City of San Mateo Law Library
City of San Mateo Municipal Code.


The following regulations apply to allowed waterskiing activities in or on any portion of Marina Lagoon.

(a) Waterskiing activity shall not be permitted before sunrise and after sunset but in no case shall it be permitted before 6:00 a.m., Monday through Friday and 8:00 a.m., Saturday, Sunday and California State recognized holidays.

(b) No boat towing a water skier and no towed skier shall come closer than 50 feet to any dock, way, landing float, or shoreline.

(c) Only one skier may be towed at a time

(d) No skier shall launch from a dock or the beach. All launching shall be from the water only.

(e) No skier shall be towed at a distance greater than 75 feet from the boat.

(f) Boats towing water skiers shall be operated by an adult (18 year or older) and shall have an additional person on board of at least 12 years of age as an observer.

(g) Slalom course skiing shall be permitted only on City approved courses, and in accordance with posted rules of use.

(h) Towing of inner tubes, air mattresses, surfboards, and similar devices not designed for skiing activity is prohibited.

(i) Boats in the skiing zones shall travel to the right of mid-channel and turn in a counter-clockwise direction.

(j) Skiers and persons on legally towable devices shall remain within the wake whenever the boat is executing a turn of 90 degrees or greater.