Strain Nursery is an earth dam located in Limestone County, Alabama, built in 1958. It carries a Significant hazard potential classification.
Dam profile
NID height · 20 ft20 ft tall and 225 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 Strain Nursery
The primary purpose of Strain Nursery is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Strain Nursery (private). It impounds the Tr-swan Creek near Tanner.
The dam stands 20 feet tall and stretches 225 feet across, has a maximum storage capacity of 58 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1958, the structure is well into its service life at over 50 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life.
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Location
| State | Alabama |
| County | Limestone |
| Nearest City | Tanner |
| River/Stream | Tr-swan Creek |
| Coordinates | 34.71667, -86.95000 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 225 ft |
| Year Completed | 1958 (68 years old) |
Storage & Hydraulics
| NID Storage | 58 acre-ft |
| Max Storage | 58 acre-ft |
| Normal Storage | 47 acre-ft |
| Drainage Area | 1 sq mi |
| Max Discharge | 735 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Strain Nursery |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | AL02210 |
| Federal ID | AL02210 |
| More Info | ASDSO on Alabama (no state dam safety program) |