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

State

Local

649

Private

5,311

Tallest Dams

High Hazard Dams

Poor Condition Dams

Kelly Greenwood Lake DamPoor
Lake PushmatahaPoor
Second Creek WS Str No. 6a DamPoor
Big Sand Watershed Structure Y-32-17 DamUnsatisfactory
Second Creek WS Str No. 7 DamPoor

All Dams in Mississippi

Showing 951–975 of 6,089

All High Hazard Significant Hazard Low Hazard Poor Fair Satisfactory

Dam Name	Height (ft)	Year	Hazard	Condition
Potacocawa Watershed Structure Y-31a-15 Dam Carroll County	28	1967	Low	Not Rated
Potacocawa Watershed Structure Y-31a-13 Dam Carroll County	39	1966	Low	Not Rated
Potacocawa Watershed Structure Y-31a-12 Dam Carroll County	34	1966	Low	Poor
Potacocawa Watershed Structure Y-31a-11 Dam Carroll County	38	1966	Low	Not Rated
Potacocawa Watershed Structure Y-31a-10 Dam Carroll County	34	1965	Low	Not Rated
Potacocawa Watershed Structure Y-31a-09 Dam Carroll County	31	1962	Low	Not Rated
Potacocawa Watershed Structure Y-31a-07 Dam Carroll County	32	1965	Low	Not Rated
Potacocawa Watershed Structure Y-31a-06 Dam Carroll County	30	1965	High	Poor
Potacocawa Watershed Structure Y-31a-05 Dam Carroll County	27	1966	Low	Not Rated
Potacocawa Watershed Structure Y-31a-04 Dam Carroll County	27	1962	High	Poor
Potacocawa Watershed Structure Y-31a-03 Dam Carroll County	33	1962	Low	Not Rated
Potacocawa Watershed Structure Y-31a-02 Dam Carroll County	32	1962	Low	Not Rated
Potacocawa Watershed Structure Y-31a-01 Dam Carroll County	30	1962	Low	Not Rated
Portie Dam Pearl River County	15	—	Undetermined	Not Rated
Port Gibson Sewage Lagoon Dam Claiborne County	10	—	Low	Not Rated
Porters Creek Watershed Structure 11 Dam Tippah County	25	1963	Low	Not Rated
Porters Creek Watershed Structure 10 Dam Tippah County	24	1963	Low	Not Rated
Porter Lake Dam Claiborne County	18	—	Low	Not Rated
Porter Hall Dam Lawrence County	26	2002	Undetermined	Not Rated
Portera Lake Dam Clay County	10	—	Low	Not Rated
Pontotoc Ridge Experiment Lake Dam Pontotoc County	15	—	Low	Not Rated
Pocahontas Club Lake Dam Hinds County	12	—	Low	Not Rated
P Measells Lake Dam Newton County	12	—	Undetermined	Not Rated
Plunkett Lake Dam Yazoo County	25	—	Low	Not Rated
Plum Creek Nursery Number 2 Dam Wayne County	25	—	Low	Not Rated

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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.