| Oklahoma Department of Environmental Quality |
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2019 OKLAHOMA SO2 |
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Highest 1 Hour Daily Highs (ppb) through December 31, 2019 |
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| Site |
2019 Daily Max 1-hr Values |
3 Year Avg of 99th Percentile |
| 2016 |
2017 |
2018 |
1st |
2nd |
3rd |
4th* |
16-18 Avg |
17-19 Avg |
2019 |
| 99th % |
99th % |
99th % |
(date) |
(date) |
(date) |
(date) |
99th % |
99th % |
Critical Value |
| Ponca City (604) |
|
35.0 |
26.0 |
25.0 |
23.0 |
29 |
28 |
168 |
| 27.0 |
29.0 |
31.0 |
6-Jan |
15-Apr |
13-Feb |
10-Apr |
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| OKC (North) (1037) |
1.0 |
1.0 |
1.0 |
1.0 |
2.7 |
2.0 |
223 |
| 3.0 |
2.0 |
3.0 |
2-Jan |
4-Jan |
23-Jan |
24-Jan |
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| Tulsa
Newblock (175) |
16.0 |
8.0 |
6.0 |
5.0 |
13 |
9 |
206 |
| 17.0 |
14.0 |
8.0 |
16-Jan |
28-Apr |
29-Apr |
21-Apr |
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| Tulsa TCWD (235) |
15.0 |
9.0 |
8.0 |
6.0 |
11 |
9 |
208 |
| 12.0 |
14.0 |
6.0 |
8-Dec |
9-Jan |
14-Nov |
8-Jun |
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| Tulsa Central (1127) |
3.9 |
3.7 |
2.7 |
2.6 |
4 |
3 |
221 |
| 4.1 |
3.8 |
3.3 |
10-Mar |
20-Apr |
12-Apr |
4-Dec |
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| Tulsa Riverside (179) |
11.0 |
7.0 |
7.0 |
6.0 |
5 |
5 |
218 |
| 5.0 |
6.0 |
4.0 |
28-Jun |
21-Jul |
26-Jul |
19-Mar |
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| Oxbow/Kremlin (555) |
54.0 |
53.0 |
47.0 |
45.0 |
|
47 |
131 |
| new in 2017 |
54.0 |
43.0 |
22-Jul |
16-Oct |
2-Dec |
23-Jul |
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| Fort Gibson (170) |
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14.0 |
8.0 |
7.0 |
7.0 |
|
30 |
145 |
| new in 2017 |
52.0 |
31.0 |
2-Dec |
26-Feb |
3-Nov |
4-Nov |
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| Pryor (188) |
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18.0 |
17.0 |
17.0 |
16.0 |
|
22 |
178 |
| new in 2017 |
25.0 |
25.0 |
28-Dec |
14-Feb |
14-May |
7-Jan |
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| * 4th Highs are
considered 99th percentile until end of year data completeness can be
calculated. |
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