As snow begins to fall and cold temperatures make it less appealing for people to get out on the river, the Task Force gets the time to look back and analyze a successful 2023 summer’s worth of Gallatin River Water Quality Monitoring data. As we’ve seen, the factors...
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Point Source v. Nonpoint Source Pollution – What’s the Difference?
When we talk about sources of pollution to rivers and streams, and more specifically about how different sources of pollution find their way into the Gallatin, we are talking about two distinct and different sources: point source, and nonpoint source (NPS) pollution
A look at the Upper Gallatin: a healthy fishery reflects a healthy river
An insight into the relationship between the health of the fishery and the promising health of a river.
FAQs: Gallatin River Middle Segment Impairment Designation
Based on a review of best available science from the past 10 years, and data collected by the Gallatin River Task Force, the Montana Department of Environmental Quality (DEQ) has issued a preliminary determination that the middle segment Gallatin River is impaired.
Understanding Algae Blooms on the Gallatin
If you have spent time along the Gallatin, you have undoubtedly seen for yourself or heard the chatter about long, stringy green algae growing on rocks throughout the river. This is an algae called Cladophora glomerata (Cladophora). Cladophora is naturally occurring...
Safeguarding a Legacy for Future Generations
The indigenous Shoshone people that first called this area home, called the Gallatin, the “Cut-tuh-o’gwa” (swift water) while conservationist and future President Teddy Roosevelt camped and enjoyed the Gallatin at Beaver Creek in 1888, along today’s 191. This history...
The Bloom is Back
As you’ve likely noticed, a wide-spread, bright green algae bloom yet again took over our backyard waterway. From the upper reaches of the Taylor Fork to downstream of Portal Creek, filamentous vegetation covered the river-bottom rocks. At first glance, the algae is...
Septic Smart
A majority of residential and commercial developments in Big Sky operate on septic systems, posing a significant threat to Gallatin River health. Credit: Chris Kamman A healthy Gallatin River begins in your home. On its way to the Gallatin River, water from rain and...
Twenty-One Answers to Questions You May Have Had About Algae Blooms
The 2018 algae bloom was the talk of the town this summer. While we wait for our results and analysis, we wanted to answer some of the questions that we’ve heard around town. We developed a webpage with answers to 21 common questions about algae and water quality.