{"data":{"id":"us/33-cfr-80.130","jurisdiction":"us","citation":"33 CFR 80.130","heading":"Boston Harbor entrance.","body":"A line drawn from the easternmost tower at Nahant, charted in approximate position latitude 42°25.4′ N., longitude 70°54.6′ W., to Boston Lighted Horn Buoy “B”; thence to the esternmost radio tower at Hull, charted in approximate position latitude 42°16.7′ N., longitude 70°52.6′ W.","path":["Title 33—Navigation and Navigable Waters","CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY","SUBCHAPTER D—INTERNATIONAL NAVIGATION RULES","PART 80—COLREGS DEMARCATION LINES"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-33.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:25:35Z","sha256":"a5d2a9a151de3df5c8178ae71fa87ef33de9f637107899946ab26a4cf95a3533","source_id":"us-cfr","stale":true,"prev":"us/33-cfr-80.125","next":"us/33-cfr-80.135"},"notice":"GroundRules: Original legal text. Not legal advice."}