Title 40
SECTION 415.534
415.534 Pretreatment standards for existing sources (PSES).
§ 415.534 Pretreatment standards for existing sources (PSES).Except as provided in 40 CFR 403.7 and 403.13, any existing source subject to this subpart which introduces pollutants into a publicly owned treatment works must comply with 40 CFR part 403 and achieve the following pretreatment standards for existing sources (PSES):
Subpart BA - Silver Nitrate
| Pollution or pollutant property | PSES limitations | |
|---|---|---|
| Maximum for any 1 day | Average of daily values for 30 consecutive days | |
| Milligram per liter (mg/l) | ||
| Silver | 1.0 | 0.5 |