Black Hollow is a privately owned irrigation dam located in Weld County, Colorado, specifically in the city of Severance.
Wind
Humidity
Built in 1918, this Earth-type dam stands at 40 feet tall and stretches 1,260 feet in length, creating a reservoir with a storage capacity of 9,300 acre-feet. The dam regulates Black Hollow Creek, with a drainage area of 21 square miles, and has a spillway width of 1,820 feet to manage maximum discharge of 38,200 cubic feet per second.
Despite being classified as having a high hazard potential, Black Hollow Dam is currently in satisfactory condition according to its last inspection in June 2020. It is under the regulatory oversight of the Colorado Division of Water Resources and undergoes regular inspections and enforcement to ensure its safety and functionality. The dam serves a crucial purpose in providing irrigation water to the surrounding area, showcasing the intersection of water resource management and climate considerations in the region.
With its historical significance and vital role in water management, Black Hollow Dam serves as a key infrastructure in Weld County. Its presence highlights the importance of maintaining and regulating dams for irrigation purposes, while also emphasizing the need for continued monitoring and risk assessment to address climate-related challenges in water resource management. As water resource and climate enthusiasts, understanding the intricacies of dams like Black Hollow is essential in safeguarding our environment and ensuring sustainable water practices for the future.
Year Completed |
1918 |
Dam Length |
1260 |
Dam Height |
40 |
River Or Stream |
BLACK HOLLOW CREEK |
Primary Dam Type |
Earth |
Surface Area |
371 |
Hydraulic Height |
39 |
Drainage Area |
21 |
Nid Storage |
9300 |
Structural Height |
42 |
Hazard Potential |
High |
Nid Height |
42 |