Mc Cormick #1 is an earth dam located in Saguache County, Colorado, built in 1972. It carries a Low hazard potential classification.
Dam profile
NID height · 11 ft11 ft tall and 3,750 ft long. 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 Mc Cormick #1
The primary purpose of Mc Cormick #1 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by John Mc Cormick (private). It impounds the Rio Grande-os near Hooper.
The dam stands 11 feet tall and stretches 3,750 feet across, creates a reservoir covering 14 acres, and has a maximum storage capacity of 82 acre-feet. 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. The most recent inspection on record was 08/27/1986. That was over 40 years ago.
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Location
| State | Colorado |
| County | Saguache |
| Nearest City | Hooper |
| River/Stream | Rio Grande-os |
| Coordinates | 37.85668, -106.20057 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 11 ft |
| Dam Height | 11 ft |
| Dam Length | 3,750 ft |
| Year Completed | 1972 (54 years old) |
Storage & Hydraulics
| NID Storage | 82 acre-ft |
| Max Storage | 82 acre-ft |
| Normal Storage | 61 acre-ft |
| Surface Area | 14 acres |
| Max Discharge | 37 cfs |
| Spillway Type | None |
Ownership & Safety
| Purpose | Irrigation |
| Owner | John Mc Cormick |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 08/27/1986 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | CO01853 |
| Federal ID | CO01853 |
| More Info | State Dam Safety Program |