Chester Wieser Ec #1 is an earth dam located in Yuma County, Colorado, built in 1975. It carries a Low hazard potential classification.
Dam profile
NID height · 36 ft36 ft tall and 630 ft long, taller than 82% 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 Chester Wieser Ec #1
The primary purpose of Chester Wieser Ec #1 is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Dean Wieser, (private). It impounds the North Sand Creek near Hale.
The dam stands 36 feet tall and stretches 630 feet across, creates a reservoir covering 16 acres, has a maximum storage capacity of 190 acre-feet, and collects water from a drainage area of 3 square miles. Completed in 1975, 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 10/05/2010. That was over 16 years ago.
At 36 feet, this dam is taller than 82% of dams nationwide.
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Location
| State | Colorado |
| County | Yuma |
| Nearest City | Hale |
| River/Stream | North Sand Creek |
| Coordinates | 39.62333, -102.39390 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 36 ft |
| Dam Height | 24 ft |
| Dam Length | 630 ft |
| Year Completed | 1975 (51 years old) |
Storage & Hydraulics
| NID Storage | 190 acre-ft |
| Max Storage | 190 acre-ft |
| Normal Storage | 87 acre-ft |
| Surface Area | 16 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 3,200 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Dean Wieser, |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 10/05/2010 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | CO01309 |
| Federal ID | CO01309 |
| More Info | State Dam Safety Program |