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Press Release April 18, 2022

San Pedro River Named Among America’s Most Endangered Rivers of 2022

Groundwater pumping, harmful development threaten endangered fish and wildlife 
The San Pedro River is a remnant of a once extensive network of desert riparian corridors that traversed the Southwest. (Melanie Kay / Earthjustice)
case April 23, 2021

Challenging Unsustainable Water Use in the San Pedro River

document December 22, 2020

Statement of Facts in Support of Motion for Partial Summary Judgment on NEPA & CWA

Statement of Facts in Support of Motion for Partial Summary Judgment on NEPA & CWA
document December 22, 2020

Motion for Partial Summary Judgment on NEPA & CWA

Motion for Partial Summary Judgment on NEPA & CWA
document December 22, 2020

Memorandum in Support of Motion for Partial Summary Judgment on NEPA & CWA

Memorandum in Support of Motion for Partial Summary Judgment on NEPA & CWA
Press Release December 21, 2020

Watershed Alliance Asks Court To Halt Massive San Pedro Development

Corps blindly issued critical permit for 12,000-acre development that threatens San Pedro River watershed without the comprehensive environmental review required by federal law
document December 2, 2020

Order granting motion to bifurcate and extra-record discovery

Order granting motion to bifurcate and extra-record discovery
Press Release December 2, 2020

Discovery Motion Granted in Fish & Wildlife Service’s San Pedro River Policy Reversal

For years, FWS said huge development near the river required a formal study. One phone call changed the agency’s position.
The flowing San Pedro River and snow-covered Galiuro Mountains. (Lon&Queta / CC BY-NC-SA 2.0)
Press Release March 4, 2019

Dogged San Pedro River Advocate Files Lawsuit against Government to Uncover Settlement Talks on Local Water Rights

Potential settlement of federal water fights could suck the San Pedro dry
document November 8, 2016

Court Opinion: Silver et al. v. Pueblo et al.

Arizona Court of Appeals, Division One
document May 25, 2016

Complaint for Declaratory and Injunctive Relief

This case challenges the failure of the U.S. Army Corps of Engineers (Corps) and U.S. Fish and Wildlife Service (FWS) to reinitiate mandatory Endangered Species Act (ESA) consultation regarding a…
The San Pedro River (BLM / CC BY 2.0)
Press Release May 25, 2016

Lawsuit Filed to Protect Wildlife and San Pedro River from Sprawling Development

Conservation groups cite violations of Endangered Species Act
A group of bird watchers on the banks of the San Pedro River in southern Arizona. The river is a vital passageway for migratory birds, but the washes that feed its flow are in danger. (William Herron/CC BY-SA 2.0)
Article March 24, 2016

The San Pedro River: A Lifesaving Oasis

The San Pedro River is a vital passageway for migratory birds, but the washes that feed its flow are in danger.
document March 9, 2016

ESA 60 day notice for CWA 404 Permit

Notice of Intent to Sue for violations of Endangered Species Act in connection with Clean Water Act Section 404 Permit No. 2003-00826-SDM
The Western Yellow-billed Cuckoo. (Mdf, Wikipedia / CC BY-SA 3.0)
Press Release March 9, 2016

Clean Water Act Permit for Sprawling Development Near San Pedro River Violates Endangered Species Act

Conservation groups notify federal agencies of intent to sue
document June 10, 2014

DECISION: Court Upholds the San Pedro River’s Right to Water

Dr. Robin Silver, long-time advocate for the river, walks along the San Pedro. (Melanie Kay/Earthjustice)
Press Release: Victory June 10, 2014

Court Upholds the San Pedro River’s Right to Water

The San Pedro River is a remnant of a once extensive network of desert riparian corridors that traversed the Southwest. (Melanie Kay / Earthjustice)
Article May 14, 2014

Plan Advances to Aid San Pedro River

A plan to aid the San Pedro River seeks to balance needs of endangered species and Fort Huachuca.