Enter any address in Coos County, Oregon to see its FEMA flood zone
River overflow is the dominant flood character in Coos County, Oregon. Between 2020 and 2024, the NOAA Storm Events Database recorded 122 flood events, along with one flash flood and one coastal flood. Recent events include river flooding in March 2025 due to heavy rainfall from stalled frontal systems, and the Coquille River rising above minor flood stage in January 2025.
National Flood Insurance Program (NFIP) data shows that properties in Zone A have experienced the most claims, with an average payout of $26,367 and an average water depth of 4.9 feet. Properties in Zone X_UNSHADED also saw significant claims, averaging $18,125 with a 1.9-foot water depth. Homeowners in areas near rivers, as well as those in coastal zones or without a Base Flood Elevation (BFE), should pay the most attention to flood risk.
Summary generated from NOAA storm narratives and NFIP claim data for this county. Not predictive.
Coos County, Oregon has recorded 124 flood-related events since 1996 according to NOAA's Storm Events Database, including 1 flash floods and 122 river or area floods. The county has received 20 federal disaster declarations, 7 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.
FEMA Disaster Declarations (1964–2025)
Source: OpenFEMA Disaster Declarations Summaries.
| Declaration | Type | Date |
|---|---|---|
| Severe Storms, Flooding, Landslides, And Mudslides | Severe Storm | Mar 13, 2025 |
| Severe Winter Storms, Straight-line Winds, Landslides, And Mudslides | Severe Storm | Jan 10, 2024 |
| Wildfires And Straight-line Winds | Fire | Sep 7, 2020 |
| Covid-19 | Biological | Jan 20, 2020 |
| Covid-19 Pandemic | Biological | Jan 20, 2020 |
| Severe Winter Storms, Flooding, Landslides, And Mudslides | Severe Storm | Feb 23, 2019 |
| Severe Winter Storms, Straight-line Winds, Flooding, Landslides, And Mudslides | Severe Storm | Dec 6, 2015 |
| Severe Winter Storm, Flooding, Landslides, And Mudslides | Flood | Jan 17, 2012 |
| Tsunami Wave Surge | Tsunami | Mar 11, 2011 |
| Severe Storms, Flooding, Landslides, And Mudslides | Severe Storm | Dec 1, 2007 |
NOAA Storm Events Database (1996–2025)
Source: NOAA National Weather Service Storm Events Database.
| Type | Date | Damage |
|---|---|---|
| Flood | Feb 25, 2025 | 0.00K |
| Flood | Mar 16, 2025 | 0.00K |
| Flood | Jan 4, 2025 | 0.00K |
| Flood | Jan 1, 2025 | 0.00K |
| Flood | Dec 29, 2024 | 0.00K |
| Flood | Jan 28, 2024 | 0.00K |
| Flood | Dec 27, 2024 | 0.00K |
| Flood | Jan 17, 2024 | 0.00K |
| Flood | Jan 14, 2024 | 0.00K |
| Flood | Jan 13, 2024 | 0.00K |
Flood — Feb 25, 2025
Three days of heavy rain from a slow moving frontal system caused the Coquille River at Coquille to briefly and slightly rise above minor flood stage.
Flood — Mar 16, 2025
The strongest of a series of frontal systems stalled over southern Oregon on 03/16. It produced heavy rain that caused numerous rivers in southwest Oregon to flood.
Flood — Jan 4, 2025
A new series of frontal systems began on 01/01/2025 and caused the Coquille River at Coquille to rise above minor flood stage again from 01/04 into 01/06, although with a lower peak than occurred at the end of December 2024.
Flood — Jan 1, 2025
A break from the long series of frontal systems occurred from 12/30/2024 into 1/1/2025. This allowed the Coquille River at Coquille to drop below flood stage.
Flood — Dec 29, 2024
A long series of frontal systems brought heavy rain into southwest Oregon, which resulted in moderate flooding on the South Fork of the Coquille River at Myrtle Point.
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 Coos County, Oregon:
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 Coos County, Oregon 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.