Thatcher
Thatcher is an earth dam located in Pueblo County, Colorado, built in 1971. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Thatcher
The primary purpose of Thatcher is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by J. H. Thatcher (private). It impounds the Haynes Creek near Boone.
The dam stands 12 feet tall and stretches 1,500 feet across, creates a reservoir covering 15 acres, has a maximum storage capacity of 85 acre-feet, and collects water from a drainage area of 7 square miles. Completed in 1971, 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 11/09/1976. That was over 49 years ago.
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Location
| State | Colorado |
| County | Pueblo |
| Nearest City | Boone |
| River/Stream | Haynes Creek |
| Coordinates | 38.38168, -104.31557 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 12 ft |
| Dam Height | 12 ft |
| Dam Length | 1,500 ft |
| Year Completed | 1971 (55 years old) |
Storage & Hydraulics
| NID Storage | 85 acre-ft |
| Max Storage | 85 acre-ft |
| Normal Storage | 40 acre-ft |
| Surface Area | 15 acres |
| Drainage Area | 7 sq mi |
| Max Discharge | 1,020 cfs |
| Spillway Type | None |
Ownership & Safety
| Purpose | Irrigation |
| Owner | J. H. THATCHER |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 11/09/1976 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | CO01321 |
| Federal ID | CO01321 |
| More Info | State Dam Safety Program |