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 26–50 of 54
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Minot Lagoon - Cell 2 Ward County | 8 | — | High | Not Rated |
| Minot Lagoon - Cell 3 Ward County | 9 | — | High | Not Rated |
| Minot Lagoon - Cell 4 Ward County | 8 | — | High | Not Rated |
| Miont Lagoon - Cell 5 Ward County | 8 | — | High | Not Rated |
| Mott Watershed Dam Hettinger County | 47 | 1969 | High | Fair |
| Nelson Lake Dam Oliver County | 66 | 1967 | High | Satisfactory |
| Olson Dam Pembina County | 74 | 1957 | High | Poor |
| Pipestem Dam Stutsman County | 110 | 1974 | High | Not Available |
| Prairie No. 1 Sioux County | 23 | 1966 | High | Poor |
| Queen City Dam Stark County | 34 | 1900 | High | Poor |
| Renwick Dam Pembina County | 49 | 1962 | High | Satisfactory |
| Senator Young Dam Cavalier County | 96 | 1961 | High | Poor |
| 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 |
| Square Butte Creek Dam 5 Oliver County | 71 | 1979 | High | Fair |
| Sweetbriar Creek Dam Morton County | 65 | 1964 | High | Fair |
| Tioga Dam Williams County | 39 | 1963 | High | Poor |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.