November 21, 2016

Notice To Extend the Public Comment Period for the Draft Environmental Impact Statement for the Navajo Generating Station-Kayenta Mine Complex Project, Arizona

September 30, 2016

Notice of Availability and Notice of Public Meetings for the Draft Environmental Impact Statement for the Navajo Generating Station-Kayenta Mine Complex Project, Arizona

September 26, 2016

Notice of Approval of Clean Air Act Permit for Navajo Generating Station

July 26, 2016

Renewal of Agency Information Collection for Navajo Partitioned Lands Grazing Permits

June 14, 2016

Grants to Tribal Colleges and Universities and Diné College

April 19, 2016

Renewal of Agency Information Collection for Navajo Partitioned Lands Grazing Permits

November 10, 2015

Navajo Nation Trust Leasing Act of 2000 Approval of Navajo Nation Regulations

September 15, 2014

Grants to Tribally Controlled Colleges and Universities, Diné College, and Tribally Controlled Postsecondary Career and Technical Institutions

May 23, 2014

Notice of Correction on the Draft Environmental Impact Statement for the Four Corners Power Plant and Navajo Mine Energy Project

May 16, 2014

Notice of Intent To Prepare an Environmental Impact Statement and Notice of Public Scoping Meetings for the Navajo Generating Station-Kayenta Mine Complex Project, Arizona

May 16, 2014

Notice To Extend the Public Comment Period on the Draft Environmental Impact Statement for the Four Corners Power Plant and Navajo Mine Energy Project

April 9, 2014

Organization, Functions, and Delegations of Authority

March 28, 2014

Notice of Availability of the Four Corners Power Plant and Navajo Mine Energy Project Draft Environmental Impact Statement

October 22, 2013

Approval of Air Quality Implementation Plans; Navajo Nation; Regional Haze Requirements for Navajo Generating Station; Supplemental Proposal

October 2, 2013

Source Specific Federal Implementation Plan for Implementing Best Available Retrofit Technology for Four Corners Power Plant; Navajo Nation; Extension of Notification Deadline

September 25, 2013

Approval of Air Quality Implementation Plans; Navajo Nation; Regional Haze Requirements for Navajo Generating Station; Extension of Public Comment Period

July 11, 2013

Source Specific Federal Implementation Plan for Implementing Best Available Retrofit Technology for Four Corners Power Plant; Navajo Nation; Extension of Notification Deadline

July 9, 2013

Approval of Air Quality Implementation Plans; Navajo Nation; Regional Haze Requirements for Navajo Generating Station; Extension of Public Comment Period

June 19, 2013

Approval of Air Quality Implementation Plans; Navajo Nation; Regional Haze Requirements for Navajo Generating Station; Notice of Intent To Hold Public Hearings

March 19, 2013

Approval of Air Quality Implementation Plans; Navajo Nation; Regional Haze Requirements for Navajo Generating Station; Extension of Comment Period

March 8, 2013

Renewal of Agency Information Collection for Navajo Partitioned Lands Grazing Permits

March 8, 2013

Extending Scoping Period To Prepare a Programmatic Environmental Impact Statement (EIS) for the Navajo Nation Integrated Weed Management Plan

February 5, 2013

Approval of Air Quality Implementation Plans; Navajo Nation; Regional Haze Requirements for Navajo Generating Station

January 14, 2013

Notice of Intent To Prepare a Programmatic Environmental Impact Statement (EIS) for the Navajo Nation Integrated Weed Management Plan

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