Exidon Lagoon 1b Dam is an earth dam located in Thayer County, Nebraska, built in 2009. It carries a Low hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 25 ft25 ft tall and 950 ft long, taller than 50% of U.S. dams with a recorded height. 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 Exidon Lagoon 1b Dam
Exidon Lagoon 1b Dam is a dam in Thayer, Nebraska. The dam is owned by Exidon Inc (private). It impounds the Tr-dry Sandy Creek near Alexandria.
The dam stands 25 feet tall and stretches 950 feet across, creates a reservoir covering 9 acres, has a maximum storage capacity of 156 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 2009, the structure is relatively new.
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. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 04/15/2021.
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Location
| State | Nebraska |
| County | Thayer |
| Nearest City | Alexandria |
| River/Stream | Tr-dry Sandy Creek |
| Coordinates | 40.32818, -97.44089 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 21 ft |
| Dam Length | 950 ft |
| Year Completed | 2009 (17 years old) |
Storage & Hydraulics
| NID Storage | 156 acre-ft |
| Max Storage | 156 acre-ft |
| Normal Storage | 141 acre-ft |
| Surface Area | 9 acres |
| Drainage Area | 0 sq mi |
Ownership & Safety
| Purpose | Other |
| Owner | Exidon Inc |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 04/15/2021 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE03260 |
| Federal ID | NE03260 |
| More Info | State Dam Safety Program |