Tara Hills, CA— fire, flood & earthquake hazard information
Tara Hills is a unincorporated community in Contra Costa County in the San Francisco Bay Area, covering about 0.7 square miles. This page summarizes what official government maps show for Tara Hills: CAL FIRE fire hazard severity zones, FEMA flood zones, state seismic hazard zones, dam inundation areas, airport noise contours, and air-quality indicators. Figures are the share of Tara Hills’s area that falls inside each mapped zone.
View Tara Hills on the interactive map → to check any specific address, free.
Wildfire hazard severity zones
CAL FIRE's current Fire Hazard Severity Zone maps do not designate any zones within Tara Hills. Individual properties near the boundary can still fall inside a neighboring zone — check the exact address on the map.
FEMA flood zones
2% of Tara Hills lies within a FEMA Special Flood Hazard Area (1% annual chance, zones A/AE/AH/AO); less than 1% is in the 0.2% annual chance (500-year) area. Federally backed mortgages in a Special Flood Hazard Area generally require flood insurance.
| Special Flood Hazard Area (100-yr) | 2% |
| 0.2% annual chance (500-yr) | less than 1% |
Earthquake faults & seismic zones
The nearest mapped fault, the Moraga fault, is about 0.6 mi (1.0 km) from the center of Tara Hills. 11% of its area is in a state-designated liquefaction zone of required investigation. less than 1% is in an earthquake-induced landslide zone.
| Nearest mapped fault | Moraga fault — 0.6 mi (1.0 km) |
| Liquefaction zone | 11% |
| Earthquake-induced landslide zone | less than 1% |
Dam inundation, aircraft noise & air quality
annual average fine-particle (PM2.5) concentration across its census tracts is 9.0 μg/m³, and its composite pollution burden ranks around the 52th percentile statewide.
| Annual PM2.5 (tract average) | 9.0 μg/m³ |
| Pollution burden percentile (statewide) | ~52 |
Frequently asked questions
- Is Tara Hills in a wildfire hazard severity zone?
- CAL FIRE's current Fire Hazard Severity Zone maps do not designate any zones within Tara Hills. Individual properties near the boundary can still fall inside a neighboring zone — check the exact address on the map.
- Is Tara Hills in a FEMA flood zone?
- 2% of Tara Hills lies within a FEMA Special Flood Hazard Area (1% annual chance, zones A/AE/AH/AO); less than 1% is in the 0.2% annual chance (500-year) area. Federally backed mortgages in a Special Flood Hazard Area generally require flood insurance.
- What earthquake faults and seismic zones affect Tara Hills?
- The nearest mapped fault, the Moraga fault, is about 0.6 mi (1.0 km) from the center of Tara Hills. 11% of its area is in a state-designated liquefaction zone of required investigation. less than 1% is in an earthquake-induced landslide zone.
- How do I check a specific address in Tara Hills?
- Use the free sitelume interactive map at https://sitelume.com — search any Tara Hills address to see which mapped zones it falls in, layer by layer.
Nearby in Contra Costa County
Sources: CAL FIRE Fire Hazard Severity Zones; FEMA National Flood Hazard Layer; USGS Quaternary Faults; CGS Seismic Hazard Zones & Alquist-Priolo zones; Cal OES dam inundation maps; county ALUC noise contours; CalEnviroScreen 4.0. Area shares are computed against each place’s Census TIGER boundary (last computed 2026-07-24). Boundaries and zone designations change; always verify with the issuing agency.