# Regulations.gov document: NCRP. 1987. Exposure of the Population in the United States and Canada from Natural Background Radiation. NCRP Report No. 94, Bethesda, MD. Issued December 30, 1987. pp.109-113 [PHASE-III-RADS-III-B2C-8] — retained record

> Retained regulations record from regulations-gov.

Canonical: https://highsignal.app/data/records/25a09e5606bc0cfb

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source: [regulations](https://highsignal.app/data/regulations) (regulations-gov)  published 2026-08-17 04:00 ingested 2026-08-18 06:29

[original source ↗](https://www.regulations.gov/document/EPA-HQ-OW-1986-0161-0111)

## retained text



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



document fetched 2026-08-18 06:29 · canonical https://regulations.gov/document/EPA-HQ-OW-1986-0161-0111