ASDWA

National Drinking Water Headlines

EPA Designates PFOA and PFOS as CERCLA Hazardous Substances

EPA Designates PFOA and PFOS as CERCLA Hazardous Substances

On April 19, EPA released its final rule on the “Designation of PFOA and PFOS as CERCLA Hazardous Substances.” The...

California Adopts MCL for Hexavalent Chromium

California Adopts MCL for Hexavalent Chromium

California has adopted a new hexavalent chromium (Chromium 6) maximum contaminant level (MCL) of 10 parts per billion (ppb) for...

Register for the Upcoming EPA Small Drinking Water Systems Webinar: PFAS Drinking Water Regulation and Treatment Methods

Register for the Upcoming EPA Small Drinking Water Systems Webinar: PFAS Drinking Water Regulation and Treatment Methods

On April 30 from 2:00-3:30 (Eastern), EPA will continue the Small Drinking Water Systems Webinar Series, hosting a free webinar...

ASDWA 50th SDWA Anniversary Video Series Featuring Mike Baker of Ohio EPA

ASDWA 50th SDWA Anniversary Video Series Featuring Mike Baker of Ohio EPA

ASDWA is thrilled to share the third installment of our continuing video series highlighting success stories from the past 50...

ASDWA’s Newsroom displays published content covering various areas of the drinking water program in a single feed. All of ASDWA’s news content is also available in our newsletter, the ASDWA Update.
Learn more about the ASDWA Update and subscribe to receive daily or weekly notifications of new articles
.

ASDWA Reports and White Papers

ASDWA collects data, conducts analysis, and provides policy recommendations to educate decision-makers on the states’ perspective on drinking water issues that impact its members.

Visit ASDWA’s Reports page to view our White Papers and additional Reports.

Hidden Consequences: How Congressionally Directed Spending Impacts State Drinking Water ProgramsBeyond Tight Budgets (December 2018)Costs of States' Transactions Study [CoSTS] (April 2018)ASDWA-ACWA Report on Contaminants of Emerging Concern2019 Analysis of State Drinking Water Programs' Resources and Needs

The Association of State Drinking Water Administrators (ASDWA) is the professional Association serving state drinking water programs. Formed in 1984 to address a growing need for state administrators to have national representation, ASDWA has become a respected voice for state primacy agents with Congress, the United States Environmental Protection Agency (EPA), and other professional organizations.


Our Year in Review

View past editions of ASDWA’s Year in Review on the About ASDWA page.

View ASDWA's 2023 Year in Review

PARTNER ORGANIZATIONS

Organizations Who Work With Us

The Legiolert Method: Description, Validations and Drinking Water Study

Original Broadcast: March 29, 2018

Slide Deck: The Legiolert Method Slide Deck 3-2018

The webinar provides ASDWA membership with information on IDEXX’s LegiolertTM method for detecting Legionella pneumophila in water samples along with detailed information on the US drinking water study being conducted for IDEXX and managed by Mark LeChevallier. A question and answer session at the end of the presented materials covers options for testing drinking water for L pneumophila and how, and to/with whom, the resulting data will/should be shared.

PRESENTERS:
Dan Broder
is staff scientist and team leader in R&D in the Water line of business at IDEXX Laboratories, Inc., where he develops new methods for quantifying waterborne microorganisms. Dan earned his PhD in microbiology from the University of Illinois at Urbana-Champaign.  At IDEXX Dan is the project leader for Legiolert™, a quantitative method for detecting Legionella pneumophila in water samples.

Dr. Mark LeChevallier is the principal and manager of Dr. Water Consulting, a part-time consulting business, after retiring from American Water at the end of 2017. Dr. LeChevallier has authored over 300 research papers and has received awards, among others, from the American Water Works Association for outstanding contributions to the science of water treatment. Dr. LeChevallier currently serves Water Science & Technology Board of the National Academies of Science and is a member of the Water Environment & Reuse Foundation Research Advisory Committee. He is a fellow of the American Academy of Microbiology.