# 33 C.F.R. § 334.6 (2026): Datum

> Federal · Regulations · In force

URL: https://www.frixlaw.com/law-library/statutes/CFR_T33_P334_S334_6

## Section

- **Citation:** 33 C.F.R. § 334.6 (2026)
- **Heading:** Datum
- **Jurisdiction:** Federal
- **Kind:** Regulations
- **Status:** In force
- **Text as of:** August 14, 2026
- **Source:** Compiled text
- **Location:** Title 33 CFR: Navigation and Navigable Waters / Chapter II: CORPS OF ENGINEERS, DEPARTMENT OF THE ARMY, DEPARTMENT OF DEFENSE / Part 334: DANGER ZONE AND RESTRICTED AREA REGULATIONS / § 334.6: § 334.6   Datum.

## Text

(a) Geographic coordinates expressed in terms of latitude or longitude, or both, are not intended for plotting on maps or charts whose reference horizontal datum is the North American Datum of 1983 (NAD 83), unless such geographic coordinates are expressly labeled NAD 83. Geographic coordinates without the NAD 83 reference may be plotted on maps or charts referenced to NAD 83 only after application of the appropriate corrections that are published on the particular map or chart being used.
(b) For further information on NAD 83 and National Service nautical charts please contact: Director, Coast Survey (N/CG2), National Ocean Service, NOAA, 1315 East-West Highway, Station 6147, Silver Spring, MD 20910-3282.
[60 FR 15233, Mar. 23, 1995]

## Nearby sections

- [33 C.F.R. § 334.1 (2026) § 334.1   Purpose.](https://www.frixlaw.com/law-library/statutes/CFR_T33_P334_S334_1.md)
- [33 C.F.R. § 334.2 (2026) § 334.2   Definitions.](https://www.frixlaw.com/law-library/statutes/CFR_T33_P334_S334_2.md)
- [33 C.F.R. § 334.3 (2026) § 334.3   Special policies.](https://www.frixlaw.com/law-library/statutes/CFR_T33_P334_S334_3.md)
- [33 C.F.R. § 334.4 (2026) § 334.4   Establishment and amendment procedures.](https://www.frixlaw.com/law-library/statutes/CFR_T33_P334_S334_4.md)
- [33 C.F.R. § 334.5 (2026) § 334.5   Disestablishment of a danger zone.](https://www.frixlaw.com/law-library/statutes/CFR_T33_P334_S334_5.md)
- [33 C.F.R. § 334.6 (2026) § 334.6   Datum.](https://www.frixlaw.com/law-library/statutes/CFR_T33_P334_S334_6.md)
- [33 C.F.R. § 334.10 (2026) § 334.10   Gulf of Maine off Seal Island, Maine; naval aircraft bombing target area.](https://www.frixlaw.com/law-library/statutes/CFR_T33_P334_S334_10.md)
- [33 C.F.R. § 334.20 (2026) § 334.20   Gulf of Maine off Cape Small, Maine; naval aircraft practice mining range area.](https://www.frixlaw.com/law-library/statutes/CFR_T33_P334_S334_20.md)
- [33 C.F.R. § 334.30 (2026) § 334.30   Gulf of Maine off Pemaquid Point, Maine; naval sonobuoy test area.](https://www.frixlaw.com/law-library/statutes/CFR_T33_P334_S334_30.md)
- [33 C.F.R. § 334.40 (2026) § 334.40   Atlantic Ocean in vicinity of Duck Island, Maine, Isles of Shoals; naval aircraft bombing target area.](https://www.frixlaw.com/law-library/statutes/CFR_T33_P334_S334_40.md)
- [33 C.F.R. § 334.45 (2026) § 334.45   Kennebec River, Bath Iron Works Shipyard, naval restricted area, Bath, Maine.](https://www.frixlaw.com/law-library/statutes/CFR_T33_P334_S334_45.md)
- [33 C.F.R. § 334.50 (2026) § 334.50   Piscataqua River at Portsmouth Naval Shipyard, Kittery, Maine; restricted areas.](https://www.frixlaw.com/law-library/statutes/CFR_T33_P334_S334_50.md)
- [33 C.F.R. § 334.60 (2026) § 334.60   Cape Cod Bay south of Wellfleet Harbor, Mass.; naval aircraft bombing target area.](https://www.frixlaw.com/law-library/statutes/CFR_T33_P334_S334_60.md)
- [33 C.F.R. § 334.70 (2026) § 334.70   Buzzards Bay, and adjacent waters, Mass.; danger zones for naval operations.](https://www.frixlaw.com/law-library/statutes/CFR_T33_P334_S334_70.md)

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Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/CFR_T33_P334_S334_6. Check the current official text before relying on it. Not legal advice.