Reservoir Data

Pool Elevation is 4611.1 Feet
Reservoir Storage is 5686.0 Acre-Feet
Reservoir Inflow is 96.9 CFS
Reservoir Outflow is 95.4 CFS
Reservoir is 5.9 % Full*
Reservoir Flood Control Pool is filled 0.0 %
Sun River Flow is 169.1 CFS

Note: 998877. Indicates A Missing Value
* Reservoir is considered "full" when pool elevation is at top of active conservation pool. Percentage is based on total reservoir volume below that level.

Graphs for the last 30 Days of Record

• Elevation
• Content
• Inflow
• Outflow

The following data extraction and plotting routines are directly accessible by clicking the items below:

• ARC040 Daily Data for One Month
• ARC050 Daily Data for One Year
• RES070 Monthly Data for One Parameter for Period of Record
• ARCPLT Graphical Data Plots
• TEACUPS Visual Display of Current Reservoir/River Basin Data (Not Available for Some Projects)

Project Links

• Boat Launching
• Reservoir Allocation

State Links

• Montana Area Office Home Page
• Montana Lakes and Reservoir Page
• Recreation

Projects and Facilities Links

• Gibson Dam
• Gibson Reservoir at Recreation.gov