Attending FAQ

What are the dates and times of the conference?

Please see the Schedule at a Glance. Registration will open daily an hour prior to the first session. 

How do I make a change to my existing registration?

If you have already registered for the conference and would now like to add a ticketed event or pre-conference workshop, or if you would like to upgrade or change your registration category please email AWWA Customer Service or call 800.926.7337 or 1.303.794.7711.

Where can I find the full schedule of ACE sessions?

The technical program is currently in development. Program details and session information will be available on the Professional Program page by January 30, 2021.

What will happen if ACE is cancelled?

If the in-person conference is cancelled, ACE21 will be moved to a Virtual event. 

If AWWA cancels ACE will my registration be refunded?

Your registration will be transferred automatically to the ACE Virtual Event.

Exhibitors/Sponsors: If ACE is cancelled will exhibit booth fees and sponsorship fees be refunded?

If the in-person ACE21 is cancelled we will offer the following options for your paid conference booth and/or sponsorship:

OPTION 1 – Credit your ACE21 booth payment to ACE22, scheduled to be held in San Antonio, June 12-15, 2022.

OPTION 2 – Receive a full refund of your booth and/or sponsorship payment. Refunds will be issued in the method of the original payment (check, credit card, etc.).

Please send any additional exhibitor or sponsor questions about ACE21 to

Who qualifies for the complimentary Exhibits-Only registration?

Complimentary Exhibits-Only registrations are available for employees of AWWA member Water and Wastewater Utilities & Municipalities. Registrations will be verified for membership and employment. This registration includes access to the ACE Exhibit Hall, poster sessions, competitions and education on the show floor. Online pre-registration is required. Offer expires April 23, 2021.

When is my committee meeting?

The Committee Meeting schedule will be published on the Special Events & Meetings page in March 2021. 

What is the Expo Cafe & which meals comes with my registration?

Conveniently located in the back of the Exhibit Hall, the ACE Expo Café provides easy access to lunch, with ample seating. Full conference attendees will have two FREE LUNCH CREDIT vouchers attached to your badge. All other attendees may purchase with cash or credit card.

See the list of ACE21 Registration Category Inclusions for each registration category. 

I am a speaker - where do I go for information?

The Speaker Portal will be the hub for all speaker related information, deadlines, creative commons, registration, who-to-contact, bios and more. Look for Portal access thru the link in your Acceptance Confirmation email in January. 

Onsite, visit the Presenter Ready Room to access the Presentation Management System and to speak with AWWA staff.

Visa Requests- How do I obtain a letter of invitation from AWWA?

If an invitation letter is needed to secure your US Visa to attend ACE, or if you wish to find information on US Embassy, Visa Waiver Program, or additional details please submit the international request form. Requests will be honored for attendees and presenters with the intent to register.

Hotel, Travel & Safety FAQ

How do I book a hotel room, or change an existing reservation?

Visit our ACE Hotel & Travel Page to book your room or update an existing reservation thru our Official Housing Bureau, Par Avion. You may also contact Par Avion via email or 866.364.9515. Call 1.310.590.4736 if outside the US and Canada. 

Will changes be made to the conference due to COVID-19?

Room size capacities and meeting set-ups will be adjusted accordingly based on requirements set by mandates per the Governor of California at the time of the conference. Some events will be postponed until ACE22 such as Competitions and the Water Industry Lunch. We will update the schedule at a glance when things are confirmed.

How do I know I will be safe attending an in-person event?

AWWA and the San Diego Convention Center will follow the CDC and San Diego Dept. of Health guidelines for in-person events. Offering hand sanitizer stations, requiring masks and required social/physical distancing may all be aspects of the in-person event. The decision to participate at an in-person event is up to each individual.

How do I find my hotel confirmation email?

Search your inbox and spam folders for "Par Avion Acknowledgement". If the search is unsuccessful, contact Par Avion via email or 866.364.9515. Call 1.310.590.4736 if outside the US and Canada. 

What if I am contacted by another agency to book my room?

Alert: AWWA is aware of multiple fraudulent organizations contacting attendees to solicit hotel rooms. Reservations made through any housing services company other than Par Avion cannot be guaranteed by AWWA and could result in hidden charges, unusual restrictions, or incorrect hotel placement. If you are contacted by an agency other than Par Avion - the official AWWA Housing Bureau, please email AWWA Lodging.

Do you offer hotel shuttle service?

We will have shuttles between the Convention Center and some hotels that are not considered walking distance. Complete information with the schedule will be posted on our Hotel & Travel page when available. We do not offer an airport shuttle. 

Education FAQ

How do I get credit for attending sessions?

Please visit the ACE21 Continuing Education page for details and instructions. 

Learn more about earning, calculating, and printing certificates.

Will my state accept my credits?

You may be awarded continuing education credit for AWWA trainings by your licensing agency. Every state is different, and there are varying requirements for in-person vs. online attendance. 

Please visit the ACE21 Continuing Education or learn more about earning, calculating, and printing certificates.

General Information FAQ

Will there be exhibitors in San Diego?

Yes, and the exhibit hall is filling up quickly!

Will I receive an attendee list?

Pre-registered attendees will receive a networking list (includes: name, job title, company, city & state) along with important “Know Before You Go” information one week prior to ACE21. In addition, there will be several new networking options included in the mobile app – stay tuned to learn more.

What are Proceedings and how do I access them?

ACE Proceedings contain PDFs of session PowerPoints, if the authors signed the release to share. Proceedings become available to conference attendees within the Online Program approximately six weeks after the conference, and will remain available for six months. We anticipate the proceedings to contain approximately 90% of all presentations offered in the technical sessions.

Will attendees have access to ACE online sessions?

Full conference “in-person” attendees will receive complimentary access to our most popular ACE21 professional sessions on-demand for 30 days post-conference. Access details will be provided at the conference and on this website following the event. 

What are the Conference Policies?


As part of your event registration, personal contact data such as name, address, and email were collected and may be used by AWWA Show Management and approved third parties affiliated with ACE21. See AWWA privacy policy ( for additional information. As a reminder, by allowing your badge to be scanned by exhibitors for lead retrieval, you are providing your full contact information (address, email, phone, etc.) to the exhibitors.

While AWWA has taken care to ensure the qualifications of speakers, presenters, and moderators at this conference, the opinions, comments, and other views made by a participant in his/her presentation(s) are not necessarily those of AWWA nor its officers, directors, planning committee, or staff.

By registering for this event, conference participants agree to allow AWWA to use their likeness in any AWWA-related production or publication, including, but not limited to, emails, social media posts, printed materials, videos, and websites. Additionally, participants agree to receive show-related and promotional emails from conference hosts and exhibitors through a third-party distributor. At no time, however, will attendees' email addresses be sold or otherwise directly disclosed to exhibitors or conference vendors.

AWWA Member Code of Practice prohibits sexual harassment, and inappropriate sexual conduct at conferences, seminars and events. Sexual harassment includes unwelcome sexual advances, requests for sexual favors, and other verbal or physical conduct of a sexual nature, including jokes and innuendo. Any person who believes a violation of the Member Code of Practice or any other misconduct has occurred should report to the AWWA Director of Human Resources, Deputy Chief Executive Officer, or any Presidential Officer. AWWA prohibits retaliation against any AWWA staff, volunteer, member, conference participants, or other person for making a complaint under AWWA policy or for assisting in a complaint investigation.

AWWA encourages the use of social media during our conferences and events. Filming or live streaming of any presentation, session or exhibit hall booth is prohibited without the permission of the presenter or exhibitor. Additionally, if you are unsure about whether it’s appropriate to post a picture or quote, please speak with the presenter or exhibitor to request their permission prior to posting. Violation may result in confiscation of the media and removal from the event. This policy is intended to protect the intellectual property and hard work of both our presenters and exhibitors. AWWA’s conference proceedings will contain all presentations and additional materials provided by the presenters who wish to have their information published. Attendees are asked to be respectful of their colleagues by turning off or silencing all mobile devices before entering meeting rooms.

How do I request a press pass?

To request a press pass for ACE please visit the AWWA Press Room.

What is the address of the San Diego Convention Center?

111 W. Harbor Drive, San Diego, CA 92101

Mobile App FAQ

Will there be a Mobile App?

Yes! Stay tuned for details regarding the ACE21 Mobile App. 

Hear What People are Saying About ACE

"It's a great venue for information exchange, networking, and learning about new technologies."

Water Research Expert, ACE19 Attendee