Matheson
Matheson is an earth dam located in Grand County, Colorado, built in 1951. It carries a Significant hazard potential classification and has a unsatisfactory condition assessment.
About Matheson
The primary purpose of Matheson is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Circle C Ranch Kremmling, Llc (phelps, David) (private). It impounds the Troublesome Creek near Kremmling.
The dam stands 60 feet tall and stretches 192 feet across, creates a reservoir covering 62 acres, has a maximum storage capacity of 1,570 acre-feet, and collects water from a drainage area of 13 square miles. Completed in 1951, the structure is well into its service life at over 50 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated unsatisfactory, indicating serious safety deficiencies exist that require immediate attention or remedial action. An emergency action plan is in place for this dam. The most recent inspection on record was 08/09/2021.
At 60 feet, this dam is taller than 95% of all dams in the United States.
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Location
| State | Colorado |
| County | Grand |
| Nearest City | Kremmling |
| River/Stream | Troublesome Creek |
| Coordinates | 40.29500, -106.29223 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 60 ft |
| Dam Height | 58 ft |
| Dam Length | 192 ft |
| Year Completed | 1951 (75 years old) |
Storage & Hydraulics
| NID Storage | 1,570 acre-ft |
| Max Storage | 1,570 acre-ft |
| Normal Storage | 1,074 acre-ft |
| Surface Area | 62 acres |
| Drainage Area | 13 sq mi |
| Max Discharge | 3,450 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | CIRCLE C RANCH KREMMLING, LLC (PHELPS, DAVID) |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Unsatisfactory |
| Last Inspection | 08/09/2021 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | CO00701 |
| Federal ID | CO00701 |
| More Info | State Dam Safety Program |