Methods of Estimating Monthly Streamflow Characteristics at Ungaged Sites in Western
Montana (14.6 MB)
Describes the estimation methods developed and discusses their reliability and limitations...

A Method for Estimating Mean and Low Flows
of Streams in National Forests of Montana
(5.48 MB)
Describes a method for estimating mean annual discharge for ungaged streams on national forest lands in Montana...

A Method for Estimating Mean Annual Runoff
of Ungaged Streams Based on Characteristics
in Central and Eastern Montana (5.28 MB)
Describes a method for estimating mean annual
runoff of ungaged streams in central and eastern Montana...

Mean Annual Runoff and Peak Flow Estimates
Based on Channel Geometry of Streams in Northeastern and Western Montana (17.3 MB)
Provides methods for estimating mean annual
runoff and peak discharges for ungaged streams in
northeastern and western Montana...

Estimates of Monthly Streamflow Characteristics
at Selected Sites in the Upper Missouri River Basin, MT, Base Period Water Years 1937-86 (36 MB)
Presents the estimated monthly streamflow characteristics for the identified sites, describes the methods used and discusses reliability...

Estimates of Mean Monthly Streamflow for Selected Sites in the Musselshell River Basin, MT, Base Period Water Years 1937-86
(12 MB)
Streamflow estimates for Musselshell River basin, methods used and reliability...

Estimated Monthly Percentile Discharges at Ungaged Sites in the Upper Yellowstone River Basin in Montana (11.8 MB)
Describes the technique used to estimate monthly percentile discharges and evaluates the reliability of the results...

Mean Annual Runoff and Peak Flow Estimates Based on Channel Geometry of Streams in Southeastern Montana (11.6 MB)
Describes the channel-geometry technique and presents equations for estimating mean annual runoff and peak flows for ungaged streams in southeastern Montana...

Streamflow Characteristics of Mountain Streams in Western Montana (19.5 MB)
Presents streamflow data and describes techniques for estimating streamflow characteristics measured at selected potential hydropower sites in western Montana...