## StackTests - Selected Companies 

# IKennecott Utah CopperCorporation

Address: 8315 W. 3595 S. SourceContact: Denise Powers PO Box6001 Salutation: Ms. Magna UT 84044 6001 Phone: (801) 569-6543 Source: (C6/C7) Transfer Points AIRS No.: 3500347 Bingham Canyon Mine. previouslyCovered by SIP section 2.2.w, 4.B Comments:

AODAQE: OPNo.: DAQE-178-02 AO Date: OP Date: Location: Salt Lake Size: A NSPS Subpart: LL 3/22/2002

Method 201 (a) 201 (a) history 201 (a) 201 (a) history Limitation LastTest Result Test Due Period Comments .016 gr/dscf 8/4/2004 0.003 gr/dsc 8/4/2007 3 .70 Ibs/hr .009Ibs/hr .70 Ibs/hr 8/4/2004 0.07Ibs/hr 8/4/2007 3 .016 gr/dscf 0.0003 gr/dsc Source: Comments: (C7/C8) Transfer Points Bingahm Canyon Mine. Two controlled Drop Point Baghouse Vents NearCopperton. previously SIP 2.2.w,4.B. AIRS No.: Location: Salt Lake Size: A 3500347

AODAQE: OPNo.: DAQE-178-02 AO Date: OP Date: NSPS Subpart: LL 3/22/2002

Method 201 (a) 201 (a) 201 (a) hsitory 201 (a) history Limitation LastTest Result Test Due Period Comments .016 gr/dscf 7/29/2004 0.001 gr/dsc 7/29/2007 3 .43 Ibs/hr 7/29/2004 0.02Ibs/hr 7/29/2007 3 .016 gr/dscf 0.0005 gr/dsc .43 Ibs/hr 0.010 Ibs/hr Source: Acid PlantTail Gas SME 011b AIRS No.: 3500030 Comments:

AO DAQE: OPNo.: SME 011b

3500030001 AO Date: OP Date: Location: Salt Lake Size: A NSPS Subpart: LL 3/4/1999 4/15/2005
Method 

### 6 Acid Mist 

### 6 6 Acid Mist Limitation 170 ppmdv (24hr) 0.76 mg/dscf 250 ppmdv (6 hr) 100 ppmdv (yr.) 0.67 mg/dscf LastTest Result Test Due Period Comments 6/20/1996 63.75 ppm 9/25/2002 0.23 mg/dscf 9/25/2005 3 (method 8) 6/20/1996 51.4Ib/hr CEM afterinitio
9/16/2005 0.21 mg/dscf 9/16/2008 3 (method 8)

Tuesday, August07,200710:12:15AM Page 1 of23

## StackTests - Selected Companies Source: Anode And Shaft Furnace Stack(Stack#14) AIRS No.: 3500030 Comments:

AO DAQE: OPNo.: replaces the 8/10/00 AO

AN0346030-07 3500030001 AO Date: OP Date: L.ocation: Salt Lake Size: A NSPS Subpart: LL 1/8/2007 4/15/2005
Method 201 (a) 7 

### 6 6 201 (a) 

### 6 Limitation 16.1 lbs/hr 8.0Ibs/hr 8.0 lbs/hr 30 ppmdv 0.016 gr/dscf 15lb/hr3 hrav LastTest 12/14/2000 3/31/1998 3/31/1998 3/31/1998 12/14/2000 3/31/1998 Result 0.60Ib/hr 3.42Ib/hr 3.2Ib/hr 1.7 ppm .0009 gr/dscf 3.2Ibs/hr Test Due Period Comments Test removed byTitle V per Test removed Test removed

Test removed
Source: Comments:

AO DAQE: OPNo.: Anode Furnace Charge slotwith BH Selenium Extraction Process. 9/28/93, received letterstating source has been demolished. formerlyTestA. D.
AO Date: OP Date: AIRS No.: 3500030 Location: Salt Lake Size: A NSPS Subpart: LL 4/7/1992

Method 201 (a) 201(a) Limitation 0.016 gr.dscf 0.62Ibs/hr LastTest Result Test Due Period Comments

no longerexists
Source: Comments:

AODAQE: OPNo.: Anode Furnacewith a Baghouse Selenium Extraction Process. 9/28/93, received notification thatthis source has been demolished. formerlyTestA. D.
AO Date: OP Date: AIRS No.: 3500030 Location: Salt Lake Size: A NSPS Subpart: LL 4/7/1992

Method 201 (a) 201 (a)
Source: Limitation 0.88Ibs/hr 0.016 gr.dscf
Anode Scrap (REF005) LastTest Result Test Due

AIRS No.: Period

3500030 Comments no longerexists

Comments:

AO DAQE: OPNo.: Operating Permit

AN0346030-07 3500030001 AO Date: OP Date: Location: Salt Lake Size: A NSPS Subpart: LL 1/8/2007 4/15/2005
Method Limitation LastTest Result Test Due Period Comments
Acid Mist Acid Mist <3,000 dscfm 0.0008 gr/dscf <3,000 dscfm 1,800dscfm 3/19/2003 0.0001 gr/dscf 1,800dscfm 3/19/2006 

### 3
Tuesday, August 07,200710:12:15 AM Page2of23Acid Mist historical Acid Mist 0.0008 gr/dscf
0.0008 gr/dscf 

## StackTests - Selected Companies 3/15/2006 0.0008 gr/dscf 3/15/2009
3/29/2000 0.00003 grids 

### 3

Source: Comments:

AD DAQE: DPNo.: Bingham Canyon Limestone Bin #1 BINGHAM MINE

AD Date: DP Date: AIRS No.: Location: Salt Lake Size: A NSPS Subpart: LL 6/24/1986 3500347

Method 5 

### 5 Limitation

.02 gr/dscf

.13Ib/hr LastTest Result Test Due Period Comments test A. D. testA. D. Source: Comments:

AD DAQE: DPNo.: Bingham Canyon Limestone Bin #2 BINGHAM MINE

AD Date: DP Date: AIRS No.: Location: Salt Lake Size: A NSPS Subpart: LL 6/24/1986 3500347

Method 

### 5 5
Source: Limitation

.02 gr/dscf

.13Ib/hr
Boilers LastTest Result Test Due

AIRS No.: Period

3500030 Comments testA. D. testA. D

.

Comments:

AD DAQE: DPNo.: Selenium Extraction Process

AD Date: DP Date: Location: Salt Lake Size: A NSPS Subpart: LL 4/7/1992

Method 

### 6 201 (a) 7 Limitation 0.96 Ib/MMBtu 0.038Ibs/MMBtu 0.6 Ib/MMBtu LastTest Result Test Due Period Comments TestA. 

### 0 TestA. 

### 0 TestA. D. Source: CathodeWash With Demister Pads (REF 004) AIRS No.: 3500030 Industrial Plastics Fabricatiors ME 780017,000 dscf max. REF 004. NOWTITLE V PERMIT Location: Salt Lake Size: A NSPS Subpart: LL 1/8/2007 4/15/2005 Comments:

ADDAQE: AN0346030-07 DPNo.: 3500030001
Method Limitation H2SO4 0.0008 gr/dscf H2SO4 0.0008gr/dscf Acid mist 0.02Ibs/hr AD Date: DP Date:

LastTest 5/19/2003 5/17/2006 Result 0.0001 gr/dscf 0.0001 gr/dscf Test Due
5/17/2009 Period 

### 5 3 Comments

Tuesday, August07,200710:12:15 AM Page3 of23HISTORY H2S04
Source: 0.0008 gr/dscf Cyclone Dust Collector 

## StackTests - Selected Companies
3/28/2000 0.003 gr/dscf
AIRS No.: 

### 5
3500346 Comments:

AODAQE: OPNo.: BONNEVILLE CONCENTRATOR

AO Date: OP Date: Location: Salt Lake Size: A NSPS Subpart: LL 9/4/1992

Method 201 (a) 201 (a) Limitation 1.5Ibs/hr 0.04 gr/dscf LastTest Result Test Due Period Comments Test A. D. Test A. D.
Source: Comments: Dedicated Rotary Dryer/ScrubberSME 011e PM10/S021imits removedon the 3/4/99 AO. AIRS No.: 3500030 Location: Salt Lake Size: A

AO DAQE: OPNo.: AN0346030-07 3500030001 AO Date: OP Date: NSPS Subpart: LL 1/8/2007 4/15/2005
Method 201 (a) 201 (a) 

### 6 5 5 5 Limitation 11.0 Ib/hr 0.016 gr/dscf 40.1 Ib/hr 0.022 gr/dscf 0.022 gr/dscf 0.022 gr/dscf LastTest

4/21/1998 10/8/2003 10/6/2004 10/19/2005 Result

0.31 ppmdv 0.006 gr/dscf 0.0023 gr/dscf 0.005 gr/dscf Test Due

10/8/2004 101712005 10/19/2006 Period Comments Test removed
Test removed

Source: Comments:

AO DAQE: OPNo.: Dore Furnace Electrostatic Precip REPLACED BY HYDROMETALLURGICAL PROCESS
- SOURCE NOW DISMANTLED.

AO Date: OP Date: AIRS No.: Location: Salt Lake Size: A NSPS Subpart: LL 4/7/1992 3500030

Method Limitation LastTest Result Test Due Period Comments 201 (a) 201 (a) .035 gr/dscf 2.85Ibs/hr 11/13/1992 0.7491 Ibs/hr 0.0104 gr/dsc REMOVED

Source: Dore Furnace Secondary Hoods BH AIRS No.: 3500030 Comments: NOW TITLE V, REPLACES 417192AO. CEMS Muliticlone & S02 Scrubber Location: Salt Lake Size: A NSPS Subpart: LL AODAQE: OPNo.: 3500030001 AO Date: OP Date: 4/15/2005

Tuesday, August 07, 2007 10:12:15AM Method 201 (a) Limitation 2.70Ibs/hr LastTest Result .476Ib/hr Test Due Period Comments TestA.D. Page4 of23201(a) 0.016 gr/dscf 

## StackTests - Selected Companies 8/15/1989 .005 gr/dscf Test A.D. Source: Comments:

AO DAQE: OPNo.: Dore secondary Hood baghouse Selenium Extraction Process

AO Date: OP Date: AIRS No.: Location: Salt Lake Size: A NSPS Subpart: LL 4/7/1992 3500030

Method 201 (a) 201 (a) Limitation 2.70Ibs/hr 0.016 gr.dscf LastTest Result Test Due Period Comments Test A. D Test A. D Source: Comments:

AODAQE: OP No.: Dore Slag Crusher Baghouse Selenium Extraction Process

AO Date: OP Date: AIRS No.: Location: Salt Lake Size: A NSPS Subpart: LL 4/7/1992 3500030

Method 201 (a) 201 (a) Limitation 2.70Ibs/hr 0.016 gr.dscf LastTest Result Test Due Period Comments TestA. D Test A. D Source: Dry Malte Bin Baghouse (SME 013) AIRS No.: 3500030 Comments:

AODAQE: OPNo.: AN0346030-07 3500030001 AO Date: OP Date: Location: Salt Lake Size: 

### A NSPS Subpart: LL 1/8/2007 4/15/2005
Method 201 (a) 201 (a) History 201 (a) 201 (a) 201 (a) 201 (a) Limitation 0.016 gr/dscf 0.31 Ibs/hr
0.31 Ibs/hr 0.016 gr/dscf 0.31 Ibs/hr 0.016 gr/dscf LastTest 5/23/2003 5/23/2003



### 61712000 61712000 5/10/2006 5/10/2006 Result 0.0007 gr/dscf 0.004Ib/hr
0.1 Ib/hr 0.001 gr/dscf 0.02Ib/hr 0.0023 gr/dscf Test Due
5/23/2006

5/10/2009 5/10/2009 Period 

### 3 

### 3
3 

### 3 3 3 Comments

Source: Dry MalteTransfer Bin Baghouse SME 005 AIRS No.: 3500030 DAQE-407-00 replaced by Operating Permit Comments:

AO DAQE: OPNo.: AN0346030-07 3500030001 AO Date: OP Date: Location: Salt Lake Size: 

### A NSPS Subpart: LL 1/8/2007 4/15/2005
Method Limitation LastTest Result Test Due Period Comments 201 (a) 0.016 gr/dscf Tuesday, August07,200710:12:15 AM 8/21/2002 0.003 gr/dscf 

### 3 Page 5 of23

### 9/15/2008 9/15/2008 201 (a) 201 (a) 201 (a) 201 (a) 201 (a) 0.016 gr/dscf 1.2Ibs/hr 0.016 gr/dscf 1.2Ibs/hr 1.2lbs/hr 

## StackTests- Selected Companies 9/15/2004 0.050 gr/dscf 9/15/2005 0.02Ib/hr 9/15/2005 0.0008 gr/dscf 8/21/2002 0.1Ibs/hr 9/15/2004 1.1 Ibs/hr 3 failed 

### 3 

### 3 3 3 Source: Comments:

AO DAQE: OP No.: Electrolyte PurificationlW Demister Pads Refinery Modernization. replaces the 6/21/96AO. no change in limit.

AO Date: OP Date: AIRS No.: Location: Salt Lake Size: A NSPS Subpart: LL 3/6/1998 3500030

Method Limitation LastTest Result Test Due Period Comments H2S04Acid Mist Source: 0.004 gr/dscf
Feed Molybdenite (DC11) 5/2/1995 0.00003 grIds AIRS No.: 3500347 TestA. D.

Comments:

AO DAQE: OPNo.: DAQE-862-01 AO Date: OP Date: Location: Salt Lake Size: A NSPS Subpart: LL 11/20/2001

Method Limitation LastTest Result Test Due Period Comments 201 (a) 201 (a) 0.25Ib/hr 0.016 gr/dscf 6/13/2002 0.02Ib/hr 0.002 gr/dscf 6/13/2007 

### 5

Source: Feed Molybdenite DryerWith Scrubber (DC01) AIRS No.: 3500347 Copperton Concentrator. Comments:

AODAQE: OPNo.: 3500346001 AO Date: OP Date: Location: Salt Lake Size: A NSPS Subpart: LL 11/17/1995 5/14/2003
Method Limitation LastTest Result Test Due Period Comments 201 (a) 201 (a) 201 (a) .25lbs/hr .016 gr/dscf .0069 gr/dscf 0.04Ib/hr 6/12/2002 0.010 gr/dscf 6/12/2007 

### 5
Source: Feed Storage Belt Baghouse (SME #001) AIRS No.: 3500030 Reverse Jet Mac EquipmentCo. Baghouse, Model 144MCF153, 6,500 dscfm. Comments:

AODAQE: OPNo.: AN0346030-07 3500030001 AO Date: OP Date: Location: Salt Lake Size: A NSPS Subpart: LL 1/8/2007 4/15/2005
Method 201 (a) 201 (a) Limitation 0.7 Ibs/hr 0.7 Ibs/hr LastTest 10/22/2001 10/15/2004 Result 0.1 Ib/hr 0.01 Ib/hr Test Due 10/22/2004 10/15/2007 Period 

### 3 3 Comments

Tuesday, August07,200710:12:15 AM Page 6of23201 (a) 201 (a) 0.016 gr/dscf 0.016gr/dscf 

## StackTests - Selected Companies 10/15/2004 0.0002 gr/dscf 10/15/2007 .001 gr/dscf 

### 3

Source: Feed Storage Building BH SME #2) AIRS No.: 3500030 57,000 dscfm. replaces the 5/12/98AO. Changed from 1 yrto 3yearfreq. Comments:

AO DAQE: OPNo.: AN0346030-07 3500030001 AO Date: OP Date: Location: Salt Lake Size: A NSPS Subpart: LL 1/8/2007 4/15/2005
Method 201 (a) 201 (a) 201 (a) 201 (a) Limitation 0.016 gr/dscf 7.8Ibs/hr 7.8Ibs/hr 0.016 gr/dscf LastTest Result Test Due Period Comments 10/23/2001 0.0002 gr/dsc 10/23/2004 3 10/11/2004 0.33Ib/hr 10/11/2007 3 10/23/2001 0.1 Ib/hr 10/23/2004 3 10/11/2004 0.0013 gr/dsc 10/11/2007 3 Source: Feed Transfer Belt Baghouse (SME #3) AIRS No.: 3500030 Comments:

AO DAQE: OPNo.: AN0346030-07 3500030001 AO Date: OP Date: Location: Salt Lake Size: A NSPS Subpart: LL 1/8/2007 4/15/2005
Method 201 (a) 201 (a) 201 (a) 201 (a) Limitation 0.4Ibs/hr 0.016 gr/dscf 0.4Ibs/hr 0.016 gr/dscf LastTest Result Test Due Period Comments 10/23/2001 0.02Ib/hr 10/23/2004 3 10/23/2001 0.0002 gr/dscf 10/23/2004 3 10/13/2004 0.004Ib/hr 10/13/2007 3 10/13/2004 0.0003 gr/dscf 10/13/2007 3 Source: Comments:

AO DAQE: OPNo.: Fine ore feederfloordischarge Bonneville Concentrator (Testat 68 F, 29.92 in Hg)

AO Date: OP Date: AIRS No.: Location: Salt Lake Size: A NSPS Subpart: LL 9/20/1996 3500346

Method 201 (a) 201 (a)
Source: Limitation 1.7 Ibslhr 0.016 gr/dscf
Fine Ore Storage LastTest Result Test Due

AIRS No.: Period

3500346 Comments TestA.D. TestA.D.

Comments:

AO DAQE: OPNo.: Bonneville Concentrator (Testat68F, 29.92 in Hg)

AO Date: OP Date: Location: Salt Lake Size: A NSPS Subpart: LL 9/20/1996

Tuesday, August07,200710:12:15 AM Method 201 (a) Limitation 2.1 Ib/hr LastTest Result Test Due Period Comments TestA. D. Page7 of23

### 201 (a) 

## StackTests - Selected Companies 0.016 gr/dscf Test

### A. D.
Source: Comments:

AO DAQE: OPNo.: Fine areTransferand Storage Bonneville Concentrator (Testat68F, 29.92 in Hg)

AO Date: OP Date: AIRS No.: Location: Salt Lake Size: A NSPS Subpart: LL 9/20/1996 3500346

Method 201 (a) 201 (a) Limitation 0.016 gr/dscf 2.8Ib/hr LastTest Result Test Due Period Comments Test

### A. D. TestA. D.
Source: Gold/Silver Recovery Baghouse REF 010 AIRS No.: 3500030 CarboTech 4-4-800 CUPFL4.38:1 ratio. inlet: <3 grains/acfoutlet: 0.010 gr/dscf. 5,000 dscfm 34.5 It

### stack. Replaces 6/21/96AO Comments:

AO DAQE: OPNo.: AN0346030-07 3500030001 AO Date: OP Date: Location: Salt Lake Size: A NSPS Subpart: LL 1/8/2007 4/15/2005
Method 201 (a) 201 (a) 201 (a) 201 (a) historical 201 (a) Limitation 0.010 gr/dscf 0.43Ibs/hr 0.01 gr/dscf <5,000 dscfm
0.01 gr/dscf LastTest Result Test Due Period Comments 3/15/2006 0.002 gr/dscf 3/15/2009 3
3/20/2003 0.0002 gr/dscf 3/20/2006 3 2,800 dscfm 3/20/2000 0.001 gr/dscf Source: Comments:

AODAQE: OPNo.: Granulation Tanks Exhaust Scrubber(# 10) OtherAOs to remain in operation until modernization project is completed and startup has commenced. 33,545 dscfm. BURNED DOWN NO LONGER EXISTS AO Date: OP Date: AIRS No.: Location: Salt Lake Size: A NSPS Subpart: LL 6/16/1997 3500030

Method 

### 6 6 Limitation 20 ppmdv 6.5 Ibs/hr LastTest Result Test Due Period


### 3 Comments

Source: Holman Boiler (Stack No. 26) AIRS No.: 3500030 Comments:

AODAQE: OPNo.: AN0346028-06 3500030001 AO Date: OP Date: Location: Salt Lake Size: A NSPS Subpart: LL 3/21/2006 4/15/2005

Tuesday, August 07,200710:12:15 AM Method 201 (a) 201 (a) Limitation 0.05 Ib/million 9.34Ibs/hr LastTest Result Test Due Period Comments
CEM Page 8of23Source: Homan Boiler (Stack#26) 

## StackTests- Selected Companies
AIRS No.: 3500030 Newsourcewith this AD. Comments:

AO DACE: OPNo.: DAQE-162-99 3500030001 AO Date: OP Date: Location: Salt Lake Size: 

### A NSPS SUbpart: LL 3/4/1999 4/15/2005
Method 7 7 Limitation 0.05 Ib/m BTU 9.34Ib/hr LastTest Result Test Due Period Comments
CEM
Source: Hydromet Lime Silo Baghouse (Stack#20) AIRS No.: 3500030 Projected startup 10/94as per Kennecott. 2,000 dscfm Comments:

AO DACE: OPNo.: DAQE-162-99 AO Date: OP Date: Location: Salt Lake Size: A NSPS Subpart: LL 3/4/1999

Method 201 (a) 201 (a) Limitation 0.3 Ibs/hr 0.016 gr/dscf LastTest Result Test Due Period Comments TestAD. TestAD. Source: Hydromet Plant Limestone Silo BG (#19) AIRS No.: 3500030 2,000 dscfm Projected start up date 10/94as per Kennecott Comments:

AO DACE: OPNo.: DAQE-162-99 AO Date: OP Date: Location: Salt Lake Size: A NSPS Subpart: LL 3/4/1999

Method 201 (a) 201 (a)
Source: Limitation 0.016gr/dscf 0.3 Ibs/hr Hydromet Plant Scrubber LastTest Result Test Due

AIRS No.: Period

3500030 Comments TestAD. TestAD.

Comments:

AODACE: OPNo.: DAQE-321-98 AO Date: OP Date: Location: Salt Lake Size: A NSPS Subpart: LL 5/12/1998

Method 

### 6 6 Limitation 30 ppmdv 11 Ibs/hr LastTest Result Test Due Period Comments TestAD. TestAD.

Tuesday, August07,200710:12:15 AM Page 9of23

## StackTests - Selected Companies Source: Comments:

AODAQE: OPNo.: Hydromet SodaAsh Silo BH (Stack#21) HISTORICAL RECORD ONLV.This sourcewas dropped from the 7/20/94

### AO. Stacktesting no longer required.
AO Date: OP Date: AIRS No.: 3500030 Location: Salt Lake Size: A NSPS Subpart: LL 4/21/1993



### Method 201 (a) 201 (a) Limitation 0.016gr/dscf 

### 0.3 Ibs/hr LastTest Result Test Due Period Comments nolongerreq. no longerreq.
Source: Comments: In-PitCrusher Baghouse 60.0 DSCF Min. Vol. Bingham Canyon. DAQE178-02. replaces the 6/15/99

### AO. AIRS No.: Location: Salt Lake Size: A 3500347

AO DAQE: OPNo.: DAQE-178-02 AO Date: OP Date: NSPS Subpart: LL 3/2212002



### Method 201 (a) history 201 (a) 201 (a) 201 (a) 201 (a) 201 (a) Limitation LastTest Result Test Due Period Comments 1.77 Ib/hr 10/26/2006 

### 0.11 Ib/hr 10/26/2009 

### 3
1.771b/hr 0.041b/hr .016gr/dscf 7129/2003 0.001 gr/dsc 

### 3 1.77 Ib/hr 0.164 Ib/hr .016gr/dscf 10/26/2006 0.001 gr/dsc 10/26/2009 

### 3 .016gr/dscf 8128/2000 0.0031 gr/dsc 

### 3
Source: Laboratory Bahouse (Stack#22) AIRS No.: 3500030 Comments:

AO DAQE: OPNo.: 13,000dscfm.

DAQE-162-99 AO Date: OP Date: Location: Salt Lake Size: A NSPS Subpart: LL 3/4/1999



### Method 201 (a) 201 (a) Source: Limitation 0.016gr/dscf 

### 1.7 Ibs/hr
Liberator (REF 001) LastTest Result Test Due

AIRS No.: Period

3500030 Comments TestA.D. TestA.D.

Comments:

AO DAQE: OPNo.: Operating permit

AN0346030-07 3500030001 AO Date: OP Date: Location: Salt Lake Size: A NSPS Subpart: LL 1/8/2007 4/15/2005


### Method Acid Mist Acid Mist Limitation 0.004gr/dscf 0.004 gr/dscf 

### LastTest 3/19/2003 3/14/2006 

### Result 0.00004gr/dscf 0.0001 gr/dscf 

### Test Due 3119/2006 3/14/2009 

### Period 

### 3 3 Comments

Tuesday, August 07,200710:12:15 AM Page 10of23historical Acid Mist Acid Mist
Source: 13,500dscfm 0.004 gr/dscf
Main SmelterStack 

## StackTests - Selected Companies
3,400 dscfm 3/27/2000 0.001 gr/dscf AIRS No.: 3500030 Comments: NOWTITLE V. PREVIOUSLY 10/15/84 Location: Salt Lake Size: A NSPS Subpart: LL AO DAQE: OPNo.: 3500030001 AO Date: OP Date: 4/15/2005
Method 

### 5 

### 8 Source: Limitation 364.0Ib/hr 18200.0 Ib/hr
Main Stack (SME 011) LastTest Result 39.0Ib/hr 1686.0 Ib/hr Test Due

AIRS No.: Period

3500030 Comments continuous continuous

PM10 limitfor grains drystandard cubicfoot 0.022 gr/dscf Comments:

AO DAQE: OPNo.: AN0346030-07 3500030001 AO Date: OP Date: Location: Salt Lake Size: A NSPS Subpart: LL 1/8/2007 4/15/2005
Method 7 201 (a) 

### 6 201 (a) 201 (a) 

### 6 6 Limitation 26.6 Ib/hr(annual avg.) 89.5 Ibs/hr 211 Ibs/hr 89.5 Ibs/hr 89.5 Ibs/hr 422 Ibs/hr 552 Ibs/hr LastTest Result Test Due Period Comments TestA. D. 10/26/2005 17.7Ib/hr 10/26/2006 (annual avg) 10/18/2004 11.97 Ib/hr 10/18/2005 11/19/2003 20.8Ib/hr 11/19/2004 (24 hravg) CEM (3 hravg)
Source: Matte Grinding Plant Baghouse(Stack#12) AIRS No.: 3500030 SME011 G 8/10/00 AOADDED TESTING REQUIREMENT Location: Salt Lake Size: A NSPS Subpart: LL 8/10/2000 4/15/2005 Comments:

AO DAQE: DAQE-407-00 OPNo.: 3500030001
Method Limitation 201 (a) 14.1 Ibs/hr 201 (a) 0.016 gr/dscf 7 1.5 Ibs/hr

Tuesday, August 07,200710:12:15 AM AO Date: OP Date:

LastTest 4/21/1998 4/21/1998 5/16/2000 Result 0.94Ib/hr 0.0013 gr/dsc 0.95 LB/HR Test Due Period Comments 3 REMOVED FROM PERMIT 

### 3 3 REMOVED FROM PERMIT

Page 11 of23

## StackTests - Selected Companies Source: Mold Coating Silo Baghouse (Stack #15) AIRS No.: 3500030 Comments:

AD DAQE: DPNo.: 2,000 dscfm

DAQE-162-99 AD Date: DP Date: Location: Salt Lake Size: A NSPS Subpart: LL 3/4/1999

Method 201 (a) 201(a) Limitation 0.016 gr/dscf 0.3 Ibs/hr LastTest Result Test Due Period Comments Test A.D. Test A.D.
Source: Comments:

AD DAQE: DPNo.: Moly HeatTreaters-AirWash AirWash (backup) replaced by Copperton Conc.

AD Date: DP Date: AIRS No.: 3500030 Location: Salt Lake Size: A NSPS Subpart: LL

Method Limitation LastTest Result Test Due Period Comments 

### 6 

### 5
Source: 21.0Ib/hr 21.0 Ib/hr Molybdenite Rotary Kiln 10/20/1980 10/20/1980 31.0 Ib/hr
AIRS No.: 3500346 shutdown shutdown

Comments: CEMS Muliticlone & S02 Scrubber. Copperton Concentrator. TITLE V PERMIT REPLACES THE 11/17/95 AO. Location: Salt Lake Size: A NSPS Subpart: LL AD DAQE: DPNo.:
Method 

### 6 201 (a) 201 (a) 

### 6 AD Date: 3500346001 DP Date: 5/14/2003

Limitation LastTest Result Test Due Period Comments 1,455 ppmdv (3 hraverage) .20Ibs/hr 6/12/2002 0.04Ib/hr 6/12/2007 5 0.016 gr/dscf 0.016 gr/dscf 26.2Ibs/hr CEM,RATA
Source: Comments:

AD DAQE: DPNo.: Molybdenite Storage Bins (2) NOW TITLE V PERMIT, REPLACESTHE 11/17/95AO. Copperton Concentrator

AD Date: DP Date: AIRS No.: Location: Salt Lake Size: A NSPS Subpart: LL 11/17/1995 3500030

Method 

### 5 5 Limitation

.016 gr/dscf 0.07Ib/hr LastTest Result Test Due Period Comments TestA. D. Test

### A. D.

Tuesday, August07,200710:12:15 AM Page 12of23

## StackTests - Selected Companies Source: Comments:

AO DACE: OPNo.: Molybdenite Storage Bins (6) And Drum Copperton Concentrator

AO Date: OP Date: AIRS No.: Location: Salt Lake Size: A NSPS SUbpart: LL 11/17/1995 3500030

Method 

### 5 5 Limitation

.016 gr/dscf 0.21 Ib/hr LastTest Result Test Due Period Comments TestA. 

### D. TestA. D. Source: Powerhouse Superheater/Boiler(Stack#9) AIRS No.: 3500030 Comments:

AO DACE: OPNo.: 3500030001 AO Date: OP Date: Location: Salt Lake Size: A NSPS Subpart: LL 8/10/2000 4/15/2005
Method Limitation LastTest Result Test Due Period Comments 7 

### Source: 6.7 Ibs/hr PrimaryCrusher 12/12/2000 4.41 Ib/hr
AIRS No.: 3 REMOVED FROM PERMIT
3500346 Comments:

AODACE: OPNo.: Bonneville Concentrator (testat68 F, 29.92 in Hg) See historyfor9/23/92 test. NORTH CONCENTRATOR CLOSED
AO Date: OP Date: Location: Salt Lake Size: A NSPS Subpart: LL 9/20/1996 2/19/2002
Method Limitation LastTest Result Test Due Period Comments 201 (a) 201 (a) 6.0 Ibs/hr 0.016 gr/dscf 5/19/2000 1.47Ibs/hr 0.0039gr/dscf NORTH CONCEN. CLOSE

Source: Product Molybdenite Dryer (DC190) AIRS No.: 3500347 Comments:

AODACE: OPNo.: Copperton Concentrator

DAQE-862-01 AO Date: OP Date: Location: Salt Lake Size: A NSPS Subpart: LL 11/20/2001

Method Limitation LastTest Result Test Due Period Comments 201 (a) 201 (a) .016 gr/dscf .15Ib/hr 11/21/2002 0.002 gr/dscf 0.01 Ib/hr 11/21/2007 

### 5

Tuesday, August 07, 2007 10:12:15AM Page 13of23

## StackTests - Selected Companies Source: Comments: REF 006 Precious Metals Recovery Stack AIRS No.: Location: Salt Lake Size: A NSPS Subpart: 3500300

AO DAQE: OPNo.: 3500030001 AO Date: OP Date: 8/14/2003
Method Pb H2S04 HCI H2S04 Pb 

### 6 6 HCI Limitation 0.02Ib/hr 0.005 gr/dscf 0.003 gr/dscf 0.005 gr/dscf 0.02Ib/hr 1.7 Ib/hr 1.7 Ib/hr 0.003 gr/dscf LastTest Result Test Due Period Comments 5/21/2003 0.001 Ib/hr 3 5/15/2006 0.0002 gr/dscf 5/15/2009 3 5/15/2006 0.002 gr/dscf 5/15/2009 3 5/21/2003 0.0001 gr/dscf 3 5/15/2006 0.003Ib/hr 5/15/2009 3 5/21/2003 0.03Ib/hr 3 5/15/2006 0.1 Ib/hr 5/15/2009 3 5/21/2003 0.001 gr/dscf 3 Source: REF 007 HYDROMETALLURIGICALSILVER PRO AIRS No.: 3500030 Branch Environmental flow rate: 60-80 gpm. stack height60'. Comments:

AO DAQE: OPNo.: AN0346030-07 3500030001 AO Date: OP Date: Location: Salt Lake Size: A NSPS Subpart: LL 1/8/2007 4/15/2005
Method NH3 H2S04 NH3 H2S04 Limitation 0.14Ibs/hr 0.009 gr/dscf 0.14Ibs/hr 0.009 gr/dscf LastTest Result Test Due Period Comments 5/16/2006 0.03Ib/hr 5/16/2009 3 5/20/2003 0.002 gr/dscf 3 6/17/2003 0.0002 Ib/hr 3 5/16/2006 0.0001 gr/dscf 5/16/2009 3 Source: Refinery Boilers (REF 002/003) AIRS No.: 3500030 Comments:

AO DAQE: OPNo.: Operating permit

AN0346030-07 3500030001 AO Date: OP Date: Location: Salt Lake Size: A NSPS Subpart: LL 1/8/2007 4/15/2005
Method 7 10 7 10 7 10 historical Limitation 4.75Ib/hr 3.0Ib/hr 4.75Ib/hr 3.01b/hr 4.75Ib/hr 3.01b/hr LastTest 3/20/2000 3/20/2000 3/18/2003 3/18/2003 3/14/2006 3/14/2006 Result 4.45Ib/hr 0.1 Ib/hr 3.57Ib/hr 0.2Ib/hr 2.92Ib/hr 0.04Ib/hr Test Due

3/18/2006 3/18/2006 3/14/2009 3/14/2009 Period



### 3 3 3 3 Comments

Tuesday, August 07,200710:12:15 AM Page 14of23Source: Refinery Fusion Kiln 

## StackTests - Selected Companies AIRS No.: 3500030 Comments:

AO DAQE: OPNo.: annual test. Replaced by newselenium extraction process

# =Outokumpu process

AO Date: OP Date: Location: Salt Lake Size: A NSPS Subpart: LL

Method Limitation LastTest Result Test Due Period Comments 

### 6 86.1 Ib/hr 6/19/1984 23.0016 Ib/hr shutdown Source: Refinery Natural Gas Boiler AIRS No.: 3500030 replaces the 6/21/96 AO. Comments:

AO DAQE: OPNo.: DAQE-151-98 AO Date: OP Date: Location: Salt Lake Size: A NSPS Subpart: Dc 3/6/1998

Method Limitation LastTest Result Test Due Period Comments 10 7 3.00Ibs/hr 4.75Ibs/hr 5/18/1995 3.15 Ib/hr Test A. D. TestA. D. Source: Comments:

AODAQE: OPNo.: Rotary Concentrate DryerStack Nebraska Boilers #1 . Onlyone is required to test. Source covered by SIP. REPLACED BY DEDICATED ROTARY DRYER/SCRUBBERSOURCE DISMANTLED. AO Date: OP Date: AIRS No.: Location: Salt Lake Size: A NSPS Subpart: LL 3500030

Method Limitation LastTest Result Test Due Period Comments 7 7 201 (a) 201 (a)
Source: 67 ppmdv 7.1 Ibs/hr .018 gr/dscf 4.2 Ibs/hr
Scissor Belt 0.0112 gldsc 8/26/1994 2.5959 Ibs/hr
AIRS No.: 3500346 TestA.D.
DISMANTLED

Comments:

AO DAQE: OPNo.: Bonneville North Concentrator (Test at68 F, 29.92 in Hg)

AO Date: OP Date: Location: Salt Lake Size: A NSPS SUbpart: LL 9/20/1996

Method Limitation LastTest Result Test Due Period Comments 201 (a) 201 (a) 0.6 Ibs/hr 0.016 gr/dscf 6/3/1998 0.38Ibs/hr 0.0012gr/dscf 3 north concentratorclosed

Tuesday, August07,200710:12:15 AM Page 15of23

## StackTests - Selected Companies Source: ScrapWash With Demister Pads AIRS No.: 3500030 Industrial Plastics Fabricators, ME3000 3,000 dscfm max. replaces the 6/21/96 AO. Comments:

AODAQE: OPNo.: DAQE-151-98 AO Date: OP Date: Location: Salt Lake Size: A NSPS Subpart: LL 3/6/1998

Method H2S04Acid mist
Source: Limitation 0.0008 gr/dscf Secondary Crusher LastTest Result Test Due

AIRS No.: Period

3500346 Comments Test A. D.

Comments:

AO DAQE: OPNo.: Bonneville Concentrator Test at (68 F29.92 in Hg)

AO Date: OP Date: Location: Salt Lake Size: A NSPS Subpart: LL 9/20/1996

Method Limitation LastTest Result Test Due Period Comments 201 (a) 201 (a) 0.016 gr/dscf 4.8 Ibs/hr 0.001 gr/dscf 5/1/1998 0.31 Ibs/hr 3 north concentratorclosed
Source: Secondary Crusher-Screen & Conveyer AIRS No.: 3500346 Comments:

AO DAQE: OPNo.: Bonneville Concentrator Testat (68 F, 29.92 in Hg)

AO Date: OP Date: Location: Salt Lake Size: A NSPS Subpart: LL 9/20/1996

Method Limitation LastTest Result Test Due Period Comments 201 (a) 201 (a) 0.016 gr/dscf 4.6 Ibs/hr 0.0014 gr/dsc 5/31/1998 0.36Ibs/hr 3 north concentratorclosed
Source: Secondary Gas Baghouse/Scrubber AIRS No.: 3500030 TESTS REMOVED ON 3/4/99 AO. Comments:

AO DAQE: OPNo.: DAQE-1116-97 AO Date: OP Date: Location: Salt Lake Size: A NSPS Subpart: LL 6/16/1997

Method 

### 6 6 201 201 Limitation LastTest Result Test Due Period Comments 166.4Ib/hr(3hr) 3/10/1997 35.82Ib/hr TEST REMOVED ON 3/4/9 50 ppmdv (3hr) 3/10/1997 16.45 ppmdv TEST REMOVED ON 3/4/9 36.9Ibs/hr 3/10/1997 27.46Ib/hr TEST REMOVED ON 3/4/9 0.016 gr/dscf 3/10/1997 .0146 gr/dscf TEST REMOVED ON 3/4/9

Tuesday, August07,200710:12:15 AM Page 16of23

## StackTests - Selected Companies Source: Selenium Crushing/Packing REF 009 AIRS No.: 3500030 CarboTech 4-3-600 CUPFLair:c1oth 4.33:1. inlet: <10 gr/acf. outlet: 0.0010 gr/dscf. 5,000 dscfm 34.5 ft. stackheight. Replaces 6/21/96AO. Comments:

AO DAQE: OPNo.: AN0346026-05 AO Date: OP Date: Location: Salt Lake Size: A NSPS Subpart: LL 2/23/2005

Method 201 (a) history 201 (a) 201 (a) Limitation 0.010 gr/dscf 0.01 gr/dscf 2100 dscf LastTest 5/2/1995 6/25/2004 6/25/2004 Result .0011 gr/dscf 0.0002 gr/dscf 1032dscfm Test Due Period Comments
3 test removed 3 test removed Source: Comments:

AO DAQE: OPNo.: Selenium Extraction ProcessW/Scrubber REPLACED BY HYDROMETALLURGICAL METALS PROCESS AS PER DAQE-0933-93.
- THIS SOURCE NOW DISMANTLED.
AO Date: OP Date: AIRS No.: Location: Salt Lake Size: A NSPS Subpart: LL 

### 4n11992 3500030

Method Limitation LastTest Result Test Due Period Comments 

### 6 

### 5 5 5.0Ib/hr 0.016 gr.dscf 0.17Ibs/hr 10/22/1992 0.0062Ibs/hr DISMANTLED Source: Selenium Production Baghouse AIRS No.: 3500030 CarboTech 8-4-1600 CUPFLair ratio 5:1, inlet: <2 gr/acf, outlet: .010gr/dscf. stackheight71'. DAQE151-98. Replaces 6/21/96AO. Comments:

AODAQE: OPNo.: DAQE-151-98 AO Date: OP Date: Location: Salt Lake Size: A NSPS Subpart: LL 3/6/1998

Method Limitation LastTest Result Test Due Period Comments 201 (a) 201 (a) 0.010 gr/dscf 5/2/1995 0.0008 gr/dsc 0.0137Ibs/hr TestA. D. TestA. D. Source: Shop Cyclone DustCollector(Stack#23) AIRS No.: 3500030 Comments:

AO DAQE: OPNo.: 4,375 dscfm

DAQE-162-99 AO Date: OP Date: Location: Salt Lake Size: A NSPS Subpart: LL 3/4/1999

Method 201 (a) 201 (a) Limitation 1.5 Ibs/hr 0.04 gr/dscf LastTest Result Test Due Period Comments TestA.D. TestA.D.

Tuesday, August 07,200710:12:15 AM Page 17of23

## StackTests - Selected Companies Source: Comments:

AO DAQE: OPNo.: Slag Concentrator Bin Baghouse (#24) this source was dropped on the 7/20/94AO. Stack testing no longer required. 10,000dscfm

AO Date: OP Date: AIRS No.: 3500030 Location: Salt Lake Size: A NSPS Subpart: LL 4/21/1993

Method 201 (a) 201 (a) Limitation 0.016 gr/dscf 1.4 Ibs/hr LastTest Result Test Due Period Comments no longer req. no longer req.
Source: Smelter Limestone Silo BH (Stack#6) AIRS No.: 3500030 replaces the 5/12/98 AO. 2,000 dscfm. 12/20/99- LETTER FROM KENNECOTT STATING BAGHOUSE HAS BEEN DECOMISSIONED Comments:

AODAQE: OPNo.: DAQE-407-00 AO Date: OP Date: Location: Salt Lake Size: A NSPS Subpart: LL 8/10/2000

Method 201 (a) 201 (a) Limitation 0.3 Ibs/hr 0.016 gr/dscf LastTest 3/7/1996 3/7/1996 Result .0822Ib/hr .0145 gr/dscf Test Due Period Comments 3 If recommissioned 

### 3
Source: Comments:

AO DAQE: OPNo.: SodaAsh Silo Bahouse (Stack#7) Stacktesting requirementforthis source dropped on 7/20/94AO. No initial testing completed.

AO Date: OP Date: AIRS No.: Location: Salt Lake Size: A NSPS Subpart: LL 4/21/1993 3500030

Method 201 (a) 201 (a) Source: Limitation 0.3 Ibs/hr 0.016 gr/dscf Soda Ash Silo Vent Filter LastTest Result Test Due

AIRS No.: Period

3500030 Comments no longer required.

Comments:

AO DAQE: OPNo.: CarboTech 2-2-200 CUPFL4.5:1 inlet50 gr/acf, outlet0.010 gr/dscf 720 dscfm. 64ftstack height. Replacesthe 6/21/96 AO.
AO Date: OP Date: Location: Salt Lake Size: A NSPS Subpart: LL 3/6/1998

Method 201 (a) Limitation 0.016 gr/dscf LastTest Result Test Due Period Comments notesting req.

Tuesday, August 07,200710:12:15 AM Page 18of23Source: Sodium Based Scrubber 

## StackTests - Selected Companies AIRS No.: 3500030 Comments:

AO DAQE: OPNo.: replaces 06/21/96 AO

DAQE-151-98 AO Date: OP Date: Location: Salt Lake Size: A NSPS Subpart: LL 3/6/1998

Method Limitation LastTest Result Test Due Period Comments Pb 

### 6 HCI H2S04
Source: 0.02Ibs/hr 1.7 Ibs/hr 0.003 gr/dscf 0.005 gr/dscf Syntron Feeder 7/18/1995 0.002 Ib/hr

AIRS No.: 3500346 TestA. D. Test

### A. D. Test

### A. D. TestA. D.

Comments:

AO DAQE: OPNo.: Bonneville Concentratortest at (68 F29.92 in Hg)

AO Date: OP Date: Location: Salt Lake Size: 

### A NSPS Subpart: LL 9/20/1996

Method Limitation LastTest Result Test Due Period Comments 201 (a) 201 (a)
Source: 0.016 gr/dscf 2.4 Ibs/hr TertiaryCrusher .0016 gr/dscf 6/3/1998 0.21 Ibs/hr AIRS No.: 3 North ConcentratorClosed
3500346 Comments:

AO DAQE: OPNo.: Bonneville Concentrator Testat (68 F, 29.92 in Hg)

AO Date: OP Date: Location: Salt Lake Size: 

### A NSPS Subpart: LL 9/20/1996

Method Limitation LastTest Result Test Due Period Comments 201 (a) 201 (a)
Source: 4.3 Ibs/hr 0.016 gr/dscf Tertiary Discharge 6/2/1998 1.15 Ibs/hr 0.0038gr/dscf 3 North Concen. Closed

AIRS No.: 3500346 Comments:

AO DAQE: OPNo.: Bonneville Concentrator (Testat68 F, 29.92 in Hg)

AO Date: OP Date: Location: Salt Lake Size: 

### A NSPS Subpart: LL 9/20/1996

Method Limitation LastTest Result Test Due Period Comments 201 (a) 201 (a) 3.6Ibs/hr 0.016 gr/dscf 5/31/1998 0.54Ibs/hr 0.0024gr/dscf 3 North ConcentratorClosed

Tuesday, August 07,200710:12:15 AM Page 19of23

## StackTests - Selected Companies Source: Comments:

AODAQE: OPNo.: TransferTower#3 Baghouse Reverse Jet Mac EquipmentCo. Baghouse, Model 144MCF153, installed on the TransferTower#3. Visible Emissions shall notexceed 10%.
AO Date: OP Date: AIRS No.: Location: Salt Lake Size: A NSPS Subpart: LL 9/29/1992 3500346

Method 201 (a) 201 (a) Limitation 0.016 gr/dscf 1.10Ibs/hr LastTest Result Test Due Period Comments TestA. D. TestA. D.
Source: Comments:

AO DAQE: OPNo.: TransferTower#4 Baghouse Reverse Jet Mac EquipmentCo. Baghouse, Model 144MCF153, installed on theTransferTower#4. Visible emissions shall notexceed 10%
AO Date: OP Date: AIRS No.: 3500346 Location: Salt Lake Size: A NSPS Subpart: LL 9/29/1992

Method 201 (a) 201 (a) Limitation 1.60Ibs/hr 0.016 gr/dscf LastTest Result Test Due Period Comments Test A. D. TestA. D.
Source: Utah Power Plant Boiler#1 AIRS No.: 3500346 these conditions replace SIP contingent on Low Noxboiler performance. SEE SOURCE CONT. FOR 5/26/99 COALTEST. TITLE V PERMIT

Tuesday, August07,200710:12:15 AM Comments:

AO DAQE: OPNo.:
Method 201 (a) 201 (a) 

### 7 7 201 (a) 7 7 7 201 (a) 

### 7 7 201 (a) 201 (a) 7 7 201 (a) 201 (a) 7(coal) 7(coal) 201 (coal) 3500346001
Limitation 0.004 gr/dscf 17.3Ib/hr 426.5 ppmdv 1591b/hr 0.029 gr/dscf 2161b/hr 2161b/hr 426.5 ppmdv 17.3Ib/hr 2161b/hr 336 ppmdv 17.3Ib/hr 0.029 gr/dscf 597 ppmdv 426.5 ppmdv 17.3Ib/hr 0.029 gr/dscf 5621b/hr 1208 ppmdv 0.029 gr/dscf AO Date: OP Date:

LastTest 12/1/1993 4/11/2005 4/10/2006 2/12/1997 4/10/2006 5/13/2003 4/11/2005 4/11/2005 4/10/2006 4/10/2006 5/13/2003

8/31/2000 10/30/1995 10/30/1995 Location: Salt Lake Size: A NSPS Subpart: Db 5/27/1994 7/22/2004
Result Test Due Period Comments 0.0035 gr/dsc Natural Gas 1.0Ib/hr 4/11/2006 November
- Feb. 299.3 ppmdv 4/10/2007 5/31/95 31.64 Ibs/hr Natural Gas 0.005 gr/dscf 4/10/2007 197 Ib/hr 5/13/2004 Nov-Feb' after 1721b/hr 4/11/2006 Nov-Feb' after 279.3 ppmdv 4/11/2006 5/31/95 3.5Ib/hr 4/10/2007 November
- Feb. 1671b/hr 4/10/2007 Nov-Feb' after 102.38ppmdv 2.9Ib/hr 5/13/2004 November
- Feb. 0.004 gr/dscf tested as SIP before 5/31/95 330.6 ppmdv 5/31/95 2.58Ib/hr March
- October 0.0035 gr/dsc 151.29 Ib/hr Mar-Oct 230.95 ppmdv .0026 gr/dscf Mar-Oct Page20 of23201 (a) 201 (coal) 7 0.029 gr/dscf 15.9Ibs/hr 278 ppmdv 

## StackTests - Selected Companies 4/11/2005 0.001 gr/dscf 4/11/2006 3.66 Ibs/hr 12/22/1992 * see history Nov-Feb * on or
Source: Comments:

AO DAQE: OP No.:
Method 201(a) 201 (a) 201 (a) 7 7 7 7 7 201 (a) 201 (a) 201 (a) 7 7 201 (a) 7 7 201 (a) 201 (a) 7 7 7 Utah Power Plant Boiler#2 AIRS No.: 3500346 these conditions replace SIP contingenton Low Location: Salt Lake Noxboilerperformance. SEE SOURCE CONT. Size: A FOR 5/26/99 COALTEST. NOW TITLE V PERMIT. NSPS Subpart: Db AO Date: 5/27/1994 3500346001 OP Date: 7/22/2004

Limitation LastTest Result Test Due Period Comments 17.3Ib/hr 5/14/2003 4.0Ib/hr 5/14/2004 November
- Feb. 0.029 gr/dscf .0012 gr/dscf 15.9Ib/hr 10/30/1995 1.23Ib/hr Mar-Oct 1208 ppmdv 314.99 ppmdv 5621b/hr 10/30/1995 192.42 Ibs/hr Mar-Oct 426.5 ppmdv 273.7 ppdmdv 5/31/95 2161b/hr 5/14/2003 181 Ib/hr 5/14/2004 Nov-Feb * after 597 ppmdv tested as SIP before 5/31/95 17.3Ib/hr 4/12/2005 2.9Ib/hr 4/12/2006 November
- Feb. 0.029gr/dscf 0.005 gr/dscf 0.029 gr/dscf 4/12/2005 0.003 gr/dscf 4/12/2006 336 ppmdv 165.3ppmdv 1591b/hr 12/22/1995 76.94Ib/hr Natural Gas 0.004gr/dscf 12/1/1993 .0032 gr/dscf Natural Gas 426.5 ppmdv 4/12/2006 368.8 ppdmdv 4/12/2007 5/31/95 2161b/hr 4/12/2006 1971b/hr 4/12/2007 Nov-Feb * after 0.029 gr/dscf 4/12/2006 0.021 gr/dscf 4/12/2007 17.3Ib/hr 4/12/2006 14.8Ib/hr 4/12/2007 November
- Feb. 426.5 ppmdv 4/12/2005 310.1 ppdmdv 4/12/2006 5/31/95 2161b/hr 4/12/2005 1991b/hr 4/12/2006 Nov-Feb * after 278 ppmdv 12/22/1992 * see history Nov-Feb * on or
Source: Utah Power Plant Boiler#3 AIRS No.: 3500346 Comments:

AO DAQE: OPNo.: 3500346001 AO Date: OP Date: Location: Salt Lake Size: A NSPS Subpart: Db 5/27/1994 7/22/2004

201 (a) 17.3Ib/hr 7 336 ppmdv 7 278 ppmdv 7 2161b/hr 201 0.029 gr/dscf 201 15.9 Ib/hr 7 1208 ppmdv 7**5~IW~** 201 0.029 gr/dscf 201 17.3 Ib/hr 7 426.5 ppmdv Tuesday, August07,200710:12:15 AM Method Limitation LastTest Result Test Due Period Comments 5/12/2003 1.8 Ib/hr 5/12/2004 November
- Feb. 103.55 ppmdv 12/22/1992 Nov-Feb * on or 4/11/2006 1701b/hr 4/11/2007 Nov-Feb * after .0014 gr/dscf 10/30/1995 1.66Ib/hr Coal fired 298.94 ppmdv 10/30/1995 215.78Ib/hr Coal fired 0.0043 GR/DSC 6/19/2000 3.56 LB/HR March
- October 337.3 ppmdv 5/31/95 Page 21 of23

## StackTests - Selected Companies 7 2161b/hr 5/12/2003 1971b/hr 5/12/2004 Nov-Feb * after 201 (a) 0.029 gr/dscf 0.002 gr/dscf 7 426.5 ppmdv 4/11/2006 362.5 ppmdv 4/11/2007 5/31/95 7 1591b/hr 3/1/2005 1361b/hr Natural Gas 201/201a 0.004gr/dscf 3/1/2005 .0.003 gr/dscf Natural Gas 7 1591b/hr 2/12/1997 29.44Ib/hr Natural Gas 7 1591b/hr 2/12/1997 29.44Ib/hr Natural Gas 201/201a 0.004 gr/dscf 12/1/1993 .0020 gr/dscf Natural Gas 201 (a) 0.029 gr/dscf 4/11/2006 0.013 gr/dscf 4/11/2007 201 (a) 17.3Ib/hr 4/11/2006 8.0 Ib/hr 4/11/2007 November
- Feb. 7 426.5 ppmdv 4/13/2005 272.2 ppmdv 4/13/2006 5/31/95 7 2161b/hr 4/13/2005 1661b/hr 4/13/2006 Nov-Feb *after 201 (a) 0.029 gr/dscf 4/13/2005 0.001 gr/dscf 4/13/2006 201 (a) 17.3Ib/hr 4/13/2005 1.0 Ib/hr 4/13/2006 November
- Feb. 7 336 ppmdv 3/1/2005 243 ppmdv before5/31/95
Source: Utah Power Plant Boiler#4 AIRS No.: 3500346 Comments: belowcondo replace PM10 SIP contingent on the Location: Salt Lake performance of low NOx SEE SOURCE CONT. Size: A FOR 5/26/99 COALTEST. NOWTITLE V. Failed 11/1/04 PM10 test. NSPS Subpart: Db AODAQE: AO Date: 5/27/1994 OPNo.: 3500346001 OP Date: 7/22/2004
Method Limitation LastTest Result Test Due Period Comments 7 377lb/hr 5/23/2001 227.2Ib/hr Coal fired 201 (a) 36.4Ibs/hr 9/2/1994 33.99 Ibs/hr 7 377lb/hr 4/11/2006 216.5Ib/hr 4/11/2007 Coal fired *Nov
- Feb 597 ppmdv tested as SIP before 5/31/95 7 6371b/hr 12/22/1992 *see history Coal fired *Nov
- Feb 0.029 gr/dscf 0.004 gr/dscf (will notchange 201 (a) 33.5 Ib/hr 6/26/2003 5.4 Ib/hr 6/26/2004 Coal fired 7 336 ppmdv 11/1/2004 49 ppmdv 7 306 Ib/hr 11/1/2004 54lb/hr Natural Gas 201 (a) okwith correct. 201 (a) 0.004 gr/dscf 11/1/2004 0.005 gr/dscf* Natural Gas 7 336 ppmdv 141.6 ppmdv 7 306 Ib/hr 12/14/1994 116.6Ib/hr Natural Gas 201 (a) 0.029 gr/dscf 0.00241 grids 7 384 ppmdv 4/11/2006 226.2 ppmdv 4/11/2007 after5/31/95 7 796lbs/hr 340lbs/hr *Mar
-Oct 0.029 gr/dscf 9/7/2004 0.007 gr/dsc 9/7/2005 *Mar
- Oct 746 ppmdv 9/2/1994 366 ppmdv 7 7961b/hr *Mar
- Oct 0.029 gr/dscf 0.0097 gr/dsc 201 (a) 33.51b 6/22/2000 12.32Ib/hr Coal/ Mar
- Oct 201 (a) 0.004 gr/dscf 12/14/1994 see history Natural Gas 7 377lb/hr 9/7/2004 274.8Ib/hr 9/7/2005 Coal fired 201 (a) 0.029 gr/dscf 4/11/2006 0.009 gr/dsc 4/11/2007 201 (a) 33.5Ib/hr 8/4/2005 7.9Ib/hr 8/4/2006 Coal/ Mar
- Oct 201 (a) 0.029 gr/dscf 8/4/2005 0.005 gr/dsc 8/4/2006 7 377lb/hr 8/4/2005 271.4Ib/hr 8/4/2006 Coal fired 7 384 ppmdv 8/4/2005 283.0 ppmdv 8/4/2006 after5/31/95 201 (a) 33.5Ib/hr 4/11/2006 14.5Ib/hr 4/11/2007 Coal/ Mar
- Oct *Nov
- Feb 384 ppmdv 227.09 ppmdv after5/31/95
Tuesday, August 07,200710:12:15 AM Page22 of23

## StackTests - Selected Companies Source: Vacuum Cleaning System (Stack#17) AIRS No.: 3500030 22,000 dscfm THREE STACKSTESTED 5/8/96. See History for gr/dscf results of DC-072, and DC175. Comments:

AO DAQE: OPNo.: DAQE-162-99 3500030001 AO Date: OP Date: Location: Salt Lake Size: 

### A NSPS Subpart: LL 3/4/1999 4/15/2005
Method 201 (a) 201 (a) Limitation 0.7 Ibs/hr 0.016 gr/dscf LastTest 6/3/1999 6/3/1999 Result 0.7Ib/hr 0.016 gr/dsc Test Due Period 

### 3 

### 3 Comments

Source: Wet Feed Baghouse (SME 004) AIRS No.: 3500030

LastTest Result Test Due Period Comments 10/8/2004 0.11 Ibs/hr 10/8/2007 3 7/24/2001 .001 gr/dscf 7/24/2004 3 10/8/2004 0.0009 gr/dscf 10/8/2007 3 7/24/2001 0.1 Ibs/hr 7/24/2004 3 Comments:

AO DAQE: AN0346030-07 OPNo.: 3500030001
Method Limitation 201 (a) 3.4Ibs/hr 201 (a) 0.016 gr/dscf 201 (a) 0.016 gr/dscf 201 (a) 3.4 Ibs/hr AO Date: OP Date: Location: Salt Lake Size: A NSPS Subpart: LL 1/8/2007 4/15/2005

Tuesday, August07,200710:12:15 AM Page23of23