Your Guide to A Sustainable Shared Water Future In New Mexico

Main Stream New Mexico connects water data, stories, and solutions to plan, conserve, and thrive together.

Main Stream is a campaign of the New Mexico Interstate Stream Commission Water Planning Program. It is a resource for revitalized regional water planning under New Mexico’s Water Security Planning Act of 2023.

Rulemaking

As part of the rulemaking process, NMISC is accepting public comments for the official record through September 27, 2025. To view the proposed rule, submit a comment, and access the docketed materials visit: here. A public hearing will begin on October 15 at 9:00 a.m. in Santa Fe. Following the hearing, the commission will deliberate and adopt, amend, or reject the proposed rule. Once finalized, NMISC will begin convening regional water security planning councils across the state.
As part of the rulemaking process, NMISC is accepting public comments for the official record through September 27, 2025. To view the proposed rule, submit a comment, and access the docketed materials visit: https://www.ose.nm.gov/RulesRegs/rulemaking.php. A public hearing will begin on October 15 at 9:00 a.m. in Santa Fe. Following the hearing, the commission will deliberate and adopt, amend, or reject the proposed rule. Once finalized, NMISC will begin convening regional water security planning councils across the state.
Learn More

New Mexico’s Regional Water Planning Mapping Tool

Image
This tool provides an introduction to water data which incorporates various tried-and-true data sets.  It pairs population data from the Census with water data from the New Mexico Water Data Act, and overlays those with Water Use by Categories reports from both 2015 and 2020 (among other data sets).
Explore Maps & Stories
View Data & Reports

Water Facts for New Mexicans

Worried About Water in New Mexico?

Through floods and droughts, New Mexicans have always adapted. Now, as climate change reshapes our water future, it's time to act together. We are all connected by water, and small changes can secure our water future. So do your part. Only take what you need.
View All Water Stories

What's The Link Between Snow and Our Rivers?

New Mexico rivers change a lot from season to season. Ever wonder why? Snowfall plays a big role. Each winter, snow creates frozen stores of water in the high mountains. This melts in the spring, feeding rivers and streams. But New Mexico winters are becoming dryer, warmer, and shorter, reducing the flow. So do your part. Only take what you need.
View All Water Stories

Does A Hotter Climate Mean Less Water?

Our climate is heating up. As average annual temperatures rise — even by just one degree — more water evaporates from our landscapes, reservoirs, and rivers, leaving less to go around. So do your part. Only take what you need.
View All Water Stories

How Does Groundwater Work?

In New Mexico, over 98% of public water systems rely on groundwater. As New Mexico gets warmer and our rivers and streams become increasingly stressed, more communities will turn to limited groundwater to meet demands. Do your part. Only take what you need.
View All Water Stories
Worried About Water in New Mexico?Click to learn more
What's The Link Between Snow and Our Rivers?Click to learn more
Does A Hotter Climate Mean Less Water?Click to learn more
How Does Groundwater Work?Click to learn more

New Mexico Water Stories