First-of-its-kind Interactive Map Brings Together 40 Years of Water ...
The interactive map can be used to see whether 51 water-quality constituents, like nutrients and pesticides, and 38 aquatic-life metrics, like the types and numbers of fish, macroinvertebrates, and algae, have increased, decreased, or remained the same at …
Clean Water Act Approved Jurisdictional Determinations
Sep 24, 2024 · Users are able to search, sort, map, and view approved JDs finalized by both agencies since August 28, 2015 using different search parameters (e.g., by year, State, watershed). Corps approved JD forms can be found on the Corps JD public interface .
DWMAPS - US EPA
DWMAPS is an online mapping tool to help you find information critical to protecting drinking water sources. Click one of the search options below to get started. Once you enter the map, icons at the bottom of the screen correspond to the search tools within this welcome screen.
Summary of the Clean Water Act - US EPA
Jun 12, 2024 · The Clean Water Act regulates discharges of pollutants into U.S. waters, and controls pollution by means such as wastewater standards for industry, national water quality criteria recommendations for surface waters, and the NPDES permit program.
Clean Water Act 50th Anniversary - ArcGIS StoryMaps
In 2022, to mark the 50 th anniversary of the Clean Water Act, EPA is going back to assess the condition of NES lakes as part of the 2022 National Lakes Assessment. This map illustrates sampling locations starting with NES in the 1970s to the …
Tribal and State Section 404 Assumption Efforts | US EPA
Jan 17, 2025 · On December 18, 2024, the U.S. Environmental Protection Agency published the final rule for the Clean Water Act Tribal and State Assumption Program. This rule became effective on January 17, 2025. See more on the final 2024 CWA 404 (g) Rule here.
Clean Water Act Information Center
Discover, analyze and download data from Clean Water Act Information Center. Download in CSV, KML, Zip, GeoJSON, GeoTIFF or PNG. Find API links for GeoServices, WMS, and WFS. Analyze with charts and thematic maps. Take the next step and create storymaps and webmaps.
CWA Guidance - United States Army Corps of Engineers
Practices for Documenting Jurisdiction under Section 404 of the Clean Water Act (CWA) and Sections 9 & 10 of the Rivers & Harbors Act (RHA) of 1899 (superseded by RGL 16-01) F: RGL 05-02 ....
401 WQC for Nationwide Permits - Ohio
This map is intended to aid in the identification of areas that may be ineligible for coverage under Ohio EPA's 401 Water Quality Certification for Nationwide Permits. The eligibility areas shapefile is available for download on Ohio EPA's Open Data Site.
Clean Water Plan (208 Plan) - NEFCO
The interactive CWP (Clean Water (208) Plan) online map allows viewers to zoom in and pan to locations of interest. It shows for any point on the map the NEFCO region’s facilities planning areas (FPAs) and general wastewater treatment prescriptions, with links to the specific prescriptions found in the Chapter 3 Appendices.