---
kind: "section"
citation: "40 C.F.R. § 60.76a"
title: "40"
number: "60.76a"
heading: "Recordkeeping."
url: "https://uscodex.org/cfr/40/60.76a"
---

# §60.76a. Recordkeeping.

- (a) For the NOX emissions rate, you must keep records for and results of the performance evaluations of the continuous emissions monitoring systems.
- (b) You must maintain records of the following information for each 30 operating day period:
  - (1) **Hours of operation.**
  - (2) **Production rate of nitric acid, expressed as 100 percent nitric acid.**
  - (3) 30 operating day average NOX emissions rate values.
- (c) You must maintain records of the following time periods:
  - (1) **Times when you were not in compliance with the emissions standards.**
  - (2) **Times when the pollutant concentration exceeded full span of the NO<I>X</I> monitoring equipment.**
  - (3) Times when the volumetric flow rate exceeded the high value of the volumetric flow rate monitoring equipment.
- (d) You must maintain records of the reasons for any periods of noncompliance and description of corrective actions taken.
- (e) You must maintain records of any modifications to CEMS which could affect the ability of the CEMS to comply with applicable performance specifications.
- (f) For each malfunction, you must maintain records of the following information:
  - (1) Records of the occurrence and duration of each malfunction of operation (i.e., process equipment) or the air pollution control and monitoring equipment.
  - (2) Records of actions taken during periods of malfunction to minimize emissions in accordance with [§ 60.11(d)](/cfr/40/60.11.md?p=d), including corrective actions to restore malfunctioning process and air pollution control and monitoring equipment to its normal or usual manner of operation.

## Notes

### Source

Source: 77 FR 48445, Aug. 14, 2012, unless otherwise noted.

### Authority

Authority: 42 U.S.C. 7401 et seq.

### Source

Source: 36 FR 24877, Dec. 23, 1971, unless otherwise noted.