Dragonfly Day on the Santa Cruz River
9 AM–2 PM Crossroads at Silverbell Park 7548 N Silverbell Rd. • Tucson, AZ 85743 (Ramada #2 near baseball diamonds) Celebrate the colorful dragonflies living along the Santa Cruz River! Event schedule: 9am… MORE ›
Creating Flowing, Living Rivers with Aquifer Recharge Projects
Last week, Arizona’s legislature and Governor Ducey approved the state’s participation in a Drought Contingency Plan that enacts voluntary cutbacks in Colorado River water delivered through the Central Arizona Project canal. Prolonged drought… MORE ›
Setting the Course for New Research on the Santa Cruz River
One of the most interesting parts of this year’s Santa Cruz River Research Days was a special panel and discussion session to determine priorities for future research. The speakers, researchers and community leaders… MORE ›
Ten Years of Research to Improve the Health of the Santa Cruz River
Celebrating increased collaboration Yes, the Santa Cruz River has changed since people first entered the region over 12,000 years ago, but the river is certainly not lost. The Santa Cruz is a Living… MORE ›
Sharing Research to Improve Life Along the Santa Cruz
Tenth annual Research Days includes premiere of new online tool and field trip The Sonoran Institute is hosting the Santa Cruz River Research Days 10th Anniversary event, drawing scientists and community leaders from… MORE ›
Celebrating a Healthy Santa Cruz River
Newly Released Living River Report Highlights Return of the Gila Topminnow The health of the Santa Cruz River continues to improve significantly. The return of aquatic wildlife to the river is proof that… MORE ›
A Living River: Supplementary Data for 2013 to 2017
This supplementary Living River report summarizes data from the past five water years.
Living River Celebration and Report Release
8:00-10:00 am Come celebrate your living Santa Cruz River! Sonoran Institute and Pima County are excited to share our latest Living River annual report on October 14th. We’ll be gathering at the outfall… MORE ›
Santa Cruz River
Join us Sonoran Institute is leading the continued restoration of the Santa Cruz River, our jewel in the desert, and we want everybody in our region to join us. Whether you live in the San Rafael Valley,… MORE ›
Gila Topminnow Riverside Picnic Dinner
6-9pm All ages welcome Celebrate the return of the Gila Topminnow and the flowing Santa Cruz River that created its healthy habitat. Toast to the Topminnow and view new artwork on the Loop… MORE ›
Living River Project Receives Award
2018 National Environmental Achievement Award The Pima County Board of Supervisors is scheduled to recognize the Pima County Living River Project Steering Committee and its partners, Sonoran Institute and the United States Environmental… MORE ›
Endangered Fish Returns to Santa Cruz River Near Tucson
Recycled Wastewater Critical for Ecosystem Health TUCSON, Arizona (Dec. 13, 2017) – After an absence of more than 70 years, the endangered Gila topminnow has reappeared in the Santa Cruz River in northwest… MORE ›
From Ghost River to Living River
The Tucson All Souls Procession is moving this year and I couldn’t be happier. This year’s route will parallel a stretch of our Santa Cruz River. In my mind, there is no better… MORE ›
Pima County and Sonoran Institute Continue Work with Lower Santa Cruz
Newly Released Living River Report Demonstrates Sustained Improvements TUCSON, Ariz. (September 11, 2017)– Pima County and the Sonoran Institute have completed the final EPA-funded report in a series entitled A Living River. The… MORE ›
A Living River: Supplementary Data for 2013 to 2016
The Living River reports were developed to annually gauge conditions of this valuable ecosystem, the Santa Cruz River, and track the impacts of our community investment. This supplementary report summarizes data from the past four water years. The report provides details on the water context and data for 16 indicators of river health.
Santa Cruz River: Paradise Lost, Paradise Reborn, Will it be Lost Again?
The federally endangered Gila topminnow had not been seen in its native habitat, the Santa Cruz River, for more than a decade. Then, in December 2015 they came back.
Living River Celebration and Report Release
Come celebrate your living Santa Cruz River! Sonoran Institute and Pima County are excited to share our latest Living River annual report on September 14th at the Pima County Joel D. Valdez Main… MORE ›
What Can a River Teach us?
The sun is just rising through their school bus windows, but these fourth graders aren’t going to school. Instead, they are doing something some of them have never done before; they’re taking a… MORE ›
Endangered Fish Thriving in Santa Cruz River
Recycled Wastewater Vital for Ecosystem Recovery The endangered Gila topminnow, which returned to the Santa Cruz River after a 10 year absence, now appears to be thriving. The native Arizona species, listed under… MORE ›
Lower Santa Cruz River Study Results
Newly Released Living River Report Tracks Changing River Conditions TUCSON, Ariz. (July 12, 2016) – Pima County and the Sonoran Institute have finalized the third EPA-funded report in a series entitled A Living… MORE ›