The International Symposium on Inorganics encompasses a combination of technical presentations and in-depth discussions on the critical matters related to inorganic contaminants in drinking water. Attendees will gain insights into current and emerging issues related to inorganic contaminants, including sources and occurrence, monitoring and treatment, regulatory landscape, and best practices for managing these contaminants and communicating their risks.

Join us in April

The 2020 International Symposium on Inorganics will take place April 14-15 in Denver, Colorado. Registration opens in October 2019.

Who attends the Symposium?

Water treatment operators and engineers
Municipal water utilities
Industry consultants
Local, state, federal governmental agencies
Water utility investors
Distributors of equipment and supplies
Private industrial systems
Research groups
Public affairs managers
Water quality specialists



 2020 Registration Rates - subject to change
Non member 
Non member 
Full-Conference Registration (Best Value!) 
Includes sessions, reception & lunch
$495 $695  $695  $795
Day 1 Only
(includes sessions & reception)
$550  $550  $750
Day 2 Only (includes session & lunch) $360 $545  $545  $645
Student (ID required - Same as Full-Conference) $35 $50  $35  $50
Speaker (40% discount off of the Full-Conference rate) $355 $355  $355  $355

Cancellation Policy: Cancellations must be received in writing and faxed or mailed to AWWA. Phone cancellations are not accepted. All cancellations postmarked/fax-dated by early deadline will receive a refund, minus a 25% administrative fee. Cancellations post-deadline will not be refunded; however, substitute registrants are welcome, if pre-approved in writing.

Photo and Information Release: By registering for this event, you agree to allow AWWA to use your photo in any AWWA-related publication or website. Registrants may receive show-related and promotional emails from sponsors. AWWA uses a third party for this service, and at no time was your email disclosed to sponsors.

Do you need a letter of invitation from AWWA? Submit the request form. Requests will be honored for attendees and presenters with the intent to register.

Hotel Information

Embassy Suites Denver Downtown 1420 Stout St., Denver, CO 80202


All events will take place at the Embassy Suites. Housing will open in October.

Technical Program

Program details will be available here in November 2019. 

2020 Schedule at-a-glance

Tuesday, April 14
7:30 a.m. - 6:00 p.m. Registration Open
8:30 - 10:00 a.m. Opening Plenary Session
10:30 a.m. - 5:00 p.m. Technical Sessions
noon - 1:30 p.m. Lunch (on your own)
5:00 - 6:00 p.m. Networking Reception
Wednesday, April 15  
 8:00 a.m. - 5:00 p.m. Registration Open
 8:30 a.m. - 5:00 p.m. Technical Sessions
 noon - 1:30 p.m. Lunch (provided)


All events will take place in the Embassy Suites Denver Downtown Hotel. Housing will open in October. 



2020 Call for Abstracts is now closed

Accept/Decline notifications will be sent in October 2019. 

Please visit Presentation Responsibilities & Guidelines for additional guidelines, responsibilities and best practices to aid in preparing your presentation. 

Call for Papers Topics

If you have any questions or need assistance please contact Education Services.




2020 Sponsors & Local Host 


Local Host

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For questions regarding registration, lodging or general conference questions, please contact the Conferences and Events Group.