Upper Chewalla Lake Dam
Upper Chewalla Lake Dam is an earth dam located in Marshall County, Mississippi, built in 1993. It carries a Low hazard potential classification.
About Upper Chewalla Lake Dam
Upper Chewalla Lake Dam is a dam in Marshall, Mississippi. The dam is owned by U.s.d.a. Forest Service (federal).
The dam stands 20 feet tall and stretches 699 feet across, creates a reservoir covering 23 acres, has a maximum storage capacity of 545 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1993, the structure is 33 years old.
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.
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Location
| State | Mississippi |
| County | Marshall |
| Coordinates | 34.74058, -89.33101 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 699 ft |
| Year Completed | 1993 (33 years old) |
Storage & Hydraulics
| NID Storage | 545 acre-ft |
| Max Storage | 545 acre-ft |
| Normal Storage | 80 acre-ft |
| Surface Area | 23 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 1,335 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Other |
| Owner | U.S.D.A. FOREST SERVICE |
| Owner Type | Federal |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MS03358 |
| Federal ID | MS03358 |
| More Info | State Dam Safety Program |