ASDSO Dam Safety Toolbox

Montana

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Ruby Dam Rehabilitation, 2010

In Montana, dams are regulated by the Montana Department of Natural Resources and Conservation (DNRC); Water Operations Division; Dam Safety Program. Learn more at their website: https://dnrc.mt.gov/Water-Resources/Dam-Safety/.


Montana Dam Safety Program YouTube Channel

Statutes, Rules & Regulations


Guidance Documents - Montana Specific

Technical Note 1 - Determination of the Inflow Design Flood for High Hazard Dams in Montana


Guidance Documents - Applicable to All

Seepage and Stability Modeling Guidance for Embankment Dams (This document provides practical guidance for dam owners and engineers on seepage and slope stability modeling of embankment dams. It is an excellent resource for all modelers considering a model that supports a dam design decision.)

Determining Baseflow for Inflow Design Floods

Psuedo-Calibration of a Runoff Model by Adjusting Basin Infiltration Parameters

Pseudo-Calibration of a Runoff Model by Adjusting Unit Hydrograph

Evaluating Spillway Capacity for Small Dams for a 500-year Storm

Using Prism to Estimate Precipitation for Storm Events

Dam Modeling Communication Fact Sheet: Pre-Analysis Communication Best Practices