Jewell Wetland Detention is an earth dam located in Arapahoe County, Colorado, built in 2000. It carries a Low hazard potential classification.
Dam profile
NID height · 21 ft21 ft tall and 1,680 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 Jewell Wetland Detention
The primary purpose of Jewell Wetland Detention is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by City of Aurora, Stormwater Division (earnest, Mike (local government). It impounds the Westerly Creek-tr near Aurora.
The dam stands 21 feet tall and stretches 1,680 feet across, creates a reservoir covering 19 acres, and has a maximum storage capacity of 55 acre-feet. Completed in 2000, the structure is 26 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. An emergency action plan is in place for this dam. The most recent inspection on record was 01/04/2019.
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Location
| State | Colorado |
| County | Arapahoe |
| Nearest City | Aurora |
| River/Stream | Westerly Creek-tr |
| Coordinates | 39.68334, -104.83751 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 21 ft |
| Dam Height | 14 ft |
| Dam Length | 1,680 ft |
| Year Completed | 2000 (26 years old) |
Storage & Hydraulics
| NID Storage | 55 acre-ft |
| Max Storage | 55 acre-ft |
| Normal Storage | 1 acre-ft |
| Surface Area | 19 acres |
| Max Discharge | 995 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | City of Aurora, Stormwater Division (earnest, Mike |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 01/04/2019 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | CO02832 |
| Federal ID | CO02832 |
| More Info | State Dam Safety Program |