Wisconsin Administrative Code
Department of Natural Resources
NR 200-299 - Environmental Protection - Wisconsin Pollutant Discharge Elimination System
Chapter NR 279 - Petroleum refining
Section NR 279.36 - Standards of performance for new sources (NSPS)
Current through August 26, 2024
(1) Any new source subject to this subcategory shall achieve the following new source performance standards (NSPS):
NSPS effluent limitations
NSPS effluent limitations |
||
Pollutant or pollutant property |
Maximum for 1 day |
any Average of daily values for 30 consecutive days |
Metric units (kilograms per 1,000 m3 of feedstock) |
||
BOD5 |
21.8 |
11.6 |
TSS |
14.9 |
9.5 |
COD1 |
133.0 |
69.0 |
Oil and grease |
6.6 |
3.5 |
Phenolic compounds |
0.158 |
0.077 |
Ammonia as N |
23.4 |
10.7 |
Sulfide |
0.14 |
0.063 |
Total chromium |
0.32 |
0.19 |
Hexavalent chromium |
0.025 |
0.012 |
pH |
(2) |
(2) |
English units (pounds per 1,000 bbl of feedstock) |
||
BOD5 |
7.7 |
4.1 |
TSS |
5.2 |
3.3 |
COD1 |
47.0 |
24.0 |
Oil and grease |
2.4 |
1.3 |
Phenolic compounds |
0.056 |
0.027 |
Ammonia as N |
8.3 |
3.8 |
Sulfide |
0.05 |
0.022 |
Total chromium |
0.116 |
0.068 |
Hexavalent chromium |
0.0096 |
0.0044 |
pH |
(2) |
(2) |
1 See footnote following table in s. NR 279.13(4).
2 Within the range of 6.0 to 9.0.
(2) The limits set forth in sub. (1) shall be multiplied by the following factors to calculate the maximum for any one day and maximum average of daily values for 30 consecutive days.
1000 bbl. of feedstock per stream day |
Size factor |
Less than 24.9 |
0.73 |
25.0 to 49.9 |
0.76 |
50.0 to 74.9 |
0.83 |
75.0 to 99.9 |
0.91 |
100.0 to 124.9 |
0.99 |
125.0 to 149.9 |
1.08 |
150.0 or greater |
1.13 |
Process configuration |
Process factor |
Less than 4.49 |
0.73 |
4.5 to 5.49 |
0.8 |
5.5 to 5.99 |
0.91 |
6.0 to 6.49 |
0.99 |
6.5 to 6.99 |
1.08 |
7.0 to 7.49 |
1.17 |
7.5 to 7.99 |
1.28 |
8.0 to 8.49 |
1.39 |
8.5 to 8.99 |
1.51 |
9.0 to 9.49 |
1.65 |
9.5 or greater |
1.72 |
Note: See the comprehensive example in s. NR 279.42(2) (c).
(3) The provisions of s. NR 279.16(3) apply to discharges of process wastewater pollutants attributable to ballast water by a point source subject to the provisions of this subcategory.
(4) The quantity and quality of pollutants or pollutant properties controlled by this subsection, attributable to once-through cooling water, are excluded from the discharge allowed by sub. (2). Once-through cooling water may be discharged with a total organic carbon concentration not to exceed 5 mg/l.