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Did you know that stormwater runoff from city streets, residential neighborhoods, and rural farmland can introduce harmful contaminants and bacteria into the San Antonio River? By analyzing samples collected during
Imagine for a moment that you hear the rumble of thunder and the soft patter of raindrops falling onto your roof. You peer out of your window and confirm what
Mussels have been in the news in recent years for two main reasons: 1) they are imperiled, threatened, or endangered and in desperate need of conservation, or 2) they are
Estimated Reading Time: 5 Minutes San Antonio River Authority (River Authority) aquatic biologists are preparing for a native freshwater mussel reintroduction in the Mission Reach of the San Antonio River
Welcome to the San Antonio River Authority’s (River Authority) Basin Report Card series! The San Antonio River Basin Report Card is an annual assessment of twelve indicators that highlight the
Welcome to the San Antonio River Authority’s (River Authority) Basin Report Card series! The San Antonio River Basin Report Card is an annual assessment of twelve indicators that highlight the
Welcome to the San Antonio River Authority’s (River Authority) Basin Report Card series! The San Antonio River Basin Report Card is an annual assessment of twelve indicators that shine a
In the past few years, the San Antonio River has faced a new threat to its ecosystem. San Antonio River Authority (River Authority) biologists first responded to the observation of
Top left: A freshwater mussel filter feeds with its incurrent and excurrent apertures. Top right: Mussels recovered during a relocation event. Species include Yellow sandshell, Pistolgrip, Pimpleback, Threeridge, and Washboard.
Unfortunately, Trueheart Ranch Nature Park (14984 Blue Wing Rd, San Antonio, TX 78221) is closed until further notice due to recent vandalism. We’re working to assess and repair the damage to ensure the park is safe and welcoming for everyone. Thank you for your understanding—updates will be shared as soon as we have them.
Construction Timeline: April – October 2025 (estimated)
Improvements are coming to Graytown Park! Parking lot construction will begin in April, and we appreciate your patience as we work to enhance the park for all visitors.
Temporary Closures & Impacts:
We encourage visitors to plan accordingly and check back for updates as the project progresses. Thank you for your support!
Stay Updated: Follow us on social media for the latest updates.
* Trail temporarily closed from 5/1/2025 until 9/1/2025.
Due to adjacent construction work, the San Pedro Creek Trail on the west side of the creek will be closed from the access
point at W. Nueva Street to Dolorosa Street until further notice. Alternate route with ADA access is on the east side of the creek
NOTICE: HWY 59 Landing Site Closed
Due to TxDOT construction on the HWY 59 Bridge, the HWY 59 landing site is closed until further notice. However, the Goliad Paddling Trail remains open, and paddlers can still access the river at the Riverdale, Ferry Street, and Goliad State Park landings.
Please plan accordingly and check back for updates.
Staff have removed two large log jams just downstream of Helton Nature Park, keeping the southern portion of the SASPAMCO Paddling Trail temporarily closed. Staff are working to contact adjacent landowners to support a land-based removal solution.
The SASPAMCO paddling trail is open from River Crossing Park to Helton Nature Park.
*Please Note: Paddling Trail from Helton Nature Park to HWY 97 is still closed due to blockages.
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