Only USGS Links

Link
Organization Topics Content Types Levels

100% Chance of an Earthquake — Earthquake statistics.

USGS
  • Statistics
  • Prediction
  • Basics
  • Info
  • Middle School
  • High School
  • General Audience
  • Elementary school
  • College

A Comparison of Two Bay Area Earthquakes: 1989 v. 1906 — Investigate the shaking intensity and magnitude of these two earthquakes.

USGS
  • Effects, Earthquake
  • Intensity
  • Lessons online
  • Magnitudes
  • San Andreas Fault
  • Graphics
  • Lesson Plans
  • High School

Animations for Earthquake Terms and Concepts — Flash animations illustrating basic earthquake terms and concepts.

USGS
  • Education resources
  • Basics
  • College
  • Elementary school
  • General Audience
  • High School
  • Middle School

Become an Earthquake Scientist — What does a geophysicist do? What do you need to study in school to become a geophysicist? What are the opportunities?

USGS
  • Careers
  • Info
  • Middle School
  • High School
  • College

Big Rocks, Little Rocks (PDF) — use cookies to demonstrate erosion and its effects

USGS
  • Earth structure
  • Lesson Plans
  • Elementary school

Big Squeeze, The (PDF) — use crayon shavings to show how rocks are formed from other rocks, heat, and pressure

USGS
  • Earth structure
  • Lesson Plans
  • Elementary school

Bigger Faults Make Bigger EQ's — three different rope lengths are used to demonstrate how a fault ruptures in an EQ and why bigger faults make bigger EQ's

USGS
  • Magnitudes
  • Faults - SS, DS, Thrust, etc.
  • Lesson Plans
  • Elementary school

Can It Happen Here? — Could a large damaging tsunami happen in the United States?

USGS
  • Tsunamis
  • Societal Effects
  • Preparedness & Response
  • Prediction
  • Hazards
  • Effects, Earthquake
  • Deaths from Earthquakes
  • Damage from Earthquakes
  • Info
  • College
  • General Audience
  • High School
  • Middle School

Can We Predict Earthquakes? PodCast — Scientist Mike Blanpied discusses the science of earthquake prediction.

USGS
  • Prediction
  • Info
  • General Audience

Casualty (Fatality) Totals, A Note About — One-pager explaining why the numbers vary on different list.

USGS
  • Deaths from Earthquakes
  • Societal Effects
  • Statistics
  • Info
  • General Audience

Central & Eastern US Fact Sheets, See also — 2-page information sheets for a general audience

USGS
  • New Madrid Seismic Zone
  • Info
  • General Audience

Coastal and Marine Geology Program — All 35 coastal States and the island territories experience coastal erosion. Balancing the competing needs of citizens, government, industry, and the environment.

USGS
  • Societal Effects
  • Tsunamis
  • Graphics
  • Info
  • General Audience

Coloring Pages to Print — Earthquake-related coloring pages to print out and color

USGS
  • Basics
  • Fun & Games
  • Graphics
  • Interactive
  • Elementary school

Cool Earthquake Facts — fascinating earthquake facts

USGS
  • Basics
  • Earthquake facts
  • Info
  • Middle School
  • High School
  • General Audience
  • Elementary school
  • College

Damaging Earthquakes in the United States (1750 - 1996) — Locations of damaging earthquakes in the United States

USGS
  • Damage from Earthquakes
  • Info
  • General Audience

Deaths from Earthquakes in the United States — Deaths from earhquakes in the United States.

USGS
  • Deaths from Earthquakes
  • Info
  • General Audience

Determining Danger (PDF) — identify potential hazards in your immediate environment and take action to increase safety

USGS
  • Hazards
  • Preparedness & Response
  • Societal Effects
  • Lesson Plans
  • Elementary school

Determining the Depth of an Earthquake — brief discussion on depths of earthquakes

USGS
  • Locating Earthquakes
  • Locations
  • Info
  • Middle School
  • High School
  • General Audience
  • College

Early History of Seismometry (to 1900), The — history of various instruments throughout the history of seismology

USGS
  • History-Earthquakes, Seismology
  • Info
  • Graphics
  • High School
  • General Audience
  • College

Earth Egg (PDF) — use eggs to represent the Earth plates, discussions about remote shearing, plate tectonics, and earth structure

USGS
  • Earth structure
  • Plate tectonics
  • Lesson Plans
  • Elementary school

Earth's Crust, The — how thick is the Earth's crust?

USGS
  • Maps
  • Earth structure
  • Graphics
  • General Audience
  • College

Earth's Interior Minerals — how can EQ's tell us what is inside the earth?

USGS
  • Geology
  • Earth structure
  • Lesson Plans
  • Middle School
  • Elementary school

Earthquake 101 Powerpoint Slideshow Download — a complete PowerPoint show for the basics

USGS
  • Photos, Earthquake
  • Effects, Earthquake
  • Earth structure
  • Damage from Earthquakes
  • Basics
  • Surface features - Faults, Earthquakes
  • Faults - SS, DS, Thrust, etc.
  • Historic Earthquakes
  • History-Earthquakes, Seismology
  • Locating Earthquakes
  • Maps
  • Plate tectonics
  • Seismic waves
  • Graphics
  • Middle School
  • High School
  • General Audience
  • College

Earthquake 101 Powerpoint Slideshow online — preview of the complete PowerPoint show for the basics

USGS
  • Basics
  • Earth structure
  • Effects, Earthquake
  • Earthquake facts
  • Photos, Earthquake
  • Surface features - Faults, Earthquakes
  • Faults - SS, DS, Thrust, etc.
  • Locating Earthquakes
  • Plate tectonics
  • Seismic waves
  • Graphics
  • Middle School
  • High School
  • General Audience
  • College

Earthquake ABC: A Child's View of Earthquake Facts and Feelings — by kids for kids, with a special section for parents and teachers

USGS
  • Basics
  • Info
  • Graphics
  • Elementary school

Earthquake Booms, Seneca Guns, and Other Sounds — An examination of strange and unexplained sounds that are sometimes heard accompanying earthquakes.

USGS
  • Effects, Earthquake
  • Info
  • College
  • General Audience
  • High School

Earthquake Density Maps for the United States — Maps of the average number of Earthquakes per year, magnitude 5 and Greater, all depths, for the United States.

USGS
  • Seismicity
  • Info
  • General Audience

Earthquake Density Maps for the World — Maps of average number of earthquake per year, magnitude 5.0 and greater, for the World. Maps are grouped by depth intervals.

USGS
  • Statistics
  • Seismicity
  • Maps
  • Magnitudes
  • Graphics
  • Info
  • General Audience

Earthquake Facts & Earthquake Fantasy — Companion to "Earthquakes, Megaquakes, and the Movies"

USGS
  • Societal Effects
  • Effects, Earthquake
  • Myths
  • Earthquake facts
  • Info
  • Graphics
  • General Audience
  • High School
  • Middle School

Earthquake Hazards on the Island of Hawaii — summary of earthquake hazards in Hawaii

USGS
  • Effects, Earthquake
  • Photos, Earthquake
  • Historic Earthquakes
  • History-Earthquakes, Seismology
  • Info
  • Middle School
  • High School
  • General Audience

Earthquake Model — earthquake recurrence, size, and prediction demonstration instructions, brick & sandpaper model

USGS
  • Basics
  • Faults - SS, DS, Thrust, etc.
  • Prediction
  • Info
  • Lesson Plans
  • Middle School
  • High School

Earthquake Monitoring — explore the history behind earthquake monitoring; list of additional readings and links also included

USGS
  • Instrumentation, seismographs, monitoring
  • History-Earthquakes, Seismology
  • Basics
  • Info
  • Middle School
  • High School

Earthquake Quartet #1 — USGS seismologist Andrew Michael explores both music and audio playbacks of the earth shaking and finds new ways to learn about the earth, earthquakes, musical instruments and music.

USGS
  • Basics
  • Education resources
  • Forces
  • People
  • Seismic waves
  • Fun & Games
  • General Audience

Earthquake Science Explained — A series of short articles for students, teachers, and parents originally published as weekly features in The San Francisco Chronicle. This USGS General Information Product presents some of the new understanding gained and scientific advances made in the century since the Great 1906 San Francisco Earthquake.

USGS
  • Basics
  • Effects, Earthquake
  • Engineering, Earthquake
  • Faults - SS, DS, Thrust, etc.
  • Hazards
  • Paleoseismology
  • San Andreas Fault
  • Seismic waves
  • Trenching
  • Info
  • Middle School
  • High School
  • Elementary school
  • General Audience

Earthquake Statistics — Frequency of different magnitude earthquakes, number of earthquakes per year, etc.

USGS
  • Statistics
  • Earthquake facts
  • Info
  • Elementary school
  • College
  • General Audience
  • High School
  • Middle School

Earthquakes — general overview of earthquakes, online USGS general interest publication

USGS
  • Effects, Earthquake
  • Basics
  • History-Earthquakes, Seismology
  • Prediction
  • Seismicity
  • Info
  • Graphics
  • Middle School
  • High School
  • General Audience
  • College

Earthquakes and Plate Tectonics — Explains the theory of earthquakes and plate tectonics.

USGS
  • Plate tectonics
  • Info
  • General Audience

Earthquakes in the United States, Magnitude 7 and Greater — List of earthquakes, by state, magnitude 7.0 and greater.

USGS
  • Historic Earthquakes
  • Seismicity
  • Info
  • General Audience

Earthquakes with 1,000 or More Deaths since 1900 — List of earthquakes with 1,000 or more deaths since 1900.

USGS
  • Deaths from Earthquakes
  • Damage from Earthquakes
  • Info
  • General Audience

Earthquakes, MegaQuakes, and the Movies — discussion about facts versus fantasies

USGS
  • Societal Effects
  • Shaking
  • San Andreas Fault
  • Prediction
  • Plate tectonics
  • Myths
  • Magnitudes
  • Forces
  • Faults - SS, DS, Thrust, etc.
  • Earthquake facts
  • Effects, Earthquake
  • Damage from Earthquakes
  • Info
  • Middle School
  • High School
  • General Audience

EQ Fear (PDF) — make a list of common fears and address each one

USGS
  • Education resources
  • Lessons online
  • Preparedness & Response
  • Lesson Plans
  • Elementary school

EQ Kit Treasure Hunt (PDF) — hide EQ kit items around classroom or school and have a treasure hunt

USGS
  • Education resources
  • Lessons online
  • Preparedness & Response
  • Lesson Plans
  • Elementary school

EQ Myths (PDF) — investigate EQ myths; what myths exist and why do people believe them

USGS
  • Education resources
  • Basics
  • Lessons online
  • Myths
  • Lesson Plans
  • Middle School
  • High School

EQ Plan (PDF) — discuss a plan for what to do if there is an EQ; especially good for schools in EQ-prone areas

USGS
  • Education resources
  • Lessons online
  • Preparedness & Response
  • Lesson Plans
  • Elementary school

EQs on the Surface (PDF) — use topo maps, seismicity maps, and fault maps to understand the connection between the surface features, locations of EQs and mapped faults

USGS
  • Lessons online
  • Faults - SS, DS, Thrust, etc.
  • Education resources
  • Surface features - Faults, Earthquakes
  • Maps
  • Seismicity
  • Lesson Plans
  • Elementary school

Fault Features (PDF) — a pan, dirt and some fabric create a model to demonstrate surface features of faults, use the Wallace Creek trail guide to see real fault features, or take a field trip

USGS
  • Faults - SS, DS, Thrust, etc.
  • Education resources
  • Surface features - Faults, Earthquakes
  • Field trips - virtual, real
  • Lessons online
  • Lesson Plans
  • Elementary school

Flinn-Engdahl Regions — description of regions used to identify locations of earthquakes world-wide

USGS
  • Locations
  • Maps
  • Info
  • High School
  • General Audience
  • College

Groundwater Effects from Earthquakes — A description of the potential effects of earthquakes on groundwater and wells.

USGS
  • Effects, Earthquake
  • Societal Effects
  • Info
  • General Audience

Hazards 101, Earthquake — The basics of how the USGS National Earthquake Hazard Maps are made.

USGS
  • Effects, Earthquake
  • Engineering, Earthquake
  • Forces
  • Hazards
  • Shaking
  • Info
  • General Audience
  • College

High Quality Earthquake Animations — Simulations of earthquake ruptures that were run on the supercomputers at Caltech's Center for Advanced Computing Research

USGS
  • Effects, Earthquake
  • Faults - SS, DS, Thrust, etc.
  • Modeling
  • Seismic waves
  • Shaking
  • Graphics
  • High School
  • General Audience
  • College

How to Build a Model Illustrating Sea-Floor Spreading and Subduction — USGS Open File Report 99-132 (online) This report describes how to build a model of the outer 300 km (180 miles) of the Earth that can be used to develop a better understanding of the principal features of plate tectonics, including sea-floor spreading, the pattern of magnetic stripes frozen into the sea floor, transform faulting, thrust faulting, subduction, and volcanism.

USGS
  • Plate tectonics
  • Lessons online
  • Education resources
  • Basics
  • Lesson Plans
  • Graphics
  • Middle School
  • High School
  • General Audience

Human Wave (PDF) — learn about the motions of P & S waves with a fun participating exercise

USGS
  • Seismic waves
  • Lessons online
  • Education resources
  • Lesson Plans
  • Middle School
  • High School
  • Elementary school

Isoseismal Maps (PDF) — learn the difference between intensity and magnitude and gain experience with contouring on maps

USGS
  • Intensity
  • Education resources
  • Lessons online
  • Magnitudes
  • Lesson Plans
  • Elementary school
  • Middle School

Large Plate Puzzle (PDF) — cut a large world map into puzzle pieces along plate boundaries, students discuss individually land then for the whole map after the class puts pieces together; simple but powerful, discussion Q/A included

USGS
  • Plate tectonics
  • Lessons online
  • Education resources
  • Lesson Plans
  • Middle School
  • High School
  • Elementary school

Largest and Deadliest Earthquakes by Year, 1990 - 2005 — List of the largest and deadliest earthquakes, by year, 1990 -2005.

USGS
  • Historic Earthquakes
  • Deaths from Earthquakes
  • Seismicity
  • Info
  • General Audience

Largest Earthquakes by State — List and map of the largest earthquake in each State

USGS
  • Historic Earthquakes
  • Info
  • General Audience

Largest Earthquakes in the United States — Lists and maps of the largest earthquakes in the United States.

USGS
  • Historic Earthquakes
  • Info
  • General Audience

Largest Earthquakes in the World Since 1900 — List and map of the largest earthquakes in the world.

USGS
  • Historic Earthquakes
  • Info
  • General Audience

Late Night Musings of an Earthquake Seismologist — USGS Scientist Paul A. Reasenberg candidly discusses earthquake preparedness.

USGS
  • Societal Effects
  • Info
  • General Audience

Listening to Earthquakes — music and earthquakes have something in common!

USGS
  • Seismic waves
  • Interactive
  • Middle School
  • High School
  • General Audience
  • Elementary school
  • College

Magnitude / Intensity Comparison — Explains the difference between magnitude and intensity.

USGS
  • Magnitudes
  • Intensity
  • Info
  • General Audience

Magnitude 7 and Greater Earthquakes This Year — List and map of magnitude 7 and greater earthquakes this year. List and map of deaths from earthquakes this year.

USGS
  • Magnitudes
  • Deaths from Earthquakes
  • Statistics
  • Info
  • General Audience

Magnitude 8 and Greater Earthquakes Since 1990 — List of magnitude 8 and greater earthquakes since 1990.

USGS
  • Magnitudes
  • Statistics
  • Info
  • General Audience

Magnitude versus Intensity Lesson (PDF) — classroom lesson to teach the difference between earthquake magnitude and earthquake intensities

USGS
  • Intensity
  • Education resources
  • Lessons online
  • Magnitudes
  • Lesson Plans
  • Graphics
  • Middle School
  • High School

Mantle Motions (PDF) — students act out various mantle motions in a game of fast thinking

USGS
  • Earth structure
  • Education resources
  • Lessons online
  • Lesson Plans
  • Elementary school
  • Middle School

Measuring the Size of an Earthquake — How the size of an earthquake is measured.

USGS
  • Magnitudes
  • Locating Earthquakes
  • Intensity
  • Info
  • General Audience

Men & Women of Seismology, The — biographies and photos of famous seismologists

USGS
  • History-Earthquakes, Seismology
  • Careers
  • People
  • Info
  • Middle School
  • High School
  • General Audience
  • College

Modified Mercalli Intensity Scale, The — A description of the Modified Mercalli Intensity Scale.

USGS
  • Intensity
  • Info
  • General Audience

Most Destructive Known Earthquakes on Record in the World — Earthquakes with 50,000 or More Deaths

USGS
  • Deaths from Earthquakes
  • Info
  • General Audience

New Madrid Earthquakes 1811 - 1812 — Accounts of the large earthquakes that occurred in the New Madrid area in 1811 - 1812.

USGS
  • New Madrid Seismic Zone
  • Info
  • General Audience

Number of Magnitude 7.0 and Greater Earthquakes per Year, Since 1900 — List of the number of magnitude 7.0 and greater earthquakes per year, since 1900.

USGS
  • Magnitudes
  • Statistics
  • Info
  • General Audience

Online Coloring Pages — Interactively color earthquake-related pictures

USGS
  • Basics
  • Interactive
  • Graphics
  • Fun & Games
  • Elementary school

Online Wordsearch Puzzles — Interactive wordsearch puzzles with earthquake-related words

USGS
  • Basics
  • Fun & Games
  • Interactive
  • Elementary school

PBJ Fault (PDF) — demonstrate the different types of faults with a PBJ sandwich, and then eat it double-decker

USGS
  • Plate tectonics
  • Lessons online
  • Faults - SS, DS, Thrust, etc.
  • Education resources
  • Lesson Plans
  • Elementary school

Potato Topo (PDF) — use a potato to make a 3-D 'topo map' and understand how it can be represented on a 1-D map, gain experience of maps and scales

USGS
  • Maps
  • Lessons online
  • Education resources
  • Basics
  • Lesson Plans
  • Elementary school

Predicting Earthquakes — short overview

USGS
  • Prediction
  • Info
  • General Audience
  • College
  • High School

Richter Magnitude Scale, The — Description of the Richter magnitude scale.

USGS
  • Magnitudes
  • Info
  • General Audience

San Andreas Fault at Wallace Creek — Interactive, 360 degree panorama of the San Andreas Fault. Aerial photos of the fault taken from a kite.

USGS
  • Crustal deformation
  • Effects, Earthquake
  • Faults - SS, DS, Thrust, etc.
  • Field trips - virtual, real
  • Geology
  • Historic Earthquakes
  • Photos, Earthquake
  • San Andreas Fault
  • Graphics
  • Interactive
  • Elementary school
  • General Audience
  • High School
  • Middle School

San Andreas Fault, The — overview of the San Andreas Fault, online USGS general interest publication

USGS
  • Basics
  • Faults - SS, DS, Thrust, etc.
  • Historic Earthquakes
  • History-Earthquakes, Seismology
  • San Andreas Fault
  • Info
  • Graphics
  • Middle School
  • High School
  • General Audience
  • College

Schoolyard Geology — Online lesson plans with photos and images. Excellent geologic activities you can do anywhere! Education standards info included.

USGS
  • Geology
  • Maps
  • Surface features - Faults, Earthquakes
  • Lesson Plans
  • Elementary school
  • Middle School

Science Explained, The — links to popular science articles about earthquake research

USGS
  • Basics
  • Crustal deformation
  • Effects, Earthquake
  • Engineering, Earthquake
  • Surface features - Faults, Earthquakes
  • Education resources
  • Faults - SS, DS, Thrust, etc.
  • Geology
  • Hazards
  • Historic Earthquakes
  • History-Earthquakes, Seismology
  • Instrumentation, seismographs, monitoring
  • Locations
  • Magnitudes
  • Modeling
  • Plate tectonics
  • Prediction
  • Rock mechanics
  • Seismicity
  • Statistics
  • Info
  • General Audience
  • College

Science Fair Project Ideas — specific projects with directions and ideas

USGS
  • Education resources
  • Basics
  • Info
  • Graphics
  • Middle School
  • High School
  • Elementary school

Science of Earthquakes, The — links to various webpages with basic earthquake science info

USGS
  • Basics
  • Info
  • Middle School
  • High School
  • Elementary school
  • College

Sea-Floor Spreading and Subduction, How to Build a Model Illustrating — Three-dimensional, cut-and-paste paper model illustrating sea-floor spreading and subduction.

USGS
  • Modeling
  • Geology
  • Faults - SS, DS, Thrust, etc.
  • Education resources
  • Earth structure
  • Plate tectonics
  • Lesson Plans
  • Middle School

Seismic Seiches — Description and history of seismic seiches.

USGS
  • Seismic Seiches
  • Info
  • General Audience

Seismicity of the United States — Seismicity maps of the United States.

USGS
  • Seismicity
  • Maps
  • Hazards
  • Graphics
  • Info
  • General Audience

Seismographs: Keeping Track of Earthquakes — brief description on how seismographs work to locate earthquakes

USGS
  • Seismic waves
  • Networks
  • Locating Earthquakes
  • Instrumentation, seismographs, monitoring
  • Info
  • Graphics
  • Middle School
  • High School
  • General Audience
  • College

Severity of an Earthquake, The — measuring earthquakes, online USGS general interest publication

USGS
  • Magnitudes
  • Intensity
  • Hazards
  • Graphics
  • Info
  • Middle School
  • High School
  • General Audience
  • College

Table-Top Earthquakes — USGS Open-File Report 98-767 (online)

USGS
  • Education resources
  • Faults - SS, DS, Thrust, etc.
  • Lesson Plans
  • High School
  • College

Teacher's Guide to the San Francisco Bay Area Geophysics Maps — USGS Open File Report 95-479 (online)

USGS
  • San Andreas Fault
  • Faults - SS, DS, Thrust, etc.
  • Education resources
  • Seismicity
  • Lesson Plans
  • High School

The Next Big Quake in the Bay Area — Newspaper article about the next big earthquake in the Bay area

USGS
  • Preparedness & Response
  • Info
  • General Audience

The Parkfield Experiment — attempting to predict a Parkfield, CA earthquake

USGS
  • Prediction
  • Parkfield
  • Info
  • Graphics
  • High School
  • General Audience
  • College

This Dynamic Earth: The Story of Plate Tectonics — excellent comprehensive overview of plate tectonics with excellent graphics, online USGS general interest publication

USGS
  • Basics
  • History-Earthquakes, Seismology
  • Plate tectonics
  • Info
  • Graphics
  • Middle School
  • High School
  • General Audience
  • Elementary school
  • College

This Dynamic Planet — World Map of Volcanoes, Earthquakes, Impact Craters, and Plate Tectonics

USGS
  • Plate tectonics
  • Info
  • General Audience

Today in Earthquake History — what happened today in earthquake history

USGS
  • History-Earthquakes, Seismology
  • Historic Earthquakes
  • Earthquake facts
  • Info
  • Middle School
  • High School
  • General Audience
  • Elementary school
  • College

Toilet Paper Geologic Time Scale (PDF) — use toilet paper to understand the enormous extent of geologic time compared to recent time; timeline included

USGS
  • Time Information
  • Lessons online
  • Education resources
  • Basics
  • Lesson Plans
  • Elementary school

Top Earthquake States — Lists the states with the most earthquakes. The top 10 states are listed, but each state is ranked.

USGS
  • Seismicity
  • Info
  • General Audience

Travel Time Information & Calculator — Choose a seismic station location and a recent earthquake, and see how long it takes different types of seismic waves to travel from the epicenter to your station. Travel time curve and other phase information.

USGS
  • Locating Earthquakes
  • Earth structure
  • Seismic waves
  • Interactive
  • High School
  • College

Try It Yourself Calculator — How much bigger is a magnitude 8.7 earthquake than a magnitude 5.8 earthquake?

USGS
  • Magnitudes
  • Info
  • Fun & Games
  • Interactive
  • College
  • General Audience
  • High School
  • Middle School

Tsunami Websites — compilation of websites that provide current tsunami information

USGS

Tsunami Websites — List of websites that provide current tsunami information.

USGS

Understanding Earthquakes Makes for Messy Science — Earthquake processes typically occur tens of miles below the Earth's surface and over geologic time, away from direct observation. Earthquake science, in particular, is often subject to interpretation and bias.

USGS
  • Preparedness & Response
  • Info
  • General Audience

USGS and Science Education, The — webpages, links, booklets, maps, fact sheets, classroom lessons, etc. online and to order, mostly free

USGS
  • Basics
  • Careers
  • Education resources
  • Lessons online
  • Lesson Plans
  • Info
  • Middle School
  • High School
  • Elementary school
  • College

USGS General Interest Publications — online and to order on a variety of subjects

USGS
  • Basics
  • Info
  • Middle School
  • High School
  • General Audience
  • Elementary school
  • College

USGS Maps Booklet — online USGS general interest publication

USGS
  • Basics
  • Maps
  • Info
  • Graphics
  • Middle School
  • High School
  • College

UTC - Coordinated Universal Time — Definition of UTC.

USGS
  • Time Information
  • Info
  • General Audience

Where are the Fault Lines in the United States East of the Rocky Mountains? — Information on where the fault lines are in states east of the Rocky Mountains.

USGS
  • Surface features - Faults, Earthquakes
  • Hazards
  • Faults - SS, DS, Thrust, etc.
  • Info
  • General Audience

Who Dunit? and the Law of Superposition (PDF) — solve a crime, and then use those same skills to understand the Law of Superposition (older layers of the earth on bottom) with a fun WhoDunit? investigation and then use your skills to solve a geological mystery

USGS
  • Trenching
  • Paleoseismology
  • Lessons online
  • Geology
  • Education resources
  • Earth structure
  • Lesson Plans
  • Graphics
  • Elementary school

World Plate Boundaries Animation — World plate boundaries animation.

USGS
  • Plate tectonics
  • Info
  • Graphics
  • General Audience

World Seismicity Maps — World seismicity maps.

USGS
  • Seismicity
  • Maps
  • Info
  • General Audience