Monticello, also known as Lake Berryessa, is a Federal-owned water resource located in Napa, California.
Wind
Humidity
Constructed in 1957 by the Bureau of Reclamation, Monticello serves primarily for irrigation purposes and water supply. The dam, standing at a height of 255 feet, holds a maximum storage capacity of 1,854,819 acre-feet, with a normal storage capacity of 1,602,278 acre-feet.
With a surface area of 20,240 acres and a drainage area of 576 square miles, Monticello plays a crucial role in managing water resources in the region. The dam utilizes an uncontrolled spillway type with a width of 67 feet. The facility has a high hazard potential and undergoes regular inspections by the Bureau of Reclamation to ensure its structural integrity and safety. Despite its age, Monticello continues to be a vital asset for irrigation and water supply needs in the area.
Situated along Putah Creek, Monticello offers a picturesque setting for water resource and climate enthusiasts to explore. With its impressive architectural design and significant storage capacity, Monticello stands as a testament to the ingenuity and importance of water infrastructure in California. As a key component of the region's water management system, Monticello plays a critical role in sustaining agricultural activities and ensuring a reliable water supply for the surrounding communities.
Year Completed |
1957 |
Dam Length |
1023 |
Dam Height |
255 |
River Or Stream |
PUTAH CREEK |
Primary Dam Type |
Concrete |
Surface Area |
20240 |
Hydraulic Height |
239 |
Drainage Area |
576 |
Nid Storage |
1854819 |
Structural Height |
304 |
Hazard Potential |
High |
Nid Height |
304 |
Putah C Nr Winters Ca
|
94cfs |
Napa R Nr Napa Ca
|
0cfs |
Napa R Nr St Helena Ca
|
0cfs |
Cache C A Yolo Ca
|
0cfs |
Sonoma C A Agua Caliente Ca
|
3cfs |
Nathanson C A Sonoma Ca
|
0cfs |