Ontario Association of Sewage Industry Services

We are a Provincial Association established in 1991

O.A.S.I.S. was established in 1991 to represent Septic Pumper, Installers, Portable Toilet Suppliers, Manufacturers and Biosolid Professionals in the land application industry. We are dedicated to working with various levels of government, associations and those in related fields to improve and conform to regulations and guidelines pertaining to the sustainability of the environment in the Province of Ontario.

Presently, we have over 150 member companies who work in the Province of Ontario, throughout Canada and North America.

Latest News

OASIS and MOL Partnership/Letter of Support

OASIS and MOL Partnership/Letter of Support Dear OASIS Members, OASIS [...]

OASIS 2018 Annual Conference Agenda

OASIS 2018 Annual Conference Information OASIS would like to formally [...]

OASIS 2017 Annual Conference Agenda

OASIS 2017 Annual Conference Information OASIS would like to formally [...]

View All News Posts

Latest Blogs

Improving Sewage Lagoon Performance Using Windmill Aeration

There are a variety of technical means for aerating lagoons [...]

Connection Vactor Combo

Vactor 2100 Plus - The Sewer Cleaning Standard You always [...]

Lagoon Insurance

Pollution Insurance Coverage for Lagoons Yes…It Really Does Exist… I’ve [...]

View All Blog Posts

Live Tweets

OASIS Live Tweets ONOasis
You can now #advertise with us! The Connection #Newsletter is sent to 150 members of OASIS who work in the Provinc… https://t.co/5GBWD9OHvG
h J R
OASIS Live Tweets ONOasis
RT @SepticLLC: It's important to take regular care of your septic system if you want it to work properly for the long haul. Not sure exactl…
h J R
OASIS Live Tweets ONOasis
RT @SepticPro: There are a number of crucial do's and don'ts to live by to ensure that your septic tank lasts as long as possible and works…
h J R

– Advertisement –