
The 28th National Tanks Conference (NTC) will be held Sept. 22-25, 2025 in Spokane, Washington.
Registration will be opening shortly! Scroll down for conference details.
NEIWPCC works closely with the conference planning team of state, tribal, and federal program staff to craft an agenda covering timely issues facing the tanks community today. The event brings together hundreds of UST/LUST professionals, including tank inspectors; cleanup specialists; state, tribal, and territorial employees; federal regulators; and industry representatives to network and learn about emerging issues, policy, equipment, and many other topics.



NEIWPCC has proudly co-sponsored the National Tanks Conference in partnership with U.S. EPA’s Office of Underground Storage Tanks (OUST) and the Association of State and Territorial Solid Waste Management Officials (ASTSWMO) since 2005.
Registration
Registration will be opening soon! Here’s what you can expect for registration rates:
Government/Non-Profit
Full Conference – $225 ($150 before July 11)
Private Industry
Full Conference – $300 ($225 before July 11)
Speaker/Conference Organizer
Full Conference – $175 ($125 before July 11)
Exhibitors
You are invited to join the 28th National Tanks conference as an exhibitor or sponsor! The National Tanks Conference will feature an Exhibit Hall with booths from vendors, states, tribes, and federal agencies showcasing the latest and greatest in tanks-related products and services.
Why should your company exhibit? In a word: exposure! Exhibiting at the National Tanks Conference and Expo gives your company the opportunity to network, build and maintain customer relations with existing clients, and widen your exposure in the tanks community.
To be added to our distribution list for NTC updates and for more information on exhibiting, please contact Megan Martin (mmartin@neiwpcc.org).
Lodging & Travel
The Spokane Convention Center is located at 334 W Spokane Falls Blvd., Spokane, Washington. The Convention Center sits beside the beautiful Spokane River and has multiple walkable lodging options available for conference attendees. NEIWPCC has secured room blocks at the following three hotels. Reservations must be made by August 15, 2025.
The Centennial
Reservations can be made at The Centennial by phone at 509-598-4554 and reference 28th National Tanks Conference & Exposition or online via the booking link: MAKE RESERVATIONS HERE. Utilize this link and choose your dates, if applicable, to access our conference rates. Guestrooms are available at the per diem rate of $126 per night, plus applicable taxes. All reservations must be guaranteed by a valid major credit card, supplied at the time of booking the reservation, however this card is not charged until your scheduled arrival date.
NOTE: When booking a room at The Centennial via the online portal, the guestroom rate shown includes an additional amenity fee that will not be charged to NTC attendees. While this fee is factored into the rate shown in the calendar view and in price details, the $21.80 amenity fee will not be charged. Additionally, credit cards provided to secure your reservation will not be charged at the time of booking.
Check-in time is 4:00pm
Check-out time is 12:00pm
Self-Parking is available for $15 per day.
Davenport Grand
Reservations can be made for the Davenport Grand by phone at 509-598-4554 and reference 28th National Tanks Conference & Exposition or online via the booking link: MAKE RESERVATIONS HERE. Utilize this link and edit dates, if applicable, to access our conference rates. Guestrooms are available at the per diem rate of $126 per night, plus applicable taxes. All reservations must be guaranteed by a valid major credit card, supplied at the time of booking the reservation.
Check-in time is 4:00pm
Check-out time is 12:00pm
Valet parking is available. Valet parking fee is $28 per day.
Davenport Tower
Reservations can be made for the Davenport Tower by phone at 509-598-4554 and reference 28th National Tanks Conference & Exposition or online via the booking link: MAKE RESERVATIONS HERE. Utilize this link and edit dates, if applicable, to access our conference rates. Guestrooms are available at the per diem rate of $126 per night, plus applicable taxes. All reservations must be guaranteed by a valid major credit card, supplied at the time of booking the reservation.
Check-in time is 4:00pm
Check-out time is 12:00pm
Valet parking is available. Valet parking fee is $28 per day.
Transportation to and from Spokane International Airport
The Spokane Convention Center is located approximately 13 miles from the airport. Rideshare (Uber/Lyft) are available. Meet your driver outside Baggage Claim Doors by the indicated pick up signs. Curbside Taxi Services are available, for reservations, please call 509-455-6490. Spokane Transit Authority offers bus transportation to and from Spokane International Airport. Standard Fare is $2.00 each trip and bus schedule and routes can be located online. All airport bus pickups are located outside of Concourse C.
Southwest Airlines is pleased to offer National Tanks Conference & Exposition attendees discounted fares. To utilize the discount, book via SWABIZ® using this link. Discount valid for travel 9/18/2025 to 9/30/2025.
New to Spokane? No worries! Visit Spokane has an interactive website which outlines everything the city has to offer.
For questions or concerns about making reservations, please contact Megan Martin (978-349-2048; mmartin@neiwpcc.org).
Conference Archives
Read about the 2022 NTC here. For information on previous conferences, please access our archives.
Contact
For questions about current and previous conference agendas, speakers, topics, and content, please contact NTCinfo@neiwpcc.org.