Pollywog Lake
Pollywog Lake is an earth dam located in Garfield County, Utah, built in 1947. It carries a Low hazard potential classification.
About Pollywog Lake
The primary purpose of Pollywog Lake is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Bench Irr Co (private). It impounds the Antelope Spring--offstream near Antimony.
The dam stands 13 feet tall and stretches 505 feet across, has a maximum storage capacity of 800 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1947, 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. The most recent inspection on record was 07/29/2005. That was over 20 years ago.
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Location
| State | Utah |
| County | Garfield |
| Nearest City | Antimony |
| River/Stream | Antelope Spring--offstream |
| Coordinates | 38.10351, -111.78574 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 13 ft |
| Dam Length | 505 ft |
| Year Completed | 1947 (79 years old) |
Storage & Hydraulics
| NID Storage | 800 acre-ft |
| Max Storage | 800 acre-ft |
| Normal Storage | 500 acre-ft |
| Drainage Area | 1 sq mi |
Ownership & Safety
| Purpose | Irrigation |
| Owner | BENCH IRR CO |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 07/29/2005 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | UT00250 |
| Federal ID | UT00250 |
| More Info | State Dam Safety Program |