Enter any address in Alfalfa County, Oklahoma to see its FEMA flood zone
Flash flooding from thunderstorms dominates Alfalfa County's flood events. Between 1993 and 2023, NOAA Storm Events data recorded 26 flash flood events compared to 3 general flood events. Recent examples include flash flooding on July 9, 2016, and September 12, 2008, which resulted from prolonged periods of heavy rainfall and thunderstorms.
National Flood Insurance Program (NFIP) claims data shows that properties designated as Zone A have experienced the majority of flood claims, with an average payout of $7,477 and an average water depth of 2.9 feet. Residents in Zone A, or those whose flood zone designation is unknown, should pay the most attention to potential flood risks.
Summary generated from NOAA storm narratives and NFIP claim data for this county. Not predictive.
5 NOAA storm reports from this county describe what happened, in the words of the meteorologists who were there.
Alfalfa County, Oklahoma has recorded 29 flood-related events since 1996 according to NOAA's Storm Events Database, including 26 flash floods and 3 river or area floods. The county has received 30 federal disaster declarations. Enter any address above to check its FEMA flood zone designation.
FEMA Disaster Declarations (1993–2021)
Source: OpenFEMA Disaster Declarations Summaries.
| Declaration | Type | Date |
|---|---|---|
| Severe Winter Storm | Severe Ice Storm | Feb 8, 2021 |
| Severe Winter Storms | Severe Ice Storm | Feb 8, 2021 |
| Severe Winter Storm | Severe Ice Storm | Oct 26, 2020 |
| Covid-19 | Biological | Jan 20, 2020 |
| Covid-19 Pandemic | Biological | Jan 20, 2020 |
| Severe Storms, Straight-line Winds, Tornadoes, And Flooding | Severe Storm | May 7, 2019 |
| Severe Storms, Tornadoes, Straight-line Winds, And Flooding | Severe Storm | Apr 30, 2019 |
| Severe Storms, Tornadoes, Straight-line Winds, And Flooding | Tornado | May 16, 2017 |
| Severe Winter Storms And Flooding | Severe Storm | Dec 26, 2015 |
| Severe Winter Storms And Flooding | Severe Ice Storm | Nov 27, 2015 |
NOAA Storm Events Database (1996–2025)
Source: NOAA National Weather Service Storm Events Database.
| Type | Date | Damage |
|---|---|---|
| Flash Flood | May 7, 2019 | 0.00K |
| Flash Flood | Jul 9, 2016 | 0.00K |
| Flood | Sep 12, 2008 | 0.00K |
| Flash Flood | Sep 12, 2008 | 0.00K |
| Flash Flood | Sep 12, 2008 | 1.80M |
| Flash Flood | Jun 10, 2005 | — |
| Flash Flood | Jul 5, 2004 | — |
| Flood | Mar 4, 2004 | — |
| Flash Flood | Oct 3, 2002 | 0K |
| Flash Flood | Oct 3, 2002 | 60K |
Flash Flood — May 7, 2019
Numerous supercell storms were followed by a large line of thunderstorms that produced severe weather on the evening and overnight of the 7th into the 8th.
Flash Flood — Jul 9, 2016
The 9th saw isolated to scattered storms develop across parts of Oklahoma and western north Texas, producing some severe wind and hail and flash flooding.
Flood — Sep 12, 2008
A prolonged area of southwest flow aloft developed over much of Oklahoma during the period from the 10th through the 12th. Numerous upper level disturbances moving through the flow, as well as a very moist air mass allowed for several rounds of showers and thunderstorms to develop and move northeast, much of the time moving over the same areas. Moisture associated with the remnants of Tropical ...
Flash Flood — Sep 12, 2008
A prolonged area of southwest flow aloft developed over much of Oklahoma during the period from the 10th through the 12th. Numerous upper level disturbances moving through the flow, as well as a very moist air mass allowed for several rounds of showers and thunderstorms to develop and move northeast, much of the time moving over the same areas. Moisture associated with the remnants of Tropical ...
Flash Flood — Jun 10, 2005
During a 72-hour period on June 10-13, strong to severe rainfall-producing thunderstorms helped produce a significant flood event across northwestern through central Oklahoma, especially in the Cimarron River basin. Due to the saturating rains flash flooding also occurred in portions of northwest Oklahoma. During this period a strong upper level storm system combined with quasi-stationary front...
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 Alfalfa County, Oklahoma:
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 Alfalfa County, Oklahoma 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.