40 CFR 415.176 – Pretreatment standards for new sources (PSNS)
Current as of: 2024 | Check for updates
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Except as provided in 40 CFR 403.7, any new 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 New Sources (PSNS):
Subpart Q—Sodium Dichromate
Pollutant or pollutant property | PSNS effluent limitations | |
---|---|---|
Maximum for any 1 day | Average of daily values for 30 consecutive days | |
Milligrams per liter | ||
Chromium (T) | 1.0 | 0.50 |
Hexavalent Chromium | 0.11 | 0.060 |
Nickel (T) | 0.80 | 0.40 |