Tohono O'odham Nation et al v. United States Department of Interior et al

  1. May 14, 2024

    9th Circ. Denies Tribes, Enviro Groups' Power Line Stay Bid

    The Ninth Circuit has denied an emergency request by two Native American tribes and a couple of conservation groups to stay an Arizona federal judge's order that allows work to continue on a $10 billion power line.

  2. May 06, 2024

    Tribes, Groups Seek 9th Circ. Stay In Power Line Ruling

    Two Native American tribes and conservation groups are asking the Ninth Circuit for a stay on an order that allows work to continue on a $10 billion power line, saying that without an emergency injunction, SunZia Transmission LLC will race to finish erecting its remaining towers before an appeal can be resolved.

  3. April 25, 2024

    Ariz. Tribes, Groups Seek Stay In SunZia Power Line Ruling

    Native American tribes and environmentalists are asking an Arizona federal district court for an emergency injunction that would stay a ruling that rejected their bid to block work on SunZia's $10 billion transmission line while they appeal the decision, arguing that construction is already going ahead in culturally sensitive locations.

  4. April 17, 2024

    Ariz. Tribes Lose Bid To Block SunZia Power Line Project

    An Arizona federal judge on Tuesday rejected a request by Native American tribes and environmentalists to block work on SunZia's $10 billion transmission line in a southeastern valley known for its historic and cultural significance, finding that their claims are likely time-barred by a six-year statute of limitations that began in 2015.

  5. April 01, 2024

    SunZia Power Line Challenge Is Ripe, Arizona Tribes Say

    A coalition of Arizona tribes and conservation groups challenging the federal government's green light for SunZia Transmission LLC to start building a stretch of its 550-mile, high-voltage power line are defending the timeliness of their bid to halt work and compel the Bureau of Land Management to identify and safeguard cultural sites and sacred areas in the San Pedro Valley.

  6. March 18, 2024

    SunZia Argues Suit Over Power Line Project Filed Far Too Late

    The developer of the proposed SunZia Southwest Transmission Project is asking an Arizona federal court to dismiss claims that the U.S. Department of the Interior failed to take a proper look at historic properties and cultural resources that the 550-mile power line might affect, arguing that the allegations are time-barred.

  7. February 27, 2024

    SunZia Line Injunction Needed To Save Sites, Ariz. Tribes Say

    Two Native American tribes and conservation groups seeking to halt construction of a 550-mile power line have renewed their push for a preliminary injunction, arguing that without the order, important cultural and historical sites in the San Pedro Valley will be reduced to collateral damage.

  8. February 14, 2024

    Feds, Power Line Developer Decry Tribes' Suit As 'Too Late'

    The federal government and SunZia Transmission LLC, the developer of a 550-mile power line, urged an Arizona federal judge Tuesday to deny a request from tribes and conservations groups for a preliminary injunction halting the project's construction, saying they waited too long to make their challenge.

  9. February 09, 2024

    SunZia Line Developer To Argue Against DOI Injunction Bid

    The developer of the proposed SunZia Southwest Transmission Project can intervene in litigation seeking to halt construction of its 550-mile powerline, a federal district court ruled, saying that disposing of the motion may impair the company's ability to protect its interests.

  10. February 01, 2024

    Ariz. Tribes Push To Halt Work On SunZia Line

    Two tribes and conservation groups are urging an Arizona federal judge to pause construction on a 550-mile power transmission line approved by the U.S. Department of the Interior before the work damages historic and cultural resources they claim the government failed to properly assess and safeguard.

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