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Salt Lake County, UT Environmental Rules: Erosion Control (2026)

Significant Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified September 2026

Key Facts

Trigger
1+ acre of land disturbance, or borrow pits
Issuing office
Salt Lake County Engineer
Review time
15 days for written response
Permit expires
180 days idle or 18 months unfinished
Applies to
Unincorporated Salt Lake County only

Summary

Grading, borrow pits and land disturbance over an acre in unincorporated Salt Lake County require a land disturbance permit from the county engineer before any building permit issues.

City-specific rules exist: West Valley City, West Jordan, South Jordan, Salt Lake City, and Sandy have their own erosion control rules that differ from Salt Lake County's county-level regulations. If you live in one of those cities, check the city-specific page instead.

Every person will be required to obtain a land disturbance permit from the county engineer in the following cases:1.Land disturbing activity generally affecting one or more acres of land;...C.Building permit. No building permit shall be issued until the applicant has obtained a land disturbance permit where one is required by this ordinance.

Source: Salt Lake County Weed ControlView official code

Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: Code of Ordinances: Supplement 49).

Full Breakdown

County Code §17.22.040 requires a land disturbance permit from the county engineer for grading activity affecting one acre or more, smaller disturbances that are part of a larger development, borrow pits, and processing of earthen materials like topsoil or gravel. The application must include a stormwater pollution prevention plan and a sediment and erosion control plan, plus proof of a state UPDES construction permit. No building permit can issue until the land disturbance permit is obtained, and the permit expires if work does not start within 180 days or finish within 18 months.

Violations & Fines

No building permit will be issued without an approved land disturbance permit where one is required (§17.22.040(C)); permits lapse after 180 days without substantial work or 18 months without completion.

Frequently Asked Questions

Do I need a permit just to grade my lot in Salt Lake County?
Only in the unincorporated county, and only if the disturbance hits an acre, is part of a larger project, or the engineer flags it as a water/safety risk under §17.22.040(A).
Can I get a building permit before the grading permit?
No. §17.22.040(C) bars issuance of a building permit until the required land disturbance permit is obtained.

Sources & Official References

Other rules in Salt Lake County

All Salt Lake County rules

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