call us toll free:

253.770.6594

​Washington On-Site Sewage Association

*NEW COMPREHENSIVE TRAINING*

WOSSA Pumper / O&M Technician Academy

8-DAY TRAINING CLASS



"Voice of the Industry" for Members, Consumers, Our Communities & the Environment"

Washington State has approximately 1.5 million decentralized wastewater systems in use, it is our mission as an Association, with the help of our members, consumers and local government; to ensure that we put the water back into our communities the way we found it. Helping to replenish nature’s support system with a long term sustainable approach to wastewater disposal and treatment.

23rd Annual WOSSA Conference Keynote Speaker

Voice of the INDUSTRY

WOSSA Membership

COMPLETE LIST OF CLASSES

Top News

Mike co- leads CEO Warrior, the highest level coaching and training organization on the planet for home service businesses. Mike is an inspirational coach and mentor, sharing his $30 million dollar business blueprint to help service business owners achieve massive wealth, freedom, and market domination.


Jan. 1st

Confined Space Entry / CPR

Puyallup - 8:30 AM

WOSSA Training Center 

MIKE AGUGLIARO


Please review candidate bios

prior to voting HERE

For over 20 years WOSSA's goal has been to promote professional excellence through education, advocacy...

Whether you’re an employer or someone looking to get hired on, having the skills, attitude and knowledge...

VOTE  for the 2019 WOSSA

Board of Directors!!!

Ideal for New Hires or Employees Stepping into Leadership

LIKE US, GET

Calendar of Events

In a deliberate effort to raise awareness and reduce workplace injuries related to

Pathogen Exposure, Confined Space Entry, OSHA Construction Focus Four: Falls, Caught-in or between, Struck by and Electrocution

WOSSA has developed new training resources that focus on workers in the On-Site industry. This training delivers both knowledge and practical skills to address the numerous hazards that are unique to our industry.

These videos were developed by WOSSA as an integral part of these safety training classes.

​​23RD ANNUAL WOSSA CONFERENCE

January 25th & 26th

Tacoma Convention Center

REGISTER HERE

WOSSA Members VOTE HERE

It is always a challenge to find a quality service provider within any trade...

Washington On-Site Sewage Association MembershipRecently, Jerry Stonebridge, John Thomas...

April 15th-18 & 22nd-25th 2019

Upcoming Training Classes