# Regulations.gov document: USEPA. 1990a. U.S. Environmental Protection Agency. Office of Drinking Water. Occurrence and exposure assessment for radon in public drinking water supplies. Prepared by Wade Miller Associates, Inc. for U.S. EPA Office of Drinking Water under contract 68-03-3514. September 25, 1990. Washington DC: U.S. Environmental Protection Agency [PHASE-III-RADS-III-D2D-110] — retained record

> Retained regulations record from regulations-gov.

Canonical: https://highsignal.app/data/records/354cbfa12298f51c

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source: [regulations](https://highsignal.app/data/regulations) (regulations-gov)  published 2026-09-28 04:00 ingested 2026-09-29 02:45

[original source ↗](https://www.regulations.gov/document/EPA-HQ-OW-1986-0161-0887)

## retained text



```
Query: data center
Agency: EPA
Type: Supporting & Related Material
Docket: EPA-HQ-OW-1986-0161
```



document fetched 2026-09-30 02:46 · canonical https://regulations.gov/document/EPA-HQ-OW-1986-0161-0887