Catalog - Data.gov

#1 Federal

A high-throughput, automated technique for microplastic detection, quantification, and characterization in surface waters using laser direct infrared spectroscopy

Organization: U.S. Environmental Protection Agency
Dataset Last Updated: January 31, 2022

Raw LDIR exported data for microplastics including the surface water samples, air blanks, Super-Q blanks, and field blanks. The aspect ratios determined from the shape standards are included. ...

Search relevance: 1.00 | Views last month: 9 | Catalog Last Checked: August 03, 2026 at 12:48 AM

#2 Federal

Hanalei Bay, Kauai tide, and directional current and wave data, June-September 2006 (NODC Accession 0067695)

Organization: National Oceanic and Atmospheric Administration, Department of Commerce
Dataset Last Updated: January 06, 2021 at 12:00 AM

High-resolution measurements of waves, currents, water levels, temperature, salinity and turbidity were made in Hanalei Bay, Kauai, Hawaii during the summer of 2006. A series of bottom-mounted...

html

Search relevance: 1.00 | Views last month: 6 | Catalog Last Checked: August 01, 2026 at 07:30 AM

#3 Federal

West Maui non-directional wave and tide data taken during October 2003 through February 2004 at 3 stations in depths less than 11 meters. (NODC Accession 0037899)

Organization: National Oceanic and Atmospheric Administration, Department of Commerce
Dataset Last Updated: January 06, 2021 at 12:00 AM

US Geological Survey (USGS) Western Region Coastal and Marine Geology Team deployed National Institute of Water and Atmospheric Research, New Zealand (NIWA) Dobie-A non-directional wave gauges in...

html

Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 01, 2026 at 07:51 AM

#4 State

SurfaceWater Source Protection Areas (SPAs)

Organization: Vermont Center for Geographic Information
Dataset Last Updated: October 12, 2016 at 12:00 AM

Source Protection Area (SPA) boundaries have been located on RF 24000 & RF 25000 scale USGS topographic maps by Water Supply Division (DEC) and VT Dept of Health (historical) personnel. Buffered...

Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 03, 2026 at 06:26 AM

#5 Federal

Manitowoc R UVDOC data 2011

Organization: U.S. Environmental Protection Agency
Dataset Last Updated: September 02, 2011

Manitowoc R UVDOC data 2011. This dataset is associated with the following publication: Williamson, C., S. Madronich, A. Lal, R. Zepp, R. Lucas, E. Overholt, K. Rose, S.G. Schladow, and J....

xml

Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 03, 2026 at 12:42 AM

#6 Federal

West Maui non-directional wave and tide data taken during Summer 2003 at 5 stations in depths less than 11 meters (NODC Accession 0012788)

Organization: National Oceanic and Atmospheric Administration, Department of Commerce
Dataset Last Updated: January 06, 2021 at 12:00 AM

US Geological Survey (USGS) Western Region Coastal and Marine Geology Team deployed National Institute of Water and Atmospheric Research, New Zealand (NIWA) Dobie-A non-directional wave gauges in...

html

Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: August 01, 2026 at 07:51 AM

#7 Federal

Hourly surface currents measured by High Frequency (HF) Wellen radars (WERA) off western Oahu, Hawaii, from September 2002 to May 2003 (NODC Accession 0013113)

Organization: National Oceanic and Atmospheric Administration, Department of Commerce
Dataset Last Updated: January 06, 2021 at 12:00 AM

A pair of High Frequency Wellen radars (WERA) shore-based at southwest Oahu (Ko'Olina) and northwest Oahu (Kaena), Hawaii measured surface currents over a nine-month period from September 2002 to...

html

Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: August 01, 2026 at 07:50 AM

#8 Federal

Measured PFOS Concentrations in U.S. Ambient Surface Waters through 2020

Organization: U.S. Environmental Protection Agency
Dataset Last Updated: June 22, 2021

These data were part of a critical review that looks at the occurrence of PFOS in ambient surface waters across the U.S. All data from this paper were obtained from publicly available literature,...

Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: August 03, 2026 at 12:48 AM

#9 Federal

Southwest Molokai non-directional wave data taken during 2001-2002 at 5 areas in depths of 4-13 m (NODC Accession 0011265)

Organization: National Oceanic and Atmospheric Administration, Department of Commerce
Dataset Last Updated: March 29, 2020 at 12:00 AM

US Geological Survey (USGS) Western Region Coastal and Marine Geology Team deployed NIWA Dobie-A non-directional wave gauges in 5 nearshore areas of southwestern Molokai in depths from 4 to 13m...

html

Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 07:30 AM

#10 Federal

Hydrographic and Impairment Statistics for Parks, Regions, Networks and NPS Wild and Scenic Rivers

Organization: Department of the Interior
Dataset Last Updated: July 29, 2026 at 12:00 AM

An inventory that spatially quantifies the surface water hydrography that NPS manages (by park, region, and network) to determine and track which waterbodies are or are not meeting water quality...

xls

Search relevance: 1.00 | Views last month: 0 | Catalog Last Checked: August 01, 2026 at 03:53 AM

Search datasets

Draw a geographic box