Lower Latham
Lower Latham is an earth dam located in Weld County, Colorado, built in 1900. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Lower Latham
The primary purpose of Lower Latham is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Lower Latham Reservoir Co. (john Flack, Superinten (private). It impounds the Beebe Draw near Kersey.
The dam stands 27 feet tall and stretches 10,712 feet across, creates a reservoir covering 987 acres, has a maximum storage capacity of 11,250 acre-feet, and collects water from a drainage area of 169 square miles. Completed in 1900, 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 08/19/2022.
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Location
| State | Colorado |
| County | Weld |
| Nearest City | Kersey |
| River/Stream | Beebe Draw |
| Coordinates | 40.35594, -104.63421 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 27 ft |
| Dam Height | 23 ft |
| Dam Length | 10,712 ft |
| Year Completed | 1900 (126 years old) |
Storage & Hydraulics
| NID Storage | 11,250 acre-ft |
| Max Storage | 11,250 acre-ft |
| Normal Storage | 5,740 acre-ft |
| Surface Area | 987 acres |
| Drainage Area | 169 sq mi |
| Max Discharge | 15,300 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | LOWER LATHAM RESERVOIR CO. (JOHN FLACK, SUPERINTEN |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 08/19/2022 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | CO00095 |
| Federal ID | CO00095 |
| More Info | State Dam Safety Program |