Earlier editions: 2026-09
Title 4 — HEALTH AND SAFETY›Division 410 — VESSELS AND WATER SAFETY
Contra Costa County Municipal Code Ch. 410-4 Speed Zones
Contra Costa County Municipal Code · 2026-10 edition · updated 2026-10-04 · Contra Costa County
Cite as: Contra Costa County Municipal Code Chapter 410-4 · Text as of 2026-10-04
410-4.002 - Speed designated.¶
The areas designated in this chapter and in Harbors and Navigation Code Section 655.2 are speed zones. No person shall operate any vessel, or permit it to be operated, in a speed zone at a speed in excess of five miles per hour.
(Ords. 2005-02 § 9, 69-50 § 1 (part), 1969).
410-4.004 - Wakes.¶
No person shall operate any vessel, or permit it to be operated, in a speed zone in such a manner that the vessel's speed creates a wake that causes or raises a white crest from the moving vessel.
(Ords. 2005-02 § 9).
410-4.006 - Slow area.¶
Any area designated as a "slow area" by resolution of the board of supervisors is a speed zone.
(Ords. 2005-02 § 9, 69-50 § 1 (part), 1969).
410-4.008 - Near vessels sixteen feet or under.¶
The area within one hundred feet of any vessel sixteen feet in length or smaller, except for a personal watercraft, that is likely to be endangered by the wake of a passing vessel, is a speed zone.
(Ords. 2005-02 § 9, 69-50 § 1 (part), 1969).
410-4.010 - Near swimming floats.¶
The area within two hundred feet of any swimming float or diving platform, except special floats used for water skiing, is a speed zone. Special skiing floats shall be clearly marked and permits issued for their establishment, and the area of their use shall be designated by the board of supervisors.
(Ords. 2005-02 § 9, 69-50 § 1 (part), 1969).
Get a plain-English answer with a citation back to this text.
Ask AI about this code