Morrison
Morrison is an earth dam located in Dolores County, Colorado, built in 1961. It carries a Low hazard potential classification and has a unsatisfactory condition assessment.
About Morrison
The primary purpose of Morrison is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Keith Ivins (private). It impounds the Morrison Creek-os near Slick Rock.
The dam stands 25 feet tall and stretches 566 feet across, creates a reservoir covering 11 acres, and has a maximum storage capacity of 171 acre-feet. Completed in 1961, 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 unsatisfactory, indicating serious safety deficiencies exist that require immediate attention or remedial action. The most recent inspection on record was 05/16/2018.
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Location
| State | Colorado |
| County | Dolores |
| Nearest City | Slick Rock |
| River/Stream | Morrison Creek-os |
| Coordinates | 37.85968, -108.36798 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 24 ft |
| Dam Length | 566 ft |
| Year Completed | 1961 (65 years old) |
Storage & Hydraulics
| NID Storage | 171 acre-ft |
| Max Storage | 171 acre-ft |
| Normal Storage | 116 acre-ft |
| Surface Area | 11 acres |
| Max Discharge | 940 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | KEITH IVINS |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Unsatisfactory |
| Last Inspection | 05/16/2018 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | CO01085 |
| Federal ID | CO01085 |
| More Info | State Dam Safety Program |