๐Ÿ“ Grant County Authority

Grant County Water Bill Payment Login & Pay Guide

Verified water bill payment portals, utility contact info, and billing guides for all cities in Grant County.

Cities Covered

25

Verified 2026 Data
Water Utilities

14

Verified 2026 Data
Last Verified

2026

Verified 2026 Data

Water Utilities in Grant County

Managing water utilities in Grant County, Washington, involves a network of local departments and regional authorities. With over 25 major municipalities and 14 distinct service providers, navigating payment portals can be challenging. Our directory provides verified, direct-to-portal links for every city in the county, ensuring you never land on a third-party payment aggregator.

Find Your City Guide

Select your city to get specific billing instructions and contact details.

Moses Lake

Verified

Moses Lake City Of

Ephrata

Verified

Ephrata Water Department

Quincy

Verified

Quincy Water Department City Of

Cascade Valley

Verified

Local Water Dept

Moses Lake North

Verified

Local Water Dept

Mattawa

Verified

Mattawa City Of

Desert Aire

Verified

Desert Aire Owner Assn

Warden

Verified

Warden City Of

Royal City

Verified

Royal City Water

Lakeview

Verified

Local Water Dept

Soap Lake

Verified

Westmont Acres

Grand Coulee

Verified

Grand Coulee Water Dept City Of

Electric City

Verified

Electric City City Of

George

Verified

George City Of

Marine View

Verified

Local Water Dept

Coulee City

Verified

Coulee City Town Of

Schwana

Verified

Local Water Dept

Beverly

Verified

Wanapum Indian Village

Banks Lake South

Verified

Local Water Dept

Crescent Bar

Verified

Local Water Dept

Wheeler

Verified

Local Water Dept

Wilson Creek

Verified

Local Water Dept

Hartline

Verified

Local Water Dept

Sunland Estates

Verified

Local Water Dept

Krupp

Verified

Marlin Hutterian

Grant County Water Bill FAQs

Water services in Grant County are typically managed at the city level. To find your specific provider, locate your city in our directory above or check your most recent utility bill for the department name.

Yes, the vast majority of utilities in the county offer online payment portals. Common payment methods include credit/debit cards, eChecks, and ACH auto-pay.

Internal contact numbers vary by city (e.g., Moses Lake). Our detailed city guides provide direct customer service lines and emergency repair contact information for each local authority.

For immediate water emergencies like main breaks or severe leaks, you should call your local city water department's 24/7 emergency line. These numbers are listed on the individual city pages for the county.

Most residents can pay in person at their local City Hall or dedicated Water Department office. Always check the 'Contact' section of your specific city guide for exact addresses and office hours.