Overview
Green Mountain Reservoir is a reservoir in CO. Primary inflow is Blue River. It is managed by U.S. Bureau of Reclamation.
The basin is characterized by about 2,125 acres of surface area. Shoreline and bottom character vary from protected coves and flats to deeper water, supporting a mix of open-water and nearshore habitats.
Green Mountain Reservoir supports recreational boating and fishing. Public access is through area ramps, parks, and shoreline facilities where provided by the operator. Fishing and boating regulations are set by the relevant state wildlife agency.
Operating elevations for Green Mountain Reservoir are documented by the managing authority. Full-pool and related figures are left unset until an official published value is confirmed. Current level, when available from an authoritative gauge, is the practical reference for access and recreation.
Current Conditions
- Drought conditionsExceptional Drought
About This Lake
Learn how this lake is managed, what affects its water level, and where Lake Insights gets its data.
Green Mountain Reservoir is a 2,125-acre reservoir on the Blue River managed by U.S. Bureau of Reclamation.






