Mississippi Dams
6,089 dams tracked by the National Inventory of Dams
Total Dams
6,089
High Hazard
348
5.7%
Poor / Unsatisfactory
273
Average Age
48 yrs
Hazard Classification
High348 (5.7%)
Significant66 (1.1%)
Low4,510 (74.1%)
Condition Assessment
Satisfactory194 (3.2%)
Fair180 (3.0%)
Poor / Unsatisfactory273 (4.5%)
Not Rated5,442 (89.4%)
Federal
48
State
62
Local
649
Private
5,311
Tallest Dams
- Jamie L. Whitten Lock and Dam120 ft
- Sardis Dam117 ft
- Enid Dam110 ft
- Okhissa100 ft
- Arkabutla Dam92 ft
High Hazard Dams
- Jamie L. Whitten Lock and DamHigh
- Sardis DamHigh
- Enid DamHigh
- OkhissaHigh
- Arkabutla DamHigh
Poor Condition Dams
All Dams in Mississippi
Showing 1326–1350 of 6,089
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| H. D. Tharp Lake Humphreys County | 8 | 1970 | Low | Not Rated |
| H .D. Tharp Pond Humphreys County | 8 | 1968 | Low | Not Rated |
| H. D. Tharp Pond Humphreys County | 8 | 1967 | Low | Not Rated |
| H. D. Tharp Pond Humphreys County | 8 | 1967 | Low | Not Rated |
| H. D. Tharp Pond Humphreys County | 8 | 1968 | Low | Not Rated |
| Heard Lake Dam Noxubee County | 15 | — | Low | Not Rated |
| Hearst Lake Dam Yazoo County | 25 | — | Low | Not Rated |
| Heaslip Dam Wilkinson County | 23 | — | Low | Not Rated |
| Hedgepeth Lake Dam Attala County | 18 | 2003 | Low | Not Rated |
| H E Hults Lake Dam Jackson County | 13 | — | Low | Not Rated |
| Helen and Clyde Memorial Lake Dam Leake County | 16 | — | Low | Not Rated |
| Hell Creek Watershed Structure Lt-9b-3 Dam Tippah County | 27 | 1969 | Low | Not Rated |
| Hell Creek Watershed Structure Lt-9b-4 Dam Benton County | 27 | 1969 | Low | Not Rated |
| Hell Creek Watershed Structure Lt-9b-5 Dam Tippah County | 24 | 1969 | Low | Not Rated |
| Hell Creek Watershed Structure Lt-9b-6 Dam Tippah County | 29 | 1969 | Low | Not Rated |
| Hell Creek WS Str Lt-9b-2 Dam Union County | 25 | 1969 | High | Poor |
| Helms Lake Dam Benton County | 20 | — | Low | Not Rated |
| Helton Lake Dam Greene County | 28 | — | Low | Not Rated |
| Henderson Lake Ms00409 Dam Clay County | 10 | — | Low | Not Rated |
| Henderson Lake Ms01350 Dam George County | 12 | — | Low | Not Rated |
| Henry # 1 Lake Dam Scott County | 35 | 2015 | Low | Not Rated |
| Henry Brown Lake Dam Madison County | 16 | — | Low | Not Rated |
| Henry Edmondson Lake Dam Oktibbeha County | 17 | 1997 | Low | Not Rated |
| Henry Hudson Dam Lamar County | 17 | 1999 | Low | Not Rated |
| Henry Lake Dam Newton County | 12 | — | Undetermined | Not Rated |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.