Skip to main content
U.S. flag

An official website of the United States government

Here’s how you know

Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

HTTPS

Secure .gov websites use HTTPS
A lock (LockA locked padlock) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

    • Environmental Topics
    • Air
    • Bed Bugs
    • Cancer
    • Chemicals, Toxics, and Pesticide
    • Emergency Response
    • Environmental Information by Location
    • Health
    • Land, Waste, and Cleanup
    • Lead
    • Mold
    • Radon
    • Research
    • Science Topics
    • Water Topics
    • A-Z Topic Index
    • Laws & Regulations
    • By Business Sector
    • By Topic
    • Compliance
    • Enforcement
    • Laws and Executive Orders
    • Regulations
    • Report a Violation
    • Environmental Violations
    • Fraud, Waste or Abuse
    • About EPA
    • Our Mission and What We Do
    • Headquarters Offices
    • Regional Offices
    • Labs and Research Centers
    • Planning, Budget, and Results
    • Organization Chart
    • EPA History

Breadcrumb

  1. Home
  2. West Coast Collaborative

Announcements and Latest News

West Coast Collaborative: Partnering to Reduce Diesel Emissions

Announcements

  • West Coast Collaborative Partners Meeting

    We want to inform you that due to current uncertainties, the West Coast Collaborative Partners Meeting (WCCPM) has been postponed. The new dates for the event are September 16-17, 2025, and it will still take place at Cal Expo in Sacramento, CA.

    • Date: September 16 - 18, 2025

EPA News Releases

View all Recent EPA News Releases

  • EPA Announces $2.8M for Washington to upgrade older diesel engines to cleaner, zero-emission solutions

    EPA News Release: EPA Announces $2.8M for Washington to upgrade older diesel engines to cleaner, zero-emission solutions

    • Release Date: October 17, 2024
  • EPA announces $2M for Oregon to upgrade older diesel engines to cleaner, zero-emission solutions

    EPA News Release: EPA announces $2M for Oregon to upgrade older diesel engines to cleaner, zero-emission solutions

    • Release Date: October 17, 2024
  • EPA announces $885,000 for Idaho to upgrade older diesel engines to cleaner, zero-emission solutions

    EPA News Release: EPA announces $885,000 for Idaho to upgrade older diesel engines to cleaner, zero-emission solutions

    • Release Date: October 17, 2024
  • EPA awards $1.2 Million to Washington tribes to help protect communities from harmful diesel emissions

    EPA is awarding $5.4 million in grants nationwide for tribal and insular areas

    EPA News Release: EPA awards $1.2 Million to Washington tribes to help protect communities from harmful diesel emissions

    • Release Date: June 23, 2022
  • EPA awards $1.2 Million to Alaska tribes to help protect communities from harmful diesel emissions

    EPA is awarding $5.4 million in grants nationwide for tribal and insular areas

    EPA News Release: EPA awards $1.2 Million to Alaska tribes to help protect communities from harmful diesel emissions

    • Release Date: June 23, 2022
  • EPA Awards National Grant to Hawaii for Diesel Emissions Reduction Projects

    EPA News Release: EPA Awards National Grant to Hawaii for Diesel Emissions Reduction Projects

    • Release Date: December 27, 2021
  • EPA Awards over $1.9 Million for Diesel Emissions Reduction Projects in Arizona

    EPA News Release: EPA Awards over $1.9 Million for Diesel Emissions Reduction Projects in Arizona

    • Release Date: December 27, 2021
  • EPA Awards over $8 Million for Diesel Emissions Reduction Projects in California

    EPA News Release: EPA Awards over $8 Million for Diesel Emissions Reduction Projects in California

    • Release Date: December 27, 2021
  • EPA Awards National Grant for Diesel Emissions Reduction Projects in Nevada

    EPA News Release: EPA Awards National Grant for Diesel Emissions Reduction Projects in Nevada

    • Release Date: December 27, 2021
  • EPA Awards National Grant to Guam for Diesel Emissions Reduction Project

    EPA News Release: EPA Awards National Grant to Guam for Diesel Emissions Reduction Project

    • Release Date: December 27, 2021
  • Currently on page 1
  • Page 2
  • Page 3

Disclaimer

Reference to any specific commercial product, process, or service, by trade name, trademark, manufacturer, or otherwise, does not constitute or imply the endorsement, recommendation, or favor of West Coast Collaborative or its partners, including the United States Government.

Newsletter

WCC maintains a monthly newsletter called The Communicator that shares relevant resources, funding opportunities, news, and tools to subscribers to help share diesel emission reduction information. Outside of our newsletter, WCC also sends out occasional messages to keep our subscribers up to date.

Subscribe Now!

West Coast Collaborative

  • About
  • Announcements
  • Partner Meetings
  • Projects
  • Sectors
    • Agriculture
    • Aviation
    • Construction/Non-Road
    • Locomotives and Rail
    • Ports
    • Public Fleets
    • School Buses
    • Trucking
  • Tribes and Territories
  • Alternative Fuels and Infrastructure
  • Emissions Calculators and Tools
  • Resources and Training
Contact West Coast Collaborative
Contact Us to ask a question, provide feedback, or report a problem.
Last updated on June 5, 2025
  • Assistance
  • Spanish
  • Arabic
  • Chinese (simplified)
  • Chinese (traditional)
  • French
  • Haitian Creole
  • Korean
  • Portuguese
  • Russian
  • Tagalog
  • Vietnamese
United States Environmental Protection Agency

Discover.

  • Accessibility Statement
  • Budget & Performance
  • Contracting
  • EPA www Web Snapshot
  • Grants
  • No FEAR Act Data
  • Plain Writing
  • Privacy
  • Privacy and Security Notice

Connect.

  • Data
  • Inspector General
  • Jobs
  • Newsroom
  • Regulations.gov
  • Subscribe
  • USA.gov
  • White House

Ask.

  • Contact EPA
  • EPA Disclaimers
  • Hotlines
  • FOIA Requests
  • Frequent Questions
  • Site Feedback

Follow.