Lake Brennand, also known as Lake Irwin, is a picturesque reservoir nestled in Gunnison, Colorado, just 17 miles from Somerset.
Wind
Humidity
This state-regulated water source serves multiple purposes, including water supply, fish and wildlife habitat, and recreational activities. Completed in 1963, the earth dam stands at 22 feet high and spans 350 feet in length, with a storage capacity of 896 acre-feet and a surface area of 65 acres.
The dam on Lake Brennand, managed by the Colorado Department of Water Resources, is classified as having a low hazard potential and fair condition assessment. With a maximum discharge capacity of 1160 cubic feet per second and an uncontrolled spillway width of 30 feet, the reservoir plays a crucial role in managing water resources in the region. Despite its moderate risk assessment level, Lake Brennand remains a vital component of the local water supply infrastructure.
Water resource and climate enthusiasts will appreciate the strategic location of Lake Brennand on Anthracite Creek, which contributes to a drainage area of 3 square miles. This reservoir, with its serene surroundings and diverse ecological functions, exemplifies the balance between human needs and environmental conservation. As a key component of the Sacramento District's water management system, Lake Brennand continues to play a significant role in supporting the surrounding ecosystem and supplying water to the community.
Year Completed |
1963 |
Dam Length |
350 |
Dam Height |
22 |
River Or Stream |
ANTHRACITE CREEK-TR |
Primary Dam Type |
Earth |
Surface Area |
65 |
Hydraulic Height |
23 |
Drainage Area |
3 |
Nid Storage |
896 |
Structural Height |
24 |
Outlet Gates |
Uncontrolled |
Hazard Potential |
Low |
Foundations |
Rock, Soil |
Nid Height |
24 |