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San Antonio River Authority

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South Texas Natives: Black-bellied Whistling Duck

Photo Credit: Adam Jackson (iNaturalist CCO) Have you ever been walking along the San Antonio River and heard whimsical whistling? You might have encountered the beloved Black-bellied Whistling Duck (Dendrocygna

Flow into Summer: Discover Your River during National Rivers Month

There’s a rhythm to a river that speaks to all of us—calming, powerful, and full of life. This June, as we celebrate National Rivers Month, we invite you to pause

Honoring Freedom, History, and Nature: The Legacy of Hendrick Arnold

As we approach Juneteenth—a time to reflect on freedom, resilience, and the stories of Black Americans—it’s especially meaningful to shine a light on Hendrick Arnold Nature Park. This peaceful stretch

Together for the River: 18,000 students, community members inspired during 2024-25 school year

“The power of education is not in filling a bucket, but in lighting a fire—and nowhere is that more important than in environmental education.” — Barbara Kingsolver The River Authority

Fireflies Need You to Protect their Home in the San Antonio River Basin!

When was the last time you saw a firefly? Were fireflies more abundant when you were younger, but maybe now you can’t remember the last time you saw them? Typically

Message from the GM – San Pedro Creek Culture Park Completion

A Moment to Celebrate: San Pedro Creek’s Progress and Community Impact May 15 marked a significant milestone for both our organization and the broader San Antonio community. The San Pedro

My River POV: Rita Rodriguez

What does a construction inspector do? As a construction inspector, I look over the plans for a project, go to the job site to make sure everyone shows up, and

Board Insights – Chairman Jim Campbell

This series provides readers the opportunity to learn about the unique insights and experiences of the San Antonio River Authority (River Authority) Board of Directors and their personal connection to

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

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Alerts

Graytown Park Parking Lot Construction Notice 

June 30, 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.

Trail Closure – San Pedro Creek Culture Park

June 30, 2025

* 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

Trail Closure at Myrtle St. Dead End

June 30, 2025

The trail between Myrtle St. and the newly constructed South Bridge at the Pearl District will be closed due to construction. Alternative pathways around the work area can be seen in the map below. We apologize for the inconvenience

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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