Pre-1970 Boilers > 0.10 gr/dscf

Source

Emissions Unit

Test Date

Opacity

Grain Loading

Boise Cascade (Pilot Rock)

30-0016

Early 1940s Babcock & Wilcox Dutch-oven boiler, 20,000 lb steam/hr; backup to NG fired boiler

8/3/2004

2%

0.080

7/12/2005

2%

0.140

9/26/2006

4%

0.170

11/8/2007

0%

0.130

11/20/2008

0%

0.100

10/25/2011

0%

0.140

Early 1940s Babcock & Wilcox Dutch-oven boiler, 20,000 lb steam/hr; backup to NG fired boiler

7/13/2005

1%

0.180

9/27/2006

1%

0.160

11/8/2007

0%

0.140

11/21/2008

0%

0.160

12/15/2009

0%

0.150

12/1/2010

0%

0.190

10/24/2011

1%

0.170

8,000 lb steam/hr; backup to NG fired boiler

8/5/2004

0%

0.060

7/12/2005

0%

0.060

9/27/2006

2%

0.100

10/25/2011

1%

0.063

Columbia Forest Products

18-0014

1939 EF Huffman Dutch oven BLR-N, 12,500 lb steam/hr

6/20/2001

1%

0.100

11/16/2007

3%

0.090

11/1/2011

5%

0.140

1944 C& E Dutch oven BLR-S, 35,000 lb steam/hr, w/multiclone

6/20/2001

5%

0.100

10/8/2002

9%

0.170

11/4/2003

10%

0.190

12/10/2004

14%

0.140

11/18/2005

14%

0.140

11/21/2006

14%

0.140

11/15/2007

15%

0.170

11/18/2008

7%

0.170

11/24/2009

17%

0.110

11/9/2010

14%

0.080

11/2/2011

14%

0.120

Frank Lumber

22-2525

1969 Wyatt & Kipper spreader stoker boiler, 30,000 lb/hr steam, w/multiclone

1989

0.19

1997

0.178

08/17/2004

7%

0.137

08/25/2009

16%

0.137

Pre-1970 Boilers > 0.10 gr/dscf

Source

Emissions Unit

Test Date

Opacity

Grain Loading

Interfor Pacific

18-0005

1939 Wickes Dutch oven boiler, 50,000 lb/hr, w/multiclones and economizer

3/11/1997

0.210

8/12/1997

0.125

9/23/1998

4%

0.097

6/17/2004

6%

0.110

9/11/2012

22%

0.130

1939 Wickes Dutch oven boiler, 50,000 lb/hr, w/multiclones and economizer

8/12/1997

0.196

9/23/1998

2%

0.086

9/23/1999

11%

0.140

3/30/2010

2%

0.150

9/12/2012

13%

0.130

Swanson Group Roseburg

10-0030

1968 Kipper boilers, pin hole grate, mechanical stoker, 31,800 lb steam/hr, w/multiclone

10/01/2010

0.17

10/06/2011

17%

0.17

Post-1970 Boilers > 0.10 gr/dscf

Source

Emissions Unit

Test Date

Opacity

Grain Loading

Collins (Fremont Sawmill)

19-0002

’75 Wickes Dutch oven, 18,000 lb/yr, w/multiclone

4/5/2006

7%

0.090

5/20/2008

0%

0.130

’89 Trane-Murray Dutch oven, 24,000 lb/hr, w/multiclone

4/6/2006

5%

0.080

5/19/2008

2%

0.090

Prineville Sawmill

07-0021

HFB (not operating)

2008

5%

0.16

Umpqua Lumber

10-0027

1975 Wellons boiler, 20,000 lb/hr, w/multiclone

11/2010

0%

0.105

Asphalt Plants

Harney Rock and Paving

13-0010

Asphalt plant

1999

19%

0.22

Humbert Asphalt

37-0112

Asphalt plant

07/2003

0.11

Rogers Asphalt Paving

31-0001

Asphalt plant

0.11