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Photos: Researchers release tiny fish into Tucson's Santa Cruz River

With backpacks laden with water-filled buckets, two biologists hauled around 100 fish to a portion of the Santa Cruz River known as the Heritage Reach, just west of Downtown Tucson, and released them. ... Read more»

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Volunteers fight trash in Tucson's washes, Santa Cruz River

This summer, Tucson's third-heaviest monsoon ever brought water to normally dry washes, and with it came a steady stream of trash — foam cups, plastic bags, cigarette butts, old toys, and phone chargers. But a group of volunteers is dedicated to cleaning up the thousands of pounds of waste that move through these waterways. ... Read more»

Monsoons make Southwest deserts bloom, but climate change is making summer rains more erratic

If recent years are any indication, the Southwest is already experiencing the effects of climate change, with record heat waves, larger and catastrophic wildfires, and a monsoon that is basically nonexistent one year, then produces record rainfall and severe weather the next. ... Read more»

Monsoon floods rejuvenate Santa Cruz River ecosystem

Early last week, a large flood hit the Santa Cruz River after heavy monsoon rains, providing a much-needed boost for the river's biodiversity and the aquifer lying beneath. ... Read more»

Sopori Creek deal preserves S. Az borderland ranch as 'conservation linchpin'

Arizona Land and Water Trust purchased more than 370 acres of land near Amado, Arizona, as part of a multi-million dollar campaign to protect a "conservation linchpin" between the Santa Cruz River and nearly 54,000 acres of landscape covered by Pima County's conservation plan. ... Read more»

‘Flowing stream from here on out’: Tucson using effluent to revive ‘dead’ stretch of river

Along a parched Tucson riverbed where only dust and wild grasses have held sway for the past 70 years, the Santa Cruz River now flows again.... Read more»

Elias defends Clean Water Act in U.S. Senate hearing

Pima County Supervisor Richard Elias told federal lawmakers that a plan to limit the so-called Waters of the United States rule would end up eliminating clean-water protections for “rivers like the Santa Cruz, the Salt, the Gila.”... Read more»

Waste flowing into Nogales Wash raises concerns about water supply for both Mexico and U.S.

Failing wastewater pumps in Nogales, Son., have caused raw sewage to back up and empty into the Santa Cruz River watershed on the U.S. side of the border.... Read more»

Cross-border Nogales sewer needs $25 million in repairs

A transborder pipeline that brings millions of gallons of raw sewage from Mexico to the U.S. faces challenges on two fronts: The pipe is nearly 70 years old and increasingly prone to leaks; and heavy metals in the wastewater are causing problems at the Arizona plant where it’s treated.... Read more»

Santa Cruz River in jeopardy if int'l sewage pipe ruptures again, experts fear

Some residents of Santa Cruz County are warning that the pipeline carrying raw sewage from Mexico into the United States could rupture as it did during last year’s monsoon, when it spewed millions of gallons of waste into the Nogales Wash over seven days.... Read more»

What the Devil won't tell you

Ducey's water grab threatens the bulk of desert ecology

Arizona's watersheds don't look like the water courses of other states, but that doesn't mean they deserve any less protection. Ours may in fact need more, albeit different, safeguarding — streams don't have to be year-round flowing rivers to be vital to the state's environment and economy.... Read more»1

Water cooperation across U.S.-Mexico border essential, complex

Nogales, Arizona, and Nogales, Sonora, share something more meaningful than their city name. They also share a source of water that is vital to their region of the border.... Read more»

Swoon for monsoon at El Dia de San Juan Fiesta

After a brief teasing rain two weeks ago, Tucson's June heat has hit hard. But as the humidity also rises, there's relief in sight. And that means it's time to celebrate the monsoon at El Dia de San Juan Fiesta on Wednesday evening.... Read more»

No rain, but a flood of family fun for El Dia de San Juan

There was no rain, but the 17th year of El Dia de San Juan Fiesta did bring family fun to Tucson on Tuesday night at Mercado San Agustin. The fiesta began with a procession, including participants carrying a statue of St. John, which was brought to the stage and then blessed in hopes that rain will be plentiful this year.... Read more»

Bring on the rain at El Dia de San Juan Fiesta

The humidity is beginning to rise, and if you breath deeply you might just catch the scent of rain in the air. Yes, Tucson, it's almost time for the summer rains. And that means it's time to celebrate the monsoon at El Dia de San Juan Fiesta on Tuesday evening.... Read more»

Praying for rain: Dia de San Juan fiesta celebrates monsoon

Hundreds gathered Monday for the 16th annual El Dia de San Juan Fiesta in hopes of bringing the monsoon to the sweltering desert.... Read more»

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