IR2020 Webmap

This is a map part of the 2020-2022 Integrated Report 303(d) Map (ca.gov) application displaying the draft list of impaired waters for the 2020-2022 Integrated Report. This information is for informational purpose only and is subject to change. For questions on the assessments, please contact [e-mail]. How to Use the Interactive Mapping Tool: Navigate to your point of interest by either using the search bar or by zooming in on the map. You may enter a water body name or address into the search bar. Click on the map to identify the waterbody of interest and a pop-up box may appear with information about the waterbody. By clicking the filter button in the upper left corner, you can then toggle filters for a specific regional board, proposed new listings, and proposed delistings. Map Layers: IR 2020-2022 303(d) Waterbodies: spatial representation of the proposed 303(d) list of impaired waters in California. Regional Water Board Boundaries: spatial boundaries of the Regional Water Quality Control Boards. Pop Up Description: WBID: Unique identifier for each waterbody used in the Integrated Report. Waterbody Name: Name of the listed waterbody. Waterbody Type: Type of water (river, lake, etc) Regional Board: Which Regional Water Quality Control Board has jurisdiction over the waterbody. IR Category: Integrated Report Category for the waterbody. Number of Pollutants Listed: Total number of impaired pollutants for that waterbody. Proposed Listings: The new pollutants proposed to be listed on the 303(d) list of impaired waters. Numbers represent the associated Integrated Report Decision ID. Existing Listings: Any existing pollutants for that waterbody on the 303(d) list impaired waters. Numbers represent the associated Integrated Report Decision ID. Addressed by TMDL or Alternative: Any pollutants that are being addressed by a TMDL or Alternative. Numbers represent the associated Integrated Report Decision ID. Proposed Delistings: Any pollutants proposed for delisting from the 303(d) list of impaired waters. Numbers represent the associated Integrated Report Decision ID. Estimated Size Affected: Estimated size of the waterbody.