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 1–25 of 36
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Billings Lake Wpa 2 Dam Cavalier County | 8 | 1999 | Low | Fair |
| Crystal Lake Dam 2 Wells County | 8 | — | Low | Fair |
| Des Lacs #2 Dam Ward County | 14 | 1935 | Low | Fair |
| Des Lacs #5 Dam Ward County | 10 | 1935 | Low | Fair |
| G19a Dam Burleigh County | 15 | 1990 | Low | Fair |
| G19 Dam Kidder County | 9 | 1930 | Low | Fair |
| Hunter Dam Cass County | 26 | 1960 | High | Fair |
| J. Clark Salyer #326 Dam McHenry County | 13 | 1936 | Low | Fair |
| J. Clark Salyer #332 Dam Bottineau County | 14 | 1936 | Low | Fair |
| J. Clark Salyer #357 Dam Bottineau County | 16 | 1936 | Low | Fair |
| Kelly's Slough Lower Pool 1 Dam Grand Forks County | 10 | 1937 | Low | Fair |
| Kelly's Slough Pool 2 Dam Grand Forks County | 15 | 1993 | Low | Fair |
| Kellys Slough Upper Pool 1 Dam Grand Forks County | 11 | 1995 | Low | Fair |
| Lake Ilo Dam Dunn County | 51 | 1937 | High | Fair |
| Lake Mann Dam Sargent County | 9 | 1965 | Low | Fair |
| Lake Susie Dam McLean County | 15 | 1930 | Low | Fair |
| Little Goose Dam Grand Forks County | 15 | 1934 | Low | Fair |
| Maple River Dam (T-180) Cass County | 69 | 1985 | High | Fair |
| Mott Watershed Dam Hettinger County | 47 | 1969 | High | Fair |
| Nikolaisen Dam Tract 18 Towner County | 11 | 1995 | Low | Fair |
| Pretty Rock Dam Grant County | 16 | 1936 | Low | Fair |
| Rock Dam 2 McHenry County | 8 | 1936 | Low | Fair |
| Sikes Dam Mountrail County | 10 | 1934 | Low | Fair |
| Square Butte Creek Dam 5 Oliver County | 71 | 1979 | High | Fair |
| Stewart Dam Slope County | 13 | 1936 | Low | Fair |
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Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.