---
kind: "section"
citation: "30 C.F.R. § 816.42"
title: "30"
number: "816.42"
heading: "Hydrologic balance: Water quality standards and effluent limitations."
url: "https://uscodex.org/cfr/30/816.42"
---

# §816.42. Hydrologic balance: Water quality standards and effluent limitations.


Discharges of water from areas disturbed by surface mining activities shall be made in compliance with all applicable State and Federal water quality laws and regulations and with the effluent limitations for coal mining promulgated by the U.S. Environmental Protection Agency set forth in [40 CFR part 434](/cfr/40/part434.md).


## Notes

### Amendments

[47 FR 47222, Oct. 22, 1982, as amended at 48 FR 44051, Sept. 26, 1983; 81 FR 93392, Dec. 20, 2016; 82 FR 54979, Nov. 17, 2017]

### Authority

Authority: 30 U.S.C. 1201 et seq.; and sec 115 of Pub. L. 98-146.

### Source

Source: 44 FR 15395, Mar. 13, 1979, unless otherwise noted.

### Amendments

[47 FR 47222, Oct. 22, 1982, as amended at 48 FR 44051, Sept. 26, 1983; 81 FR 93392, Dec. 20, 2016; 82 FR 54979, Nov. 17, 2017]