Section 35, located in Dacono, Colorado, is a privately-owned irrigation dam on Big Dry Creek.
Wind
Humidity
Completed in 1900, this earth dam stands at a height of 10 feet and stretches 550 feet in length, providing a storage capacity of 197 acre-feet. The dam serves the primary purpose of irrigation and has a low hazard potential, with a satisfactory condition assessment as of September 2013.
Despite its age, Section 35 remains regulated and permitted by the Colorado Division of Water Resources, ensuring ongoing inspection, enforcement, and compliance with state regulations. With a maximum discharge of 1052 cubic feet per second and a normal storage capacity of 57 acre-feet, this dam plays a crucial role in managing water resources in the Broomfield County area. While the risk assessment indicates a high level of risk (2), the dam's emergency action plan status and risk management measures remain undisclosed.
Water resource and climate enthusiasts will find Section 35 to be a significant piece of infrastructure in Colorado's water management system. Its historical significance, ongoing regulation, and vital role in irrigation make it a noteworthy structure worth monitoring for those interested in the intersection of water resources, infrastructure, and climate resilience in the region.
Year Completed |
1900 |
Dam Length |
550 |
Dam Height |
10 |
River Or Stream |
BIG DRY CREEK-TR |
Primary Dam Type |
Earth |
Surface Area |
9 |
Hydraulic Height |
10 |
Drainage Area |
4 |
Nid Storage |
197 |
Structural Height |
10 |
Hazard Potential |
Low |
Nid Height |
10 |
South Platte River At Henderson
|
307cfs |
Big Dry Creek At Westminster
|
6cfs |
Big Dry Creek At Mouth Near Fort Lupton
|
48cfs |
Boulder Creek At Mouth
|
44cfs |
South Platte River At Fort Lupton
|
403cfs |
St. Vrain Creek Below Longmont
|
-999999cfs |
| Location | Reservations | Toilets |
|---|---|---|
St. Vrain State Park
|
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Standley Lake
|
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Tipi Village
|