Search datasets
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The Major Trends data in the Pocket Guide to Transportation provides a high-level, longitudinal view of the U.S. transportation system's performance, usage, and recovery. This section is designed...
Search relevance: 149.10 | Views last month: 3 | Catalog Last Checked: October 15, 2026 at 08:47 PM -
The Country Trends in Major Air Pollutants data set is a framework of public-health-focused air quality indicators that quantifies over 200 countries' trends in exposure to Particulate Matter...
Search relevance: 130.80 | Views last month: 0 | Catalog Last Checked: August 04, 2025 at 02:31 AM -
In 1991, the U.S. Geological Survey (USGS) began a study of more than 50 major river basins across the Nation as part of the National Water-Quality Assessment (NAWQA) project. One of the major...
Search relevance: 65.12 | Views last month: 2 | Catalog Last Checked: September 10, 2026 at 10:23 PM -
Nonstationary streamflow due to environmental and human-induced causes can affect water quality over time, yet these effects are poorly accounted for in water-quality trend models. This data...
Search relevance: 62.42 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 10:39 PM -
This data release provides water-quality trends for rivers and streams in the Delaware River Basin determined using the Weighted Regressions on Time, Discharge, and Season (WRTDS) model and the...
Search relevance: 60.71 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 07:49 PM -
In 1991, the U.S. Geological Survey (USGS) began a study of more than 50 major river basins across the Nation as part of the National Water-Quality Assessment (NAWQA) project. One of the major...
Search relevance: 51.89 | Views last month: 3 | Catalog Last Checked: September 10, 2026 at 09:00 PM -
These data were compiled as part of a long-term (1964 - 2025) water quality monitoring program at Lake Powell. Objectives of our study were to release a consistent record of long-term water...
Search relevance: 46.64 | Views last month: 3 | Catalog Last Checked: September 27, 2026 at 01:09 AM -
The environment data in the Pocket Guide to Transportation provides an overview of how the U.S. transportation system interacts with and impacts natural resources. This section highlights major...
Search relevance: 42.40 | Views last month: 6 | Catalog Last Checked: October 15, 2026 at 08:46 PM -
Benthic, fish, and macroinvertebrate census data are collected from sites around Micronesia as part of the ongoing Micronesia Challenge. Information on the program can be found at...
Search relevance: 41.60 | Views last month: 2 | Catalog Last Checked: October 26, 2026 at 09:02 PM -
Annual air trends report in the form of an interactive web application. The report features a suite of visualization tools that allow the user to: -Learn about air pollution and how it can affect...
Search relevance: 41.56 | Views last month: 11 | Catalog Last Checked: September 10, 2026 at 07:10 PM -
In 1991, the U.S. Geological Survey (USGS) began a study of more than 50 major river basins across the Nation as part of the National Water-Quality Assessment (NAWQA) project of the National...
Search relevance: 40.76 | Views last month: 3 | Catalog Last Checked: September 10, 2026 at 09:21 PM -
In 1991, the U.S. Geological Survey (USGS) began a study of more than 50 major river basins across the Nation as part of the National Water-Quality Assessment (NAWQA) project of the National...
Search relevance: 40.76 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 09:24 PM -
This dataset was collected to understand the diversity and abundance of terrestrial birds to provide a baseline for major management actions such as grazing. This effort also establishes a...
Search relevance: 40.14 | Views last month: 0 | Catalog Last Checked: October 24, 2026 at 08:45 PM -
The U.S. Geological Survey monitored algal biomass accrual and concentrations of metals and other trace elements in stream water and periphytic algae at 3-4 day intervals over a 2-week period at 3...
Search relevance: 39.55 | Views last month: 2 | Catalog Last Checked: September 10, 2026 at 08:16 PM -
The BTS Pocket Guide to Transportation is a quick reference guide that provides transportation statistics at your fingertips. It provides key information and highlights major trends on the U.S....
Search relevance: 39.31 | Views last month: 0 | Catalog Last Checked: October 15, 2026 at 08:49 PM -
U.S. Customs and Border Protection is pleased to present the Import Trade Trends Report. This report is produced semiannually and features graphical analysis and trade highlights. While U.S....
Search relevance: 39.04 | Views last month: 3 | Catalog Last Checked: September 10, 2026 at 05:45 PM -
U.S. Customs and Border Protection is pleased to present the Import Trade Trends Report. This report is produced semiannually and features graphical analysis and trade highlights. While U.S....
Search relevance: 39.02 | Views last month: 3 | Catalog Last Checked: September 10, 2026 at 05:45 PM -
This national report summarizes findings from the 2014 National Survey on Drug Use and Health (NSDUH) on trends in the behavioral health of people aged 12 years old or older in the civilian,...
Search relevance: 38.89 | Views last month: 0 | Catalog Last Checked: September 10, 2026 at 07:36 PM -
The BTS Pocket Guide to Transportation is a popular, quick reference guide that provides transportation statistics at your fingertips. It provides key information and highlights major trends on...
Search relevance: 38.67 | Views last month: 4 | Catalog Last Checked: October 15, 2026 at 08:46 PM -
This dataset was collected to understand the diversity and abundance of terrestrial birds to provide a baseline for major management actions such as grazing. This effort also establishes a...
Search relevance: 38.64 | Views last month: 2 | Catalog Last Checked: October 24, 2026 at 08:45 PM
