San Antonio River Authority

Capture the Beauty of the San Antonio River Basin! The 8th Annual River Clicks Photo Contest is here! Submit your photos from March 1-May 30. Check out the link below to read contest rules and instructions. 

A Cormorant perched on top of turtles

About Us

What does the San Antonio River Authority do?

Funded by property taxes, the River Authority upholds a commitment to “providing safe, clean and enjoyable creeks and rivers,” which in its 83 years has led to a multitude of partnerships, research initiatives, and projects that integrate public health with ecosystems and sustainability with economic development.

Hiking, Biking, Paddling & River Recreation

Parks & Trails

There is an emerald heart in South Texas that beats to a rhythm of exploration, tranquility and adventure. Your San Antonio River has that pulse, and the San Antonio River Authority is inviting you to discover every facet of this gem’s green spaces, flowing waters and cultural heritage.

Virtual Tour

San Antonio to Seadrift - Kayak Through Bexar County

Learn About The San Antonio River

Serving Bexar, Wilson, Karnes and Goliad Counties

Learn more about preserving, protecting and experiencing our river. Explore our website for a deeper dive into the bounty of natural, recreational, cultural and family opportunities waiting for you along the 240-mile course of the San Antonio River.

Square Mile Jurisdiction
0
Dams Operated & Maintained
0
Average Annual Tax
$ 0
Acres of Parks
0

Bye Bye Snails, So Long Litter! Earth Month activates volunteer efforts along San Antonio River

April was an exciting month for community members all throughout the San Antonio River Watershed. The River Authority invited several companies to join in keeping our creeks and rivers safe,

San Pedro Creek’s big comeback party is next week—you’re invited!

After nearly a decade of transformation, it’s time to celebrate the rebirth of one of San Antonio’s most important waterways — and you’re invited to the party! The San Antonio

From River to Bay: Why Sea Turtles Need a Healthy San Antonio River

The San Antonio River flows through the heart of the city, weaving together urban landscapes, vibrant wildlife, and our collective responsibility to preserve it. Our river carries not just water

Events Calendar

Alerts

Park Closure Notice: Trueheart Ranch

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.

Graytown Park Parking Lot Construction Notice 

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:
  • Upper parking area, pavilion, and restrooms will be CLOSED during construction. Temporary restroom facilities will be provided.
  • Park and river access will be CLOSED Monday–Friday from 8 AM – 5 PM (no access during these hours).
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 Closure – San Pedro Creek Culture Park

* 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 creekSan Pedro Creek Culture Park Trail Closure

Goliad Paddling Trail Alert

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.

SASPAMCO Paddling Trail Temporarily Closed

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.

SASPAMCO Paddling Trail

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. 

River Reach Newsletter and Blog Signup

River Reach is offered as a printed, physical mailing to your residence or business. The Blog is a weekly electronic email with news and updates in order to be more environmentally conscious. Please fill out the form below and indicate your preferred method of delivery.

By submitting this form, you are consenting to receive marketing materials from: San Antonio River Authority, 100 East Guenther St., San Antonio, TX, 78204, US. You can revoke your consent to receive emails at any time by using the SafeUnsubscribe® link, found at the bottom of every email. Emails are serviced by Constant Contact. This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.