Open Burns for Cache County
Open Burn Permit Requirements
Burning must comply with Utah Administrative Code R307‑202 and all local fire
restrictions.
Permit Requirement
A valid open burn permit must be obtained prior to ignition of any open burn. The permit
must be kept on-site during the burn and made available for inspection upon request by the
local fire authority or state officials. Each burn location and event requires a separate
permit.
Burn Window and Air Quality Conditions
Open burning is only permitted during designated burn windows and when atmospheric
conditions allow adequate smoke dispersion.
Typical burn windows are:
- March 30 – May 31
- September 15 – October 31
The Utah Division of Air Quality requires that the clearing index MUST be above 500 for a
permit to be issued. Click the link below to check the clearing index on the day you wish to
burn. Cache County is located in Air Shed 4.
https://www.weather.gov/slc/ClearingIndex#tab-3
Authorized Burn Materials
Only clean, natural vegetation may be burned, including tree trimmings, brush, weeds, yard
debris, and untreated wood.
The following materials are strictly prohibited from being burned:
- Garbage or household waste
- Construction debris or treated wood
- Plastics, rubber, or synthetic materials
- Tires, oil, petroleum products, or hazardous materials
Permit Revocation
The local fire authority or state regulatory agency may suspend or revoke the permit at any time if conditions become unsafe, air quality standards are exceeded, or permit conditions are violated. All burning must cease immediately upon notification of suspension or revocation.
Obtain Burn Permit