Wisconsin Dams

968 dams tracked by the National Inventory of Dams

Total Dams

968

High Hazard

180

18.6%

Poor / Unsatisfactory

63

Average Age

89 yrs

Hazard Classification

High180 (18.6%)
Significant84 (8.7%)
Low704 (72.7%)

Condition Assessment

Satisfactory239 (24.7%)
Fair509 (52.6%)
Poor / Unsatisfactory63 (6.5%)
Not Rated157 (16.2%)

Federal

65

State

127

Local

407

Private

280

Tallest Dams

High Hazard Dams

Poor Condition Dams

All Dams in Wisconsin

Showing 426450 of 704

Dam NameHeight (ft)YearHazardCondition
Monson Flowage

Taylor County

91962LowFair
Monterey

Waukesha County

161848LowSatisfactory
Morrissey

Walworth County

121949LowPoor
Mosinee

Marathon County

221910LowPoor
Mott

Richland County

291971LowPoor
Mount Morris

Waushara County

201938LowNot Rated
Moyle

Price County

101954LowFair
Mravik

Taylor County

111967LowFair
Mud Creek

Florence County

111965LowPoor
Mukwonago

Waukesha County

101848LowSatisfactory
Mullet Creek

Fond du Lac County

91971LowUnsatisfactory
Murphy

Rusk County

221994LowFair
Murrays

Bayfield County

131941LowFair
Musser

Price County

211936LowSatisfactory
Navarino 15 Ac Flowage

Shawano County

71995LowSatisfactory
Navarino Marsh 1

Shawano County

71971LowFair
Navarino Marsh 2

Shawano County

91971LowSatisfactory
Navarino Marsh 3

Shawano County

91971LowFair
Navarino Marsh - 80 Ac Flowag

Shawano County

7LowFair
Necedah

Juneau County

201850LowSatisfactory
Necedah Wildlife Refuge 30

Juneau County

151975LowFair
Necedah Wildlife Refuge 33

Juneau County

71963LowNot Rated
Necedah Wildlife Refuge 33

Juneau County

71963LowNot Rated
Nekoosa

Wood County

321889LowSatisfactory
Neosho

Dodge County

121840LowFair
PreviousPage 18 of 29Next

Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.