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Service Finder

Online Services, Phone Numbers, and Public Counter Hours

Whether you’re seeking billing assistance, water-saving guidance, an application for a new meter installation, or a parking pass at the Mt. Tam Watershed, Marin Water staff are here to help. Here, you’ll find contact information for a range of services so you can quickly access the information that matters most to you. Many of our services are also available online. You can find our online forms here as well. 

In-person customer assistance is available at our main office public counter Monday – Thursday, 8 a.m. – 4:30 p.m. (closed Fridays). For pre-scheduled Friday appointments with Engineering Services (415.945.1530) or Water Efficiency (415.945.1520), call upon arrival and a staff representative will meet you at the door.

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Street Leaks & Water Waste | Customer Support | Administration | Community Outreach | Mt. Tam Watershed | Construction/Infrastructure Projects | Doing Business with Marin Water

Public Records Requests


Street Leaks & Water Waste


24/7 water emergencies (i.e., a potential main break or hazardous situation) 415.945.1500


Report a street leak (i.e., wet spots, slow or rapid flow of water in the streets) Online form
Report water waste (i.e., water waste or leak on a neighbor's property) Online form

Customer Support

Accounts and Billing

Accounts and billing general phone number 415.945.1400
Start water service Online form
Stop water service Online form
Discount programs and payment plans Program information and applications
Billing questions and information Payment and forms
Request a billing adjustment for loss of water / leak Online form
Update contact information Online form
Payment options & termination policy for non-payments More information

Water Saving Programs and Rebates

Water efficiency rebates and incentives Program information and online forms
Conservation Assistance Program (free on-site water-use consultation) Online form

Water Rules

Water-use efficiency and rules Current rules
Requesting a variance 415.945.1520

For Business

Non-residential water entitlements More information
Non-residential water budgets More information

Water Quality

Water quality, taste or odor issues, and backflow prevention More information

Water Meters

Water meter installation or upgrade Project checklist and online form
Request will serve / water availability letter 415.945.1530
Meter issues or questions 415.945.1173

Landscape Plan Review

Landscape plan review Packet and worksheet
Graywater ordinance Requirements and form


Contact a board member Contact information
Board meeting information Meetings and agendas
Media inquiries Newsroom
Public records requests Online form
Employment Current opportunities

Community Outreach

Community presentation request Online form
School programs Online forms
Volunteer opportunities Registration forms

Mt. Tam Watershed

Visitor Information More information
Road Closure Hotline (recorded message) 415.945.1195
Current Fishing Information (recorded message) 415.945.1194
Land use permits (commercial filming, photography, events, groups, research) Application information and forms
Parking passes Payment information and form
Watershed lost and found 415.945.1180
Volunteer opportunities Registration forms
Watershed observation report (report issues you encounter on the Mt. Tam Watershed) Online form

Construction/Infrastructure Projects in Your Neighborhood

Construction updates Active projects

Doing Business with Marin Water as a Vendor

Bids & contracts Open bids
415.945.1402 *

*Please connect first with the bid contact or contract project manager for Marin Water