Boulder City water and sewer rates
Who supplies water to Boulder City houses, what it costs, and how the sewer charge works.
City of Boulder City
City of Boulder City residential water rates from October 1, 2026 (FY 2027): a monthly service charge by meter size plus a charge per 1,000 gallons in four blocks (first 5,000 gallons, 5,001 to 25,000, 25,001 to 45,000, and over 45,001 gallons a month); meters are read and billed monthly
| Use a month | Price per 1,000 gallons |
|---|---|
| Fixed charge | $28.94 a month |
| 0 to 5 thousand gallons | $2.68 |
| 5 to 25 thousand gallons | $2.95 |
| 25 to 45 thousand gallons | $3.49 |
| 45 to more | $4.68 |
- Source
- Boulder City buys its water from the Southern Nevada Water Authority: treated Colorado River water drawn from Intake No. 3 at Lake Mead and treated at the Alfred Merritt Smith Water Treatment Facility.
- Hardness
- The average hardness of Boulder City's water is approximately 17 grains per gallon (290 ppm).
- Violations
- The 2026 report says Boulder City has no violations of Safe Drinking Water Act standards.
Sewer
From October 1, 2026, Boulder City's residential sewer service charge for a residential dwelling is a flat $26.54 a month, billed on the city utility bill.
Ways to pay less
- Smart thermostat, irrigation controller and pool pump rebates. Boulder City pays $75 (or 50% of MSRP, whichever is less) for a smart thermostat or smart irrigation controller, and $100 for a 2-speed or $200 for a variable-speed pool pump. How: Submit Boulder City's rebate application within 90 days of installation.
Sources
- Boulder City Resolution 8203 (water rates)
- Boulder City Resolution 8204 (sewer rates)
- Boulder City 2026 Water Quality Report
Checked October 21, 2026. Every number here comes from the public sources listed, matched by our checker.
Rates change every year; this page shows when it was last checked. Nothing here is legal, tax or insurance advice.