Riddle is an earth dam located in Larimer County, Colorado, built in 1953. It carries a Low hazard potential classification and has a unsatisfactory condition assessment.
Dam profile
NID height · 25 ft25 ft tall and 480 ft long, taller than 50% of U.S. dams with a recorded height. 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 Riddle
Riddle is a dam in Larimer, Colorado. The dam is owned by Glacier View Meadows (larry Maybon) (private). It impounds the A near A.
The dam stands 25 feet tall and stretches 480 feet across, creates a reservoir covering 4 acres, has a storage capacity of 16 acre-feet, and collects water from a drainage area of 6 square miles. Completed in 1953, 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 07/13/2018.
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Location
| State | Colorado |
| County | Larimer |
| Nearest City | A |
| River/Stream | A |
| Coordinates | 40.72944, -105.39698 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 480 ft |
| Year Completed | 1953 (73 years old) |
Storage & Hydraulics
| NID Storage | 16 acre-ft |
| Normal Storage | 16 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 6 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Owner | Glacier View Meadows (larry Maybon) |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Unsatisfactory |
| Last Inspection | 07/13/2018 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | CO03001 |
| Federal ID | CO03001 |
| More Info | State Dam Safety Program |