Contact

Please Note: We are temporarily closed to the public. We are available by phone weekdays 8am – 5pm. On February 20 and 21, 2025 we will be closed and all calls will be forwarded to the after hours line.

NMWD Payment Drop Box:
(located outside to the left of the front doors, at the Water District’s temporary headquarters until February 20, 2025)
North Marin Water District
100 Wood Hollow Dr Ste 300
Novato, CA 94945

On February 21, 2025, the payment drop box will be located at:
North Marin Water District
999 Rush Creek Place
Novato, CA 94945

Phone: (415) 897-4133 (Weekdays 8am – 5pm)

Email: info@nmwd.com

Mailing Address: PO Box 146, Novato, CA 94948-0146

Payment Address: PO Box 511529, Los Angeles, CA 90051-8084

West Marin Customers

Call (toll free): 1-800-464-6693

Emergencies & After Hours

Call: (415) 897-4133
After hours calls are answered by an outside on-call service center. Please call our main line at (415) 897-4133 and press option 7 to be connected to the after hours services who then contacts District on-call personnel.

General Questions

Got a general question? Check out our FAQ page for immediate answers to the most commonly asked questions!