Document ID: EPA-HQ-OAR-2010-0750-0172
Agency: epa
Document Type: Supporting & Related Material
Title: 
Posted Date: 2015-05-18T04:00Z

Dyno Nobel Unit 3 (the only Unit DN identified as expected to be subject to NSPS)  -  All values
Year
No. of 30 day avgs meet 0.50
No. of 30 day avgs don't meet 0.50
Avg 30 day avgs
Max 30 day avg
Avg hr readings
2008*
121
14
0.25
1.08
0.32
2009
159
174
3.87
7.05
3.91
2010
22
301
3.61
14.9
3.36
2011
102
229
2.49
19.6
2.35
2012
17
295
1.37
4.3
1.39
2013*
43
106
0.94
2.24
0.82
Total                      464		      1119

Dyno Nobel Unit 3  -  Excluding very high hourly values (>500 ppm)
Year
No. of 30 day avgs meet 0.50
No. of 30 day avgs don't meet 0.50
Avg 30 day avgs
Max 30 day avg
Avg hr readings
2008*
135
0
0.089
0.17
0.09
2009
333
0
0.24
0.43
0.24
2010
58
264
1.06
2.17
1.06
2011
177
154
0.54
1.27
0.58
2012
64
248
0.92
1.78
0.89
2013*
103
46
0.43
0.81
0.40
  Total	                  857	    	      725
*- Partial years  -  2008  -  from 7/1 on; 2013 up to 6/30.

Dyno Nobel  Unit  4  -  All values
Year
No. of 30 day avgs meet 0.50
No. of 30 day avgs don't meet 0.50
Avg 30 day avgs
Max 30 day avg
Avg hr readings
2009
31
271
1.43
4.28
1.41
2010
0
334
1.18
1.92
1.19
2011
166
163
0.74
2.10
0.78
2012
24
301
0.86
1.17
0.86
2013*
0
150
0.80
0.99
0.79
Total                      221		      1219	      
Dyno Nobel Unit 4  -  Excluding very high hourly values (> 500 ppm)
Year
No. of 30 day avgs meet 0.50
No. of 30 day avgs don't meet 0.50
Avg 30 day avgs
Max 30 day avg
Avg hr readings
2009
69
243
1.11
2.56
1.10
2010
0
334
1.18
1.84
1.17
2011
182
147
0.69
2.10
0.75
2012
35
289
0.87
1.38
0.87
2013*
0
150
0.76
0.96
0.75
  Total	    	   286    	                     1163
*- Partial year- up to 6/30.