North Dakota Dams
948 dams tracked by the National Inventory of Dams
Total Dams
948
High Hazard
54
5.7%
Poor / Unsatisfactory
35
Average Age
59 yrs
Hazard Classification
High54 (5.7%)
Significant63 (6.6%)
Low786 (82.9%)
Condition Assessment
Satisfactory25 (2.6%)
Fair36 (3.8%)
Poor / Unsatisfactory35 (3.7%)
Not Rated852 (89.9%)
Federal
153
State
42
Local
307
Private
436
Tallest Dams
- Garrison Dam210 ft
- Heart Butte Dam142 ft
- Pipestem Dam110 ft
- Jamestown Dam110 ft
- Senator Young Dam96 ft
High Hazard Dams
- Garrison DamHigh
- Heart Butte DamHigh
- Pipestem DamHigh
- Jamestown DamHigh
- Senator Young DamHigh
Poor Condition Dams
- Senator Young DamPoor
- Matejcek DamPoor
- Olson DamPoor
- Bylin DamPoor
- Fordville DamPoor
All Dams in North Dakota
Showing 701–725 of 948
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Siverton Dam McKenzie County | 15 | 1934 | Significant | Not Rated |
| Skaley Dam; M K Sheridan County | 19 | 1965 | Low | Not Rated |
| Smishek Lake Dam Burke County | 7 | 1959 | Low | Not Rated |
| Smith Dam; Fred 4 Burleigh County | 7 | 1993 | Low | Not Rated |
| Snyder Dam; Dan 4 Stark County | 13 | 2007 | Low | Not Rated |
| Snyder Lake Dam Towner County | 10 | 1930 | Low | Poor |
| Solberg Dam; Dorvan Williams County | 10 | 1930 | Low | Not Rated |
| Soldiers Home Dam Ransom County | 20 | 1953 | Low | Not Rated |
| Solen Twp Road Dam Sioux County | 23 | 1933 | Low | Not Rated |
| Sommer Dam; Gerald Mercer County | 22 | 2017 | Low | Not Rated |
| Sorenson Pond McKenzie County | 24 | — | Significant | Not Rated |
| Soukop Dam Walsh County | 18 | 1962 | Significant | Not Rated |
| Sperle Dam Logan County | 10 | 1935 | Low | Not Rated |
| Sperry Dam Sheridan County | 25 | 1936 | Low | Not Rated |
| Spirit Lake Bia 4 North Benson County | 38 | 1987 | High | Satisfactory |
| Spirit Lake Bia 4 South Benson County | 26 | 1987 | High | Satisfactory |
| Spirit Lake Bia 5 Benson County | 40 | 1987 | High | Satisfactory |
| Spirit Lake Jetty 1 Benson County | 22 | 1997 | High | Satisfactory |
| Spirit Lake Jetty 2 Benson County | 28 | 1997 | High | Satisfactory |
| Spirit Lake Kurtz Benson County | 16 | 2013 | High | Satisfactory |
| Spirit Lake Spring Lake Benson County | 30 | 1987 | High | Satisfactory |
| Spirit Lake St. Michael 1 Benson County | 22 | 1987 | High | Satisfactory |
| Spirit Lake St. Michael 2 Benson County | 32 | 1987 | High | Satisfactory |
| Spirit Lake St. Michael 3 Benson County | 27 | 1987 | High | Satisfactory |
| Spokely Farms Dam Traill County | 35 | 1979 | Low | Not Rated |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.