Hiser is an earth dam located in Natrona County, Wyoming, built in 2005. It carries a Low hazard potential classification and has a poor condition assessment.
Dam profile
NID height · 35 ft35 ft tall and 372 ft long, taller than 80% 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 Hiser
The primary purpose of Hiser is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Bluestone Group, LLC (private). It impounds the Pine Ridge Draw near Shinn Road.
The dam stands 35 feet tall and stretches 372 feet across, creates a reservoir covering 3 acres, has a maximum storage capacity of 56 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 2005, 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 poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 06/04/2024.
At 35 feet, this dam is taller than 80% of dams nationwide.
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Location
| State | Wyoming |
| County | Natrona |
| Nearest City | Shinn Road |
| River/Stream | Pine Ridge Draw |
| Coordinates | 42.81500, -106.54000 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 35 ft |
| Dam Height | 30 ft |
| Dam Length | 372 ft |
| Year Completed | 2005 (21 years old) |
Storage & Hydraulics
| NID Storage | 56 acre-ft |
| Max Storage | 56 acre-ft |
| Normal Storage | 38 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 4,440 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Bluestone Group, LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 06/04/2024 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY02554 |
| Federal ID | WY02554 |
| More Info | State Dam Safety Program |