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Groundwater

Tucson starting water sharing arrangement with Phoenix

Tucson starting water sharing arrangement with Phoenix

PHOENIX — Phoenix and Tucson are entering into a water sharing arrangement that officials say benefits both cities.

October 02, 2014 11:07 amLoading…

Judge deals major setback to big Sierra Vista project

A planned project for 7,000 homes and apartments in Sierra Vista now sits in legal limbo due to a judge’s ruling overturning state approval of it.

June 11, 2014 12:00 amLoading…
UA scientists among many studying Colorado River water release

UA scientists among many studying Colorado River water release

This week’s big pulse of water into the long-parched Colorado River Delta will be one of the most studied water releases ever.

March 25, 2014 12:00 am Photos

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It's time to move ahead and build the Rosemont Mine

It's time to move ahead and build the Rosemont Mine

Rosemont Copper has met extensive government requirements to improve its mine proposal, and so it is time to accept that the mine will be built. We respect the laws, though flawed, that permit mining in a national forest in a region with limited water.

January 19, 2014 12:10 am Related Loading…

Arizona is overdue to discuss its No. 1 problem: water

Here’s why water must be Arizona’s top public-policy debate:

January 19, 2014 12:00 amLoading…
Green Valley, Sahuarita deserve a share of CAP water

Green Valley, Sahuarita deserve a share of CAP water

All residents in Pima County are created equal and assume they are equally entitled to their water. This assumption could be jeopardized if Rosemont Mine opponents convince the Tucson City Council to oppose Community Water Company of Green Valley’s pipeline connection.

January 15, 2014 12:00 amLoading…
Tanque Verde Wash caught up in golf course-well conflict

Tanque Verde Wash caught up in golf course-well conflict

The Tanque Verde Wash, unlike most of its Tucson counterparts, still blooms with yellowing cottonwood and willow trees during autumn’s current peak.

October 28, 2013 12:00 amLoading…

We've met state goal of groundwater balance

Despite years of growing concern about drought, some good water news has emerged: The Tucson area has balanced its water pumping with recharge more than a decade ahead of schedule.

September 07, 2013 12:00 amLoading…
Forest Service: Rosemont doesn't threaten prized creek, canyon

Forest Service: Rosemont doesn't threaten prized creek, canyon

Davidson Canyon and Cienega Creek — linchpin issues for many who oppose the Rosemont Mine — aren’t in as big a danger from mine impacts as many people think, the U.S. Forest Service says.

September 03, 2013 12:00 am Photos

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Quirk in water law allows SV project to move ahead

When deciding if a development should be blocked, Arizona water regulators lack the power to consider whether groundwater pumping for the project could lower the neighboring San Pedro River.

March 15, 2013 12:00 amLoading…

Construction to start next month on Rosemont-funded CAP line

A pipeline to allow owners of the Rosemont mine to recharge Central Arizona Project water to compensate for its groundwater pumping will start its first leg of construction next month, a private water company building the line said Tuesday.

July 04, 2012 1:05 pm

Mining company lobbyists active at AZ Capitol

Two bills that would help Arizona’s mining industry — and in one case numerous other industries — with environmental matters are moving through the Legislature.

April 07, 2012 2:01 pm

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