---
kind: "section"
citation: "40 C.F.R. § 436.185"
title: "40"
number: "436.185"
heading: "Standards of performance for new sources."
url: "https://uscodex.org/cfr/40/436.185"
---

# §436.185. Standards of performance for new sources.

- (a) Subject to the provisions of [paragraph (b)](#b) of this section, the following limitations establish the quantity or quality of pollutants or pollutant properties, controlled by this section, which may be discharged by a point source subject to the provisions of this subpart after application of the best available demonstrated control technology.
  - (1) Discharges of process generated waste water and mine dewatering discharges, shall not exceed the following limitations:
- (b) Any overflow from facilities governed by this subpart shall not be subject to the limitations of [paragraph (a)](#a) of this section if the facilities are designed, constructed and maintained to contain or treat the volume of waste water which would result from a 10-year 24-hour precipitation event.

## Notes

### Amendments

[43 FR 9810, Mar. 10, 1978]

### Authority

Authority: Sec. 306, Federal Water Pollution Control Act, as amended.

### Authority

Authority: Secs. 301, 304 (b) and (c), Federal Water Pollution Control Act, as amended (33 U.S.C. 1251, 1311, 1314 (b) and (c), 86 Stat. 816 et seq., Pub. L. 92-500) (the Act).

### Source

Source: 40 FR 48657, Oct. 16, 1975, unless otherwise noted.

### Amendments

[43 FR 9810, Mar. 10, 1978]