States › Arizona › Coconino County › Flood
Flood in Coconino County, Arizona
327 floods and flash floods events in the NCEI Storm Events record, 1950 to 2026. Event types counted: Flood, Flash Flood, Coastal Flood, Lakeshore Flood.
NCEI notes that Storm Data is compiled from a variety of sources including the National Weather Service, other federal, state and local agencies, the media and the public; that property and crop damage figures are estimates; and that some events are recorded by NWS forecast zone rather than by county. FEMA notes that NFIP claim records are redacted and aggregated to protect the privacy of policyholders. Storm records through 30 Jun 2026.
NCEI records 327 flood events in Coconino County, Arizona, between 1950 and 2026, spread over 30 years.
July is the busiest month, with 123 of the recorded events. The last 20 years account for 251 events against 76 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 8.4% of the 3,896 flood events recorded in Arizona; its 1.8 per 100 square miles compares with 3.4 statewide.
NCEI attributes 24 deaths in the county to floods and flash floods.
Compared with Arizona
| Measure | Coconino County | Arizona | US |
|---|---|---|---|
| Flood events since 1950 | 327 | 3,896 | 183,559 |
| Per 100 square miles | 1.8 | 3.4 | 5.2 |
| Per 10,000 residents | 22.5 | 5.4 | 5.5 |
| Deaths recorded | 24 | 127 | 2,961 |
| Busiest month | July | August | June |
By year
Seasonality
0Feb
4Mar
3Apr
3May
2Jun
10Jul
123Aug
114Sep
44Oct
22Nov
1Dec
1
Recorded events
The 181 events kept for this page are the 120 most recent plus the 80 with the most damage, deaths or injuries out of 327. Magnitude is hail size, tornado rating or wind speed as recorded.
| Date | Event type | Magnitude | Property damage | Crop damage | Deaths | Injuries | Geography |
|---|---|---|---|---|---|---|---|
| 14 Jun 2026 | Flash Flood | — | — | — | — | — | County |
| 14 Jun 2026 | Flash Flood | — | — | — | — | — | County |
| 11 Oct 2025 | Flood | — | — | — | — | — | County |
| 11 Oct 2025 | Flash Flood | — | — | — | — | — | County |
| 10 Oct 2025 | Flash Flood | — | — | — | — | — | County |
| 9 Oct 2025 | Flash Flood | — | — | — | — | — | County |
| 9 Oct 2025 | Flash Flood | — | — | — | — | — | County |
| 27 Sep 2025 | Flash Flood | — | — | — | — | — | County |
| 4 Sep 2025 | Flash Flood | — | — | — | — | — | County |
| 4 Sep 2025 | Flash Flood | — | — | — | — | — | County |
| 26 Aug 2025 | Flash Flood | — | — | — | — | — | County |
| 26 Aug 2025 | Flash Flood | — | — | — | — | — | County |
| 24 Aug 2025 | Flash Flood | — | — | — | — | — | County |
| 10 Aug 2025 | Flash Flood | — | — | — | — | — | County |
| 17 Jul 2025 | Flash Flood | — | — | — | — | — | County |
| 16 Jul 2025 | Flash Flood | — | — | — | — | — | County |
| 2 Jul 2025 | Flash Flood | — | — | — | — | — | County |
| 3 Jun 2025 | Flash Flood | — | — | — | — | — | County |
| 3 Jun 2025 | Flash Flood | — | — | — | — | — | County |
| 22 Aug 2024 | Flash Flood | — | $1.0M | — | 1 | — | County |
| 13 Aug 2024 | Flash Flood | — | — | — | — | — | County |
| 12 Aug 2024 | Flash Flood | — | — | — | — | — | County |
| 4 Aug 2024 | Flash Flood | — | — | — | — | — | County |
| 30 Jun 2024 | Flash Flood | — | — | — | — | — | County |
| 27 Jun 2024 | Flash Flood | — | — | — | — | — | County |
| 25 Jun 2024 | Flash Flood | — | — | — | — | — | County |
| 13 Sep 2023 | Flash Flood | — | — | — | — | — | County |
| 2 Sep 2023 | Flash Flood | — | — | — | — | — | County |
| 2 Sep 2023 | Flash Flood | — | — | — | — | — | County |
| 2 Sep 2023 | Flash Flood | — | $500K | — | — | — | County |
| 24 Aug 2023 | Flash Flood | — | — | — | — | — | County |
| 24 Aug 2023 | Flash Flood | — | — | — | — | — | County |
| 22 Aug 2023 | Flash Flood | — | $7.0M | — | — | — | County |
| 11 Aug 2023 | Flash Flood | — | — | — | — | — | County |
| 9 Aug 2023 | Flash Flood | — | — | — | — | — | County |
| 30 Jul 2023 | Flash Flood | — | — | — | — | — | County |
| 30 Jul 2023 | Flash Flood | — | — | — | — | — | County |
| 30 Jul 2023 | Flash Flood | — | — | — | — | — | County |
| 29 Jul 2023 | Flash Flood | — | — | — | — | — | County |
| 12 Apr 2023 | Flood | — | — | — | — | — | County |
| 10 Apr 2023 | Flood | — | — | — | — | — | County |
| 10 Apr 2023 | Flood | — | — | — | — | — | County |
| 21 Mar 2023 | Flood | — | — | — | — | — | County |
| 21 Mar 2023 | Flood | — | — | — | — | — | County |
| 15 Mar 2023 | Flood | — | — | — | — | — | County |
| 1 Oct 2022 | Flash Flood | — | $250K | — | — | — | County |
| 21 Sep 2022 | Flash Flood | — | — | — | — | — | County |
| 14 Sep 2022 | Flash Flood | — | — | — | — | — | County |
| 10 Sep 2022 | Flash Flood | — | — | — | — | — | County |
| 10 Sep 2022 | Flash Flood | — | — | — | — | — | County |
| 10 Sep 2022 | Flash Flood | — | — | — | — | — | County |
| 24 Aug 2022 | Flash Flood | — | — | — | — | — | County |
| 24 Aug 2022 | Flash Flood | — | $500K | — | — | — | County |
| 24 Aug 2022 | Flash Flood | — | — | — | — | — | County |
| 21 Aug 2022 | Flash Flood | — | — | — | — | — | County |
| 21 Aug 2022 | Flash Flood | — | — | — | — | — | County |
| 18 Aug 2022 | Flash Flood | — | — | — | — | — | County |
| 17 Aug 2022 | Flash Flood | — | — | — | — | — | County |
| 17 Aug 2022 | Flash Flood | — | — | — | — | — | County |
| 16 Aug 2022 | Flash Flood | — | — | — | — | — | County |
| 15 Aug 2022 | Flash Flood | — | — | — | — | — | County |
| 15 Aug 2022 | Flash Flood | — | — | — | — | — | County |
| 15 Aug 2022 | Flash Flood | — | — | — | — | — | County |
| 15 Aug 2022 | Flash Flood | — | — | — | — | — | County |
| 15 Aug 2022 | Flash Flood | — | $20K | — | — | — | County |
| 14 Aug 2022 | Flash Flood | — | — | — | — | — | County |
| 13 Aug 2022 | Flash Flood | — | $50K | — | — | — | County |
| 12 Aug 2022 | Flash Flood | — | — | — | — | — | County |
| 12 Aug 2022 | Flash Flood | — | $50K | — | — | — | County |
| 11 Aug 2022 | Flash Flood | — | — | — | — | — | County |
| 10 Aug 2022 | Flash Flood | — | — | — | — | — | County |
| 7 Aug 2022 | Flash Flood | — | — | — | — | — | County |
| 7 Aug 2022 | Flash Flood | — | $1.0M | — | — | — | County |
| 31 Jul 2022 | Flood | — | — | — | — | — | County |
| 30 Jul 2022 | Flash Flood | — | — | — | — | — | County |
| 30 Jul 2022 | Flash Flood | — | $20K | — | — | — | County |
| 30 Jul 2022 | Flash Flood | — | — | — | — | — | County |
| 30 Jul 2022 | Flash Flood | — | — | — | — | — | County |
| 29 Jul 2022 | Flash Flood | — | $1.0M | — | — | — | County |
| 27 Jul 2022 | Flash Flood | — | — | — | — | — | County |
| 27 Jul 2022 | Flash Flood | — | $200K | — | — | — | County |
| 27 Jul 2022 | Flash Flood | — | — | — | — | — | County |
| 26 Jul 2022 | Flash Flood | — | — | — | — | — | County |
| 25 Jul 2022 | Flash Flood | — | — | — | — | — | County |
| 25 Jul 2022 | Flash Flood | — | — | — | — | — | County |
| 25 Jul 2022 | Flash Flood | — | — | — | — | — | County |
| 25 Jul 2022 | Flash Flood | — | — | — | — | — | County |
| 24 Jul 2022 | Flash Flood | — | — | — | — | — | County |
| 24 Jul 2022 | Flash Flood | — | — | — | — | — | County |
| 23 Jul 2022 | Flash Flood | — | — | — | — | — | County |
| 23 Jul 2022 | Flash Flood | — | $250K | — | — | — | County |
| 23 Jul 2022 | Flash Flood | — | — | — | — | — | County |
| 15 Jul 2022 | Flash Flood | — | — | — | — | — | County |
| 14 Jul 2022 | Flash Flood | — | $50K | — | — | — | County |
| 5 Jul 2022 | Flash Flood | — | — | — | — | — | County |
| 26 Jun 2022 | Flash Flood | — | $100K | — | — | — | County |
| 26 Jun 2022 | Flash Flood | — | $60K | — | — | — | County |
| 27 Sep 2021 | Flash Flood | — | — | — | — | — | County |
| 26 Sep 2021 | Flash Flood | — | — | — | — | — | County |
| 1 Sep 2021 | Flash Flood | — | — | — | — | — | County |
| 1 Sep 2021 | Flash Flood | — | — | — | — | — | County |
| 1 Sep 2021 | Flash Flood | — | — | — | — | — | County |
| 18 Aug 2021 | Flash Flood | — | — | — | — | — | County |
| 18 Aug 2021 | Flash Flood | — | — | — | — | — | County |
| 17 Aug 2021 | Flash Flood | — | — | — | — | — | County |
| 17 Aug 2021 | Flash Flood | — | — | — | — | — | County |
| 17 Aug 2021 | Flash Flood | — | — | — | — | — | County |
| 17 Aug 2021 | Flash Flood | — | — | — | — | — | County |
| 31 Jul 2021 | Flash Flood | — | — | — | 1 | — | County |
| 29 Jul 2021 | Flood | — | — | — | — | — | County |
| 29 Jul 2021 | Flash Flood | — | — | — | — | — | County |
| 27 Jul 2021 | Flash Flood | — | — | — | — | — | County |
| 26 Jul 2021 | Flash Flood | — | — | — | — | — | County |
| 25 Jul 2021 | Flash Flood | — | — | — | 1 | — | County |
| 25 Jul 2021 | Flash Flood | — | — | — | — | — | County |
| 25 Jul 2021 | Flash Flood | — | — | — | 1 | — | County |
| 24 Jul 2021 | Flash Flood | — | — | — | — | — | County |
| 24 Jul 2021 | Flash Flood | — | — | — | — | — | County |
| 24 Jul 2021 | Flash Flood | — | — | — | — | — | County |
| 23 Jul 2021 | Flash Flood | — | — | — | — | — | County |
| 16 Jul 2021 | Flash Flood | — | $250K | — | — | — | County |
| 14 Jul 2021 | Flash Flood | — | — | — | 1 | 4 | County |
| 14 Jul 2021 | Flash Flood | — | $100K | — | — | — | County |
| 18 Jul 2018 | Flash Flood | — | $100K | — | — | — | County |
| 17 Aug 2013 | Flash Flood | — | $10K | — | — | — | County |
| 26 Jul 2013 | Flash Flood | — | $50K | — | — | — | County |
| 25 Jul 2013 | Flash Flood | — | $20K | — | — | — | County |
| 25 Jul 2013 | Flash Flood | — | $10K | — | — | — | County |
| 21 Jul 2013 | Flash Flood | — | $30K | — | — | — | County |
| 16 Jul 2013 | Flash Flood | — | $30K | — | — | — | County |
| 13 Sep 2011 | Flash Flood | — | $750K | — | — | — | County |
| 11 Sep 2011 | Flash Flood | — | $30K | — | — | — | County |
| 6 Sep 2011 | Flash Flood | — | $20K | — | — | — | County |
| 19 Aug 2011 | Flash Flood | — | $10K | — | — | — | County |
| 1 Aug 2011 | Flood | — | $10K | — | — | — | County |
| 28 Jul 2011 | Flash Flood | — | $10K | — | — | — | County |
| 28 Jul 2011 | Flash Flood | — | $10K | — | — | — | County |
| 10 Jul 2011 | Flash Flood | — | $10K | — | — | — | County |
| 4 Jul 2011 | Flash Flood | — | $10K | — | — | — | County |
| 3 Jul 2011 | Flash Flood | — | $10K | — | — | — | County |
| 3 Oct 2010 | Flash Flood | — | $1.6M | — | — | — | County |
| 16 Aug 2010 | Flash Flood | — | $200K | — | — | — | County |
| 30 Jul 2010 | Flash Flood | — | — | — | — | 5 | County |
| 30 Jul 2010 | Flash Flood | — | $40K | — | — | — | County |
| 30 Jul 2010 | Flood | — | $40K | — | — | — | County |
| 27 Jul 2010 | Flash Flood | — | $200K | — | — | — | County |
| 22 Jul 2010 | Flash Flood | — | $1.2M | — | — | — | County |
| 20 Jul 2010 | Flash Flood | — | $2.0M | — | 1 | — | County |
| 16 Jul 2010 | Flash Flood | — | $400K | — | — | — | County |
| 22 May 2009 | Flash Flood | — | $40K | — | — | — | County |
| 16 Aug 2008 | Flash Flood | — | $10M | — | — | — | County |
| 11 Aug 2001 | Flash Flood | — | — | — | 3 | — | County |
| 7 Aug 2001 | Flash Flood | — | — | — | 2 | — | County |
| 27 Jul 1999 | Flood | — | $1K | — | — | — | County |
| 14 Jul 1999 | Flash Flood | — | $2.5M | — | — | 4 | County |
| 25 Oct 1998 | Flood | — | — | — | — | — | County |
| 11 Sep 1998 | Flood | — | — | — | — | — | County |
| 5 Sep 1998 | Flood | — | — | — | — | — | County |
| 4 Sep 1998 | Flood | — | — | — | — | — | County |
| 22 Jul 1998 | Flash Flood | — | — | — | — | — | County |
| 6 Jul 1998 | Flood | — | — | — | — | — | County |
| 5 Jul 1998 | Flood | — | — | — | — | — | County |
| 7 Oct 1997 | Flood | — | — | — | — | — | County |
| 2 Oct 1997 | Flood | — | — | — | — | — | County |
| 25 Sep 1997 | Flood | — | — | — | — | — | County |
| 13 Sep 1997 | Flood | — | $500 | — | — | — | County |
| 11 Sep 1997 | Flash Flood | — | — | — | 2 | 1 | County |
| 5 Sep 1997 | Flood | — | — | — | — | — | County |
| 2 Sep 1997 | Flash Flood | — | — | — | — | — | County |
| 31 Aug 1997 | Flash Flood | — | $10K | — | — | — | County |
| 25 Aug 1997 | Flood | — | — | — | — | — | County |
| 12 Aug 1997 | Flash Flood | — | — | — | 11 | 1 | County |
| 10 Aug 1997 | Flash Flood | — | $300K | — | — | — | County |
| 10 Aug 1997 | Flash Flood | — | $5K | — | — | — | County |
| 4 Aug 1997 | Flood | — | $1K | — | — | — | County |
| 3 Aug 1997 | Flash Flood | — | $1K | — | — | — | County |
| 31 Aug 1996 | Flood | — | — | — | — | — | County |
| 25 Aug 1996 | Flood | — | — | — | — | — | County |
| 25 Aug 1996 | Flood | — | — | — | — | — | County |
| 18 Aug 1996 | Flood | — | — | — | — | — | County |
| 1 Aug 1996 | Flood | — | $1K | — | — | 1 | County |
Questions and answers
How many flood events has Coconino County had?
327 events in the NCEI Storm Events record between 1950 and 2026. Reporting of floods and flash floods became far more complete after 1996, so early decades undercount.
When was the last recorded flood event in Coconino County?
14 Jun 2026 (Flash Flood). Records reach NCEI about 120 days after the month ends.
What was the most damaging flood event recorded in Coconino County?
The flash flood of 16 Aug 2008, with property damage estimated by NCEI at $10M.
How does Coconino County compare with Arizona for flood?
1.8 events per 100 square miles against 3.4 statewide; the county holds 327 of the state's 3,896 recorded events.
Provenance
NOAA NCEI Storm Events Database, yearly details files through 30 Jun 2026, public domain. County-recorded events plus zone-recorded events whose forecast zone is named for the county (marked "Forecast zone"). Population and area from the US Census Bureau (2021). Built 1 Oct 2026. See the methodology, the Flood hub and the county page.