Water Use Rules in Washington County, UT (2026)

1 county-level rule, plus city-specific rules for 1 city in Washington County, Utah.

Verified from official government sources

Note: These county rules apply to unincorporated areas of Washington County. If you live within an incorporated city, that city's own rules apply: see the city list below.

Turf Replacement Rebates

Washington County caps grass on every new single-family lot at 8% of the parcel, or a stricter sliding-scale ceiling, whichever is lower: 600 square feet on lots under 7,500 square feet, and 2,500 square feet on lots over 31,250 square feet. The rule runs through the county's Landscape and Irrigation Design Standards ordinance for the unincorporated area.

Washington County New-Home Turf Limits

Some Restrictions

Washington County Code of Ordinances § 10-27-3.B.1.a

The total grass area for a single family dwelling shall not exceed 8% of the lot or parcel size, or the following, whichever is less: Lot or Parcel size Maximum grass Up to 7,500 sf 600 sf 7,501 to 31,250 sf 8 percent of total parcel Greater than 31,250 sf 2,500 sf max

Full ordinance details →Official source ↗

Water Use Rules by City in Washington County

1 cities in Washington County have their own water use rules rules. Each link goes to that city's dedicated page with code citations.

St. GeorgePop. 95,000

3 verified rules • Leak Reporting Duty, Recycled Water Rules

All Washington County ordinances

See every category we cover for Washington County: parking, noise, fences, fires, animals, pools, and more.

Washington County Ordinance Hub →