Fire Regulations in Twain Harte, CA (2026)
6 verified fire regulations for Twain Harte, California, sourced directly from the municipal code and official government pages.
Verified from official government sources
Fire Pit Rules
Recreational fires in Twain Harte are limited by Cal Fire safety rules and seasonal restrictions. Wood-burning fire pits are typically suspended during declared fire season; gas pits with shutoff valves are usually allowed.
Fire Pits Restricted in Fire Season
Some RestrictionsFireworks
Tuolumne County and Cal Fire prohibit all fireworks, including state-approved Safe and Sane fireworks, in Twain Harte due to extreme wildfire risk. Possession or use can lead to misdemeanor charges and fire-cost recovery.
All Fireworks Banned in Twain Harte
Heavy RestrictionsBrush Clearance
California Public Resources Code 4291 requires 100 feet of defensible space around structures in State Responsibility Areas. Most of Twain Harte is in SRA, making Cal Fire defensible-space inspections routine and enforcement strict.
100-Foot Defensible Space Required
Heavy RestrictionsCalifornia Public Resources Code §4291 — 100-foot defensible space in State Responsibility Area
4291. (a) A person who owns, leases, controls, operates, or maintains a building or structure in the state responsibility area shall at all times do all of the following: (1) (A) Maintain defensible space of 100 feet from each side and from the front and rear of the structure, but not beyond the property line, except as provided in subparagraph (B). The amount of fuel modification necessary sha...
Outdoor Burning
Open burning of yard debris in Twain Harte requires a Cal Fire LE-5 burn permit, must occur on declared permissive burn days, and is suspended entirely during fire season. Tuolumne County Air Pollution Control rules also apply.
Outdoor Burning Needs a Cal Fire Permit
Heavy RestrictionsWildfire Zones
All of Twain Harte falls within the Wildland-Urban Interface, so new construction and major remodels must meet California Building Code Chapter 7A ignition-resistant standards enforced by Tuolumne County Building.
Twain Harte WUI Building Standards
Heavy RestrictionsCAL FIRE Office of the State Fire Marshal - Fire Hazard Severity Zones (Cal. Pub. Res. Code Sec. 4201-4204)
The State Fire Marshal is mandated to classify lands within State Responsibility Areas into Fire Hazard Severity Zones (FHSZ). Fire Hazard Severity Zones fall into one of the following classifications: Moderate High Very High The California laws that require Fire Hazard Severity Zones include California Public Resources Code 4201-4204, California Code of Regulations Title 14, Section 1280 and C...
Propane Storage
Propane is the primary heating fuel for many Twain Harte cabins and homes. The California Fire Code and Cal Fire rules require setbacks, anchoring, and a 10-foot clearance of vegetation around tanks to reduce wildfire ignition risk.
Propane Tanks Need Defensible Space
Some RestrictionsLooking for Tuolumne County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Twain Harte city rules.
Fire Regulations in Tuolumne County →