40 CFR § 469.16
Pretreatment standards for existing sources (PSES)
June 9, 2020
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):
(a)
Subpart A—Semiconductor PSES Effluent Limitations
Open Table
| Pollutant or pollutant property | Maximum for any 1 day | Average of daily values for 30 consecutive days |
|---|---|---|
| Milligrams per liter (mg/l) | ||
| TTO1 | 1.37 | (2) |
1Total toxic organics.
2Not applicable.
(b) An existing source submitting a certification in lieu of monitoring pursuant to §469.13 (c) and (d) of this regulation must implement the solvent management plan approved by the control authority.
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