---
kind: "section"
citation: "33 C.F.R. § 167.401"
title: "33"
number: "167.401"
heading: "Off San Francisco: Precautionary area."
url: "https://uscodex.org/cfr/33/167.401"
---

# §167.401. Off San Francisco: Precautionary area.

- (a)
  - (1) A precautionary area is established bounded to the west by an arc of a circle with a radius of 6 miles centering upon geographical position 37°45.00′ N, 122°41.50′ W and connecting the following geographical positions:
  - (2) **The precautionary area is bounded to the east by a line connecting the following geographic positions—**
- (b) A pilot boarding area is located near the center of the precautionary area described in [paragraph (a)](#a) of this section. Due to heavy vessel traffic, mariners are advised not to anchor or linger in this precautionary area except to pick up or disembark a pilot.

## Notes

### Source

Source: USCG-1999-5700, 65 FR 46605, July 31, 2000, unless otherwise noted.

### Authority

Authority: 46 U.S.C. 70001, 70003; Department of Homeland Security Delegation No. 0170.0.

### Source

Source: CGD 81-080, 48 FR 36456, Aug. 11, 1983, unless otherwise noted.