Webster Lake East
Webster Lake East is an earth dam located in Adams County, Colorado, built in 1888. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Webster Lake East
The primary purpose of Webster Lake East is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by City Of Northglenn (kent Kisselman) (local government). It impounds the Big Dry Creek-os near Northglenn.
The dam stands 14 feet tall and stretches 1,300 feet across, creates a reservoir covering 11 acres, and has a maximum storage capacity of 129 acre-feet. Completed in 1888, the structure is over a century 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 satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 05/16/2018.
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Location
| State | Colorado |
| County | Adams |
| Nearest City | Northglenn |
| River/Stream | Big Dry Creek-os |
| Coordinates | 39.91160, -104.98423 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 14 ft |
| Dam Height | 14 ft |
| Dam Length | 1,300 ft |
| Year Completed | 1888 (138 years old) |
Storage & Hydraulics
| NID Storage | 129 acre-ft |
| Max Storage | 129 acre-ft |
| Normal Storage | 70 acre-ft |
| Surface Area | 11 acres |
| Max Discharge | 142 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | CITY OF NORTHGLENN (KENT KISSELMAN) |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 05/16/2018 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | CO01742 |
| Federal ID | CO01742 |
| More Info | State Dam Safety Program |