Big Sky Sustainable Water Solutions Forum



This section provides links to information about topics related to water resources information the Big Sky area. Videos of informational presentations are also available.

Big Sky Sustainable Watershed Stewardship Plan (January 26, 2018)

The final stewardship plan provides information about the recommendations, goals, priorities, and actions that the Big Sky Sustainable Water Solutions Forum stakeholders identified to address community water resources issues. It also provides information about water resources and the alternatives discussed and analyzed.

Informational overview of the three focus areas: (February 2017)

Examples of Models for Implementation

Good Neighbor Agreement

Watershed Models For Stewardship

Clean Water Services

Montana Water Conservancy Districts

MS4 Permits for Stormwater Management. Currently, there are eight MS4 permits in Montana, all for municipal areas greater than 10,000 residents. It is possible to petition the MS4 for a permit for other municipalities.


Ecological Health of the River Systems

Water Quality



Gallatin Local Water Quality District Reports 

Forests & Fire

Weeds & Invasive Species



Community Models

Ecological Health of Rivers and Watersheds

Water Supply and Availability

Wastewater Treatment and Reuse Models

Collaborative and Community Stakeholder Efforts


Development, Growth and Build-out Information


Water Supply and Availability

Water Rights
Physical Water Supply
  • Ground Water Information Center – Montana Bureau of Mines and Geology. Information about wells and ground water. Search to find information about Big Sky.
Climate Change, Variability and Drought

Wastewater Treatment and Reuse

Big Sky Water & Sewer District Reports

Gallatin City-County Health Department (Healthy Gallatin)

Montana Pollutant Discharge Elimination System (MPDES), Department of Environmental Quality

Stormwater Best Practices Handbook, US Environmental Protection Agency