Data and Tools

COBRA Revision History

Learn about enhancements and revisions made to COBRA.

Tools to Track Progress in the Chesapeake Bay Watershed

This webpage describes the various tools available to track progress towards restoration in the Chesapeake Bay Watershed.

Chemours Quarterly Progress Reports

Quarterly Progress Reports, Pompton Lakes Study Area, Pompton Lakes, New Jersey

San Francisco Bay Program Notice of Funding Opportunity

Information about issuance of request for applications from eligible entities to improve water quality and restore wetlands in San Francisco Bay and its watersheds.

Mixed-Use Trip Generation Model

This spreadsheet makes it easy to estimate trips generated by a new mixed-use development to more fairly assess these projects in development review processes.

Office of the Chief Procurement Officer (OCPO) Online FOIA Survey

grid test of form

PFAS Science Webinars for EPA Region 1 and State & Tribal Partners

ORD is hosting PFAS Science Webinars on September 16 and 23 for EPA Region 1 and state & tribal partners. The purpose of these webinars is to provide PFAS information and research updates to Region 1 and New England states and tribes.

Videos: EPA Research Collaborations with State Partners

This webpage contains YouTube videos highlighting EPA ORD Collaborations with State Partners.

Tribal Water Quality Data Roadmap Fact Sheet

This fact sheet describes the Tribal Water Quality Data Roadmap project, its goals, resources used, outcomes, and key contacts.

Download the MARSSIM Manual and Resources

Download and view the Multi-Agency Radiation Survey and Site Investigation Manual (MARSSIM) and other supporting documents.

Freshwater Explorer

EPA's Freshwater Explorer provides information about background and observed salt and mineral content for freshwater streams, lakes, and wells in all 50 U.S. states, Puerto Rico, and the U.S. Virgin Islands.

Request Data Resubmission Form

This form is used to request technical support to resubmit data via the ECMPS web-tool (also know as ECMPS 2.0).

Lead Service Line Replacement Program

Assist federally recognized Tribes within EPA Region 9 (CA, NV, AZ) to address lead service line replacement projects and associated activities directly connected to the identification, planning, design, and replacement of lead service lines.

Indian Environmental General Assistance Program (GAP) Funding

EPA Region 9 invites Indian Environmental General Assistance Program (GAP) grant proposals from federally recognized Tribal governments and eligible inter-Tribal consortia for Fiscal Year 2026-2027 (FY27) workplan program development activities.

Clean Air Act Permit Actions in EPA's Pacific Southwest (Region 9)

Clean Air Act (CAA) pending and completed permit actions in EPA's Pacific Southwest (Region 9).

Water Quality Assessment Report Guidance Documents for Region 9 Tribes

This document page contains Region 9 guidance documents related to Water Quality Assessment Reports, which are part of reporting requirements for tribes receiving CWA Section 106 grants.

AP 42, Fifth Edition, Volume I Chapter 10: Wood Products Industry - Documents

AP 42, Fifth Edition, Volume I Chapter 9: Food and Agricultural Industries - Documents