# 40 C.F.R. § 61.22 (2026): Standard

> Federal · Regulations · In force

URL: https://www.frixlaw.com/law-library/statutes/CFR_T40_P61_S61_22

## Section

- **Citation:** 40 C.F.R. § 61.22 (2026)
- **Heading:** Standard
- **Jurisdiction:** Federal
- **Kind:** Regulations
- **Status:** In force
- **Text as of:** August 14, 2026
- **Source:** Compiled text
- **Location:** Title 40 CFR: Protection of Environment / Chapter I / Part 61 / Subpart B / § 61.22: § 61.22   Standard.

## Text

Emissions of radon-222 to the ambient air from an underground uranium mine shall not exceed those amounts that would cause any member of the public to receive in any year an effective dose equivalent of 10 mrem/y.

## Nearby sections

- [40 C.F.R. § 61.20 (2026) § 61.20   Designation of facilities.](https://www.frixlaw.com/law-library/statutes/CFR_T40_P61_S61_20.md)
- [40 C.F.R. § 61.21 (2026) § 61.21   Definitions.](https://www.frixlaw.com/law-library/statutes/CFR_T40_P61_S61_21.md)
- [40 C.F.R. § 61.22 (2026) § 61.22   Standard.](https://www.frixlaw.com/law-library/statutes/CFR_T40_P61_S61_22.md)
- [40 C.F.R. § 61.23 (2026) § 61.23   Determining compliance.](https://www.frixlaw.com/law-library/statutes/CFR_T40_P61_S61_23.md)
- [40 C.F.R. § 61.24 (2026) § 61.24   Annual reporting requirements.](https://www.frixlaw.com/law-library/statutes/CFR_T40_P61_S61_24.md)
- [40 C.F.R. § 61.25 (2026) § 61.25   Recordkeeping requirements.](https://www.frixlaw.com/law-library/statutes/CFR_T40_P61_S61_25.md)
- [40 C.F.R. § 61.26 (2026) § 61.26   Exemption from the reporting and testing requirements of 40 CFR 61.10.](https://www.frixlaw.com/law-library/statutes/CFR_T40_P61_S61_26.md)

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Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/CFR_T40_P61_S61_22. Check the current official text before relying on it. Not legal advice.