Providing Pathways to Our Nation's Environmental Stewardship Since 1974

Our Mission: to enhance and promote effective State and Territorial programs and to affect relevant national policies for waste and materials management, environmentally sustainable practices, and environmental restoration.

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Latest News

EPA Webinar: “Perfluorinated Chemicals: Analytics, Occurrence, and Treatment."

Webinar will take place on September 27th at 2pm EST. Registration is now open! .

RCRA Summit and ASTSWMO Annual Meeting

October 26-28, 2016
Marriott Marquis Hotel in Washington, DC

ASTSWMO Meeting Agenda
RCRA Summit Announcement
ASTSWMO Announcement
Meeting Registration

ASTSWMO Position on UST Containment Systems

In July 2016, the ASTSWMO Board of Directors endorsed a policy position paper on UST Open Bermed Containment Systems . The paper is available on the ASTSWMO Position Papers webpage.

Check out our Summer 2016 Newsletter to see what ASTSWMO has been up to!
The ASTSWMO Newsletter is distributed to members via email and posted to our website once every quarter.

2015 Annual State Fund Survey Released!

The results of the 2015 Annual State Fund Survey are now available on the Tanks Publications page

UST Common Compliance Violations Report

Results and analysis of FY 2014 UST common compliance violations are completed and available on the ASTSWMO Tanks Publications page.

Highlight of the Month:

Check out presentations and videos from our most recent meeting: the Brownfields and Superfund Symposium in Detroit, MI.
Click here!

About our organization

ASTSWMO provides relevant trainings and meetings to promote networking and open communication. We are passionate about postive environmental policy impacts. With over 40 years of experience we are commited to our mission to provide resources for our members!

Our Meetings

Our meetings are catered to the needs of our members and affiliated programs.

Our Trainings

Continuing education is of paramount importance to ASTSWMO.


We have up-to-date information on all issues concerning environmental stewardship.

Passion for our members

Read about our Member of the Month!

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