Water Use Rules in Weld County, CO (2026)

2 rules for unincorporated Weld County, Colorado.

Verified from official government sources

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

Turf Replacement Rebates

New landscaping inside Weld County's I-25 Overlay District must favor drought-tolerant turf over thirsty bluegrass. Weld County Code § 23-5-520(A) directs landscape designers toward low-water turf species and requires fescue or brome/fescue blends, not bluegrass, anywhere heavy foot traffic isn't expected.

Drought-Tolerant Turf Required in Weld's I-25 Zone

Light Restrictions

Weld County Code § 23-5-520(A)(1)(b), (A)(6)

1.LANDSCAPES shall utilize the following principles for efficient use of water:a.Well-planned and approved planting schemes.b.Appropriate selection of drought-tolerant turf species to minimize water needs and the use of water-hungry species of turf.c.Mulch to reduce evaporation...6.Fescue, brome/fescue, or other turf types shall be used in lieu of bluegrass where heavy foot traffic is not antic...

Full ordinance details →Official source ↗

Recycled Water Rules

Weld County bans the installation of any graywater treatment system on land or in structures anywhere in the unincorporated area. Ordinance 2025-02, codified at Code § 2-3-30, forecloses the household water-recycling option some Colorado counties allow under the state's opt-in graywater law. No permit exists for one; installing it is unlawful outright.

Graywater Systems Are Banned in Weld County

Heavy Restrictions

Weld County Code § 2-3-30

The installation of graywater treatment systems on lands and in structures located in unincorporated areas of Weld County is prohibited.

Full ordinance details →Official source ↗

All Weld County ordinances

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

Weld County Ordinance Hub →