Thomas is an other dam located in Archuleta County, Colorado, built in 1966. It carries a Low hazard potential classification and has a unsatisfactory condition assessment.
Dam profile
NID height · 17 ft17 ft tall and 1,700 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 Thomas
The primary purpose of Thomas is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by King Capital, Inc. (don King) (private). It impounds the San Juan River-os near Pagosa Springs.
The dam stands 17 feet tall and stretches 1,700 feet across, creates a reservoir covering 10 acres, and has a maximum storage capacity of 93 acre-feet. Completed in 1966, 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 08/15/1988. That was over 38 years ago.
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Location
| State | Colorado |
| County | Archuleta |
| Nearest City | Pagosa Springs |
| River/Stream | San Juan River-os |
| Coordinates | 37.31667, -106.96890 |
Physical Characteristics
| Dam Type | Other |
| NID Height | 17 ft |
| Dam Height | 17 ft |
| Dam Length | 1,700 ft |
| Year Completed | 1966 (60 years old) |
Storage & Hydraulics
| NID Storage | 93 acre-ft |
| Max Storage | 93 acre-ft |
| Normal Storage | 56 acre-ft |
| Surface Area | 10 acres |
| Max Discharge | 227 cfs |
| Spillway Type | None |
Ownership & Safety
| Purpose | Irrigation |
| Owner | King Capital, Inc. (don King) |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Unsatisfactory |
| Last Inspection | 08/15/1988 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | CO02531 |
| Federal ID | CO02531 |
| More Info | State Dam Safety Program |