# 40 CFR § 60.52Da: Recordkeeping requirements

> Federal · Regulations · In force

URL: https://www.frixlaw.com/law-library/statutes/ecfr-40-60.52Da

## Section

- **Citation:** 40 CFR § 60.52Da
- **Heading:** Recordkeeping requirements
- **Jurisdiction:** Federal
- **Kind:** Regulations
- **Status:** In force
- **Text as of:** September 22, 2026
- **Source:** Publisher's official text
- **Location:** Title 40—Protection of Environment > CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY > SUBCHAPTER C—AIR PROGRAMS > PART 60—STANDARDS OF PERFORMANCE FOR NEW STATIONARY SOURCES > Subpart Da—Standards of Performance for Electric Utility Steam Generating Units

## Text

(a) [Reserved]
(b) The owner or operator of an affected facility subject to the opacity limits in § 60.42Da(b) that elects to monitor emissions according to the requirements in § 60.49Da(a)(3) shall maintain records according to the requirements specified in paragraphs (b)(1) through (3) of this section, as applicable to the visible emissions monitoring method used.
(1) For each performance test conducted using Method 9 of appendix A-4 of this part, the owner or operator shall keep the records including the information specified in paragraphs (b)(1)(i) through (iii) of this section.
(i) Dates and time intervals of all opacity observation periods;
(ii) Name, affiliation, and copy of current visible emission reading certification for each visible emission observer participating in the performance test; and
(iii) Copies of all visible emission observer opacity field data sheets;
(2) For each performance test conducted using Method 22 of appendix A-4 of this part, the owner or operator shall keep the records including the information specified in paragraphs (b)(2)(i) through (iv) of this section.
(i) Dates and time intervals of all visible emissions observation periods;
(ii) Name and affiliation for each visible emission observer participating in the performance test;
(iii) Copies of all visible emission observer opacity field data sheets; and
(iv) Documentation of any adjustments made and the time the adjustments were completed to the affected facility operation by the owner or operator to demonstrate compliance with the applicable monitoring requirements.
(3) For each digital opacity compliance system, the owner or operator shall maintain records and submit reports according to the requirements specified in the site-specific monitoring plan approved by the Administrator.
[74 FR 5083, Jan. 28, 2009, as amended at 77 FR 9459, Feb. 16, 2012]

## Nearby sections

- [40 CFR § 60.41c § 60.41c Definitions.](https://www.frixlaw.com/law-library/statutes/ecfr-40-60.41c.md)
- [40 CFR § 60.44b § 60.44b Standard for nitrogen oxides (NO2).](https://www.frixlaw.com/law-library/statutes/ecfr-40-60.44b.md)
- [40 CFR § 60.45b § 60.45b Compliance and performance test methods and procedures for sulfur dioxide.](https://www.frixlaw.com/law-library/statutes/ecfr-40-60.45b.md)
- [40 CFR § 60.45c § 60.45c Compliance and performance test methods and procedures for particulate matter.](https://www.frixlaw.com/law-library/statutes/ecfr-40-60.45c.md)
- [40 CFR § 60.47Da § 60.47Da Commercial demonstration permit.](https://www.frixlaw.com/law-library/statutes/ecfr-40-60.47Da.md)
- [40 CFR § 60.48b § 60.48b Emission monitoring for particulate matter and nitrogen oxides.](https://www.frixlaw.com/law-library/statutes/ecfr-40-60.48b.md)
- [40 CFR § 60.50 § 60.50 Applicability and designation of affected facility.](https://www.frixlaw.com/law-library/statutes/ecfr-40-60.50.md)
- [40 CFR § 60.52 § 60.52 Standard for particulate matter.](https://www.frixlaw.com/law-library/statutes/ecfr-40-60.52.md)
- [40 CFR § 60.52Da § 60.52Da Recordkeeping requirements.](https://www.frixlaw.com/law-library/statutes/ecfr-40-60.52Da.md)
- [40 CFR § 60.54b § 60.54b Standards for municipal waste combustor operator training and certification.](https://www.frixlaw.com/law-library/statutes/ecfr-40-60.54b.md)
- [40 CFR § 60.55c § 60.55c Waste management plan.](https://www.frixlaw.com/law-library/statutes/ecfr-40-60.55c.md)
- [40 CFR § 60.56a § 60.56a Standards for municipal waste combustor operating practices.](https://www.frixlaw.com/law-library/statutes/ecfr-40-60.56a.md)
- [40 CFR § 60.58b § 60.58b Compliance and performance testing.](https://www.frixlaw.com/law-library/statutes/ecfr-40-60.58b.md)
- [40 CFR § 60.59a § 60.59a Reporting and recordkeeping requirements.](https://www.frixlaw.com/law-library/statutes/ecfr-40-60.59a.md)

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Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/ecfr-40-60.52Da. Check the current official text before relying on it. Not legal advice.