Dams in Monona County, Iowa

198Total Dams
0High Hazard
1Significant

Dam Safety in Monona County, Iowa

Monona County has 198 dams tracked in the National Inventory of Dams. Another 1 carry a significant hazard classification. Currently, 1 dam has a condition assessment of poor or unsatisfactory.

The average dam in Monona County is 60 years old. The most common purpose is fire protection, stock, or small fish pond. The tallest dam is Croy Subwatershed Site M-10500 at 67 ft.

DamHazardConditionHeight (ft)PurposeYear
Arnold-armstrong Subwtrshd Gully 23SignificantFair36Fire Protection, Stock, Or Small Fish Pond1961
Croy Subwatershed Site M-10500LowNot assessed67Fire Protection, Stock, Or Small Fish Pond1952
West Beaver Subwatershed Sta 23+45 #aLowNot assessed65Fire Protection, Stock, Or Small Fish Pond1961
Upper Beaver Subwatershed Site 6-1LowNot assessed64Fire Protection, Stock, Or Small Fish Pond1967
Andresen/coberly DamLowNot assessed60Fire Protection, Stock, Or Small Fish Pond1977
Upper Beaver Subwatershed Site M-1LowPoor60Fire Protection, Stock, Or Small Fish Pond1967
Davis-battle Cr. Watershed Site C-12-1LowNot assessed60Fire Protection, Stock, Or Small Fish Pond1964
Davis-battle Cr. Watershed Site E-1LowNot assessed58Fire Protection, Stock, Or Small Fish Pond1969
Savery/welliver DamLowFair57Fire Protection, Stock, Or Small Fish Pond1966
Mc Call Subwatershed Site M-1LowNot assessed56Fire Protection, Stock, Or Small Fish Pond1963
Leech Hollow Subwatershed Site C-2LowNot assessed56Fire Protection, Stock, Or Small Fish Pond1978
Upper Beaver Subwatershed Site 15-1LowNot assessed54Fire Protection, Stock, Or Small Fish Pond1966
Iowa Noname33LowNot assessed53Fire Protection, Stock, Or Small Fish Pond1966
Phillips Subwatershed Site 3250LowNot assessed53Fire Protection, Stock, Or Small Fish Pond1956
Rodney Subwatershed Site 8-1LowNot assessed53Fire Protection, Stock, Or Small Fish Pond1969
Olson/mann DamLowNot assessed52Fire Protection, Stock, Or Small Fish Pond1959
Leech Hollow Subwatershed Site C-12LowNot assessed52Fire Protection, Stock, Or Small Fish Pond1978
Davis-battle Cr. Watershed Site H-4-1LowNot assessed52Fire Protection, Stock, Or Small Fish Pond1963
Reed Subwatershed Sta 71+10LowNot assessed51Fire Protection, Stock, Or Small Fish Pond1966
Upper Beaver Subwatershed Site 20-1LowNot assessed51Fire Protection, Stock, Or Small Fish Pond1967
Reed Subwatershed Sta 45+25 #4LowNot assessed51Fire Protection, Stock, Or Small Fish Pond1966
U-b Subwatershed Site 2-2LowNot assessed51Fire Protection, Stock, Or Small Fish Pond1962
Leech Hollow Subwatershed Site C-5LowNot assessed51Fire Protection, Stock, Or Small Fish Pond1978
Barber Hollow Subwatershed Site 5-1LowNot assessed51Fire Protection, Stock, Or Small Fish Pond1966
Davis-battle Cr. Watershed Site H-4-4LowNot assessed51Fire Protection, Stock, Or Small Fish Pond1966
Phillips Subwatershed Site 5740LowNot assessed50Fire Protection, Stock, Or Small Fish Pond1956
Mike Mikkelson Subwatershed 5-5020LowNot assessed50Fire Protection, Stock, Or Small Fish Pond1970
Huff Subwatershed Sta 77+72 #1LowNot assessed50Fire Protection, Stock, Or Small Fish Pond1963
Arnold-armstrong Subwtrshd Sta 69+48LowNot assessed49Fire Protection, Stock, Or Small Fish Pond1963
Upper Beaver Subwatershed Site 50-1LowNot assessed49Fire Protection, Stock, Or Small Fish Pond1968
Upper Beaver Subwatershed Site 4-1LowNot assessed49Fire Protection, Stock, Or Small Fish Pond1968
Naurude DamLowNot assessed48Fire Protection, Stock, Or Small Fish Pond1967
Reed Subwatershed Sta 46+55 #11LowNot assessed48Fire Protection, Stock, Or Small Fish Pond1966
Mc Call Subwatershed Site M-2LowNot assessed47Fire Protection, Stock, Or Small Fish Pond1963
Davis-battle Cr. Watershed Site H-4-2LowNot assessed47Fire Protection, Stock, Or Small Fish Pond1966
Little Sioux Scout Ranch DamLowNot assessed46Recreation1974
Croy Subwatershed Site 2530LowNot assessed46Fire Protection, Stock, Or Small Fish Pond1951
Davis-battle Cr. Watershed Site D-3LowNot assessed46Fire Protection, Stock, Or Small Fish Pond1963
Iowa Noname76LowNot assessed45Fire Protection, Stock, Or Small Fish Pond1974
Coberly/butler DamLowNot assessed45Fire Protection, Stock, Or Small Fish Pond1968
Hull/coberly DamLowNot assessed45Fire Protection, Stock, Or Small Fish Pond1967
Croy Subwatershed Site G3-4083LowNot assessed45Fire Protection, Stock, Or Small Fish Pond1951
Lawson Subwatershed Site 2-2LowNot assessed45Fire Protection, Stock, Or Small Fish Pond1968
Arnold-armstrong Subwtrshd Sta 2+05 #3LowNot assessed45Fire Protection, Stock, Or Small Fish Pond1962
Huff Subwatershed Sta 42+70 #1LowNot assessed45Fire Protection, Stock, Or Small Fish Pond1963
Monona County Roadgrade Dam 5-82-42LowNot assessed45Fire Protection, Stock, Or Small Fish Pond1967
Hieber DamLowNot assessed44Fire Protection, Stock, Or Small Fish Pond2000
Hanigan DamLowNot assessed44Fire Protection, Stock, Or Small Fish Pond2001
Nass DamLowNot assessed44Fire Protection, Stock, Or Small Fish Pond1999
Moore Subwatershed Site M-10180LowNot assessed44Fire Protection, Stock, Or Small Fish Pond1955
Reed Subwatershed Sta 46+80 #3LowNot assessed44Fire Protection, Stock, Or Small Fish Pond1966
Arnold-armstrong Subwtrshd Sta27+80 #26LowNot assessed44Fire Protection, Stock, Or Small Fish Pond1961
West Beaver Subwatershed Sta 33+30LowNot assessed44Fire Protection, Stock, Or Small Fish Pond1961
Coberly DamLowNot assessed43Fire Protection, Stock, Or Small Fish Pond1970
Rodney Subwatershed Site 5-1LowNot assessed43Fire Protection, Stock, Or Small Fish Pond1969
Nepper Subwatershed Site M-5700LowNot assessed43Fire Protection, Stock, Or Small Fish Pond1948
Upper Beaver Subwatershed Site M-2LowNot assessed43Fire Protection, Stock, Or Small Fish Pond1967
West Beaver Subwatershed Sta 40+06 #aLowNot assessed43Fire Protection, Stock, Or Small Fish Pond1961
Lower Beaver Subwtrshd Sta 21+00 #2LowNot assessed43Fire Protection, Stock, Or Small Fish Pond1965
Davis-battle Cr. Watershed Site D-1LowNot assessed43Fire Protection, Stock, Or Small Fish Pond1963
Clubine DamLowNot assessed42Fire Protection, Stock, Or Small Fish Pond2003
Daly DamLowNot assessed42Fire Protection, Stock, Or Small Fish Pond1985
Charles Woods Lake DamLowNot assessed42Recreation1974
Mc Masters Subwatershed 3907LowNot assessed42Fire Protection, Stock, Or Small Fish Pond1955
Reed Subwatershed Sta 41+45 #8LowNot assessed42Fire Protection, Stock, Or Small Fish Pond1966
Mucky Creek Subwatershed Sta 19+20LowNot assessed42Fire Protection, Stock, Or Small Fish Pond1965
Davis-battle Cr. Watershed Site H-3LowNot assessed42Fire Protection, Stock, Or Small Fish Pond1966
Reed Subwatershed Site 13c-2232LowNot assessed41Fire Protection, Stock, Or Small Fish Pond1967
Mucky Creek Subwatershed Sta 28+50 #2LowNot assessed41Fire Protection, Stock, Or Small Fish Pond1965
Mc Call Subwatershed Site 30-1LowNot assessed41Fire Protection, Stock, Or Small Fish Pond1963
Coberly/swenson DamLowNot assessed40Fire Protection, Stock, Or Small Fish Pond1964
Baker Subwatershed Site 5-3LowNot assessed40Fire Protection, Stock, Or Small Fish Pond1959
Huff Subwatershed 3-6069LowNot assessed40Fire Protection, Stock, Or Small Fish Pond1963
Mucky Creek Subwatershed Sta 57+00LowNot assessed40Fire Protection, Stock, Or Small Fish Pond1965
Davis-battle Cr. Watershed Site G-1LowNot assessed40Fire Protection, Stock, Or Small Fish Pond1966
Leech Hollow Subwatershed Site C-6LowNot assessed40Fire Protection, Stock, Or Small Fish Pond1970
Leech Hollow Subwatershed Site C-11LowNot assessed40Fire Protection, Stock, Or Small Fish Pond1978
Reinig DamLowNot assessed39Fire Protection, Stock, Or Small Fish Pond1959
Mike Mikkelson Subwatershed 3-1630LowNot assessed39Fire Protection, Stock, Or Small Fish Pond1960
Mike Mikkelson Subwatershed 5-10316LowNot assessed39Fire Protection, Stock, Or Small Fish Pond1960
Lawson Subwatershed Site 1-1LowNot assessed39Fire Protection, Stock, Or Small Fish Pond1968
West Beaver Subwatershed Sta 51+80LowNot assessed39Fire Protection, Stock, Or Small Fish Pond1961
Davis-battle Cr. Watershed Site C-12-2LowNot assessed39Fire Protection, Stock, Or Small Fish Pond1964
Behrendt DamLowNot assessed38Grade Stabilization2014
Baker Subwatershed Site 1-3LowNot assessed38Fire Protection, Stock, Or Small Fish Pond1959
Phillips Subwatershed Site M-17312LowNot assessed38Fire Protection, Stock, Or Small Fish Pond1956
Phillips Subwatershed Site M-6600LowNot assessed38Fire Protection, Stock, Or Small Fish Pond1956
Nutt Hollow Subwatershed Site 2-3176LowNot assessed38Fire Protection, Stock, Or Small Fish Pond1958
Mucky Creek Subwatershed Site 6-1LowNot assessed38Fire Protection, Stock, Or Small Fish Pond1966
Mucky Creek Subwatershed Sta 41+70LowNot assessed38Fire Protection, Stock, Or Small Fish Pond1965
Mucky Creek Subwatershed Sta 26+20 #3LowNot assessed38Fire Protection, Stock, Or Small Fish Pond1965
Cottonwood-green Valley Subws 50+40 #2LowNot assessed38Fire Protection, Stock, Or Small Fish Pond1966
Davis-battle Cr. Watershed Site H-1LowNot assessed38Fire Protection, Stock, Or Small Fish Pond1966
Sievers DamLowNot assessed37Fire Protection, Stock, Or Small Fish Pond1965
Kinder/patterson DamLowNot assessed37Fire Protection, Stock, Or Small Fish Pond1966
Iowa Noname32LowNot assessed37Fire Protection, Stock, Or Small Fish Pond1967
Croy Subwatershed Site 23700LowNot assessed37Fire Protection, Stock, Or Small Fish Pond1951
Moore Subwatershed Site M-10130LowNot assessed37Fire Protection, Stock, Or Small Fish Pond1955
Mucky Creek Subwatershed Site 5-4185LowNot assessed37Fire Protection, Stock, Or Small Fish Pond1967
Plagge DamLowNot assessed36Fire Protection, Stock, Or Small Fish Pond1998
Moorhead DamLowNot assessed36Fire Protection, Stock, Or Small Fish Pond1965
Schlies DamLowNot assessed36Fire Protection, Stock, Or Small Fish Pond1997
Spring Valley Project No. 2LowNot assessed36Fire Protection, Stock, Or Small Fish Pond1974
Croy Subwatershed Site 1-1292LowNot assessed36Fire Protection, Stock, Or Small Fish Pond1952
Mc Call Subwatershed Site 10-2LowNot assessed36Fire Protection, Stock, Or Small Fish Pond1963
Arnold-armstrong Subwtrshd Sta 171+55LowNot assessed36Fire Protection, Stock, Or Small Fish Pond1963
Arnold-armstrong Subwtrshd Sta 127+05LowNot assessed36Fire Protection, Stock, Or Small Fish Pond1963
Reed Subwatershed Sta 37+70 #2LowNot assessed36Fire Protection, Stock, Or Small Fish Pond1966
Arcola Subwatershed Sta 44+80LowNot assessed36Fire Protection, Stock, Or Small Fish Pond1964
Upper Beaver Subwatershed Site 51-1LowNot assessed36Fire Protection, Stock, Or Small Fish Pond1968
West Beaver Subwatershed Sta 97+07LowNot assessed36Fire Protection, Stock, Or Small Fish Pond1961
Lounsberry DamLowNot assessed35Fire Protection, Stock, Or Small Fish Pond1975
Mike Mikkelson Subwatershed 5-13484LowNot assessed35Fire Protection, Stock, Or Small Fish Pond1960
Rodney Subwatershed Site 12-2LowNot assessed35Fire Protection, Stock, Or Small Fish Pond1969
Rodney Subwatershed Site 8-2LowNot assessed35Fire Protection, Stock, Or Small Fish Pond1969
Woods Hollow Subwatershed Sta 40+42LowNot assessed35Fire Protection, Stock, Or Small Fish Pond1960
Arnold-armstrong Subwtrshd Sta 23+00LowNot assessed35Fire Protection, Stock, Or Small Fish Pond1963
Davis-battle Cr. Watershed Site D-7LowNot assessed35Fire Protection, Stock, Or Small Fish Pond1963
Gochenour DamLowNot assessed34Flood Risk Reduction2011
Arcola Subwatershed Site B-3000LowNot assessed34Fire Protection, Stock, Or Small Fish Pond1965
Croy Subwatershed Site M-7500LowNot assessed34Fire Protection, Stock, Or Small Fish Pond1952
Arnold-armstrong Subwtrshd Site 3a-3050LowNot assessed34Fire Protection, Stock, Or Small Fish Pond1963
U-b Subwatershed Site 2c-1LowNot assessed34Fire Protection, Stock, Or Small Fish Pond1962
Monona County Roadgrade Dam 13-83-43LowNot assessed34Fire Protection, Stock, Or Small Fish Pond1965
Habinck Subwatershed Sta 93+30LowNot assessed33Flood Risk Reduction1995
Reed Subwatershed Site 1-1LowNot assessed33Flood Risk Reduction1990
Gallup Subwatershed 1-1200LowNot assessed33Fire Protection, Stock, Or Small Fish Pond1954
Reed Subwatershed Sta 97+82LowNot assessed33Fire Protection, Stock, Or Small Fish Pond1966
Mucky Creek Subwatershed Sta 37+80 #8LowNot assessed33Fire Protection, Stock, Or Small Fish Pond1965
Cloud DamLowNot assessed32Fire Protection, Stock, Or Small Fish Pond1995
Croy Subwatershed Site 2200LowNot assessed32Fire Protection, Stock, Or Small Fish Pond1951
Mc Masters Subwatershed 2703LowNot assessed32Fire Protection, Stock, Or Small Fish Pond1955
Mc Call Subwatershed Site M-5LowNot assessed32Fire Protection, Stock, Or Small Fish Pond1964
Rodney Subwatershed Site 2-1LowNot assessed32Fire Protection, Stock, Or Small Fish Pond1970
Nepper Subwatershed Site 3348LowNot assessed32Fire Protection, Stock, Or Small Fish Pond1948
Nutt Hollow Subwatershed Site 3-3075LowNot assessed32Fire Protection, Stock, Or Small Fish Pond1958
Cottonwood-green Valley Subws Sta 14+10LowNot assessed32Fire Protection, Stock, Or Small Fish Pond1966
Gosch DamLowNot assessed31Fire Protection, Stock, Or Small Fish Pond1964
Scnoenjahn DamLowNot assessed31Fire Protection, Stock, Or Small Fish Pond1963
Mchugh DamLowNot assessed31Flood Risk Reduction2011
Mike Mikkelson Subwatershed 9-2555LowNot assessed31Fire Protection, Stock, Or Small Fish Pond1960
Woodward Glen Subwatershed Site 5800LowNot assessed31Fire Protection, Stock, Or Small Fish Pond1958
Arnold-armstrong Subwtrshd Sta 190+78LowNot assessed31Fire Protection, Stock, Or Small Fish Pond1963
Reed Subwatershed Sta 88+35 #2LowNot assessed31Fire Protection, Stock, Or Small Fish Pond1966
Hundahl DamLowNot assessed30Fire Protection, Stock, Or Small Fish Pond1950
Croy Subwatershed Site A3-4908LowNot assessed30Fire Protection, Stock, Or Small Fish Pond1951
Croy Subwatershed Site A3-1050LowNot assessed30Fire Protection, Stock, Or Small Fish Pond1951
Lawson Subwatershed Site 3-1LowNot assessed30Fire Protection, Stock, Or Small Fish Pond1968
Mc Call Subwatershed Site M-3LowNot assessed30Fire Protection, Stock, Or Small Fish Pond1963
Arcola Subwatershed Site B-5350LowNot assessed30Fire Protection, Stock, Or Small Fish Pond1965
Croy Subwatershed Site G3-2730LowNot assessed30Fire Protection, Stock, Or Small Fish Pond1951
Barber Hollow Subwtrshed Site 5-h-3865LowNot assessed30Fire Protection, Stock, Or Small Fish Pond1967
Baker Subwatershed Site 2-4LowNot assessed29Fire Protection, Stock, Or Small Fish Pond1959
Monona County Roadgrade Dam 23-82-43LowNot assessed29Other1988
Arnold-armstrong Subwtrshd Site M-14195LowNot assessed29Fire Protection, Stock, Or Small Fish Pond1963
Huff Subwatershed Sta 94+07 #3LowNot assessed29Fire Protection, Stock, Or Small Fish Pond1963
Arnold-armstrong Subwtrshd Sta 76+60 #3LowNot assessed29Fire Protection, Stock, Or Small Fish Pond1963
Mike Mikkelson Subwatershed 11-3227LowNot assessed28Fire Protection, Stock, Or Small Fish Pond1960
Croy Subwatershed Site 22200LowNot assessed28Fire Protection, Stock, Or Small Fish Pond1951
Arcola Subwatershed Site 1-5084LowNot assessed28Fire Protection, Stock, Or Small Fish Pond1965
Gallup Subwatershed 4-3538LowNot assessed28Fire Protection, Stock, Or Small Fish Pond1954
Huff Subwatershed Sta 122+69 #1LowNot assessed28Fire Protection, Stock, Or Small Fish Pond1963
Johnson DamLowNot assessed27Fire Protection, Stock, Or Small Fish Pond2008
Carlson DamLowNot assessed27Fire Protection, Stock, Or Small Fish Pond1971
Mike Mikkelson Subwatershed M-2395LowNot assessed27Fire Protection, Stock, Or Small Fish Pond1960
Croy Subwatershed Site G5-1890LowNot assessed27Fire Protection, Stock, Or Small Fish Pond1951
Mike Mikkelson Subwatershed 5-18280LowNot assessed27Fire Protection, Stock, Or Small Fish Pond1960
Arcola Subwatershed Site 2-3090LowNot assessed27Fire Protection, Stock, Or Small Fish Pond1965
Mc Call Subwatershed 1-2182LowNot assessed27Fire Protection, Stock, Or Small Fish Pond1965
Nutt Hollow Subwatershed Site M-12855LowNot assessed27Fire Protection, Stock, Or Small Fish Pond1958
Arnold-armstrong Subwtrshd 64+00 #25LowNot assessed27Fire Protection, Stock, Or Small Fish Pond1961
Davis-battle Cr. Watershed Site F-1LowNot assessed27Fire Protection, Stock, Or Small Fish Pond1969
Davis-battle Cr. Watershed Site G-2LowNot assessed27Fire Protection, Stock, Or Small Fish Pond1966
Mc Call Subwatershed Site 8-1LowNot assessed27Fire Protection, Stock, Or Small Fish Pond1964
Phillips Subwatershed Site 131LowNot assessed26Fire Protection, Stock, Or Small Fish Pond1956
Lawson Subwatershed Site 2-1LowNot assessed26Fire Protection, Stock, Or Small Fish Pond1968
Arnold-armstrong Subwtrshd Sta 243+48LowNot assessed26Fire Protection, Stock, Or Small Fish Pond1962
Woods Hollow Subwatershed Site 1-2875LowNot assessed26Fire Protection, Stock, Or Small Fish Pond1960
Nutt Hollow Subwatershed Site M-6842LowNot assessed26Fire Protection, Stock, Or Small Fish Pond1958
Tom King Subwatershed Site 6290LowNot assessed26Fire Protection, Stock, Or Small Fish Pond1956
Lower Beaver Subwtrshd Sta 80+04 #7aLowNot assessed26Fire Protection, Stock, Or Small Fish Pond1965
Cottonwood-green Valley Subws 99+50 #2LowNot assessed26Fire Protection, Stock, Or Small Fish Pond1966
Mc Call Subwatershed Site 32-1LowNot assessed26Fire Protection, Stock, Or Small Fish Pond1963
Cottonwood-green Valley Subws 75+70 #2LowNot assessed26Fire Protection, Stock, Or Small Fish Pond1966
Croy Subwatershed Site A4-2458LowNot assessed25Fire Protection, Stock, Or Small Fish Pond1951
Mike Mikkelson Subwatershed M-10210LowNot assessed25Fire Protection, Stock, Or Small Fish Pond1960
Mc Masters Subwatershed 3075LowNot assessed25Fire Protection, Stock, Or Small Fish Pond1955
Mc Call Subwatershed Site 10-3LowNot assessed25Fire Protection, Stock, Or Small Fish Pond1963
Woods Hollow Subwatershed Site M-10450LowNot assessed25Fire Protection, Stock, Or Small Fish Pond1960
Mike Mikkelson Subwatershed M-5905LowNot assessed24Fire Protection, Stock, Or Small Fish Pond1960
Croy Subwatershed Site M-6159LowNot assessed24Fire Protection, Stock, Or Small Fish Pond1952
Nutt Hollow Subwatershed Site M-3650LowNot assessed24Fire Protection, Stock, Or Small Fish Pond1958
Arnold-armstrong Subwtrshd Sta 99+95LowNot assessed24Fire Protection, Stock, Or Small Fish Pond1963
Mc Call Subwatershed M-17070LowNot assessed23Fire Protection, Stock, Or Small Fish Pond1965
Phillips Subwatershed Site M-11985LowNot assessed21Fire Protection, Stock, Or Small Fish Pond1956
Croy Subwatershed Site A4-4572LowNot assessed20Fire Protection, Stock, Or Small Fish Pond1951
Arnold-armstrong Subwtrshd Sta 62+89 #1LowNot assessed20Fire Protection, Stock, Or Small Fish Pond1962
Nutt Hollow Subwatershed Site 2-6161LowNot assessed18Fire Protection, Stock, Or Small Fish Pond1958