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Project
Flooding encroaches on trees, Exit Creek

Flood Frequency Studies in Alaska

Center News
Parking spots and benches near a short seawall at the beach are inundated by winter waves.

Frequency and Intensity of Storm Surges Underestimated Nationally, Study Finds

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

A Catalog of Low-Frequency Earthquakes at the Southern Edge of Cascadia Subduction

publication
image of publications layered on a wooden table

High frequency and region-scale simulations of large (Mw7+) earthquakes on the southern Whidbey Island fault, Washington, USA

publication
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Constraining landslide frequency across the United States to inform county-level risk reduction

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

Frequency Domain Electromagnetic (FDEM) Geophysical Data Collected near Lake Placid, NY

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

Thematic response frequency of user feedback on coastal science products

publication
image of publications layered on a wooden table

Nonstationary flood frequency analysis using regression in the north-central United States

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

High frequency and region-scale simulations of large (Mw7+) earthquakes on the southern Whidbey Island fault, Washington, USA

Infographics
see caption

Baseline Frequency of Critically Low Soil Moisture Under Non-Drought Conditions Across the Hawaiian Islands
publication
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High-pass corner frequency selection and review tool for use in ground-motion processing

publication
image of publications layered on a wooden table

A northeast-dipping zone of low frequency earthquakes at the southern edge of Cascadia subduction

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

Peak-flow frequency analyses for selected streamgages in and near Lincoln County, Montana

Research
Flooding encroaches on trees, Exit Creek

Flood Frequency Data Collection for Alaska and Conterminous Drainage Basins in Canada

Project
Low-Flow Frequency and Flow Duration Statistics at Continuous-Record Gages in South Carolina

Low-Flow Frequency and Flow Duration Statistics at Continuous-Record Gages in South Carolina

Photography
GPS tracker for dunlin shorebirds in northern Alaska

Researchers use high frequency GPS tracking devices to monitor movements of dunlin shorebirds in northern Alaska
publication
image of publications layered on a wooden table

Population growth of threatened Gulf Sturgeon may be limited by the frequency of adult episodic mortality events

publication
image of publications layered on a wooden table

Biocrust mosses and cyanobacteria exhibit distinct carbon uptake responses to variations in precipitation amount and frequency

publication
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Regional high-frequency monitoring revealed chloride concentrations in exceedance of ecological benchmarks in urban streams across the Delaware River Basin, USA

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

Data in support of estimation of magnitude and frequency of floods for rural, unregulated streams in and near Virginia and West Virginia

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

Peak-flow frequency analyses for selected streamgages in Montana, North Dakota, South Dakota, and Wyoming

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

Peak-flow frequency analyses for selected streamgages in Wyoming, based on data through water year 2022 (ver. 1.1, July 2025)

publication
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Estimating the magnitude and frequency of floods at ungaged locations on streams in Tennessee through the 2013 water year

publication
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Methods for peak-flow frequency analysis for streamgages in or near Montana, North Dakota, South Dakota, and Wyoming

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

At-site flood frequency estimates for 64 urban streamgages in Alabama and Mississippi using data through water year 2024

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

At-site flood frequency estimates for 154 urban streamgages in Washington D.C. and parts of Delaware, Maryland, New Jersey, Pennsylvania, and Virginia using data through water year 2022

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

Data Files for Peak-Flow Frequency Analyses for Selected Streamgages in North Dakota Based on Data Through Water Year 2022

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

Data from 346 streamgages used in the development of regional regression equations for the estimation of magnitude and frequency of floods at ungaged locations in New Mexico

publication
image of publications layered on a wooden table

Leveraging high-frequency sensor data and U.S. National Water Model output to forecast turbidity in a drinking water supply basin

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

Tabular and geospatial data for the magnitude and frequency of floods at ungaged locations on streams in Tennessee, through the 2013 water year

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