---
kind: "section"
citation: "40 C.F.R. § 270.31"
title: "40"
number: "270.31"
heading: "Requirements for recording and reporting of monitoring results."
url: "https://uscodex.org/cfr/40/270.31"
---

# §270.31. Requirements for recording and reporting of monitoring results.


All permits shall specify:

- (a) Requirements concerning the proper use, maintenance, and installation, when appropriate, of monitoring equipment or methods (including biological monitoring methods when appropriate);
- (b) Required monitoring including type, intervals, and frequency sufficient to yield data which are representative of the monitored activity including, when appropriate, continuous monitoring;
- (c) Applicable reporting requirements based upon the impact of the regulated activity and as specified in parts [264](/cfr/40/part264.md), [266](/cfr/40/part266.md) and 267. Reporting shall be no less frequent than specified in the above regulations.

## Notes

### Authority

Authority: 42 U.S.C. 6905, 6912, 6924, 6925, 6927, 6939, and 6974.

### Source

Source: 48 FR 14228, Apr. 1, 1983, unless otherwise noted.