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Gridded uniform hazard peak ground acceleration data and 84th-percentile peak ground acceleration data used to calculate the Maximum Considered Earthquake Geometric Mean (MCEG) peak ground acceleration (PGA) values of the 2020 NEHRP Recommended Seismic Provisions and 2022 ASCE/SEI 7 Standard for the conterminous United States.

Organization: Department of the Interior
Updated: 20210611 | Harvested: July 17, 2025 at 07:20 PM

The Maximum Considered Earthquake Geometric Mean (MCEG) peak ground acceleration (PGA) values of the 2020 NEHRP Recommended Seismic Provisions and 2022 ASCE/SEI 7 Standard are derived from the...

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Gridded uniform hazard peak ground acceleration data and 84th-percentile peak ground acceleration data used to calculate the Maximum Considered Earthquake Geometric Mean (MCEG) peak ground acceleration (PGA) values of the 2020 NEHRP Recommended Seismic Provisions and 2022 ASCE/SEI 7 Standard for American Samoa.

Organization: Department of the Interior
Updated: 20210611 | Harvested: July 17, 2025 at 07:28 PM

The Maximum Considered Earthquake Geometric Mean (MCEG) peak ground acceleration (PGA) values of the 2020 NEHRP Recommended Seismic Provisions and 2022 ASCE/SEI 7 Standard are derived from the...

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Gridded uniform hazard peak ground acceleration data and 84th-percentile peak ground acceleration data used to calculate the Maximum Considered Earthquake Geometric Mean (MCEG) peak ground acceleration (PGA) values of the 2020 NEHRP Recommended Seismic Provisions and 2022 ASCE/SEI 7 Standard for the conterminous United States.

Organization: Department of the Interior
Updated: 20210611 | Harvested: July 17, 2025 at 07:21 PM

The Maximum Considered Earthquake Geometric Mean (MCEG) peak ground acceleration (PGA) values of the 2020 NEHRP Recommended Seismic Provisions and 2022 ASCE/SEI 7 Standard are derived from the...

xml
xml

Gridded uniform hazard peak ground acceleration data and 84th-percentile peak ground acceleration data used to calculate the Maximum Considered Earthquake Geometric Mean (MCEG) peak ground acceleration (PGA) values of the 2020 NEHRP Recommended Seismic Provisions and 2022 ASCE/SEI 7 Standard for Puerto Rico and the U.S. Virgin Islands.

Organization: Department of the Interior
Updated: 20210611 | Harvested: July 17, 2025 at 07:24 PM

The Maximum Considered Earthquake Geometric Mean (MCEG) peak ground acceleration (PGA) values of the 2020 NEHRP Recommended Seismic Provisions and 2022 ASCE/SEI 7 Standard are derived from the...

xml
xml

Gridded uniform hazard peak ground acceleration data and 84th-percentile peak ground acceleration data used to calculate the Maximum Considered Earthquake Geometric Mean (MCEG) peak ground acceleration (PGA) values of the 2020 NEHRP Recommended Seismic Provisions and 2022 ASCE/SEI 7 Standard for Hawaii.

Organization: Department of the Interior
Updated: 20210611 | Harvested: July 17, 2025 at 07:33 PM

The Maximum Considered Earthquake Geometric Mean (MCEG) peak ground acceleration (PGA) values of the 2020 NEHRP Recommended Seismic Provisions and 2022 ASCE/SEI 7 Standard are derived from the...

xml
xml

Gridded uniform hazard peak ground acceleration data and 84th-percentile peak ground acceleration data used to calculate the Maximum Considered Earthquake Geometric Mean (MCEG) peak ground acceleration (PGA) values of the 2020 NEHRP Recommended Seismic Provisions and 2022 ASCE/SEI 7 Standard for Alaska.

Organization: Department of the Interior
Updated: 20210611 | Harvested: July 17, 2025 at 07:23 PM

The Maximum Considered Earthquake Geometric Mean (MCEG) peak ground acceleration (PGA) values of the 2020 NEHRP Recommended Seismic Provisions and 2022 ASCE/SEI 7 Standard are derived from the...

xml
xml

Gridded uniform hazard peak ground acceleration data and 84th-percentile peak ground acceleration data used to calculate the Maximum Considered Earthquake Geometric Mean (MCEG) peak ground acceleration (PGA) values of the 2020 NEHRP Recommended Seismic Provisions and 2022 ASCE/SEI 7 Standard for Guam and the Northern Mariana Islands.

Organization: Department of the Interior
Updated: 20210611 | Harvested: July 17, 2025 at 07:31 PM

The Maximum Considered Earthquake Geometric Mean (MCEG) peak ground acceleration (PGA) values of the 2020 NEHRP Recommended Seismic Provisions and 2022 ASCE/SEI 7 Standard are derived from the...

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Peak Streamflow Data, Climate Data, and Results from Investigating Hydroclimatic Trends and Climate Change Effects on Peak Streamflow in the Central United States, 1921–2020

Organization: Department of the Interior
Updated: 20250519 | Harvested: August 25, 2025 at 07:42 PM

Peak-flow frequency analysis is crucial in various water-resources management applications, including floodplain management and critical structure design. Federal guidelines for peak-flow...

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Annual peak-flow data, PeakFQ specification files and PeakFQ output files for 368 selected streamflow gaging stations operated by the U.S. Geological Survey in the Great Lakes and Ohio River basins that were used to estimate regional skewness of annual peak flows

Organization: Department of the Interior
Updated: 20200826 | Harvested: July 18, 2025 at 02:02 AM

This dataset contains annual peak-flow data, PeakFQ specifications, and results of flood-frequency analyses of annual peak flows for 368 selected streamflow gaging stations (streamgages) operated...

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Peak Streamflow, Peak Stage, and Annual Exceedance Probability Data of the July 2023 Flood in Vermont

Organization: Department of the Interior
Updated: 20250519 | Harvested: August 25, 2025 at 07:54 PM

A major rain event caused catastrophic flooding from July 9 through 12, 2023 in various portions of the State of Vermont, resulting in millions of dollars of damage. This is one of 3 datasets in...

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Annual peak-flow data and PeakFQ output files for selected streamflow gaging stations operated by the U.S. Geological Survey in the New England region that were used to estimate regional skewness of annual peak flows

Organization: Department of the Interior
Updated: 20200820 | Harvested: July 18, 2025 at 12:20 AM

"NewEngland_pkflows.txt" contains annual peak-flow data for 186 selected streamflow gaging stations (streamgages) operated by the U.S. Geological Survey (USGS) in the New England region (Maine,...

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Annual peak-flow data and PeakFQ output files for selected streamflow gaging stations operated by the U.S. Geological Survey in the New England region that were used to estimate regional skewness of annual peak flows

Organization: Department of the Interior
Updated: 20200820 | Harvested: July 18, 2025 at 12:31 AM

"NewEngland_pkflows.PRT" is a text file that contains results of flood-frequency analysis of annual peak flows from 186 selected streamflow gaging stations (streamgages) operated by the U.S....

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Magnitude and Frequency of Peak Flows and Low Flows on Nontidal Streams in Delaware: peak and low flow estimates and basin characteristics

Organization: Department of the Interior
Updated: 20220218 | Harvested: July 16, 2025 at 01:12 PM

This dataset contains four tables: (1) site, regression and weighted peak flow estimates (peak_flow_estimates.csv) (2) site, regression and weighted low flow estimates (low_flow_estimates.csv) (3)...

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Digital Geologic-GIS Map of parts of the Twin Peaks and Blanco Peak Quadrangles, Colorado (NPS, GRD, GRI, GRSA, TPBP digital map) adapted from a U.S. Geological Survey Miscellaneous Field Studies Map by Johnson and Bruce (1991)

Organization: Department of the Interior
Updated: 2025-02-12 | Harvested: June 25, 2025 at 08:47 PM

The Digital Geologic-GIS Map of parts of the Twin Peaks and Blanco Peak Quadrangles, Colorado is composed of GIS data layers and GIS tables, and is available in the following GRI-supported GIS...

Unpublished Digital Geologic-GIS Map of parts of the Twin Peaks and Blanco Peak Quadrangles, Colorado (NPS, GRD, GRI, GRSA, TPBP digital map) adapted from a U.S. Geological Survey Miscellaneous Field Studies Map by Johnson and Bruce (1991)

Organization: Department of the Interior
Updated: 2018-08-07 | Harvested: June 26, 2025 at 01:07 AM

The Unpublished Digital Geologic-GIS Map of parts of the Twin Peaks and Blanco Peak Quadrangles, Colorado is composed of GIS data layers and GIS tables in a 10.1 file geodatabase...

WATSTORE Peak flow data for peak-flow frequency analyses for selected streamgages in and near Powell County, Montana, based on data through water year 2019

Organization: Department of the Interior
Updated: 20210708 | Harvested: July 16, 2025 at 02:18 PM

This file (wymt_ffa_2019Powell_WATSTORE.txt) contains peak flow data for peak-flow frequency analyses for selected streamgages in and near Powell County, Montana, based on data through water year...

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Data for van Deemter Curves, Peak Characterizations, and Peak Capacity

Organization: U.S. Environmental Protection Agency
Updated: 2020-04-15 | Harvested: June 27, 2025 at 09:48 PM

Datasets provide van Deemter terms and curves for each capillary column, peak retention time and width from each UHPLC-MS gradient analysis, and peak capacity calculations from each gradient...

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WATSTORE Peak flow data for 2 peak-flow frequency analyses for Elk Creek at Augusta, Montana, based on data through water year 2018.

Organization: Department of the Interior
Updated: 20200831 | Harvested: July 18, 2025 at 01:17 AM

This file (wymt_ffa_2018A_WATSTORE.txt) contains peak flow data for 2 peak-flow frequency analyses for Elk Creek at Augusta, Montana, based on data through water year 2018. The file is in a text...

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WATSTORE Peak flow data for peak-flow frequency analyses for selected streamgages in Carbon County, Montana, based on data through water year 2018.

Organization: Department of the Interior
Updated: 20201208 | Harvested: July 16, 2025 at 02:22 PM

This file (wymt_ffa_2018C_WATSTORE.txt) contains peak flow data for peak-flow frequency analyses for selected streamgages in Carbon County, Montana, based on data through water year 2018. The file...

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WATSTORE Peak flow data for 12 peak-flow frequency analyses for 11 selected streamgages in Jefferson County, Montana, based on data through water year 2017.

Organization: Department of the Interior
Updated: 20200831 | Harvested: July 18, 2025 at 01:09 AM

This file (wymt_ffa_2017A_WATSTORE.txt) contains peak flow data for 12 peak-flow frequency analyses for 11 selected streamgages in Jefferson County, Montana, based on data through water year 2017....

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