Current as of October 03, 2022 | Updated by FindLaw Staff
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|
Pollutant |
Concentration range, parts per million (ppm) |
Simultaneous measurements required |
Maximum |
|||
|---|---|---|---|---|---|---|
|
1-hour |
24-hour |
discrepancy |
||||
|
First set |
Second set |
First set |
Second set |
specification, per million |
||
|
Ozone |
Low 0.06 to 0.10 |
5 |
6 |
0.02 |
||
|
Med. 0.15 to 0.25 |
5 |
6 |
0.03 |
|||
|
High 0.35 to 0.46 |
4 |
6 |
0.04 |
|||
|
Total |
14 |
18 |
||||
|
Carbon monoxide |
Low 7 to 11 |
5 |
6 |
1.5 |
||
|
Med. 20 to 30 |
5 |
6 |
2.0 |
|||
|
High 25 to 45 |
4 |
6 |
3.0 |
|||
|
Total |
14 |
18 |
||||
|
Sulfur dioxide |
Low 0.02 to 0.05 |
5 |
6 |
3 |
3 |
0.02 |
|
Med. 0.10 to 0.15 |
5 |
6 |
2 |
3 |
0.03 |
|
|
High 0.30 to 0.50 |
4 |
6 |
2 |
2 |
0.04 |
|
|
Total |
14 |
18 |
7 |
8 |
||
|
Nitrogen dioxide |
Low 0.02 to 0.08 |
3 |
3 |
0.02 |
||
|
Med. 0.10 to 0.20 |
2 |
2 |
0.02 |
|||
|
High 0.25 |
2 |
2 |
0.03 |
|||
|
Total |
7 |
8 |
Cite this article: FindLaw.com - Code of Federal Regulations Title 40. Protection of Environment 40 CFR Pt. 53, Subpt. C, Tbl. C-1 Table C–1 to Subpart C of Part 53—Test Concentration Ranges, Number of Measurements Required, and Maximum Discrepancy Specifications - last updated October 03, 2022 | https://codes.findlaw.com/cfr/title-40-protection-of-environment/cfr-pt-40-53-subpt-c-tbl-c-1/
FindLaw Codes may not reflect the most recent version of the law in your jurisdiction. Please verify the status of the code you are researching with the state legislature or via Westlaw before relying on it for your legal needs.
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