Boulder Front Range Area Flood Information
Most Damaging floods in Colorado
Colorado floods
Floods on major streams of the Front Range [1864-1976]
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1860-1900:
1 1 1 1 1 1 1 1 1
YEAR 8 8 8 8 8 8 8 8 9
6 6 7 7 8 8 9 9 0
01234567890123456789012345678901234567890
Bear Creek X X X
Big Thompson X X
Boulder Creek X X X
Cache La Poudre X X X
Cherry Creek X X X X
Clear Creek X X X X X
Fountain Creek X X XX X
St. Vrain Creek X X X
South Platte River X X X
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1900-1939:
1 1 1 1 1 1 1 1
YEAR 9 9 9 9 9 9 9 9
0 0 1 1 2 2 3 3
0123456789012345678901234567890123456789
Bear Creek XX X
Big Thompson X X X X X
Boulder Creek X X X
Cache La Poudre X X X X
Cherry Creek X X X
Clear Creek X X X
Fountain Creek X X X X
St. Vrain Creek X X
South Platte River X X X
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1940-1981:
1 1 1 1 1
YEAR 9 9 9 9 9
4 5 6 7 8
012345678901234567890123456789012345678901
Bear Creek XX X X X X
Big Thompson X X X
Boulder Creek
Cache La Poudre X X
Cherry Creek X X X X X
Clear Creek X X
Fountain Creek X X
St. Vrain Creek X X
South Platte River X X X X X X
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Time of year and amount of flooding in the Front Range [1864-1976]
May 1-10 1
May 11-20 3.5
May 21-30 5.5
May 31-Jun 9 9
Jun 10-19 6
Jun 20-29 2
Jun 30-Jul 9 2
Jul 10- 19 6
Jul 20-29 6.5
July 30-Aug 8 8.5
Aug 9-18 1
Aug 19-28 1
Aug 29-Sep 7 2
Sep 8-Sep 17 2
Other
- Front Range from Greeley to Pueblo
June 2-8, 1995
- July 29 1887 Fort Collins
- July 25 & 30-31, 1998 S Platte
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Return to Boulder Climatologies
[Pages are for curiosity only; there are no guarantees that the data is correct.]