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The Natural Hazard Disclosure Report for an LA Condo, Explained

Six checkboxes on a one-page form tell you whether an LA condo sits in a fault zone, a liquefaction zone, a flood zone or a fire zone. What each one means when you are buying an interest in a building rather than a lot.

LA Condo HQLA Condo HQ
August 17, 20266 min read
The Natural Hazard Disclosure Report for an LA Condo, Explained

California's Natural Hazard Disclosure Statement is a one-page form, required by Civil Code section 1103 on most residential resales including condos, that answers six yes-or-no questions: is this property in a flood zone, a dam inundation area, a very high fire hazard zone, a state wildland fire area, an earthquake fault zone, or a seismic hazard zone.

What the form is, and what it is not

The NHD statement is a map lookup. A third-party report company takes the property's address, checks it against six sets of state and federal hazard maps, and returns a yes or a no for each. The seller delivers it with the disclosure package, and in Southern California customarily orders and pays for the report, though that is negotiable rather than fixed by law.

What it is not is an inspection. Nobody visits the building, looks at the soil or forms an opinion about how this particular structure would perform in the hazard the map describes. A yes tells you the property sits inside a mapped zone. It tells you nothing about the building on it, and buyers get that backwards in both directions.

The six boxes, one at a time

The first two are water. A special flood hazard area is FEMA's designation, and inside one a lender will generally require flood insurance. An area of potential flooding is the dam inundation map: the modelled path of water if a specific dam failed. The second one surprises people, because it can reach neighborhoods that have never flooded from rain.

The next two are fire: a very high fire hazard severity zone is the local-responsibility designation, and a state responsibility area wildland zone is the state's. For most mid-rise and high-rise condo stock these come back no, but hillside and canyon-adjacent buildings on the edges of Hollywood and the Santa Monica Mountains are where a yes appears, and it can show up in what the association pays to insure the building.

The last two are earthquake, and in Los Angeles they are the ones that matter most. An earthquake fault zone is an Alquist-Priolo zone: a mapped band along a known active surface fault, drawn to keep new habitable structures off the trace itself. The Hollywood fault along the base of the hills and the Santa Monica fault across the Westside both carry mapped zones, which is why an Alquist-Priolo yes is not exotic here.

A seismic hazard zone is different and broader. Under the Seismic Hazards Mapping Act the state maps areas susceptible to liquefaction — where saturated soil can behave like a liquid during strong shaking — and to earthquake-induced landslide. Low-lying, water-adjacent and former-wetland ground is where liquefaction zones concentrate. Check the specific address on the state's own map viewer rather than assuming from the neighborhood: the boundaries do not follow neighborhood lines, and our profiles at /neighborhoods/marina-del-rey, /neighborhoods/venice and /neighborhoods/playa-vista are geography, not hazard maps.

Why a yes means something different in a condo

When you buy a house, a hazard zone is your problem and your asset: you can commission a soils report, retrofit the foundation and buy the insurance. When you buy a condo, you are buying an interest in a common structure on common land, and a liquefaction zone under the building is not something an individual owner can address. You do not own the foundation. The association does.

So a yes on either earthquake box converts, for a condo buyer, into three questions aimed at the association rather than the property: what does the reserve study fund and at what percentage, what does the master policy cover and what does it exclude, and has the building been through any seismic retrofit requirement. The form does not answer any of the three. It only tells you that you need to ask.

It is also why earthquake cover here is a two-policy question — what the association carries, and what an owner carries separately — which we work through at /blog/la-condo-earthquake-insurance-explained.

The notices that ride along with it

The NHD rarely arrives alone, and two companions are worth naming.

The first is the Mello-Roos and 1915 Act bond notice under Civil Code section 1102.6b. If the property sits inside a community facilities district, a special tax rides on the annual property tax bill on top of the regular assessment, and the seller has to disclose it. In Los Angeles a master-planned district is where one is most likely to turn up, so read the notice rather than assuming. How that line fits the rest of the bill is at /blog/la-condo-property-taxes-prop-13-measure-ula.

The second is the transfer disclosure statement, the seller's own account of what they know. The NHD is a map; the TDS is a memory. When the two disagree — a no on the form beside a seller's note about water intrusion — the disagreement is the information.

Reading it against the association's documents

The NHD lands early, usually with the first disclosure package, and the standard California purchase agreement's investigation contingency is commonly 17 days by default. The association's own paperwork under Civil Code section 4525 arrives on its own timetable, and what is in it is at /blog/hoa-resale-package-la-condo.

Read them together. Take each hazard yes and find the matching line in the association's documents: the reserve study for structural funding, the master policy declarations for what is insured, the minutes for any talk of retrofit or assessment. If the building is older concrete or a soft-story type, the city's retrofit programme may already govern it — see /blog/la-seismic-retrofit-condo-buyers. If it has exterior elevated elements, the balcony inspection law is a separate obligation with its own deadline, at /blog/sb-326-balcony-inspection-la-condos.

A hazard yes with a funded reserve, a current inspection and a clear insurance position is a different purchase from the same yes with none of those. The form cannot tell them apart. You can.

Questions LA condo buyers ask about the natural hazard disclosure

Do condos require a natural hazard disclosure in California?

Yes. Civil Code section 1103 applies to most residential resales of one-to-four units, and a condominium unit is covered. The report is delivered as part of the seller's disclosure package.

What are the six hazards on the NHD statement?

A special flood hazard area under FEMA maps, an area of potential flooding from dam inundation, a very high fire hazard severity zone, a state responsibility area wildland fire zone, an earthquake fault zone under the Alquist-Priolo Act, and a seismic hazard zone for liquefaction or earthquake-induced landslide under the Seismic Hazards Mapping Act.

Is it bad if an LA condo is in a liquefaction zone?

Not automatically. A seismic hazard zone yes describes mapped soil susceptibility over an area, not an engineering finding about your building. What matters is what the association has done about it: reserve funding, master policy coverage and exclusions, and retrofit status.

Does the NHD tell me whether the building has been retrofitted?

No. The NHD reports mapped hazard zones only. Seismic retrofit status, balcony inspection compliance, reserve funding and insurance coverage all sit in the association's documents and city records, and none of them appears on the form.

Who pays for the natural hazard disclosure report?

In Southern California practice the seller customarily orders and pays for it, and it arrives with the rest of the disclosure package. Nothing in the statute fixes who pays, so the purchase agreement controls — the law requires that the disclosure be delivered, not that a particular party fund it.

Turning six checkboxes into three questions

For every yes on the form, ask what the association has funded, what its insurance covers, and what a government programme already requires of the building. Then get the documents that answer those three, rather than a second opinion on the map.

You generally have time to do it. Our market report at /market-stats puts the median Los Angeles condo sale price at $870,000, or $688 per square foot, with 1,975 active listings, about 8.7 months of supply and a median 42 days on market as of August 2026, computed from the live CRMLS feed and last updated August 17, 2026. At that level of supply the market reads as buyer-favoring, which is the condition in which a careful disclosure review is realistic rather than a way to lose the unit. The listings are at /condos-for-sale.

We are a research and listings platform, not a brokerage, and this is general information rather than legal advice. We do not list on the MLS, negotiate offers or close transactions. When you want the reserve study, master policy declarations and retrofit status for a specific building, we introduce you to a licensed partner agent.

Tagged:natural hazard disclosuredisclosuresliquefactionAlquist-PrioloLA condos
LA Condo HQ

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LA Condo HQ

Los Angeles Condo Specialists

LA Condo HQ is a Los Angeles condo platform — in-depth profiles for the condo buildings we track across Los Angeles, live MLS listings for sale and rent, transparent market data refreshed hourly, and honest, pressure-free guidance for buyers, sellers and investors across Southern California.

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