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Pretreatment Standards for the Electroplating Category
(40 CFR 413)
Facilities Discharging <10,000 gpd
|
Pollutant |
Daily Maximum, mg/l |
Max. 4 Day Avg, mg/l |
|
Cadmium |
1.2 |
0.7 |
|
Lead |
0.6 |
0.4 |
|
Cyanide (amenable) |
5.0 |
2.7 |
|
Total Toxic Organics |
4.57 |
-- |
Facilities Discharging >10,000 gpd
|
Pollutant |
Daily Maximum, mg/l |
Max. 4 Day Avg, mg/l |
|
Cadmium |
1.2 |
0.7 |
|
Chromium |
7.0 |
4.0 |
|
Copper |
4.5 |
2.7 |
|
Lead |
0.6 |
0.4 |
|
Nickel |
4.1 |
2.6 |
|
Zinc |
4.2 |
2.6 |
|
Silver |
1.2 |
0.7 |
|
Cyanide (total) |
1.9 |
2.7 |
|
Total Toxic Organics |
2.13 |
-- |
Facilities Discharging <10,000 gpd — Alternative Mass-Based Standards
|
Pollutant |
Daily Maximum, mg/m2of Operation |
Max. 4 Day Avg, mg/l |
|
Cadmium |
107 |
65 |
|
Chromium |
623 |
357 |
|
Copper |
401 |
241 |
|
Lead |
53 |
36 |
|
Nickel |
365 |
229 |
|
Zinc |
374 |
232 |
|
Cyanide (total) |
169 |
89 |
Pretreatment Standards for the Metal Finishing Category (40 CFR 433)
|
Pollutant |
Daily Maximum, mg/l |
Max. Monthly Avg, mg/l |
|
Cadmium |
0.69 |
0.26 |
|
Chromium |
2.77 |
1.71 |
|
Copper |
3.38 |
2.07 |
|
Lead |
0.69 |
0.43 |
|
Nickel |
3.98 |
2.38 |
|
Zinc |
2.61 |
1.48 |
|
Silver |
0.43 |
0.24 |
|
Cyanide (total) |
1.2 |
0.65 |
|
Total Toxic Organics |
2.13 |
-- |
Note: Pretreatment standards for new sources (PSNS) are identical to PSES except for the cadmium limitations which are 0.11 mg/l and 0.07 mg/l for the daily maximum and monthly average.
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The information contained in this site is provided for your review and convenience. It is not intended to provide legal advice with respect to any federal, state, or local regulation.
You should consult with legal counsel and appropriate authorities before interpreting any regulations or undertaking any specific course of action.
Please note that many of the regulatory discussions on STERC refer to federal regulations. In many cases, states or local governments have promulgated relevant rules and standards
that are different and/or more stringent than the federal regulations. Therefore, to assure full compliance, you should investigate and comply with all applicable federal, state and local regulations.