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Photography
Laurel formation in Washington East quad examined by Wayne Newell

Laurel formation in Washington East quad examined by Wayne Newell

staff profile
Photo of James Quade

Jamie Quade

National News Release
Photo of Santa Fe, New Mexico 2013 United States Topo map

Latest Idaho and New Mexico Quads Available

publication
image of publications layered on a wooden table

Structural geology of the Quad-Wyoming-Line Creeks area, Beartooth Mountains, Montana

Science Snippet
Updated 2016 version of the East Austin US Topo quadrangle with orthoimage turned off to better see the improved road network.

Lone Star Quads Featured

Center News
NASA's Mars rover Curiosity photo on Sol 3202

Curiosity Blog | Sol 3203: Leaving the Nontron Quad

National News Release
Updated 2015 version of the El Capitan, California quadrangle with orthoimage turned off

Golden State Quads Add Trails

National News Release
Updated 2015 version of Saint Landry quadrangle with orthoimage turned on

Louisiana Quads Add Trails and Survey Data

Illustrations
INSET: USGS SIM 3096: Geologic Map of Eastern Hellas Planitia Region of Mars

INSET: USGS SIM 3096: Geologic Map of MTM –40277, –45277, –40272, and –45272 Quads, Eastern Hellas Planitia Region of Mars

State News Release
Image of a red dye study conducted in the Brandon Road Lock on the Des Plaines River near Joliet, Illinois, in 2015.

Red Dye Study Will Examine Water Flow through Auxiliary Lock 14 near the Quad Cities

publication
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Geologic maps of 28 quadrangles in west-central quarter of Navajo Country (including 4 quads prepared by Fuels Branch)

faq
Diagram of a box with 2 degrees of longitude on the bottom and 2 degrees of latitude on the side, divided into smaller areas.

Why are USGS topographic maps called “quadrangles”?

publication
image of publications layered on a wooden table

Preliminary lineament map of the Hailey, Idaho and west half Idaho Falls, Idaho 1° x 2° quads with inset of regional image mosaic and geologic structures

Data Release
Collage of images of an earthquake, scientists in flood with instruments, a volcano erupting, and seismic illustration.

Tunicate survey on eelgrass in 2017 northwest Atlantic coast New Jersey to Newfoundland

How to's and trainings
Screenshot showing title of video Lesson 14a - Searching for Domestic Names in the Geographic Names Information System

Lesson 14a - Searching for Domestic Names in the Geographic Names Information System

Animated GIF
Gif showing example of a 2022 US Topo

Example of a 2022 US Topo

Animated GIF
Gif showing examples of 7.5-minute USGS topographic maps

Examples of 7.5-minute, 1:24,000-scale historical USGS topographic map series

publication
image of publications layered on a wooden table

Drones provide a better method to find nests and estimate nest survival for colonial waterbirds: A demonstration with Western Grebes

publication
image of publications layered on a wooden table

Integrating Radarsat-2, Lidar, and Worldview-3 Imagery to maximize detection of forested inundation extent in the Delmarva Peninsula, USA

map
Collage of USGS Maps.

Geologic framework, hydrostratigraphy, and ichnology of the Blanco, Payton, and Rough Hollow 7.5-minute quadrangles, Blanco, Comal, Hays, and Kendall Counties, Texas

Animated GIF
Gif showing examples of historical USGS topographic maps

Examples of historical USGS topographic maps

map
Collage of USGS Maps.

Reconnaissance geologic map of the Hyampom 15' quadrangle, Trinity County, California

publication
image of publications layered on a wooden table

Stress field variations in the Swiss Alps and the northern Alpine foreland derived from inversion of fault plane solutions

map
Collage of USGS Maps.

Maps showing metallic mineral resources of the Bendeleben and Solomon quadrangles, western Alaska

publication
image of publications layered on a wooden table

Back-Island and Open-Ocean Shorelines, and Sand Areas of the Undeveloped Areas of New Jersey Barrier Islands, March 9, 1991, to July 30, 2013

publication
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Volunteer map data collection at the USGS

publication
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Inland (non-tidal) wetland mapping.

Presentations and Events

Pennsylvania Landslides, Pittsburgh and Beyond: A 40-year Perspective

publication
image of publications layered on a wooden table

Polychlorinated biphenyl congeners in emergent mayflies from the upper Mississippi River

How to's and trainings

Translate a Digital Map With GeMS, Part C1

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