Enter any address in Salt Lake County, Utah to see its FEMA flood zone
Flash flooding from summer thunderstorms dominates the flood character of Salt Lake County. Between 1993 and 2023, NOAA data recorded 29 flash flood events and 14 flood events. Recent examples include widespread thunderstorms and flooding impacting areas like West Valley City and Draper in August 2023, and heavy rain causing flash flooding in October 2025.
National Flood Insurance Program (NFIP) claims data shows that properties in Zone A, which has a higher average water depth and payout, have experienced significant flooding. However, claims are also frequent in Zone X and Zone Unknown, indicating that flood risk is not limited to designated high-risk areas. Homeowners in areas with a history of flash flooding, or those located in or near mapped flood zones, should pay particular attention to their flood risk.
Summary generated from NOAA storm narratives and NFIP claim data for this county. Not predictive.
8 NOAA storm reports from this county describe what happened, in the words of the meteorologists who were there.
Salt Lake County, Utah has recorded 43 flood-related events since 1996 according to NOAA's Storm Events Database, including 29 flash floods and 14 river or area floods. The county has received 12 federal disaster declarations, 4 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.
FEMA Disaster Declarations (1983–2021)
Source: OpenFEMA Disaster Declarations Summaries.
| Declaration | Type | Date |
|---|---|---|
| Parleys Canyon Fire | Fire | Aug 14, 2021 |
| Straight-line Winds | Severe Storm | Sep 7, 2020 |
| Earthquake And Aftershocks | Earthquake | Mar 18, 2020 |
| Covid-19 | Biological | Jan 20, 2020 |
| Covid-19 Pandemic | Biological | Jan 20, 2020 |
| Rose Crest Fire | Fire | Jun 29, 2012 |
| Flooding | Flood | Apr 18, 2011 |
| Machine Gun Fire | Fire | Sep 19, 2010 |
| Hurricane Katrina Evacuation | Coastal Storm | Aug 29, 2005 |
| Tornado, Severe Thunderstorms, And Hail | Tornado | Aug 11, 1999 |
NOAA Storm Events Database (1996–2025)
Source: NOAA National Weather Service Storm Events Database.
| Type | Date | Damage |
|---|---|---|
| Flood | Oct 4, 2025 | 500.00K |
| Flash Flood | Sep 4, 2023 | 15.00K |
| Flood | Sep 4, 2023 | 15.00K |
| Flash Flood | Aug 3, 2023 | 16.00M |
| Flash Flood | Aug 3, 2023 | 1.00M |
| Flash Flood | Aug 3, 2023 | 50.00K |
| Flash Flood | Aug 2, 2023 | 100.00K |
| Flood | Aug 2, 2023 | 150.00K |
| Flash Flood | Aug 1, 2023 | 150.00K |
| Flash Flood | Aug 12, 2022 | 10.00K |
Flood — Oct 4, 2025
Heavy rain over a several day period caused flash flooding for much of the Tooele Valley. Rainfall totals through the event ranged from 2-4 inches.
Flash Flood — Sep 4, 2023
An active pattern resulted in strong wind gusts in addition to isolated flash flooding to start the month of September.
Flood — Sep 4, 2023
An active pattern resulted in strong wind gusts in addition to isolated flash flooding to start the month of September.
Flash Flood — Aug 3, 2023
A deep monsoonal event impacted Utah at the beginning of August. Each of these days across northern Utah, widespread thunderstorms and flooding impacted the region. Very heavy rainfall impacted West Valley City, Honeyville, and Draper in particular.
Flash Flood — Aug 2, 2023
A deep monsoonal event impacted Utah at the beginning of August. Each of these days across northern Utah, widespread thunderstorms and flooding impacted the region. Very heavy rainfall impacted West Valley City, Honeyville, and Draper in particular.
Source: NOAA National Weather Service Storm Events Database.
Source: OpenFEMA NFIP Individual Claims (2.25M records analyzed).
FEMA assigns flood zone designations to areas in Salt Lake County, Utah:
AE High Risk — 1% annual chance of flooding. Insurance required.
VE Very High Risk — Coastal flooding with wave action.
X (Shaded) Moderate Risk — 500-year floodplain.
X Low Risk — Outside major floodplains.
Properties in Salt Lake County, Utah that are in FEMA-designated Special Flood Hazard Areas (zones A and V) with federally backed mortgages are required to carry flood insurance.
Even outside high-risk zones, flood insurance is recommended. From 2014 to 2024, nearly one-third of NFIP claims came from outside the high-risk Special Flood Hazard Area.
Visit FloodSmart.gov to find an agent and get a quote.