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DHazard risk
Natural hazards in Ridgemark · FEMA

On FEMA’s figures, Ridgemark faces more hazard damage per building than 93% of U.S. towns, mostly from earthquakes

On FEMA’s National Risk Index, Ridgemark gets a D for hazard risk: higher expected damage per building than 93% of U.S. towns, #443 of 847 in California. Most of that expected damage is earthquakes (67%), then river and rain flooding (23%). FEMA’s files show no paid flood insurance claims here.

Graded on FEMA’s expected yearly building damage per dollar of building value (NRI v1.20, December 2025), weighted by where residents live; flood claims are shown, not graded. How hazard risk is graded

more than 93%of U.S. townsLess damageMoreExpected yearly damage per dollar of building, vs. the 21,298 U.S. towns we grade#443 of 847 in California
By hazard

What Ridgemark faces

Each hazard’s share of the building damage FEMA expects here, and how its rate compares with the rest of the country.

Earthquakes

67%of expected building damage
Well above average · in the top 2% of U.S. census tracts

River and rain flooding

23%of expected building damage
About average · lower than 58% of U.S. census tracts
Recorded about once every 4 years in the area

Wildfire

10%of expected building damage
Well above average · in the top 3% of U.S. census tracts
Smaller shares here
 Tornadoes Hail Strong wind Winter storms Heat waves Landslides Lightning
FEMA models no building damage here
Coastal floodingHurricanesIce stormsCold wavesAvalanchesTsunamisVolcanic activity

Shares are of FEMA’s expected building damage, the measure the grade uses; ranks compare each hazard’s building-damage rate with all 85,154 U.S. census tracts. In FEMA’s terms, river and rain flooding is FEMA’s “Inland Flooding” (rivers and streams overflowing their banks, or rain overwhelming drainage). FEMA defines coastal flooding as high or rising tides and storm surge, so surge damage is counted there. Drought isn’t listed: FEMA counts its losses in crops only.

Flood risk changes street by street. Check a specific address on FEMA’s flood map, and ask about flood insurance before you buy.
Hazard risk grade

What’s behind Ridgemark’s grade

Earthquakes are 67% of the building damage FEMA expects in Ridgemark, and Ridgemark’s rate of earthquakes damage is in the top 2% of U.S. census tracts. Wildfire adds 10%, at a rate in the top 3% of U.S. census tracts.

Where Ridgemark sits
Ridgemark
Least damageMiddleMost damage

D #443 of 847 in California; higher expected damage per building than 93% of U.S. towns (21,298).

All of Ridgemark’s residents live in one census tract; the figures are that tract’s.

What drives the damage to buildings
Earthquakes67%River and rain flooding23%Wildfire10%

The typical California town has higher expected damage than 92% of U.S. towns; within the state, Ridgemark has more expected damage per building than 52% of California towns.

In dollars, FEMA expects about $4.7M a year in losses across Ridgemark: $4.4M to buildings, the rest to people and crops.

Shared tract.All of Ridgemark’s 3,212 residents (2020 census) live in one census tract. FEMA publishes its model by tract, so the rate and the hazard mix are the tract’s. The flood claims below are the town’s own.
A shared figure. The grade describes the whole tract, not each street in it, and FEMA’s model is an average year for today’s buildings, not a record: the claims below are the record.

How TownRatings grades hazard risk →

Flood insurance claims

Does Ridgemark flood? No paid flood claims on record

FEMA’s records show no paid flood insurance claims in Ridgemark. That’s not a promise: most homes don’t carry flood insurance, so small floods go unrecorded.

of homes in flood zones are insured
of all homes are insured
No community discount

Ridgemark isn’t in FEMA’s Community Rating System, which cuts flood insurance up to 45% in towns that do extra flood-proofing.

Insurance rates: San Benito County.
Disasters

The storms Ridgemark remembers

None of the 15 disasters declared for San Benito County shows FEMA aid or repair money reaching Ridgemark itself in FEMA’s records, so these are its biggest flood-claim years.

Disasters declared, by decade
Paid out in RidgemarkSan Benito County only

San Benito County has had 15 natural disasters declared by the President since 1953, most often severe storms, then floods. Not counted: the 2005 Hurricane Katrina evacuee emergency, which covered counties that took in evacuees.

Next door

Ridgemark and its neighbors

Ridgemark has the lowest expected damage per building of the 2 graded towns here. Tap a town to see its hazards.

Hollister: hazard risk D−HollisterRidgemark
Lowest fifthSecondMiddleFourthHighest fifth
TownHazard riskMostly (buildings)Flood claims
RidgemarkDmore damage than 93%earthquakes0
HollisterD−more damage than 95%earthquakes16

Hazard risk = FEMA’s expected yearly building damage per dollar of building value, vs. the 21,298 U.S. towns we grade; the map is shaded by fifths of the same scale. Flood claims = paid federal flood insurance claims on record.

Be ready

Get ready for what Ridgemark faces

A short kit for the hazards that drive the building damage here, what to check before you buy, and where neighbors get alerts.

Earthquakes
  • Drop, cover and hold on.
  • Strap tall furniture and the water heater to the wall.
  • Know how to shut off the gas.
More from Ready.gov ↗
When the river rises
  • Turn around at flooded roads: a foot of moving water can carry off a car.
  • Flood insurance usually takes 30 days to start, so buy it before the forecast.
  • Keep papers and medicines up high, in a grab-and-go bag.
More from Ready.gov ↗
Wildfire
  • Clear dead leaves and brush within 5 feet of the house.
  • Sign up for local alerts and know two ways out.
  • Keep N95 masks for smoky days.
More from Ready.gov ↗
Before you buy or rent
  • Look up the address on FEMA’s flood map.
  • Ask the seller or landlord whether it has ever flooded, and what flood insurance costs there.
  • Get a flood insurance quote early: policies usually start 30 days after you buy.
When a storm is coming
Forecast and alertsWeather →911, the nearest ERSafety →

Know where neighbors sign up for alerts? Add it to the Handbook so everyone has it.

Questions about natural hazards in Ridgemark

Is Ridgemark at risk for natural disasters?

On FEMA’s National Risk Index, Ridgemark has higher expected damage per building than 93% of U.S. towns: D for hazard risk, #443 of 847 in California. Most of the expected damage is earthquakes (67%) and river and rain flooding (23%). The figures are for the one census tract the town shares with its neighbors. This is FEMA’s model of an average year for today’s buildings, not a forecast.

Is Ridgemark in a flood zone?

Flood zones are drawn street by street, so the answer depends on the address: look it up on FEMA’s flood map. In San Benito County, 17% of homes in mapped flood zones carry federal flood insurance, and 0.6% of all homes do.

How much is flood insurance in Ridgemark?

FEMA’s Community Rating System list shows no discount for Ridgemark’s flood program. Premiums depend on the building; policies usually start 30 days after you buy, so get a quote early.

Is Ridgemark at risk from earthquakes?

It is the largest share of the building damage FEMA expects here (67%), and Ridgemark’s rate for it is in the top 2% of U.S. census tracts.

Storm stories

Memories, warnings and help from neighbors in Ridgemark.

Town Square →
Start the conversation

Sources: FEMA National Risk Index v1.20 (December 2025), census-tract table, combined by where Ridgemark’s residents lived in the 2020 census; OpenFEMA: NFIP redacted claims, multiple-loss properties, community status book and residential penetration rates, housing assistance (owners and renters), public assistance funded projects, hazard mitigation properties and disaster declarations. Homes: Census ACS 2020–24. Preparedness tips: Ready.gov. FEMA’s model is an average of expected damage, not a forecast. How hazard risk is graded.