Enter any address in Harper County, Oklahoma to see its FEMA flood zone
1 NOAA storm reports from this county describe what happened, in the words of the meteorologists who were there.
Harper County, Oklahoma has recorded 9 flood-related events since 1996 according to NOAA's Storm Events Database, including 4 flash floods and 5 river or area floods. The county has received 19 federal disaster declarations. Enter any address above to check its FEMA flood zone designation.
FEMA Disaster Declarations (2001–2023)
Source: OpenFEMA Disaster Declarations Summaries.
| Declaration | Type | Date |
|---|---|---|
| Severe Storms, Straight-line Winds, And Tornadoes | Severe Storm | Jun 14, 2023 |
| Severe Winter Storm | Severe Ice Storm | Feb 8, 2021 |
| Severe Winter Storms | Severe Ice Storm | Feb 8, 2021 |
| 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 |
| Nw Oklahoma Wildfire Outbreak Complex | Fire | Mar 6, 2017 |
| Severe Winter Storm | Severe Storm | Jan 13, 2017 |
| Severe Winter Storm | Severe Storm | Jan 31, 2011 |
| Severe Winter Storm | Severe Storm | Jan 28, 2010 |
NOAA Storm Events Database (1996–2025)
Source: NOAA National Weather Service Storm Events Database.
| Type | Date | Damage |
|---|---|---|
| Flash Flood | Apr 17, 2019 | 0.00K |
| Flood | Jun 14, 2007 | 0.00K |
| Flood | Jun 18, 2005 | — |
| Flood | Jun 10, 2005 | — |
| Flood | Mar 4, 2004 | 1M |
| Flash Flood | Oct 25, 2000 | — |
| Flash Flood | Jun 30, 1999 | — |
| Flood | Apr 14, 1999 | — |
Flash Flood — Apr 17, 2019
A closed upper low, a cold front, and a dryline combined to produce numerous thunderstorms with severe weather on the 17th.
Flood — Jun 14, 2007
With an upper level low pressure system anchored over Oklahoma, showers and thunderstorms developed again in the afternoon of the 14th. Although the main problem continued to be the heavy rain and associated flooding, a few thunderstorms also produced marginally severe hail and wind. Monetary damages were estimated.
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...
Flood — Mar 4, 2004
On March 4-5, a front progressed slightly northward and an upper level system triggered a round of thunderstorms mainly during the afternoon and evening of March 4. The focus of the very heavy rainfall was along a 100-mile wide swath along and northwest of Interstate 44 from southwestern through central and north central Oklahoma. Rainfall amounts of 2.5 to 5 inches were common with locally h...
Flash Flood — Oct 25, 2000
Flash flooding developed across portions of western Oklahoma during the evening of the 24th and early morning of the 25th. Although some flooding developed quickly without extremely heavy rain due to saturated soil, significant amounts of rain were recorded across portions of northwest Oklahoma. Three to 6 inches fell in a 20 mile band extending from near Arnett in Ellis County northeastward th...
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 Harper 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 Harper 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.