---
kind: "section"
citation: "46 C.F.R. § 7.20"
title: "46"
number: "7.20"
heading: "Nantucket Sound, Vineyard Sound, Buzzards Bay, Narragansett Bay, MA, Block Island Sound and easterly entrance to Long Island Sound, NY."
url: "https://uscodex.org/cfr/46/7.20"
---

# §7.20. Nantucket Sound, Vineyard Sound, Buzzards Bay, Narragansett Bay, MA, Block Island Sound and easterly entrance to Long Island Sound, NY.

- (a) A line drawn from Chatham Light to latitude 41°36.1′ N. longitude 69°51.1′ W. (Pollack Rip Entrance Lighted Horn Buoy “PR”); thence to latitude 41°26.0′ N. longitude 69°46.2′ W. (Great Round Shoal Channel Lighted Buoy “2”); thence to Sankaty Head Light.
- (b) A line drawn from the westernmost extremity of Nantucket Island to the southwesternmost extremity of Wasque Point, Chappaquiddick Island.
- (c) A line drawn from Gay Head Light to Block Island Southeast Light; thence to Montauk Point Light on the easterly end of Long Island.

## Notes

### Authority

Authority: 14 U.S.C. 503; 33 U.S.C. 151; DHS Delegation 00170.1, Revision No. 01.4.

### Source

Source: CGD 81-058, 50 FR 25230, June 18, 1985, unless otherwise noted.