Johnson Storage
Johnson Storage is an earth dam located in Garfield County, Utah, built in 1973. It carries a Low hazard potential classification.
About Johnson Storage
The primary purpose of Johnson Storage is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Affiliated Management Company (private). It impounds the Henrieville Creek near None - Drains To Par.
The dam stands 16 feet tall and stretches 1,600 feet across, and has a maximum storage capacity of 76 acre-feet. Completed in 1973, the structure is well into its service life at over 50 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. The most recent inspection on record was 10/15/2021.
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Location
| State | Utah |
| County | Garfield |
| Nearest City | None - Drains To Par |
| River/Stream | Henrieville Creek |
| Coordinates | 37.56016, -112.01741 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 16 ft |
| Dam Length | 1,600 ft |
| Year Completed | 1973 (53 years old) |
Storage & Hydraulics
| NID Storage | 76 acre-ft |
| Max Storage | 76 acre-ft |
| Normal Storage | 52 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | AFFILIATED MANAGEMENT COMPANY |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 10/15/2021 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | UT00154 |
| Federal ID | UT00154 |
| More Info | State Dam Safety Program |