Geiser Dam
Geiser Dam is an earth dam located in Sioux County, Nebraska, built in 1940. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Geiser Dam
The primary purpose of Geiser Dam is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by John W Jr. & Sandra J Geiser Trustees (private). It impounds the Tr-hat Creek near Ardmore Sd.
The dam stands 13 feet tall and stretches 455 feet across, creates a reservoir covering 7 acres, has a maximum storage capacity of 57 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1940, 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. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 05/09/2023.
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Location
| State | Nebraska |
| County | Sioux |
| Nearest City | Ardmore Sd |
| River/Stream | Tr-hat Creek |
| Coordinates | 42.97091, -103.66192 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 13 ft |
| Dam Height | 13 ft |
| Dam Length | 455 ft |
| Year Completed | 1940 (86 years old) |
Storage & Hydraulics
| NID Storage | 57 acre-ft |
| Max Storage | 57 acre-ft |
| Normal Storage | 28 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 1 sq mi |
Ownership & Safety
| Purpose | Irrigation |
| Owner | John W Jr. & Sandra J Geiser Trustees |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 05/09/2023 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE02098 |
| Federal ID | NE02098 |
| More Info | State Dam Safety Program |