City vs city
Red Rock vs San Marcos, TX
San Marcos currently scores 14 points higher overall than Red Rock, with the largest gap in hail.
Use this comparison for relocation decisions, insurance shopping, and hazard-prioritized mitigation planning.
Hazard breakdown
Scores describe each city’s reference grid tile, not every property. A missing model is unavailable, not zero risk. Air quality is a current EPA AirNow signal; other factors describe baseline exposure. The overall score blends different hazards and is not a probability of damage. Read the scoring methodology and sources.
Overall
Red Rock: 30/100 · San Marcos: 44/100
San Marcos is 14 points higher.
Flood
Red Rock: 34/100 · San Marcos: 36/100
San Marcos is 2 points higher.
Red Rock: FEMA NFHL flood zones: 9 features intersect this tile.
San Marcos: FEMA NFHL flood zones: 18 features intersect this tile.
Wind
Red Rock: 19/100 · San Marcos: 17/100
Red Rock is 2 points higher.
Red Rock: Wind exposure derived from ingested design wind / climatology tiles.
San Marcos: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Red Rock: 44/100 · San Marcos: 41/100
Red Rock is 3 points higher.
Red Rock: Lightning exposure derived from ingested climatology tiles.
San Marcos: Lightning exposure derived from ingested climatology tiles.
Tornado
Red Rock: 4/100 · San Marcos: 27/100
San Marcos is 23 points higher.
Red Rock: Tornado risk derived from NOAA SPC historical reports.
San Marcos: Tornado risk derived from NOAA SPC historical reports.
Hail
Red Rock: 24/100 · San Marcos: 100/100
San Marcos is 76 points higher.
Red Rock: Hail risk derived from NOAA SPC historical reports.
San Marcos: Hail risk derived from NOAA SPC historical reports.
Storm surge
Red Rock: Unavailable · San Marcos: Unavailable
A score difference cannot be calculated without both sources.
Red Rock: Storm surge model is not available for this location yet.
San Marcos: Storm surge model is not available for this location yet.
Wildfire
Red Rock: 57/100 · San Marcos: 58/100
San Marcos is 1 points higher.
Red Rock: Wildfire exposure derived from ingested fire potential tiles.
San Marcos: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Red Rock: 27/100 · San Marcos: 28/100
San Marcos is 1 points higher.
Red Rock: Air quality signal derived from the latest EPA AirNow combined AQI grid.
San Marcos: Air quality signal derived from the latest EPA AirNow combined AQI grid.