# Naval Surface Warfare Center, Upper Machodoc Creek and the Potomac River, Dahlgren, VA; Danger Zone
> **US Army Corps of Engineers** · Final rule. · Published 2011-02-25 · Effective 2011-03-28 · 76 FR 10522
## Document
- **Document number:** 2011-4280
- **Category:** civil-works
- **Sub-agency:** US Army Corps of Engineers
- **Federal Register citation:** 76 FR 10522
- **CFR reference:** 33 CFR 334
- **Publication date:** 2011-02-25
- **Effective date:** 2011-03-28
## Abstract

The U.S. Army Corps of Engineers is amending its regulations for the existing danger zone in the vicinity of Naval Surface Warfare Center, Dahlgren, in King George County, Virginia. The amendment changes the description of the hazardous operations in the area, the hours of operation, and expands the boundaries of a portion of the danger zone. The amendment is necessary to protect the public from potentially hazardous conditions which may exist as a result of use of the areas by the United States Navy.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2011/02/25/2011-4280/naval-surface-warfare-center-upper-machodoc-creek-and-the-potomac-river-dahlgren-va-danger-zone)
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