Unified Interior Regions

Arizona

The Southwest Region includes California, Nevada, and Arizona. The Regional Office, headquartered in Sacramento, provides Center oversight and support, facilitates internal and external collaborations, and works to further USGS strategic science directions.

States L2 Landing Page Tabs

Filter Total Items: 226
USGS
October 1, 2018

IAU WGCCRE Coordinate System for Vesta

IAU WGCCRE Coordinate System for Vesta.

USGS
October 22, 2018

Overview of the MI Investigation during Spirit's first 450 sols

Overview of the Microscopic Imager Investigation during Spirit’s first 450 sols in Gusev crater.

Image: Sampling in the Grand Canyon High Flow Experiment

Sampling in the Grand Canyon High Flow Experiment

USGS Aquatic Ecologist Ted Kennedy sampling invertebrate and organic drift at Lees Ferry during the November 19, 2012 HFE.

USGS
April 8, 2020

Aggregates Data by State, Type, and End Use; 1971–2016

This data set contains supplemental aggregates data for the USGS Minerals Yearbook Volume II—Area Reports: Domestic. It contains data for the years 1971 through 2016 and replaces the discrete construction aggregate tables that were included in the individual State chapters prior to 2014. It contains

USGS
October 1, 2018

2011 Erratum

2011 Erratum

USGS
October 22, 2018

Athena Microscopic Imager investigation

Athena Microscopic Imager investigation.

Image: Sampling in the Grand Canyon High Flow Experiment

Sampling in the Grand Canyon High Flow Experiment

USGS Aquatic Ecologist Ted Kennedy sampling invertebrate and organic drift at Lees Ferry during the November 19, 2012 HFE.

USGS
October 1, 2018

2009 Report (All Tables)

2009 Report (All Tables)

USGS
October 22, 2018

Microscopic Imager Calibration Report

Microscopic Imager Calibration Report.

Image: Grand Canyon

Grand Canyon

Grand Canyon.