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San Antonio River Authority
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    Ways We Help

    The San Antonio River Authority is meeting the challenge of keeping lives, property, and our natural environment safe and secure with comprehensive planning, precision protection, strategic partnerships, and community preparedness.

    Along with maintaining over 40 dams and other flood control structures, the River Authority also advocates for development techniques designed to reduce runoff and improve water quality.

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    While green infrastructure features are designed to perform nature-like functions to slow the amounts of sediment and bacteria from getting to creeks and rivers, there are simple ways YOU can help too!

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    Painted Schini Moths Firewheel
    2026 River Basin Bioblitz: Exciting Discoveries at Trueheart Ranch Nature Park
    April 8, 2026
    Bald cypress trees thrive in Upper Cibolo Creek near Boerne, TX
    From Riverbank to Riverbed: Native Plant Superstars of the San Antonio Watershed
    April 1, 2026
    Derek congratulates a costume contest participant at the 2026 Helton Fall Festival.
    Board Insights: Derek Gaudlitz of Wilson County
    March 25, 2026
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    Discovery Hunt Spring 2026
    April 17, 2026
    Discovery Hunt SPRING
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    April 19, 2026
    Mission Reach Fiesta Flotilla
    City Nature Challenge 2026
    April 24, 2026
    City Nature Challenge
    Guided Bike Ride – Ethnobotany
    April 29, 2026
    Guided Bike Ride
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Home Events Calendar

Events

13 events found.

Events

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Today
  • March 2026

  • Sat 7
    Fin Addict Angler Clinic

    Canceled Family, Friends, and Fishing Clinic: Acequia Park

    March 7 @ 9:00 am - 11:00 am
    Acequia Park 8500 Mission Pkwy, San Antonio, TX, United States

    FREE Fishing Lessons to the Public & NO FISHING LICENSE needed for this event! Join Fin Addict Angler Foundation and the San Antonio River Authority

    Free
  • Tue 10
    What would worms do? at Escondido Creek Parkway

    Nature Workshop – What Would Worms Do

    March 10 @ 10:00 am - 11:30 am
    Escondido Creek Parkway 208 N. Sunset Strip, Kenedy, United States

    Join San Antonio River Authority staff for a Nature Workshop to learn all about vermicomposting and what worms can do for you! Begin your vermicomposting

    Free
  • Wed 11
    Nature Workshop: What Would Worms Do? at Branch Nature Park

    Nature Workshop – What Would Worms Do

    March 11 @ 10:00 am - 11:30 am
    Branch River Park 445 South Commercial Street, Goliad, United States

    Join San Antonio River Authority staff for a Nature Workshop to learn all about vermicomposting and what worms can do for you! Begin your vermicomposting journey

    Free
  • Wed 11

    City Nature Challenge – Virtual iNaturalist Training

    March 11 @ 6:00 pm - 7:30 pm

    The San Antonio River Authority invites you to get ready for City Nature Challenge 2026! Whether you're brand-new to iNaturalist or looking to sharpen your

    Free
  • Fri 13
    City Nature Challenge

    City Nature Challenge – iNaturalist Bioblitz Training

    March 13 @ 5:00 pm - March 14 @ 10:00 am
    Goliad State Park 108 Park Rd 6, Goliad, TX

    The San Antonio River Authority invites you to get ready for City Nature Challenge 2026! Whether you're brand-new to iNaturalist or looking to sharpen your

    Free
  • Thu 19
    Night Photography 101 event image

    Night Photography 101 with Adolfo Rosas

    March 19 @ 6:00 pm - 7:00 pm
    Helton Nature Park 15662 FM 775, Floresville, TX, United States

    Join the San Antonio River for Night Photography 101 with Adolfo Rosas! Learn how to capture breathtaking images of the night sky as it stretches

    Free
  • Sat 21

    Household Hazardous Waste Event – Karnes County

    March 21 @ 8:00 am - 12:00 pm
    Karnes County Youth Show Barn 1480 County Rd 345, Karnes City, United States

    More details to come! March 21, 2026 | 8AM - 12 PM Karnes County Youth Show Barn 1480 CR 345, Kenedy, TX 78119

    Free
  • Wed 25
    SA River Basin Bioblitz Logo

    San Antonio River Basin Bioblitz

    March 25 @ 8:00 am - March 28 @ 5:00 pm
    Trueheart Ranch Nature Park 14984 Blue Wing Rd, San Antonio, United States

    San Antonio River Basin BioblitzJoin scientists from the San Antonio River Authority and partners to assist with biological surveys, observe flora and fauna, and explore

    Free
  • Sat 28
    Women Girls Disc Golf Clinic

    Women’s & Girls’ Disc Golf Clinic

    March 28 @ 9:00 am - 1:00 pm
    Graytown Park 1239 County Rd 125,, Elmendorf, United States

    San Antonio River Authority presents a Women’s & Girls’ DISC GOLF CLINIC at Graytown Disc Golf Course, sponsored by the San Antonio Women’s Disc Golf

    $5
  • April 2026

  • Wed 1
    Guided Bike Ride

    Guided Bike Ride – Pollinators

    April 1 @ 9:00 am - 10:00 am Guided Bike Rides – Mission Reach
    Confluence Park 301 W. Mitchell, San Antonio, TX, United States

    Join San Antonio River Authority staff for an hour-long bike ride program along the Mission Reach of the San Antonio River! Participants will enjoy a

    Free
  • Sat 4
    River Rodeo event promotional graphic

    Canceled River Rodeo Kickoff and Fin Addict Fishing Clinic

    April 4 @ 9:00 am - 11:00 am
    Padre Park 6515 Padre Dr, San Antonio, United States

    Join us on April 4 at Padre Park as we cast off the 2026 River Rodeo with a special opening-day fishing clinic hosted in partnership

  • Fri 10
    Shaun Donovan gives a presentation to the EAC members during a meeting

    San Antonio River Basin Texas Clean Rivers Program Steering Committee Meeting

    April 10 @ 11:00 am - 1:00 pm
    San Antonio River Authority 100 E. Guenther, San Antonio, TX, United States

    The  Texas Clean Rivers Program (CRP) Steering Committee serves as a public participation group that reviews and provides input on the Texas Clean Rivers Program.

  • Sat 11

    Household Hazardous Waste Event – Goliad County

    April 11 @ 9:00 am - 12:00 pm
    Goliad Memorial Auditorium Parking Lot Auditorium Drive, Goliad, United States

    More details to come! April 11, 2026 | 9 AM -12 PM Goliad Memorial Auditorium Auditorium Drive, Goliad, TX 77763

    Free
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San Antonio River Authority
  • 1.866.345.7272
  • 100 E. Guenther
    San Antonio, Texas 78204

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River Reach Newsletter

Join our quarterly newsletter to be informed about the agency’s projects and communications from the board of directors and staff for the residents of Bexar, Wilson, Karnes and Goliad counties.

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Alerts

Stay Weather‑Aware This Weekend

April 10, 2026

Stay Weather‑Aware This Weekend

Rain is expected across the region this weekend, which may result in high water on roads and temporary closures at low water crossings.

Before heading out, residents are encouraged to check SARiverFlood.org or their local county flood website for real‑time roadway conditions:

  • BexarFlood.org
  • WilsonFlood.org
  • KarnesFlood.org
  • GoliadFlood.org

These sites provide up‑to‑date information from flood‑monitoring sensors across the region. Real‑time updates are available 24/7 to help you stay informed as conditions change.

Please use caution when traveling and plan routes accordingly.

Restroom Closure Notice – Camino Coahuilteca (Acequia Park Trail)

April 10, 2026

 

Restroom Closure Notice – Camino Coahuilteca (Acequia Park Trail)

The restrooms at Camino Coahuilteca along the Acequia Park Trail will be temporarily closed on Thursday, April 16 due to parking lot improvements in the area.

We encourage visitors to plan accordingly and utilize nearby facilities during this time.

We appreciate your patience as we complete this work to enhance the park experience.

 

Museum Reach – Oxbow Trail Closure Notice

April 10, 2026

The Oxbow Trail along the Museum Reach will be temporarily closed beginning Monday, April 13 through May 1 to accommodate project-related work in the area.

For public safety, access to this section of the trail will be restricted during this time. Visitors are encouraged to plan accordingly and use alternate routes.

Wayfinding signage and trail closure notices will be posted at designated locations to help guide trail users around the closure.

We appreciate your patience and understanding as we complete this work to help maintain safe and enjoyable trail conditions.

San Pedro Creek Culture Park

February 26, 2026

The east bank trail along San Pedro Creek will be temporarily closed between the upper trail at Cameron St. and the lower trail at two access points.

Closure details:

  • The first closure will impact the connector from the upper trail near West Houston St. to the south lower San Pedro Creek trail.
  • Once work at this location is complete and the trail reopens, construction will shift to the second closure area between the upper and lower trails on the opposite side of the green space.

Please follow posted signage and plan alternate routes. We appreciate your patience as this work is completed.

Closed areas around San Pedro Creek Culture Park

The Brackenridge Trail

February 10, 2026

Trail Lighting Notice – Brackenridge Park Trail

Due to an electrical issue, lighting is currently out along the north portion of the trail, from the Josephine Street inlet to just past Highway 281 within the Brackenridge Park Trail. Our team is actively working to correct the issue and expects repairs to be completed by the end of business tomorrow.

We apologize for any inconvenience this may cause and appreciate your patience as we work to restore lighting. Please use caution when traveling through this area, especially during evening hours.

San Pedro Creek Culture Park – STREAM

January 7, 2026

Stream is temporarily unavailable due to maintenance. We appreciate your understanding.

Trail Closure Alert – Calder Alley, San Pedro Creek

September 12, 2025

Maintenance work will be done in Calder Alley starting Wednesday, September 18, 2025.

  • Trails will remain open during this work.
  • One bench at a time will be temporarily barricaded while improvements are completed.
  • There may be occasional contractor pickups in the area.

We appreciate your patience as we continue to maintain and improve San Pedro Creek for all to enjoy!

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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