South Dakota Dams

2,541 dams tracked by the National Inventory of Dams

Total Dams

2,541

High Hazard

86

3.4%

Poor / Unsatisfactory

34

Average Age

68 yrs

Hazard Classification

High86 (3.4%)
Significant149 (5.9%)
Low2,306 (90.8%)

Condition Assessment

Satisfactory9 (0.4%)
Fair41 (1.6%)
Poor / Unsatisfactory34 (1.3%)
Not Rated2,457 (96.7%)

Federal

158

State

171

Local

84

Private

2,125

Poor Condition Dams

All Dams in South Dakota

Showing 10011025 of 2,541

Dam NameHeight (ft)YearHazardCondition
Novatny Brothers No.1

Tripp County

421975LowNot Rated
Norwegian Bordan Gpa South

Beadle County

181996LowNot Rated
Norwegian Bordan Gpa North

Beadle County

101996LowNot Rated
Norton Dam

Jackson County

201960LowNot Rated
North Dam

Harding County

221951LowNot Rated
Norman Schillinstad

Walworth County

201954LowNot Rated
Norman Nystrom

Hughes County

161938LowNot Rated
Norman Number 1

Stanley County

311967LowNot Rated
Norman Es

Stanley County

261966LowNot Rated
Norman Dam

Stanley County

162015LowNot Rated
Nordstrom

Minnehaha County

271962LowNot Rated
Norbert Bonhorst

Stanley County

331955LowNot Rated
Noldner Number 1

Jones County

251959LowNot Rated
Nolan Sexton

Perkins County

231949LowNot Rated
Nohrenburg No. 1

Mellette County

321959LowNot Rated
Nohrenberg No. 2

Mellette County

351957LowNot Rated
Nohrenberg #3

Mellette County

331957LowNot Rated
Nix Number 4

Jones County

271960LowNot Rated
Nix Number 3

Jones County

281960LowNot Rated
Nix Number 2

Jones County

271960LowNot Rated
Nix Number 1

Jones County

301960LowNot Rated
Niemi No.5

Harding County

141957LowNot Rated
Niemi No.4

Harding County

191954SignificantNot Rated
Niemi No.3

Harding County

251938LowNot Rated
Niemi No.2

Harding County

221957LowNot Rated
PreviousPage 41 of 102Next

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