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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Recent Documents

CERCLA Delegation Memo and Delegations

The Superfund program is a vital function of the U.S. Environmental Protection Agency, and under my administration, Superfund and the EPA's land and water cleanup efforts will be restored to their rightful place at the center of the agency's core mission.


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ASTSWMO 5/17 Docket Letter Regulation Reform

We are submitting this comment letter in response to Executive Order 13777 (EO 13777) of January 30, 2017 (Reducing Regulation and Controlling Regulatory Costs), regarding offsetting the number and cost of new regulations.


Next Event

2017 Tanks UST Workshop

May 23, 2017 - May 25, 2017
Louisville, KY
Registration Closed

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Highlight of the Month

The LUST Task Force has developed a Redevelopment Successes at Petroleum Underground Storage Tanks Sites Webpage to present information on redevelopment stories that have occurred in States across the country

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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

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