) , this ac co rdin g to th e on si te r eco r ds. S ta ck test i ng done o n 6/18/97 p roved this source to be in co mpli a nce ( Resu lt s of all s tack tests are in the attachment sect i on)
.
\V'/ CA I MR I A VII I CS\ lf vdll(" !I-/ \()Jjla D II CWIU' III. I \ W"nNJjalll",,,1 ha,.,1 I"el'fIIL dll," Pa ge 8

## • Cleveland Local Air Agency

# ~: Minor Source Inspection Report Revised: 0410912001 

### Next Action: No Air Pollution Control Violations 

### VE Readings Attached? 

### YES NO 

## N/A Photographs Taken? 

### YES NO 

## N/A Other Evidence Obtained? 

### YES NO 

## N/A CEM Data Checked? 

### YES NO 

## N/A Permit Terms and Conditions Reviewed? 

### YES NO 

## N/A Records Reviewed? 

### YES NO 

## N/A

\\PH_A/MIA U R/C$lMydoclI- }\Office DIlClllllellls\ Wllrd'IDiclIIWtld hurd report.clac Page 9

# I» Cleveland Local Air Agency

## : Minor Source Inspection Report Revised: 04/09/200 1
O p e ratin g Sc h e du le : 17 H our s/ D ay 

### -lhrs/day o n S a turdays C hromium Us a ge : 4840 Ib s.ly r. CU llll l li a n c c Data 5 Da ys/We e k 

### 51 Wee ks/ Ye ar

Accord ing to MSD S forms o n e 100 Ib can o f Chromic Acid- Flak e co ntain s 10 lb s . C hromi c acid 

### Dat e of AI1:1 I ) ' s i5 : NtA Pollutant C hromiulll U ncuntrolled 0. 1 Tpy Actua l 0. 0019 T py Potential 0.0036 Tpy A lI ow<l bl c 0.0034 T py 

### Ca lc
. M ethod A P 42, 

### sec 1 2.20 1996 G i vc ll s : Operating h o ur s 4628. Contro l Efficien cy 98%. Ga ss in g rat e 4 % lo ss of mak e- up 

### Ca lc ulation s P

DD3 Un c ontro ll e d ..JS
... W**Ib .Iy** **r.** 

## * 0.04 gassing ra le 

## * IIon/2000 lbs.= 0.0968 T py Ac lua1 0
.0 968 Tp y • ( 1

- 0.98)= 0
. 0019 3 T1' ), Pol e nli a l 0 .00 19 3 

## * (8760 h,. 5/ 4628hr5) = 0.00 366
EC IU ;: ltion s Jbs.lyr * gassing i'a tc=lbs/y r * 1 /2000 =Un co ntr o llcd 

### T ry U nco lHrollcd Tpy * Conlroll efficiency ( I -O.98)=AclUal 

### Tpy Actual 

### T py * hI'S (8760/4628)=Potential 

### T ry
I·hl s th c e mi s s i o n s unit b cc n lIlodilicd si nc c la s t data s uhmittal or in s p e ction'! ( L e . tlo w ratc , s tack ht. , production in c l· ca sc)' ! 

### YES**~**


### I n s pc c t e d 

### b y : RV ; 1I1 Lauri c h Dat c In s p cc tc d : 4/10/01 

### Re view e d 

### by: 

# - +L -'

/,- ---r-c--- - D a l e R ev iewe d:

# -'-fl-i/-,-;~I-,**Z** ,1-' /

# 0

4/
__ _ 

## 1

Pa ge /0

### • 

## • Cleveland Loca l Air Agency



# §$ : Minor Source Inspection Report Rev ised: 04/09/2001 

### E MI SS IO N UN IT DETAIL Fm ' ilit y LD. N umbcl': 13- 18-00-8143 Dat e of In s p cc tion: 4/10/0 1 

### E mi ss ion s U nit N umb e r: P004 Dat e Pe rmit E ITcc ti vc : 

### 6/24/98 ( PTI) S our c e D es niption : H ard Chrom e Pl ating lank 4. platin g lin e #-L w ith 

### eM P mi st el i minator. PaCKe d Bcd Scrubber. and Blower. Emi ss ion s vented throu g h s ta ck #2
. Po lluta n t s E mitt ed !ltv l Y E S 

### NO S O ! 

### YES 

### NO NO ,," Y ES NO 

### CO Y E S NO 

### DC YES 

### NO VOC YES 

### NO LC;ld YES 

### NO Olher Ch romium a s**lIli~1** 

### PTI No .: ! 3-3378 A pplic ab l e S tal e Rul c(s ) 37-15-3 1-05 3745-1S-06 37 4 5

- L'i -07

B A ' r: 40 C FR 63 Subpan N (tv IACT s tandard ) P rimar y Co ntrol Equipment: Composi te M l! s h pad el imi n ato r #4 

### Se condar y Co ntrol Equipm e nt: Pa c ke d 

### B cd Sc ru bbe r 

### #2. th e n Bl owc r 

### #2 Ge n e ral C ondition 

### of Co ntro l E quipment: Good co n d i t io n 

### O d o r s No ti c ed'! YE S N O A p pli c abl e Fed er a l Rul c(s ) .10 eFR 63 Suhpnrt N ( Mi\CT**~[andard)**

E ffici e nc y 98 % Effici e nc y 98 %



### Ba s is f o r 

### Mos t R ece nt C omplian ce D e t e rminat io n Stack Te s t Sell' Ce rt ificat io n __
Co m p lian ce 

## X VE R ea d ing
__ Calculation s __ Coa ting R ecord s Fu el Usage R ecord s

_ _ _ O ther ( E xp lain) N/A 

### C omplian c e S tatu s No n - Compli a n ce __ Unk n ow n __ _ Ex plain: Thi s e m i ss io n unit i s in comp li ance beca u se o f the f ollowin g reason s: act u a l em iss ion of ch r omium is le ss than the Fe dera l al lowab le of 0.0034 T ons/year. and the C hromium co ncentration of 0.00091 m gt d sc m is below the Fe d e ra l a l lo wable of 0
.015 mgt d sc m. A lso in accordance with t he term s and condi tion s an ope ratio n s an d m a intena n ce p la n is i n e f fect. furthermore there were no per iod s were th e presslIfc drop of t he co ntro l d ev ices m c a slife d a s a lit o f co m p li a n ce (above o r be low the ra nge o f 0
. 79

- 1 .2 1), thi s accord i n g to the o n si te rec ord s. F i n a l s ta ck test in g d o ne o n 4/2 11 98 proved thi s so urce to bl: ill compli anc e ( R esu lt s o f a ll s t ;l c k tes t s are in thl: a tla c h lllcn t se c ti on )
. P(I
. r.: c II

# .. • Cleveland Local Air Agency · Minor Source Inspection Report

Revised: 0410912001 

### Next Action: No Air Pollution Control Violations VE 

### Readings Attached? YES 

## NO N/A Photographs Taken? YES 

## NO N/A Other Evidence Obtained? YES 

## NO N/A CEM 

### Data Checked? YES 

## NO N/A Permit Terms and Conditions Reviewed? YES 

## NO N/A Records Reviewed? YES 

## NO N/A

\\PHJ\IRlRLAURIC$lM)'JoclI-/I,lJDice Doclllllents\lVorcllDiatlumd 'lIIrJ report,clc/(.' Page 12

## • • 

## • Cleveland Local Air Agency



# § : Minor Source Inspection Report Revised: 04 /

0912001 

### Operating Sc h e dule : 17 H o ur s/Day 4 hrs/clay on Sat urd ays C hr o miul11 Usage: 2420 Jb s .lyr. Co mpli : lIl ce Dat a 

### 5 Oa ysf W cck 

### 52 W ccb/ Ye ar

Accord in g t o MSDS form s o ne 100 lb ca n o f Chromic Acid- Flake con tain s 10 Ibs
. C h ro mi c a c id Dat e of A nal ys i s : N/A P o llutant 

### Chromium


### G i ve n s : C alcuhltion s 

### 1'004 U ncontro ll ed 0 .0 5 Tp y Ac llwl 0.00 1 T py Op er atin g h o ur s 4628. Control Po l c ntinl 0.0018 Tp y Allowable 0 .0034 Tp y C alc. Me thod AP 4 2. 

### sec 1 2.20 199(, Ef ficiency 

### 98 90 , Ga ss i ng rate 4 % lo s s of make-u p

U ncontr o ll e d 2420 lb s.lyr. 

## * 0.04 gasslIlg rat e 

## * [ ton12000 lb s .::: 0 .0484 Tp y Actual 0 .0 968 T py 

## * ( I - 0. 98)= 0
. 000968 T py Potential 0.00193 ' (876 0I1r s/ 4628I1r s)= 0.001832 

### Equa ti o n s lb s ./yr*gass in g rate =lb s/y r * !/2000=U ncontrol le d Tp y Unco ntro l l ed T py * Control l crf i cie nc y ( I

- O
. 98)=Ac lual Tp y Ac tua l T py * hr s (87 60/462S)= Po le nli al T py
Ha s the e mi ss ion s unit b e en modified s in c e la s t data s uhmittal or in s p e ction ? ( i. e. Ilowr a t e , s lack ilL , production increa se)'! YE S

### ~
In s pect e d iJ y: Ryan Lauric h Dale In spec t e d: 4/10/01

\ V'/I

_ Ali?lR l .A UIIICSI. · ll yd'""II-IVJ)j;' ' " {)", " ",,,, " /!/.,\Wo,.,N),,,,,,,,,,,II,,.,.,i 1 ""I"'n."", ' R e vi ewe d h y: 

### -'--''-;-----r - - - --- Date R ev iewed: 

### -'f-ff.'-f''--"--- - --

# I» Cleve land Loca l Air Agency 

# §$ : Minor Source Inspection Report Revised: 041091200 I 

## EMI SS IO N U ' IT D ETA IL Facility I
. D . N umb e r : 13- 18- 00 -8 1 4 3 D a t e o r In s p e ction : 4/ 1 0 1

0 I E mi ss io n s U nit N um b e r : 1'005 Da t e Pe rmit E f fec ti ve : 6/ 24/ 9 8 (P TI) S O lll Te D e s c ripti o n : Ha r d C hr o me Pl at i ng t ank 5 , pl at in g lin e #5. w ith 

### e MP**l11 [**  el imi na to r. Pa c ked Bed Sc r ubbe r , an d B l owe r. E mi ss io n s vC llI cd th ro u g h 

### s ind; Wl. l 'o lllllanl S E mi t te d P

M YES 

### till SO! Y ES NO N O x YE S 

### till CO Y ES NO 

## oe Y ES NO 

## voe YE S NO Lead YE S NO Ol he r Chromi u m ; 1." mi s t 

### PTI No.: 13-3378 t \ p pli clI hl c S l lI l c nu lc ( s, -'745-31-0 5 37· 1 5- 1 5

-0 6**~7· 'i**  J 5 - 07



### B AT: 40 CF R 6 3 Subpart N ( M AC T s ta nd ard ) Prim ary C ontro l E quipm e n t : C o mp os i te M es hp ad e l im ina to r #5 S eco ndary C n llli 'o ] E quipm e nt : P ack e d B e d SCnlbber 

### #2
. th e n Bl o w e r 

### #2 Gc n e ral C o nditi o n o f C untrol E quipm e nt : G oo d co n d iti o n O d o r s No ti ce d ? YE S N O Ap p l ic ahl e F ede ral RLll c ( s)

..HJ C FR 63 Sub p ar! N (r-. I AC r s ta ndard )



### E ffi cie n cy 9 8% Effici e n cy 9 8%

Ba s is for Mo s t 

### Re ce nt C o mplian cc D c t e l"min:.ltion S t ack T e s t VE Rc a di n " 0

_ _ Calculati o n s Co a ting Record s __ Sel f C c rti fi c ati o ll Fue l U s a ge Rec ord s __ _ O l h e r ( E x pl a in) N /

A C omplianc e S tatu s Comp li a n ce 

## X N o n -Complia n c e __ _ Un k no w n __ _ Ex pl n in : T h is c m iss io n un i t is i n c ompl ia n cc bec au se of th e f ollow in g reaso n s: ac tu a l e m i ss i o n o f c hro mium i s less tha n t he Fe de ra l a ll ow a b l e o f 0.00 3 4 T o n s/year. and th e Ch ro miu lll c on c e n trat io n of 0.0009 I m gl d sc m is be low th e Fc d c ra l
. li lowabl e o f 0. 0 15 mgl d sc m. Al so i n acco rdan ce w i th th e te rm s and co nditio n s a n opc ra tion s and ma i m c nan cc plan is i n eff ec t. furth e rm o re thcre were no perio d s w e r c t hc press ure dr o p of th e co ntr o l d ev ices me a s ure d a s out o f c omplia nce ( abov e o r b e lo w th e ran ge o f 0 .79

- 1 .2 1 ), thi s acc o r d in g to th e o n s it e r ec ord s . Fi n a l s l a c k te s ti n g d o n e o n 

### 4/21 / 98 provcd t hi s s ourc e to b e i n c o m p li ance ( Re s u lt s of a ll s t ack tes t s a r

c in the alt ; I c hm cnt s c c ti o n ).

\V'II

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JP,', · /) "' '/II' I''!IIJ\ \ I ' " ,., N ) ''OI/w,.,/I",.., I "' I "" " 

### ii,,,

## • Cleveland Local Air Agency

# ~: Minor Source Inspection Report Revised: 04/09/2001 

### Next Action: No 

### Air Pollution Control Violations 

### VE Readings Attached? YES NO N/A 

### Photographs Taken? YES NO 

## N/A Other Evidence Obtained? YES NO 

## N/A CEM Data Checked? 

### YES NO N/A 

### Permit Terms and Conditions Reviewed? YES NO 

## N/A Records Reviewed? YES NO 

## N/A

\\PHJ\IMI.A.URICSlMydoclI-J\OlJke Voc"",ellls\WorcNJiclI/llll1t1llt1rd report. doc Page 15

## .,Cleveland Local Air Agency

## : Minor Source Inspection Report Revised: 0410912001 Operatin g Sc hedule: 17 H our s/ Da y 

### 4hrs/clay o n Saturda ys C hr o mium US ;l gC: 142 0 lbs.ly r. Co mplian ce Data 5 Da ys/W ee k 

### 52 \ V cc ks/ Yc ar

Acc o rdin g to M S DS f O fm s 

### o ne 100 Ib c an o f C hro mi c Acid- Flak e co ntain s 10 Ib s. C h ro mic ac id Date of A nal ys is : 

### N/ A Po llutant C h rom i u m U n co ntro ll e d 0
. 05 Tp y Acl twl 0 .001 T py 

### Pol e nti
.. 1 0
. 00 1 8 T py A llo wab le 0. 00 34 T py C alc. Met h od A P 42. sec 12.20 19 96 G i vens : 

### O pera t ing ho ur s 4628. Co nt ro l Efficiency 98 %
. G ass in g nll e 

### 4% loss o f make-u p Ca lculation s 

### P

ODS Uncontroll e d 242 0 lb s.lyr. 

## * 0
. 04 g a ss in g rale 

## * Il o n 12000 lbs.= 0
. 048 4 Tp y Adu,, 1 0.0968 T py 

## * ( I - 0.98) = 0
. 0 00968 T py Put e nti"t 0.0 01 93 

## * (876 0 h rs/ 4 6 2 8 hr s)= 0. 0 0 1832
E quation s I bs.lyr * gassing ratc =l bs/yr * 1 /200 0= Unco ntro ll ed T py Unco ntro lle d Tp y* C o ntr o ll e ffi c ien c y ( I

-O .98)= A c tual 

### T py Ac tual 

### T py* hrs (87 60 f 4 628)= Pote nti a l 

### T py
Ha s th e e mi ss ion s unit b c cn m o difi e d s inc c last data s ubmittal or in s p ect ion '! ( L e . l1owrat c, s tack ht. , pr od uction in c r ease)? YE S 

# [BQl

In s p ec t e d b y: Rvan Lauri c h O<lt e ln s p e ct cd : 4fl O /O l J{ c\' icw c d II ) ' : 

# --'-A f /---,-_--.--

____ _ _ Dat e Rev iell'e d: 

# -:; 0ifl-L I+7 fJU

-" ) )-- --

P ag{' 16

## • Cleve land Loca l A ir Agency

## : Minor Source Inspectio n Report Rev ise d: 04 /0 912001 

### EM I SS IO N UN I T D ETA I L Fac ilit y 1. 0
. Numb e r: 1 3- 18- 00-8143 D at e of I n s p e cti o n : 4 / 10 1 01 

### Em issio n s Unit Nu m be r : P006 Da t e Pe rmit Ef f ec ti ve : 

### 612-U98 ( PTI ) So u r c e Dc sc d p t io n : 

### I

- la rd C hrome Platin g tank 6. platin g li ne # 6
. w ith 

### e MP mi s t cti m i nator. 

### Pa cked Bcd Scrubbe r. :!nd Blower. Emi ss ions vented th r ough s l ack It2. I'o l lut a n ls E m i tt e d**P~ I**  YE S 

### NO SO , YES NO Ap pl icah l e S ta l e Ituh: (s) -'745-31-05 37-15- 1 5-06 Allp li l'ahic Fcde r a lltll lc (s) -HJ eFR 03 Suhpar! r\ ( I ' I AC T**~lam laf{l** **)** N O
.... YES 

### NO :17·15- 1 5

-07 CO YES 

### NO OC YES i:iQ VOC YES 

### NO LeOld YES iiQ O th er Chro mi um as mi st PTI No. (I f' n ew 

### s o u n :c) : 13 -3378 n AT: 40 CFR 63 S u bpart N ( MA CT s tandard ) P r i m ary Co n lr o l E quipme nt : Compo s it e Mc s hpad e liminat o r #6**Sccon II** **'Y** C O l1tr o l E quipl1l e nt : Pa c k e d Bcd Scmbb e r #2. then Blow e r #2 Ge n era l Co m l i t io n o f C o ntro l E qu i pm c nt : Good condition O d o r s No t ic e d '! YE S NO Ba s is f o r Mos t n ccc n t C O lll p li :'lI1 cC O c l c nninal io ll Effi ci c n cy 98 % E flici c n c y 98 %

Swck T es t VE R ead i nn 0
__ Calculatio n s Coat i ng Record s Self Certifi c at io n F uel Usage R ecords
__ _ Oth e r ( Explain ) N/A C omplian ce S t a tu s Com plian ce 

## X Non-Comp l ia n ce __ _ U nkn own __ _ E xp l a in : Th is e mi ssio n unit is in co mplian ce bec au s e o f the fo ll ow in g r easo n s : aCllIal emissio n o f c h romium is It.! ss than the Fed e ra l allowab l e of 0.0034 T o n s/year. and the Ch r o mium c on c ent rat i o n of 0.00091 m gJ d s cm is bel o w the Fede ral all owab le of 0.0 15 mgJ d sc m. Al so in a cco r dance with the te rm s and co ndition s an ope rati o n s and muilllenan ce plan is in effect. furthermore there were no perio d s were Ihe pressu r e drop of the co ntrol d ev ic es meu s ured a s 0111 of comp l iance ( nbo ve or below the range of 0. 79

- 1 .21). thi s acco r ding to th e on s ite record s. Final s tac k te s ting d o ne o n 

### 4121198 proved thi s s ourel.! to b e in compl i ance ( Result s of all s la ck te s t s are in th e iltta c hmcnt scc tion )
.

\V'II

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## ., Cleveland Local Air Agency Minor Source Inspection Report Revised: 0410912001 

### Next Action: No Air Pollution Control Violations 

### VE Readings Attached? YES NO N/A 

### Photographs Taken? YES NO 

### N/A Other Evidence Obtained? YES NO 

### N/A CEM Data Checked? YES NO 

### N/A Permit Terms and Conditions Reviewed? YES NO 

### N/A Records Reviewed? YES 

### NO N/A

\\PH....AIR'lRLA URICflA-lydoclI- /\Office Docl/metl/.r\WorJlf)iwIIIJlld /wrd repm'I,t/IiC Page 18

## , • 

## • Cleveland Local Air Agency

## : Minor Source Inspection Report Rev ised: 04 / 09/2001
O p e ratin g Sched ul e : 17 Hour s! D ay -thr s/ day on S aturda ys C h romiu m U!<iagc: 2 4 20 I bs.lyr. Co mpl i anc e Data 5 Days/Week 5 2 W ccl;: !i/ Ycar

Acco rdin g to MSDS forms one 100 Ib can of Chromi c**id Flak** **c** co n t ain s 10 Ib s. Chro m ic acid D :ltc of A n aly s is : N /

A Po llutant 

### Chromium U Il CO lIll 'o ll cd 0.05 Tp y A ctual 0 .001 T py Pot e ntial 0.0018 T py A ll owah l e 0.0034 Tp y Ca l c. l\'l ethod AI' 42. sec 12.20 1996 G iv e n s : Ope ratin g h o urs 462 8. Comrol Effici e ncy 98 %
. Ga ssing f;lte 4 % lo ss of make-up C a lc ulati o n s 

### 1'

006 U nco ntr olle d 2420 Ib s.ly r . 

## * 0
. 04 gass in g rate '" I ton /l O D

O Ib s. = 0.04 8 -1 Tp y AC lual 0.096 8 T py • ( I - 0
. 98 )= 0.000 968 Tp y Pot e ntial 0.00 19 3 

# * (8760 hl' s/4 628hI' 5)= 0.00 I 832 Equ ati ons Ib s.l yr * ga ss in g n1lc= lb s/y r * 1 /200Q =Un co lltroll c d Tp y U ncon tr o ll ed T p y * Co nl roll e f fic i ency (1-0.98)=Actu:lJ T py Actu al Tpy * hr s (87 60/462 8)= Po lcnt iaJ Tp y
Ha s the e mi ss io n s unit been modifi ed s in ce l ast data s ubmittal 0 " in s pection ? ( i. e. Ilowratc , s ta ck hI. , pr o duction in crease)? 

### Y ES**~**
In s p ec t e d hy: 

### Rva n Laurich Dat e In spectcd : 4 / 10 10 1 Rc\ ' ic w e d h y :

# _----'A-,~fl---;----- D" Ic Rc vi c wcd: --'Jti'-1/'-t 1 c,7'-1/"'C:.c ' LI

_ __ _ 

# If '/

PI/X£, /IJ

### • 

## • Cleveland Local Air Agency



# S$ : Minor Source Inspection Report Revi sed: 04 /

0912001 

### E MI SS IO N N IT D ET A IL Facilit ) ' 1.0
. N umb e r : 13· 1 8·00-8 143 Dnt c o f I n s pc ction: .til 

### 0 /

0 1 E mi ss io n s nit N umb e r : 1'007 D:ll c P e rmit E ff cc ti, ' c : 

### 6124/98 ( PT I ) Su urce D cs cril>li o n : I

- l ard Chrome PIJ ling ta nk 7. plating line #7. w ith 

### eM !' mi s t e lim inator. P acked Bcd Sc rubbe r. and Bl ower. Em iss ion s ve nte d th r oug h s tack #3. Currently th e. ge ne ralor i s no t working for this u nit.**lIld** the tank is be in g u se d as a prep/cl ea nin g lank. 1' 0 11111alli s E mit te d 1'1\' 1 YES 

### NO S O ! YES 

### NO NO\ YES 

### NO CO YES NO 

### DC YE S 

### NO VOC YE S 

### NO Lead 

### YES 1;Q Other Chromium : I S**mi 1**  

### PTI No. (l r 

### n ew so ur ce ) : 13-3378 Ap pli c ahl e S l a t e I{ul c (s) 37· 15 ·3 1 ·05 37 45

- 15-06 3745-15-07 Appli el .hl e F e d e ral Rul c (s) -10 C F R flJ Suhpar! N**(~ ACT** **lI1 ard)** 



### B A T:**~O** 

### CFR 63 Subpa r! N ( MA C T s tand"d) Prinull" Y 

### C onlr o l E( IUipllI c nl : Compo si te 

### rv l es hp ad**il1l in** **~ltor** #7 

### Sec ondar y Co ntro l E quipment: Pack ed B cd Scmbb c r 113. 

### tben Bl ower #3 Ge n e ral CO lllliti o n o f Co n t r o l Equipm e nt : G ood co ndition Effici e n cy 98 % Effici e n cy 9 8%
O d o r s N oti ce d '! YE S NO Ba s is 1'01' l Vlost R e c e nt C omplian ce D e t e rmination S ta c k Test 

### VE Rcacl in o 0
__ 

### Calcu lations Co atin g R eco rd s Se l r Ce rtifi ca tio n Fuel Usage Records
__ _ O lh e r 

### ( Explain) N/A 

### C omplian ce S tatu s Complia nce 

## X No n -Complia nce __ _ 

### U nkn ow ll

_ _ _ E xplain : Thi s e mi ss io n unit is in co mplian ce 

### bee.lUSC o f th e followi ng r e a so ns: aC lU al 

### ellli ssi on of c hromium is less than the Fede ral a l lowab le of 0.00 3 4 Ton s/yea r , and th e C hr om ium co n ce n tratio n o f 0. 0066 mgt d sc m is below th e Fede ral allowab le 01'0.015 mgt d scm . Also in acco r dance with the terms a nd conditions an o pe ra ti o n s and maintenan ce plan is in effect. furthermore th ere were n o pe ri ods we r e th e pre ss ure dr o p of th e co ntrol devi ces m eas ure d a s o ut o f co mplian ce, th i s acco r di n g to Ih e o n s ite record s. Finally stac k tes t in g done 0 11 

### 6/18/97 pro ve d Ih is sou r ce to be i n co mplianc e while the r ecti n er ca paci ty was al 5000 amp sl hr. Fina l testing wa s done on 

### 911/99 when the maximum capacity was increase d 10900 0 :Imp s/ hL T he se tes t s a l so P(/ ge 2D... G 

## • Cleveland Local AirAgency

# ~: Minor Source Inspection Report Revised: 04/09/2001 

### resulted in showing compliance (Results of all stack tests are in the attachments section).


### Next Action: No Air Pollution Control Violations 

### VE Readings Attached? YES 

### NO 

## N/A Photographs Taken? YES 

### NO 

## N/A Other Evidence Obtained? YES NO 

## N/A CEM Data Checked? YES NO 

## N/A Permit Terms and Conditions Reviewed? YES 

### NO 

## N/A Records Reviewed? YES NO 

## N/A**\\PH...AllM~** URIC$\MycloclI-I\OJJice DOClllllellfs\WorcI\D;tllI/olld h"rd report. doc Page 21

# .. 

# . 

# e Cleveland Local Air Agency

## : Minor Source Inspection Report Rev ise d: 04/0912001


### O p c nHin g Sc hed ul e: 17 I l o urs/ Da y**~h s/** **day** o n Sa lU rday s 

### C h rom ium U s a ge : 1410 I b s.lyr. Comp li
. lfl cc Data 5 D ays/ W eek 52 W cc ks/Yc ;l r

Acco rdin g 10 M S D S fo rm s o n e 1 00 I b can o f Ch ro mi c Ac i d- F lake co nt ai n s [0 

### t bs. Ch r om i c a c i d 

### Date o r A I1 :1 I) ' s i5: N/A Po llutant C hro mium

Givens 

### Un co ntroll e d 0
. 05 T p y Ac tual 

### 0.001 T p y Pot e ntial 

### 0
.0 0 1 8 T py A IIO W :lbl c 

### 0
. 0 0 34 Tp y



### O perat i ng ho ur s 4628
. Cont r o l E fri c ie ncy 98%. G assi ng ra t e 

### 4 9'0 l oss of m ake- up Ca l c ulation s 1'

007 

### Un co ntroll e d 2-nO J bs.lyr. 

## * 0.04 gass i ng rate 

## * lton12000 Ib s. = 0
. 0484 Tpy Actua l 0.0968 T py 

## * ( I - 

### 0 .98)= 0.00 09 6 8 T p y 

### Potent ia l 0.00 193 

## * (8760hrs/4 628 h rs )= 0.001832
E quati o n s 

### lbs./y r *gass in g ral c =lb s/y r * 

### 1 /2 0 0 0=U nco ntro llcd Tp y 

### Unco nt rolled T py * C o nt ro ll e f fic ie ncy ( J


### -O.9S) = Ac tual T py 

### Act u al Tp y * 

### hrs (8760/4628)= Po t c ll tial Tp y 

### C:l lt
. M eth od A P 42. 

### sec 12.20 19 96

Has til e e m ;!" , \ '; Oll , \' till it bee ll modifi e d s i li ce 

### la st data , HI bm 

### i((al or i II x p e c tioll '! ( i .e. 

### j7owmte, s tack 

### ht
. , produ ct i o ll in cr ease )? YES**~** 

### COl1lllle lll s: 

### Tank 7 i s c urre ntly u sed as a pre p /clea nin g la nk due to malf ull ct i o ns that have occurred 1 0 the gene rat o r th ai powe r s it. Bec au se o f thi s I he a mp s/hI' nm f o r I his lin e arc co nside rably lowe r Ihan th e o lhe r lines. il c s t im ah.:d by J ' lck T ankovich tha i line 7**W,l~** 

### running at 3 00**alllp~ r.** 


### In s pected b y : /? W/II 

### Lauri c h Dale 

### Ill spe c t e d : -/ //0/0 /

\ V' II
.... I /lN U AUIl/C:,M lyol"
.. ,, - /V lj/i.·" I)." " " U ' II/,<\ \\ '"nN)i", ,, ,, , ,,1 iI.ml cel'''' '' d".- R e l, j e lilcd by: 

## --..L,0,L{-'--,-

--- - Da te /{ ." ie we il : 

# -f/;?//-/.J.o!/-I-----

### Premise No.: 13-18-00-8143 Sources P001 - P007 Diamond Hard Chrome Hard Chrome Plating tanks 

### wi PBS and CMP control devices Given: type of plant: control equip: Chromic Acid used: Gassing Rate Federal Allowable: Allowable: Operating hours:
POOl Uncontrolled Actual Potential

P002 Uncontrolled Actual Potential
P003 Uncontrolled Actual Potential
P004 Uncontrolled Actual Potential Hard Chrome plating Packed Bed Scrubbers, and Composite Mesh Pad System 242 cans during the last 12 months 100lbs cans 24200 Ibs total 0.04 Control Efficiency 0.98 0.0034 Tpy 0.0019 Tpy 4628 All Emissions Factors are from AP 42, Chapter 12.20(Electroplating) Table 2.7, Fifth Edidion dated July 1996 Ibs/yr gassing rate Ibslyr Tpy 4840 0.04 193.6 0.0968 Tpy Con troll eft. Tpy 0.0968 0.02 0.001936 Tpy hours Tpy 0.001936 1.89282627 0.003665
Ibs/yr gassing rate Ibs/yr Tpy 4840 0.04 193.6 0.0968 Tpy Con troll eft. Tpy 0.0968 0.02 0.001936 Tpy hours Tpy 0.001936 1.89282627 0.003665 Ibs/yr gassing rate Ibs/yr Tpy 4840 0.04 193.6 0.0968 Tpy Controll eft. Tpy 0.0968 0.02 0.001936 Tpy hours Tpy 0.001936 1.89282627 0.003665 Ibs/yr gassing rate Ibs/yr Tpy 2420 0.04 96.8 0.0484 Tpy Controll eft. Tpy 0.0484 0.02 0.000968 Tpy hours Tpy 0.000968 1.89282627 0.001832

### POOS Uncontrolled Actual Potential
P006 Uncontrolled Actual Potential

P007 Uncontrolled Actual Potential
Emissions Tpy P001 P002 P003 P004 P005 P006 P007 Ibs/yr gassing rate Ibs/yr Tpy 2420 0.04 96.8 0.0484 Tpy Controll eft. Tpy 0.0484 0.02 0.000968 Tpy hours Tpy 0.000968 1.89282627 0.001832 Ibs/yr gassing rate Ibs/yr Tpy 2420 0.04 96.8 0.0484 Tpy Controll eft. Tpy 0.0484 0.02 0.000968 Tpy hours Tpy 0.000968 1.89282627 0.001832

Ibs/yr gassing rate /bs/yr Tpy 2420 0.04 96.8 0.0484 Tpy Con troll eft. Tpy 0.0484 0.02 0.000968 Tpy hours Tpy 0.000968 1.89282627 0.001832 pollutant Cr as mist Uncontrolled Actual Allowable Potential Fed. Allowable 0.1 0.0019 0.0019 0.0036 0.0034 0.1 0.0019 0.0019 0.0036 0.0034 0.1 0.0019 0.0019 0.0036 0.0034 0.05 0.001 0.0019 0.0018 0.0034 0.05 0.001 0.0019 0.0018 0.0034 0.05 0.001 0.0019 0.0018 0.0034 0.05 0.001 0.0019 0.0018 0.0034 0.0097 0.0238 Potential and Fed. Allowable based on 24hr/day, 365 day/yr All other calculations based on actual operating hours Calculations Based on the estimation that tanks 1,2, and 3 combined use 60% of total Chrome while tanks 4-7 use 40% of total chrome. Total chrome: Total usage for tanks 1-3: Total usage for tanks 4-7 Ibs 24200 14520 9680 Use/tank 4840 2420