---
kind: "unit"
title: "33"
title_heading: "Navigation and Navigable Waters"
key: "chI/subchN/part147"
level: "part"
label: "Part 147"
heading: "Safety Zones"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/33/chI-subchN-part147"
sections_count: 65
---

# Part 147 — Safety Zones

Title 33 C.F.R. — Navigation and Navigable Waters › Chapter I — Coast Guard, Department of Homeland Security › Subchapter N — Outer Continental Shelf Activities

## Sections

- [§147.1. Purpose of safety zones.](/cfr/33/147.1.md)
- [§147.T01-0056. Safety Zone; Sunrise Wind Farm Project Area, Outer Continental Shelf, Lease OCS-A 0487, Massachusetts, New York, and Rhode Island, Atlantic Ocean.](/cfr/33/147.T01-0056.md)
- [§147.T01-0134. Safety Zone; Revolution Wind Farm Project Area, Outer Continental Shelf, Lease OCS-A 0486, Offshore Rhode Island, Atlantic Ocean.](/cfr/33/147.T01-0134.md)
- [§147.T01-0704. Safety Zone; Empire Wind 1 Wind Farm Project Area, Outer Continental Shelf, Lease OCS-A 0512, Offshore New York and New Jersey, Atlantic Ocean.](/cfr/33/147.T01-0704.md)
- [§147.T01-0985. Safety Zones; Coastal Virginial Offshore Wind—Commercial Wind Farm Project Area, Outer Continental Shelf, Lease OCS-A 0483, Offshore Virginia, Atlantic Ocean.](/cfr/33/147.T01-0985.md)
- [§147.5. Delegation of authority.](/cfr/33/147.5.md)
- [§147.10. Establishment of safety zones.](/cfr/33/147.10.md)
- [§147.15. Extent of safety zones.](/cfr/33/147.15.md)
- [§147.20. Definitions.](/cfr/33/147.20.md)
- [§147.801. Boxer Platform safety zone.](/cfr/33/147.801.md)
- [§147.803. Bullwinkle Platform safety zone.](/cfr/33/147.803.md)
- [§147.805. Ursa Tension Leg Platform safety zone.](/cfr/33/147.805.md)
- [§147.807. West Delta 143 Platform safety zone.](/cfr/33/147.807.md)
- [§147.809. Mars Tension Leg Platform safety zone.](/cfr/33/147.809.md)
- [§147.811. Ram-Powell Tension Leg Platform safety zone.](/cfr/33/147.811.md)
- [§147.813. Auger Tension Leg Platform safety zone.](/cfr/33/147.813.md)
- [§147.815. ExxonMobil Hoover Floating OCS Facility safety zone.](/cfr/33/147.815.md)
- [§147.817. Sir Douglas Morpeth Tension Leg Platform safety zone.](/cfr/33/147.817.md)
- [§147.819. Allegheny Tension Leg Platform safety zone.](/cfr/33/147.819.md)
- [§147.821. Brutus Tension Leg Platform safety zone.](/cfr/33/147.821.md)
- [§147.823. Enchilada Platform safety zone.](/cfr/33/147.823.md)
- [§147.825. Chevron Genesis Spar safety zone.](/cfr/33/147.825.md)
- [§147.827. Marlin Tension Leg Platform safety zone.](/cfr/33/147.827.md)
- [§147.829. Matterhorn Tension Leg Platform safety zone.](/cfr/33/147.829.md)
- [§147.831. Holstein Truss Spar safety zone.](/cfr/33/147.831.md)
- [§147.833. Na Kika FDS safety zone.](/cfr/33/147.833.md)
- [§147.835. Magnolia TLP safety zone.](/cfr/33/147.835.md)
- [§147.837. Marco Polo Tension Leg Platform safety zone.](/cfr/33/147.837.md)
- [§147.839. Mad Dog Truss Spar Platform safety zone.](/cfr/33/147.839.md)
- [§147.841. Atlantis Semi-Submersible safety zone.](/cfr/33/147.841.md)
- [§147.843. Thunder Horse Semi-Submersible safety zone.](/cfr/33/147.843.md)
- [§147.845. Perdido Regional Host safety zone.](/cfr/33/147.845.md)
- [§147.847. Safety Zone; BW PIONEER Floating Production, Storage, and Offloading System Safety Zone.](/cfr/33/147.847.md)
- [§147.849. Safety Zone; Olympus Tension Leg Platform.](/cfr/33/147.849.md)
- [§147.851. Jack St. Malo Semi-Sub Facility Safety Zone.](/cfr/33/147.851.md)
- [§147.853. Petronius Compliant Tower Facility Safety Zone.](/cfr/33/147.853.md)
- [§147.855. Blind Faith Semi-Sub Facility Safety Zone.](/cfr/33/147.855.md)
- [§147.857. Tahiti SPAR Facility Safety Zone.](/cfr/33/147.857.md)
- [§147.859. Safety Zone; Gulfstar 1 SPAR, Mississippi Canyon Block 724, Outer Continental Shelf on the Gulf of America.](/cfr/33/147.859.md)
- [§147.861. Interim Big Foot TLP Construction Site safety zone.](/cfr/33/147.861.md)
- [§147.863. Turritella FPSO System Safety Zone.](/cfr/33/147.863.md)
- [§147.865. Titan SPAR Facility Safety Zone.](/cfr/33/147.865.md)
- [§147.867. Stampede TLP facility safety zone.](/cfr/33/147.867.md)
- [§147.869. Safety Zone; Appomattox FPS Facility, Outer Continental Shelf on the Gulf of America.](/cfr/33/147.869.md)
- [§147.871. Safety Zone, Constitution Spar, Outer Continental Shelf Facility, Green Canyon 680, Gulf of America.](/cfr/33/147.871.md)
- [§147.873. Safety Zone; Lucius Spar, Outer Continental Shelf Facility, Keathley Canyon 875.](/cfr/33/147.873.md)
- [§147.875. Safety Zone, Horn Mountain Spar, Outer Continental Shelf Facility, Mississippi Canyon 127.](/cfr/33/147.875.md)
- [§147.877. Safety Zone, Heidelberg Spar, Outer Continental Shelf Facility, Green Canyon 860.](/cfr/33/147.877.md)
- [§147.879. Safety Zone; Vito Floating Production System, Outer Continental Shelf Facility, Mississippi Canyon Block 939, Gulf of America](/cfr/33/147.879.md)
- [§147.883. xxx](/cfr/33/147.883.md)
- [§147.1102. Platform GRACE safety zone.](/cfr/33/147.1102.md)
- [§147.1103. Platform GINA safety zone.](/cfr/33/147.1103.md)
- [§147.1104. Platform ELLEN & ELLY safety zone.](/cfr/33/147.1104.md)
- [§147.1105. Platform HONDO safety zone.](/cfr/33/147.1105.md)
- [§147.1106. Exxon Santa Ynez offshore storage and treatment vessel mooring safety zone.](/cfr/33/147.1106.md)
- [§147.1107. Platform GILDA safety zone.](/cfr/33/147.1107.md)
- [§147.1108. Platform EDITH safety zone.](/cfr/33/147.1108.md)
- [§147.1109. Platform HERMOSA safety zone.](/cfr/33/147.1109.md)
- [§147.1110. Platform HARVEST safety zone.](/cfr/33/147.1110.md)
- [§147.1111. Platform EUREKA safety zone.](/cfr/33/147.1111.md)
- [§147.1112. Platform HIDALGO safety zone.](/cfr/33/147.1112.md)
- [§147.1113. Platform GAIL safety zone.](/cfr/33/147.1113.md)
- [§147.1114. Platform HARMONY safety zone.](/cfr/33/147.1114.md)
- [§147.1115. Platform HERITAGE safety zone.](/cfr/33/147.1115.md)
- [§147.1116. Platform IRENE safety zone.](/cfr/33/147.1116.md)