33 C.F.R. § 167.401 Off San Francisco: Precautionary area.
Title 33 - Navigation and Navigable Waters
(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) 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.
Title 33: Navigation and Navigable Waters
PART 167—OFFSHORE TRAFFIC SEPARATION SCHEMES
Subpart B—Description of Traffic Separation Schemes and Precautionary Areas
Pacific West Coast
§ 167.401 Off San Francisco: Precautionary area.
------------------------------------------------------------------------ Latitude Longitude------------------------------------------------------------------------ 37°42.70[min] N 122°34.60[min] W. 37°50.30[min] N 122°38.00[min] W.------------------------------------------------------------------------
------------------------------------------------------------------------ Latitude Longitude------------------------------------------------------------------------ 37°42.70[min] N 122°34.60[min] W. 37°45.90[min] N 122°38.00[min] W. 37°50.30[min] N 122°38.00[min] W------------------------------------------------------------------------

