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San Antonio River Authority

San Antonio River Authority

Race the River - SASPAMCO

We’re back with the next installment of 2025 Race the River series! Join us at the SASPAMCO Paddling Trail on Saturday, September 6 from 10AM-12PM to see Pro and Amateur paddlers battle it out along the San Antonio River Basin. 

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SASPAMCO Race the River paddler in a kayak

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.

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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.

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San Antonio to Seadrift - Kayak Through Bexar County

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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.

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Blog & News

Discover More from the Blog

From Campfires to Canoes: Your Fall River Adventure Guide

Welcome back to the Happy Trails Blog Series! We hope you have had a chance to get outside and enjoy some fresh air at the San Antonio River Authority (River

When Rivers Rise Fast: NextGen Flood Warning System: A Smarter, Safer Future

The San Antonio River Tunnel diverts floodwaters during a rain event. During flooding events, the tunnel can move up to 3 million gallons of water per minute! We’re introducing a

Reclaiming the Water’s Edge: The Revival of San Antonio’s Urban Creeks and Rivers

As of May 2025, San Pedro Creek Culture Park is officially open in its entirety—and it’s nothing short of spectacular! Ten years in the making, this once plain flood channel

Events Calendar

Discover More Events
Guided Bike Ride

Bike Rides – All About Birds

September 3, 2025

9:00am

Free Camping Weekend September 5-7 at Helton Nature Park promotional graphic

FREE CAMPING WEEKEND

September 5, 2025

3:00pm

Race the River SASPAMCO race

Race the River – SASPAMCO

September 6, 2025

8:00am

Guided Bike Ride

Bike Rides – Mission Reach

September 10, 2025

9:00am

Alerts

Graytown Park Parking Lot Construction Notice 

August 5, 2025
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.

SASPAMCO Paddling Trail

June 30, 2025
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. 

SASPAMCO Paddling Trail Temporarily Closed

June 30, 2025
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.

Goliad Paddling Trail Alert

June 30, 2025
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.
Current Conditions

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