The Top 5 Blogs of 2021–2022

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The armored catfish pictured here is an invasive species in the San Antonio River Basin.

Last Updated on January 30, 2024

Reading Time: 3 minutes

Greetings San Antonio River Authority (River Authority) blog readers! Twice a week, we enjoy bringing you exciting information about the San Antonio River Watershed (also known as the San Antonio River Basin), the people and organisms that call it home, and the River Authority’s many ongoing projects and events. Did you miss our pick for the Top 5 blogs of the past year? Read below to learn more about our local, precious freshwater resources!

Don’t miss out! Subscribe to the blog and be the first to know about what’s happening at your San Antonio River!

 

#1 Don’t Dump Your Aquarium in the River

 

This popular blog was viewed over 1,700 times! Featuring two invasive species causing harm to the ecosystems of the San Antonio River Watershed, this blog shares what you can do to help prevent the spread of these species in our waterways.

#2 The San Antonio River Tunnel: Protecting Downtown San Antonio

The San Antonio River Tunnel

 

Did you know about the giant tunnel underneath downtown San Antonio? Read along to learn about the engineering marvel that is the San Antonio River Tunnel—how it works, where it is located, and how it has helped protect people and property from damaging floods for over twenty years.

#3 River Threats: Apple Snails

Cluster of Apple Snail eggs found along the San Antonio River.

 

What are apple snails, and why are they threatening the San Antonio River? In this blog, learn more about this invasive species and what the River Authority is doing to address its presence. Want to know what the snails are up to now? Read about the return of the apple snails.

#4 Flooding Flashback: The 100th Anniversary of the Big Flood of 1921

Damages from the September 9, 1921 flood in downtown San Antonio

 

The Big Flood of 1921 was a devastating natural disaster that occurred over 100 years ago in San Antonio. This blog discusses how the historical flood led to the creation of the River Authority and the advanced tools available to help you prepare and protect yourself and your property from flooding.

#5 Why did the River Authority remove trees from the Mission Reach?

Mission Reach prescribed burn clearing

 

Get the inside scoop on the historical context for projects like stem density removal on the Mission Reach of the San Antonio River Walk and learn how the River Authority balances the competing project priorities of flood protection, ecosystem restoration, and recreation along the San Antonio River.


The River Reach is back!

River Reach is a quarterly, 12-page newsletter that is designed to inform the San Antonio River Authority’s constituents about the agency’s many projects, serve as a communication vehicle for the board of directors and foster a sense of unity and identity among the residents of Bexar, Wilson, Karnes, and Goliad counties.

If you wish to be placed on the mailing list for River Reach, please contact us or complete the form.

Related Articles

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.

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

Trail Closure: Museum Reach at Pearl

* Trail temporarily closed from 2/3/2025 until 5/16/2025.
* For southbound pedestrian traffic, please exit the river and utilize the Hotel Emma bridge to gain access to the east side river trail. Access to the east side river trail via the elevator or stairs.
* For northbound pedestrian traffic, please exit the river trail at the south bridge to gain access to the east side river trail. Continue north through Pearl towards Hotel Emma. The west & east side river trail accessible via the Hotel Emma bridge.

North Bridge West Landing & Stairs Trail Closure Map

 

Graytown Park Parking Lot Construction Notice 

Construction Timeline: April – October 2024 (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.

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. 

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