Mason, George
Mason, George is an earth dam located in Elbert County, Colorado, built in 1972. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Mason, George
The primary purpose of Mason, George 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 Jim Summers (private). It impounds the East Bijou Creek-tr near Deer Trail.
The dam stands 23 feet tall and stretches 835 feet across, creates a reservoir covering 27 acres, has a maximum storage capacity of 273 acre-feet, and collects water from a drainage area of 3 square miles. Completed in 1972, 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. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 02/21/2017.
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Location
| State | Colorado |
| County | Elbert |
| Nearest City | Deer Trail |
| River/Stream | East Bijou Creek-tr |
| Coordinates | 39.18334, -104.31057 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 23 ft |
| Dam Height | 19 ft |
| Dam Length | 835 ft |
| Year Completed | 1972 (54 years old) |
Storage & Hydraulics
| NID Storage | 273 acre-ft |
| Max Storage | 273 acre-ft |
| Normal Storage | 138 acre-ft |
| Surface Area | 27 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 8,400 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | JIM SUMMERS |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 02/21/2017 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | CO00056 |
| Federal ID | CO00056 |
| More Info | State Dam Safety Program |