On FEMA’s figures, West Whittier-Los Nietos faces more hazard damage per building than 95% of U.S. towns, mostly from earthquakes
On FEMA’s National Risk Index, West Whittier-Los Nietos gets a D for hazard risk: higher expected damage per building than 95% of U.S. towns, #548 of 847 in California. Most of that expected damage is earthquakes (53%), then river and rain flooding (47%). Flood insurance has paid 1 claim here since 1980.
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
What West Whittier-Los Nietos faces
Each hazard’s share of the building damage FEMA expects here, and how its rate compares with the rest of the country.
Earthquakes
River and rain flooding
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.
What’s behind West Whittier-Los Nietos’ grade
Earthquakes are 53% of the building damage FEMA expects in West Whittier-Los Nietos, and West Whittier-Los Nietos’ rate of earthquakes damage is in the top 4% of U.S. census tracts. Next is river and rain flooding at 47% (higher than 90% of U.S. census tracts).
D #548 of 847 in California; higher expected damage per building than 95% of U.S. towns (21,298).
West Whittier-Los Nietos’ residents live in 6 census tracts; FEMA’s figures are combined by where they live.
The typical California town has higher expected damage than 92% of U.S. towns; within the state, West Whittier-Los Nietos has more expected damage per building than 65% of California towns.
In dollars, FEMA expects about $12.8M a year in losses across West Whittier-Los Nietos: $9.9M to buildings, the rest to people and crops.
Does West Whittier-Los Nietos flood? Rarely: 1 flood claim since 1980
Every paid claim on a federal flood insurance policy in West Whittier-Los Nietos, from FEMA’s records: 0.1 per 1,000 homes, fewer than 98% of the 13,809 U.S. towns with a flood insurance record.
West Whittier-Los Nietos isn’t in FEMA’s Community Rating System, which cuts flood insurance up to 45% in towns that do extra flood-proofing.
Insurance rates: Los Angeles County.The storms West Whittier-Los Nietos remembers
None of the 40 disasters declared for Los Angeles County shows FEMA aid or repair money reaching West Whittier-Los Nietos itself in FEMA’s records, so these are its biggest flood-claim years.
- 19801 flood claims paidThe year of Brush and Timber Fires, declared for Los Angeles County
Los Angeles County has had 40 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.
Also 44 FEMA wildfire suppression grants (Fire Management Assistance, not a disaster declaration) for fires in Los Angeles County, 2002–2025.
Old photos of West Whittier-Los Nietos after a storm or flood belong in the town’s history. Add one, or share what you remember below.
Add to the West Whittier-Los Nietos archive →West Whittier-Los Nietos and its neighbors
West Whittier-Los Nietos is 4th of the 4 graded towns here, from least expected damage per building to most. Tap a town to see its hazards.
| Town | Hazard risk | Mostly (buildings) | Flood claims |
|---|---|---|---|
| Pico Rivera | Dmore damage than 91% | earthquakes | 5 |
| Whittier | Dmore damage than 92% | earthquakes | 6 |
| Santa Fe Springs | Dmore damage than 94% | earthquakes | — |
| West Whittier-Los Nietos | Dmore damage than 95% | earthquakes | 1 |
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.
Get ready for what West Whittier-Los Nietos faces
A short kit for the hazards that drive the building damage here, what to check before you buy, and where neighbors get alerts.
- Drop, cover and hold on.
- Strap tall furniture and the water heater to the wall.
- Know how to shut off the gas.
- 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.
- 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.
Know where neighbors sign up for alerts? Add it to the Handbook so everyone has it.
Questions about natural hazards in West Whittier-Los Nietos
Is West Whittier-Los Nietos at risk for natural disasters?
On FEMA’s National Risk Index, West Whittier-Los Nietos has higher expected damage per building than 95% of U.S. towns: D for hazard risk, #548 of 847 in California. Most of the expected damage is earthquakes (53%) and river and rain flooding (47%). This is FEMA’s model of an average year for today’s buildings, not a forecast.
Does West Whittier-Los Nietos flood?
Flood insurance has paid 1 claim in West Whittier-Los Nietos since 1980, $788 in all, or 0.1 per 1,000 homes, fewer than 98% of U.S. towns with a flood insurance record.
Is West Whittier-Los Nietos 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 Los Angeles County, 33% of homes in mapped flood zones carry federal flood insurance, and 0.5% of all homes do.
How much is flood insurance in West Whittier-Los Nietos?
FEMA’s Community Rating System list shows no discount for West Whittier-Los Nietos’ flood program. Premiums depend on the building; policies usually start 30 days after you buy, so get a quote early.
Is West Whittier-Los Nietos at risk from earthquakes?
It is the largest share of the building damage FEMA expects here (53%), and West Whittier-Los Nietos’ rate for it is in the top 4% of U.S. census tracts.
Storm stories
Memories, warnings and help from neighbors in West Whittier-Los Nietos.
Sources: FEMA National Risk Index v1.20 (December 2025), census-tract table, combined by where West Whittier-Los Nietos’ 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.