Green Lake No.
Wind
Humidity
3, located in Boulder, Colorado, is a rockfill dam completed in 1907 for the primary purpose of water supply. With a dam height of 28 feet and a storage capacity of 345 acre-feet, this structure plays a crucial role in managing water resources in the region. Situated on North Boulder Creek, the dam has a low hazard potential and a moderate risk assessment rating, indicating its importance for mitigating potential water-related risks in the area.
Owned by the local government and regulated by the Colorado Department of Water Resources, Green Lake No. 3 undergoes regular inspections, permitting, and enforcement to ensure its structural integrity and functionality. Despite being last inspected in 1990, this dam continues to serve as a vital infrastructure for water management and supply in the region. With a spillway width of 15 feet and a maximum discharge capacity of 205 cubic feet per second, Green Lake No. 3 is equipped to handle water flow and maintain water levels within safe limits.
For water resource and climate enthusiasts, Green Lake No. 3 represents a historic and essential piece of infrastructure in Boulder, Colorado. As a key element in the local water supply system, this dam plays a critical role in ensuring water security and management in the region. With its low hazard potential and moderate risk assessment, Green Lake No. 3 stands as a testament to effective water resource management and infrastructure development in the face of changing climate conditions.
Year Completed |
1907 |
Dam Length |
315 |
Dam Height |
28 |
River Or Stream |
NORTH BOULDER CREEK |
Primary Dam Type |
Rockfill |
Surface Area |
20 |
Hydraulic Height |
28 |
Drainage Area |
1 |
Nid Storage |
345 |
Structural Height |
28 |
Hazard Potential |
Low |
Nid Height |
28 |