Freeman Dam is an earth dam located in Jackson County, South Dakota, built in 1937. It carries a Low hazard potential classification.
Dam profile
NID height · 23 ft23 ft tall and 1,428 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Freeman Dam
The primary purpose of Freeman Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by S&pl (state). It impounds the Tr-bad River near Midland.
The dam stands 23 feet tall and stretches 1,428 feet across, creates a reservoir covering 75 acres, has a maximum storage capacity of 820 acre-feet, and collects water from a drainage area of 6 square miles. Completed in 1937, the structure is well-established, with more than 75 years of service.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. The most recent inspection on record was 11/02/2023.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | South Dakota |
| County | Jackson |
| Nearest City | Midland |
| River/Stream | Tr-bad River |
| Coordinates | 43.89198, -101.15230 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 23 ft |
| Dam Height | 23 ft |
| Dam Length | 1,428 ft |
| Year Completed | 1937 (89 years old) |
Storage & Hydraulics
| NID Storage | 820 acre-ft |
| Max Storage | 820 acre-ft |
| Normal Storage | 486 acre-ft |
| Surface Area | 75 acres |
| Drainage Area | 6 sq mi |
| Max Discharge | 7,724 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | S&pl |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 11/02/2023 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD01173 |
| Federal ID | SD01173 |
| More Info | State Dam Safety Program |