The San Marcos River Rangers are volunteers trained as citizen scientists to conduct scientific data collectionRead More…
SMRF Riverside Social 2023
A Proud Supporter of EarthshareTexas and All Their Members
Reliant EcoShare program benefits Earthshare Members like SMRF
2022 Friend of the River
Nancy and Michael Ohlendorf have been incredible supporters of the San Marcos River Foundation for years, and most recently assisted SMRF in the case against the Cherryville wastewater treatment ... Continue Reading »
Thank you to Reliant for their Support of Environmental Groups in Texas
Citizen Science Water Quality Monitoring
Contact riverrangers@sanmarcosriver.org to register. Monthly sessions, 4 hours for state certification ... Continue Reading »
Invasive Removals on 3rd Saturday
Help remove invasive plants by kayak from Spring Lake. Pre-registration is required with only 14 spots per month ... Continue Reading »
A big thank you to Springtown Roasters for supporting SMRF and its work to keep the river clean and flowing
Cave Recharging Video
Two heavy streams of rainfall drop down into the aquifer's recharge zone at SMRF's ranch. This is one of several caves and recharge features that were cleaned out by volunteers to re-allow flow into ... Continue Reading »
The San Marcos River Project
The San Marcos River Project A short, must-watch segment about the many reasons why this river is unique and deserves extra protection. Shout-outs to Dianne Wassenich, Dr. Ben Hutchins, and ... Continue Reading »
