Here you can find out about upcoming WOSSA events. Some events may allow for online registration and class ticket purchases. Click the event name to view more details.

If you have difficulty logging into your account or need your login information resent to you, please email Andrea at the WOSSA office at andrea@wossa.org.

Upcoming Events
Thursday, December 12, 2024
I-101/102 Basics of Installation - Puyallup 12/12/2024 Location: Puyallup    Time: 8:30AM - 4:30PM Export to Your Calendar   Register
Thursday, December 19, 2024
Sequim - OSS Industry Professionals Day (8 CEUs) 12/19/2024 Location: Sequim, Washington    Time: 8:30AM - 4:30PM Export to Your Calendar   Register
Thursday, January 2, 2025
Confined Space Entry for OSS / Infectious Diseases for Workers in On-Site 1/2/2025 Location: Puyallup, Washington    Time: 8:30AM - 4:30PM Export to Your Calendar   Register
Thursday, January 23, 2025
Single Booth Exhibitor Registration - SEPTIC-CON 2025 1/23/2025 » 1/25/2025 Location: Tacoma, Washington    Time: Setup 12-4pm - Thursday, Jan. 23rd. Tear Down 1:30pm - Saturday, Jan. 25th Export to Your Calendar   Register
Double Booth Registration - SEPTIC-CON 2025 1/23/2025 » 1/25/2025 Location: Tacoma, Washington    Time: Setup 12-4pm - Thursday, Jan. 23rd, Tear Down 1:30pm - Saturday, Jan. 25th Export to Your Calendar   Register
Friday, January 24, 2025
SEPTIC-CON 2025 - 29th ANNUAL WOSSA CONFERENCE - TWO DAYS 1/24/2025 » 1/25/2025 Location: Tacoma, Washington    Time: Sign-In 7-8AM, Classes & Lunch 8AM-4:50PM, Exhibitor Reception & Dinner 5PM-8PM Friday, 7-4PM Sat. Export to Your Calendar   Register
SEPTIC-CON 2025 - 29th ANNUAL WOSSA CONFERENCE - FRIDAY ONLY 1/24/2025 Location: Tacoma, Washington    Time: Sign-In Opens at 7AM, Classes & Lunch 8AM-4:50PM, Exhibitor Reception & Dinner 5PM-8PM, Friday Export to Your Calendar   Register
SEPTIC-CON 2025 Dinner & Scholarship Auction Ticket - Spouse/Guest (No Classes) 1/24/2025 Location: Tacoma    Time: 5-8 PM Export to Your Calendar   Register
Saturday, January 25, 2025
SEPTIC-CON 2025 - 29th ANNUAL WOSSA CONFERENCE - SATURDAY ONLY 1/25/2025 Location: Tacoma, Washington    Time: Sign-In Opens at 7AM, Classes & Lunch 8AM-4:00PM - SATURDAY Export to Your Calendar   Register