Colorado River Alliance

Community Creek Cleanup at Onion Creek
2025-11-08 10:00 - 12:00, 2025-01-25 10:00 - 12:00 (America/Chicago) | Onion Creek Metro Park, 7004 Onion Creek Drive, Austin, TX, 78744, United States
Join us for a community creek cleanup in Onion Creek Metropolitan Park! We need volunteers of all ages to help remove trash from in and around Onion Creek—an area with significant impact on the Texas Colorado River and our drinking water.
Reserve your spot now to help keep our local freshwater sources healthy and clean for generations to come!
Please register to volunteer here.

Mobile River @ Elgin Hogeye Festival
2025-10-25 10:00 - 18:00 | Downtown Elgin, 310 N Main Street, Elgin, Texas, 78621, United States
The Mobile River is making a stop at the Elgin Hogeye Festival on October 25, 2025!
Brought to you by the City of Elgin Main Street Program, the annual Hogeye Festival is a downtown street festival held on the 4th Saturday of October. Hogeye celebrates community, family, famous Elgin Sausage, and all things swine!
Fun for the whole family! FREE festival shuttle. Buses are wheelchair accessible.

Handmade arts & crafts
Food vendors & concessions
Live music & entertainment on 2 stages
Lindsy Kay Wing children’s pet parade
Kid’s activity area
People’s choice car & bike show
Gordon E Swenson BBQ pork cook-off
Cow Patty Bingo
Appearance by the Sowpremes
Vintage farm equipment display

Mobile River @ YMCA Fall Festival (Burnet, TX)
2025-10-18 10:00 - 14:00 | YMCA of the Highland Lakes, 1601 S Water St., Burnet, TX, 78611, United States
The Mobile River is making a stop at the YMCA Fall Festival in Burnet, TX on October 18, 2025!
Get ready for a day of family fun, movement, and healthy habits for all ages! This FREE community event is for the whole family to enjoy! Let’s build a healthier future together — one active, happy kid at a time.

Creedmoor Oktoberfest: "Imagine a Day Without Water"
2025-10-18 07:00 - 17:00 | Creedmoor Oktoberfest, 12513 FM 1625, Creedmoor, TX, 78610, United States
Come celebrate Oktoberfest while learning how to protect our most precious resource—water! / ¡Ven a celebrar el Oktoberfest mientras aprendes a proteger nuestro recurso más preciado: el agua!
Activities will include a scavenger hunt with one random prize drawing, a parade, a TDS Wildlife Tour ($7 adults / $5 children) and a live band. Look for CRA and check out our Interactive Watershed Model!
See Creedmoor-Maha Water Supply Corp.’s Facebook post (the address looks different but will take you to the same location)

Cocktails for the Colorado
2025-10-16 18:00 - 21:00 | Four Seasons Hotel Austin, 98 San Jacinto Blvd, Austin, TX, 78701
Experience an evening where philanthropy, community, and the future of our Texas Colorado River come together at Cocktails for the Colorado.
Join us for an unforgettable celebration at the Four Seasons, where the lush lawn sets the backdrop for an elegant outdoor cocktail hour overlooking the river, featuring the recognition of Alvin Dedeaux as the John Lay River Hero Honoree and the celebration of the Mobile River’s 10th Anniversary.
Tables, tickets, and sponsorships are available for purchase. Reserve yours today and be part of one of Austin’s most anticipated fall events.
Secure your table or tickets | More details

31st Annual Lake Travis Cleanup
2025-09-21 09:00 - 11:00 | TX
Make a difference at Texas’ largest underwater and shoreline cleanup on Sunday, September 21, 9–11am. This year’s event spans 15 Travis County Parks, shoreline neighborhoods, and dive sites, where volunteers will remove debris, litter, and recyclables from Lake Travis.
Volunteers of all ages are welcome. Certified divers can register directly with a participating dive shop.
Join the cleanup crew

Mobile River @ Bastrop County Health Fair
2025-08-09 10:00 - 14:00 | Bastrop Convention & Exhibit, 1408 Chestnut St, Bastrop, Texas, 78602
The Mobile River is making a stop at the Bastrop County Health Fair on August 9th, 2025!
Bastrop County Health Fair is a free community event with indoor and outdoor exhibits at the Bastrop County Convention Center. Attendees can stop in to experience the Mobile River and learn how they can help protect and preserve the Texas Colorado River.

CRA Programming @ Bullock Museum
2025-08-03 10:00 - 14:00 | Bullock Museum, 1800 Congress Ave, Austin, Texas, 78701
Enjoy FREE exhibition admission all day during H-E-B Free First Sundays, held the first Sunday of every month. Activities are from 10 a.m. to 2 p.m. Explore the Story of Texas through three floors of exhibitions that showcase and tell the history of artifacts from around the state.
Activities:

10:30 a.m. & 11:30 a.m. Enjoy a water-themed storytime and craft with Westbank Library
Learn about the water you use every day through hand-on activities with Austin Water
Experience Texas Rivers with Colorado River Alliance‘s Mobile River activities
Explore Texas aquatic ecosystems with hands-on activities from Texas Parks and Wildlife

Texas First Response: Austin's Benefit for Flood First Responders
2025-07-26 12:00 - 22:00 | Mozart’s Coffee Roasters, 3825 Lake Austin Blvd, Austin, TX, 78703
To shine a light on First Responders supporting relief and rescue activities, CRA is partnering with Mozart’s Coffee Roasters to hold a family-friendly benefit on Saturday, July 26th from 12pm -6pm.
Meet us at Mozart’s from 12pm – 6pm for face painting, donut boat rides on the lake, Longhorn steer displays, balloon artists, Texas 2-step lessons, and more. Alongside LCRA and the City of Austin, Colorado River Alliance will be on site offering community educational resources.
If you cannot make the daytime benefit, come on out at 8pm for a concert on Mozart’s deck showcasing a lineup of talented Austin musicians with a special guest headline from London, Rhys Stygal.
100% of ALL proceeds will be donated to Texas Search & Rescue (TEXSAR) and Texas State Troopers Disaster Response.
More details and tickets available here.

CRA Programming @ UMLAUF Family Day
2025-07-13 11:00 - 16:00 | UMLAUF Sculpture Gardens, 605 Azie Morton Rd, Austin, Texas, 78704
Join Colorado River Alliance at UMLAUF’s Family Day! Learn about CRA and enjoy our table top programming. UMLAUF Family Day will also include watercolor crafts, hands-on activities with local plant and nature nonprofits, and engaging lessons on water conservation.
Celebrate the season with creativity, community, and a splash of learning!
UMLAUF Family Day: Splash into Summer
Date: Sunday, July 13th, 2025
Time: 11 AM-4 PM
Location: 605 Azie Morton Rd., Austin, TX 78704
Highlights: H-E-B Games, Colorado River Alliance, The Parents’ Climate Community, Travis County Master Gardener Association, Crafts, Sculpture Searches, Storytimes

3rd Annual Lake Austin Cleanup
2025-05-17 10:00 - 12:00 | Mozart’s Coffee Roasters, 3825 Lake Austin Blvd, Austin, TX, 78703
The Colorado River Alliance is hosting our 3rd Annual Lake Austin Cleanup. This year the Alliance’s young professionals’ group, the River Society, is partnering with the Texas Parks and Wildlife Foundation’s Stewards of the Wild to participate in a new Texas-wide cleanup initiative, Trash Free Gulf. Trash Free Gulf is led by the Gulf of Mexico Trust with the goal to remove thousands of pounds of trash across the State of Texas in the month of May before litter and debris can float downstream to the Gulf. Colorado River Alliance is seeking one hundred paddleboard and land volunteers to help cleanup Lake Austin on May 17th from 10 a.m. to 12 p.m. to contribute to the state-wide initiative. Volunteers will work safely to remove trash from the water and shoreline that feed into the Texas Colorado River and downstream towards Matagorda Bay.
The 3rd Annual Lake Austin Cleanup will take place at Mozart’s Coffee Roasters where Mozart’s will provide volunteers with access to paddleboards for the duration of the cleanup through their paddleboard rental company, Lake Austin Calm. Attendee’s may continue to celebrate the Texas Colorado River by purchasing special edition branded Keep Lake Austin Beautiful, 125 Year Commemorative merchandise, cookies, coffee blend, and specialty drinks.
Registration is open! The Texas Colorado River supplies drinking water for 1.5 million people in Central Texas as well as providing us with opportunities to boat, fish, SUP, kayak, and enjoy water safely. Reserve your spot as a land or paddleboard volunteer to help keep our vital drinking water source clean and flowing for generations to come! All volunteers are encouraged to enter a photo contest and win prizes.
Register to volunteer here.
The 3rd Annual Lake Austin Cleanup event is managed by Colorado River Alliance and is made possible through the participation of Mozart’s Coffee Roasters. Thank you to our Colorado River Alliance River Society sponsor, Justworks for their participation. Event sponsorships are still available. Email Christine@coloradoriver.org to learn more.

2025 CRA Spring Cleanup
2025-04-26 09:00 - 11:00 | 7 Travis County Parks in East Austin, Del Valle, Manor, Pflugerville, and Webberville
Colorado River Alliance and Travis County Parks are bringing a whole new meaning to spring cleaning! Join us on April 26th—the Saturday after Earth Day—to get your hands dirty while helping to keep our water, our parks, and our Earth clean.
This community cleanup will take place across 7 Travis County Parks in East Austin, Del Valle, Manor, Pflugerville, and Webberville with volunteer opportunities for all ages.

Register here

Hosted by:

Community Creek Cleanup at Onion Creek
2025-03-29 10:00 - 12:00 | Onion Creek Metro Park, 7004 Onion Creek Drive, Austin, TX, 78744, United States
Join the Alliance for a community creek cleanup in Onion Creek Metropolitan Park! We need volunteers of all ages to help remove trash from in and around Onion Creek—an area with significant impact on the Texas Colorado River and our drinking water.
Reserve your spot now to help keep our local freshwater sources healthy and clean for generations to come!
Please register to volunteer here.

Mobile River Community Event: STEM Girl Day
2025-02-22 11:00 - 16:00 | University of Texas at Austin, 105 East 27th Street, Austin, TX, 78705
The Mobile River is making a stop at the University of Texas for STEM Girl Day presented by Women in STEM on February 22, 2025!
UT Austin’s national award-winning STEM Girl Day recruitment program, presented by Women in STEM (WiSTEM), gives K-8th graders a chance to explore STEM through grade-appropriate, hands-on activities hosted by scientists, engineers, astronomers, mathematicians and other STEM enthusiasts from student organizations, research centers, corporate partners and community organizations. Attendees can stop in to experience the Mobile River and learn how they can help protect and preserve the Texas Colorado River.
Registration for elementary and middle school students, families, and educators to participate in STEM Girl Day is open December 1 through the event date. All genders are welcome! All registrants receive event logistics, free parking instructions, grade-specific activity guides, and other information to help navigate the day.

Community Creek Cleanup at Onion Creek
2024-12-07 10:00 - 12:00 | Onion Creek Metro Park, 7004 Onion Creek Drive, Austin, TX, 78744, United States
Join us for a community creek cleanup in Onion Creek Metropolitan Park! We need volunteers of all ages to help remove trash from in and around Onion Creek—an area with significant impact on the Texas Colorado River and our drinking water.
Reserve your spot now to help keep our local freshwater sources healthy and clean for generations to come!
Please register to volunteer here: https://www.givepulse.com/shift/1278256-December-7th-Community-Creek-Cleanup

Community Creek Cleanup at Onion Creek
2024-11-09 10:00 - 12:00 | Onion Creek Metro Park, 7004 Onion Creek Drive, Austin, TX, 78744, United States
Join us for a community creek cleanup in Onion Creek Metropolitan Park! We need volunteers of all ages to help remove trash from in and around Onion Creek—an area with significant impact on the Texas Colorado River and our drinking water.
Reserve your spot now to help keep our local freshwater sources healthy and clean for generations to come!
Please register to volunteer here: https://www.givepulse.com/shift/1278255-November-9th-Community-Creek-Cleanup

Cocktails for the Colorado
2024-10-10 18:00 - 21:00 | Four Seasons Hotel Austin, 98 San Jacinto Blvd, Austin, TX, 78701
On October 10th, hundreds of Austin’s industry leaders and key influencers will come together with the shared goal of making a positive impact for the Texas Colorado River. This memorable event in the exceptional setting of the Four Seasons will feature exquisite food, delicious cocktails, fun games, and thrilling live auction.
Your support will fund Colorado River Alliance’s mission and empower Texans with knowledge about how to help protect the Texas Colorado River to ensure its long-term vitality.
Contact Christine@ColoradoRiver.org for more information.

30th Annual Lake Travis Cleanup
2024-09-15 09:00 - 11:00 | TX
Join Colorado River Alliance, Travis County Parks, and Texas’ most prominent dive shops in the 30th Annual Lake Travis Cleanup! On September 15th, 2024, hundreds of volunteers will come together of the largest underwater cleanup in Texas to help remove thousands of pounds of trash from Lake Travis and surrounding Travis County Parks to keep our drinking water healthy and clean.
For 30 years, certified divers, kayakers, and volunteers of all ages have come together to help protect and preserve the Texas Colorado River and raise awareness about the importance of local water resources. Cleanup service opportunities are available in, under, and around Lake Travis, along shorelines and throughout parks.
The lake level is low, exposing previously hard-to-reach areas where we can find trash and debris, so your service hours are critical this year!
Volunteer registration opens July 2024.

Community Creek Cleanup at Onion Creek
2024-08-24 10:00 - 12:00, 2024-05-18 10:00 - 12:00 | Onion Creek Metro Park, 7004 Onion Creek Drive, Austin, TX, 78744, United States
Join us for a community creek cleanup in Onion Creek Metropolitan Park! We need volunteers of all ages to help remove trash from in and around Onion Creek—an area with significant impact on the Texas Colorado River and our drinking water.
Reserve your spot now to help keep our local freshwater sources healthy and clean for generations to come!
Please register to volunteer here: https://www.givepulse.com/event/451073-Community-Creek-Cleanup

River Society Lake Austin Cleanup
2024-08-10 09:00 - 11:00, 2024-06-01 09:00 - 11:00 | Mozart’s Coffee Roasters, 3825 Lake Austin Blvd, Austin, TX, 78703
Meet the River Society at Mozart’s Coffee Roasters new Lake Austin Calm for a paddleboard cleanup on Lake Austin. Connect with other members, network, and help keep the Texas Colorado River clean and healthy this Summer.
Reserve your spot now to help keep our local freshwater sources healthy and clean for generations to come! RSVP here.
Please contact Christine@coloradoriver.org for questions.

Bird Walk at the Wilkerson Center
2024-07-31 08:30 - 10:00 | Wilkerson Center for Colorado River Education, 3625 Lake Austin Blvd, Austin, TX, 78703, United States
Whether you’re a beginner or an expert birder, you are invited to join us for a Bird Walk at the Wilkerson Center for Colorado River Education, located on the grounds at LCRA’s Redbud Center. We will conduct three 5-minute surveys around the grounds. Together, we will discover the importance of our observations and share our knowledge and appreciation of the birds of the Texas Colorado River. We will provide coffee and spare binoculars, and we encourage you to BYO birding gear.
Please RSVP here.
Reach out to contact@coloradoriver.org for more information.

River Society Summer Solstice Happy Hour
2024-06-20 18:00 - 20:00 | Ski Shores Cafe, 2905 Pearce Road, Austin, TX, 78730
There’s no time like Summer to celebrate the river and we hope you can join us for the River Society Summer Solstice Happy Hour at Ski Shores!
Meet us at Ski Shores on June 20th from 6pm – 8pm to connect with River Society members with a beautiful view of Lake Austin and the Texas Colorado River.
RSVP here.

Groundwater to the Gulf
2024-06-11 - 2024-06-14 | CRA
Groundwater to the Gulf (G2G) is a FREE field-trip based, summer institute for Central Texas educators that emphasizes classroom techniques and resources on water science and rivers. Participants follow the path of water in Central Texas from its origins to its destination in the Gulf of Mexico. Topics include hydrology, groundwater, urban watersheds, water quality, river stewardship, water protection, and water conservation.
Participants experience hands-on field trips with local water experts; receive FREE curricula, TEKS-aligned activities, and resources; learn about field-trip opportunities for the school year; and receive continuing education credits.
This year’s G2G activities include a karst tour and mini-caving trip at the Ladybird Johnson Wildflower Center, a behind-the-scenes tour of Barton Springs, boat tours and various water activities, and a field trip to Wild Basin Wilderness Preserve.

Please email programs@coloradoriver.org for help or more information on this workshop.

Del Valle Day
2024-06-02 | Circuit of the Americas, 92101 Circuit of the Americas, Austin, TX, 78617
The Mobile River is headed to Del Valle Day at the Circuit of the Americas on June 2nd! Meet us at Del Valle Day to enjoy free rides, fun activities, live music, and of course the chance to step inside the award-winning Mobile River!

Learn more about Del Valle Day and Del Valle Community Coalition here: https://www.atxdvcc.org/dvday24

Scouts Trash the Trash: May 4, 2024
2024-05-04 09:00 - 12:00 | Zilker Park, Austin, 78746, United States
Join Colorado River Alliance at Zilker Park for a cleanup with BSA Capitol Area Council to celebrate Scouts Trash the Trash Day 2024. On Saturday May 4th, Scouts around the world will be working together to clean up trash from their local communities. In addition to meeting Scouting requirements like the Venturer World Conservation Award, S.C.E.N.E Award, and Take Care of Texas, participants can win prizes and learn about the importance of keeping our local watersheds trash-free.
Come see Colorado River Alliance and Finley the Fish at Zilker Park starting at 9am!
Click here for more information and register for Scouts Trash the Trash Day on May 4th.

2024 CRA Spring Cleanup
2024-04-20 09:00 - 11:00 | 7 Travis County Parks in East Austin, Del Valle, Manor, Pflugerville, and Webberville
Colorado River Alliance and Travis County Parks are bringing a whole new meaning to spring cleaning! Join us on April 20th—the Saturday before Earth Day—to get your hands dirty while helping to keep our water, our parks, and our Earth clean.
This community cleanup will take place across 7 Travis County Parks in East Austin, Pflugerville, Manor, Del Valle, and Webberville with volunteer opportunities for all ages.
Register here

Hosted by:

Mobile River Community Event: Girlstart's Girls in STEM Conference
2024-04-13 10:00 - 15:30 | TX
The Mobile River is making a stop at Girlstart’s 2024 Girls in STEM Conference this April! Girls in STEM is a one day conference for 4th-8th grade girls. Each year, girls from across Texas participate in this exciting and fun-filled day. Throughout the day participants meet women in STEM fields and Colorado River Alliance is excited to be hosting a workshop and sharing the Mobile River experience with girls across Texas.
