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Flood in Pike County, Illinois
29 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.
Pike County, Illinois, has 29 flood events in the NCEI record since 1950, with at least one in 14 different years.
May is the busiest month, with 12 of the recorded events. The last 20 years account for 18 events against 11 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 0.4% of the 6,507 flood events recorded in Illinois; its 3.5 per 100 square miles compares with 11.7 statewide.
NCEI attributes 2 deaths in the county to floods and flash floods.
Compared with Illinois
| Measure | Pike County | Illinois | US |
|---|---|---|---|
| Flood events since 1950 | 29 | 6,507 | 183,559 |
| Per 100 square miles | 3.5 | 11.7 | 5.2 |
| Per 10,000 residents | 19.8 | 5.1 | 5.5 |
| Deaths recorded | 2 | 61 | 2,961 |
| Busiest month | May | June | June |
By year
Seasonality
0Feb
0Mar
0Apr
5May
12Jun
6Jul
3Aug
2Sep
1Oct
0Nov
0Dec
0
Recorded events
All 29 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 |
|---|---|---|---|---|---|---|---|
| 8 Jun 2026 | Flood | — | — | — | — | — | County |
| 28 May 2020 | Flash Flood | — | — | — | — | — | County |
| 24 May 2020 | Flash Flood | — | — | — | 1 | — | County |
| 29 May 2019 | Flash Flood | — | — | — | — | — | County |
| 19 Jul 2015 | Flash Flood | — | — | — | 1 | — | County |
| 1 Jun 2013 | Flood | — | $1K | $5K | — | — | County |
| 1 Jun 2013 | Flood | — | $1K | $5K | — | — | County |
| 1 May 2013 | Flood | — | $2K | $10K | — | — | County |
| 1 May 2013 | Flood | — | $2K | $10K | — | — | County |
| 19 Apr 2013 | Flood | — | $5K | $20K | — | — | County |
| 12 Apr 2013 | Flood | — | $2K | $20K | — | — | County |
| 20 Jul 2010 | Flash Flood | — | — | — | — | — | County |
| 14 Jun 2010 | Flood | — | — | — | — | — | County |
| 28 Jul 2009 | Flash Flood | — | — | — | — | — | County |
| 14 Sep 2008 | Flood | — | — | — | — | — | County |
| 3 Jun 2008 | Flash Flood | — | $20K | — | — | 1 | County |
| 3 Jun 2008 | Flood | — | — | $18M | — | — | County |
| 25 Aug 2007 | Flood | — | — | — | — | — | County |
| 25 Aug 2004 | Flash Flood | — | — | — | — | — | County |
| 27 May 2004 | Flash Flood | — | — | — | — | — | County |
| 10 May 2003 | Flash Flood | — | — | — | — | — | County |
| 6 May 2002 | Flash Flood | — | — | — | — | — | County |
| 1 May 2002 | Flood | — | — | — | — | — | Forecast zone |
| 1 May 2002 | Flood | — | — | — | — | — | Forecast zone |
| 27 Apr 2002 | Flood | — | — | — | — | — | Forecast zone |
| 27 Apr 2002 | Flood | — | — | — | — | — | Forecast zone |
| 1 May 2001 | Flood | — | — | — | — | — | Forecast zone |
| 13 Apr 2001 | Flood | — | — | — | — | — | Forecast zone |
| 1 May 1996 | Flood | — | — | — | — | — | Forecast zone |
Questions and answers
How many flood events has Pike County had?
29 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 Pike County?
8 Jun 2026 (Flood). Records reach NCEI about 120 days after the month ends.
What was the most damaging flood event recorded in Pike County?
The flood of 3 Jun 2008, with property damage estimated by NCEI at $0 and crop damage at $18M.
How does Pike County compare with Illinois for flood?
3.5 events per 100 square miles against 11.7 statewide; the county holds 29 of the state's 6,507 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.