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Flood in Aroostook County, Maine
129 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 129 flood events in Aroostook County, Maine, between 1950 and 2026, spread over 26 years.
April is the busiest month, with 42 of the recorded events. The last 20 years account for 110 events against 19 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 8% of the 1,609 flood events recorded in Maine; its 1.9 per 100 square miles compares with 5.2 statewide.
NCEI attributes 1 death in the county to floods and flash floods.
Compared with Maine
| Measure | Aroostook County | Maine | US |
|---|---|---|---|
| Flood events since 1950 | 129 | 1,609 | 183,559 |
| Per 100 square miles | 1.9 | 5.2 | 5.2 |
| Per 10,000 residents | 19.3 | 11.7 | 5.5 |
| Deaths recorded | 1 | 8 | 2,961 |
| Busiest month | April | April | June |
By year
Seasonality
2Feb
0Mar
7Apr
42May
11Jun
20Jul
30Aug
13Sep
2Oct
0Nov
0Dec
2
Recorded events
All 129 events, most recent first. Magnitude is hail size, tornado rating or wind speed as recorded.
| Date | Event type | Magnitude | Property damage | Crop damage | Deaths | Injuries | Geography |
|---|---|---|---|---|---|---|---|
| 18 Mar 2026 | Flood | — | — | — | — | — | County |
| 21 Mar 2025 | Flood | — | — | — | — | — | County |
| 20 Mar 2025 | Flood | — | — | — | — | — | County |
| 19 Mar 2025 | Flood | — | — | — | — | — | County |
| 29 Jun 2023 | Flash Flood | — | — | — | — | — | County |
| 29 Jun 2023 | Flash Flood | — | — | — | — | — | County |
| 14 Apr 2023 | Flood | — | — | — | — | — | County |
| 2 Jan 2023 | Flood | — | — | — | — | — | County |
| 28 May 2022 | Flash Flood | — | — | — | — | — | County |
| 13 Apr 2022 | Flood | — | — | — | — | — | County |
| 12 Apr 2022 | Flood | — | — | — | — | — | County |
| 11 Apr 2022 | Flood | — | — | — | — | — | County |
| 10 Apr 2022 | Flood | — | — | — | — | — | County |
| 1 Apr 2021 | Flood | — | — | — | — | — | County |
| 29 Mar 2021 | Flood | — | — | — | — | — | County |
| 27 Mar 2021 | Flood | — | — | — | — | — | County |
| 14 Apr 2020 | Flood | — | — | — | — | — | County |
| 5 Apr 2020 | Flood | — | — | — | — | — | County |
| 24 Apr 2019 | Flood | — | — | — | — | — | County |
| 17 Apr 2019 | Flood | — | — | — | — | — | County |
| 17 Apr 2019 | Flood | — | — | — | — | — | County |
| 15 Apr 2019 | Flood | — | — | — | — | — | County |
| 1 May 2018 | Flood | — | — | — | — | — | County |
| 1 May 2018 | Flood | — | — | — | — | — | County |
| 28 Apr 2018 | Flood | — | — | — | — | — | County |
| 28 Apr 2018 | Flood | — | $2.8M | — | — | — | County |
| 26 Apr 2018 | Flood | — | — | — | — | — | County |
| 19 Jun 2017 | Flash Flood | — | — | — | — | — | County |
| 19 Jun 2017 | Flash Flood | — | — | — | — | — | County |
| 3 May 2017 | Flood | — | — | — | — | — | County |
| 13 Apr 2017 | Flood | — | — | — | — | — | County |
| 12 Apr 2017 | Flood | — | — | — | — | — | County |
| 11 Apr 2017 | Flood | — | — | — | — | — | County |
| 19 Sep 2016 | Flash Flood | — | — | — | — | — | County |
| 1 Apr 2016 | Flood | — | — | — | — | — | County |
| 30 Sep 2015 | Flood | — | — | — | — | — | County |
| 18 Apr 2015 | Flood | — | — | — | — | — | County |
| 17 Apr 2015 | Flood | — | — | — | — | — | County |
| 16 Apr 2015 | Flood | — | — | — | — | — | County |
| 15 Apr 2015 | Flood | — | — | — | — | — | County |
| 15 Apr 2014 | Flood | — | $80K | — | 1 | — | County |
| 4 Aug 2013 | Flash Flood | — | — | — | — | — | County |
| 17 Jul 2013 | Flash Flood | — | — | — | — | — | County |
| 17 Jul 2013 | Flash Flood | — | — | — | — | — | County |
| 2 Jun 2013 | Flash Flood | — | — | — | — | — | County |
| 2 Jun 2013 | Flash Flood | — | — | — | — | — | County |
| 2 Jun 2013 | Flash Flood | — | — | — | — | — | County |
| 2 Jun 2013 | Flash Flood | — | — | — | — | — | County |
| 2 Jun 2013 | Flash Flood | — | — | — | — | — | County |
| 2 Jun 2013 | Flash Flood | — | — | — | — | — | County |
| 15 Jul 2012 | Flash Flood | — | — | — | — | — | County |
| 29 Jun 2012 | Flash Flood | — | — | — | — | — | County |
| 24 Jun 2012 | Flash Flood | — | — | — | — | — | County |
| 22 Mar 2012 | Flood | — | — | — | — | — | County |
| 7 Aug 2011 | Flood | — | — | — | — | — | County |
| 22 Jul 2011 | Flash Flood | — | — | — | — | — | County |
| 12 Jul 2011 | Flash Flood | — | — | — | — | — | County |
| 12 Jul 2011 | Flash Flood | — | — | — | — | — | County |
| 12 Jul 2011 | Flash Flood | — | — | — | — | — | County |
| 12 Jul 2011 | Flash Flood | — | — | — | — | — | County |
| 4 Jul 2011 | Flash Flood | — | — | — | — | — | County |
| 9 Jun 2011 | Flash Flood | — | — | — | — | — | County |
| 9 Jun 2011 | Flash Flood | — | — | — | — | — | County |
| 8 Jun 2011 | Flash Flood | — | — | — | — | — | County |
| 8 Jun 2011 | Flash Flood | — | — | — | — | — | County |
| 14 Dec 2010 | Flood | — | — | — | — | — | County |
| 13 Dec 2010 | Flood | — | $418K | — | — | — | County |
| 13 Jul 2010 | Flash Flood | — | — | — | — | — | County |
| 13 Jul 2010 | Flash Flood | — | — | — | — | — | County |
| 13 Jul 2010 | Flash Flood | — | — | — | — | — | County |
| 9 Jul 2010 | Flash Flood | — | — | — | — | — | County |
| 9 Jul 2010 | Flash Flood | — | — | — | — | — | County |
| 9 Jul 2010 | Flash Flood | — | $75K | $5K | — | — | County |
| 9 Jul 2010 | Flash Flood | — | — | — | — | — | County |
| 29 Jul 2009 | Flash Flood | — | — | — | — | — | County |
| 29 Jul 2009 | Flash Flood | — | — | — | — | — | County |
| 26 Jun 2009 | Flash Flood | — | — | — | — | — | County |
| 26 Jun 2009 | Flash Flood | — | — | — | — | — | County |
| 26 Jun 2009 | Flash Flood | — | — | — | — | — | County |
| 23 Apr 2009 | Flood | — | — | — | — | — | County |
| 9 Apr 2009 | Flood | — | — | — | — | — | County |
| 7 Apr 2009 | Flood | — | — | — | — | — | County |
| 6 Apr 2009 | Flood | — | — | — | — | — | County |
| 6 Apr 2009 | Flood | — | — | — | — | — | County |
| 5 Apr 2009 | Flood | — | — | — | — | — | County |
| 4 Apr 2009 | Flood | — | — | — | — | — | County |
| 2 Aug 2008 | Flash Flood | — | — | — | — | — | County |
| 2 Aug 2008 | Flash Flood | — | — | — | — | — | County |
| 2 Aug 2008 | Flash Flood | — | — | — | — | — | County |
| 2 Aug 2008 | Flash Flood | — | — | — | — | — | County |
| 21 Jul 2008 | Flash Flood | — | — | — | — | — | County |
| 21 Jul 2008 | Flash Flood | — | — | — | — | — | County |
| 21 Jul 2008 | Flash Flood | — | — | — | — | — | County |
| 21 Jul 2008 | Flash Flood | — | — | — | — | — | County |
| 1 May 2008 | Flood | — | $727K | — | — | — | County |
| 1 May 2008 | Flood | — | $727K | — | — | — | County |
| 1 May 2008 | Flood | — | $727K | — | — | — | County |
| 1 May 2008 | Flood | — | $727K | — | — | — | County |
| 1 May 2008 | Flood | — | $727K | — | — | — | County |
| 1 May 2008 | Flood | — | $727K | — | — | — | County |
| 30 Apr 2008 | Flash Flood | — | — | — | — | — | County |
| 30 Apr 2008 | Flood | — | $727K | — | — | — | County |
| 30 Apr 2008 | Flood | — | $727K | — | — | — | County |
| 30 Apr 2008 | Flood | — | $727K | — | — | — | County |
| 29 Apr 2008 | Flood | — | $727K | — | — | — | County |
| 29 Apr 2008 | Flood | — | $727K | — | — | — | County |
| 29 Apr 2008 | Flood | — | $727K | — | — | — | County |
| 19 Apr 2008 | Flood | — | — | — | — | — | County |
| 18 Apr 2008 | Flood | — | — | — | — | — | County |
| 24 Apr 2007 | Flood | — | — | — | — | — | County |
| 27 Jul 2006 | Flash Flood | — | — | — | — | — | County |
| 17 Jul 2006 | Flash Flood | — | — | — | — | — | County |
| 14 Jul 2006 | Flash Flood | — | — | — | — | — | County |
| 11 Jul 2006 | Flash Flood | — | — | — | — | — | County |
| 4 Jul 2006 | Flood | — | — | — | — | — | County |
| 2 Apr 2006 | Flood | — | — | — | — | — | County |
| 14 Jan 2006 | Flood | — | — | — | — | — | County |
| 30 Aug 2005 | Flash Flood | — | — | — | — | — | County |
| 3 Aug 2004 | Flash Flood | — | — | — | — | — | County |
| 16 Jul 2004 | Flash Flood | — | — | — | — | — | County |
| 10 Aug 2003 | Flash Flood | — | $150K | — | — | — | County |
| 8 Aug 2003 | Flash Flood | — | $50K | — | — | — | County |
| 8 Aug 2003 | Flash Flood | — | — | — | — | — | County |
| 8 Aug 2003 | Flash Flood | — | — | — | — | — | County |
| 30 Jul 2003 | Flash Flood | — | $100K | — | — | — | County |
| 9 Jul 2001 | Flash Flood | — | $35K | — | — | — | County |
| 16 Jun 2001 | Flash Flood | — | — | — | — | — | County |
| 12 Aug 1999 | Flash Flood | — | — | — | — | — | County |
| 15 May 1997 | Flash Flood | — | — | — | — | — | County |
Questions and answers
How many flood events has Aroostook County had?
129 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 Aroostook County?
18 Mar 2026 (Flood). Records reach NCEI about 120 days after the month ends.
What was the most damaging flood event recorded in Aroostook County?
The flood of 28 Apr 2018, with property damage estimated by NCEI at $2.8M.
How does Aroostook County compare with Maine for flood?
1.9 events per 100 square miles against 5.2 statewide; the county holds 129 of the state's 1,609 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.