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 [...]

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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 [...]

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Live Tweets

OASIS Live Tweets ONOasis
Have you booked your rooms for our Conference yet? Monday is the last day for our room holds. Click on the link on… https://t.co/PAJjNcnREO
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OASIS Live Tweets ONOasis
Just a reminder that we need to receive your registration by 11:59pm today to qualify for the EARLY BIRD REGISTRATI… https://t.co/NomLqZ4alV
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OASIS Live Tweets ONOasis
Have you registered for our conference yet? A friendly reminder that the last day to get EARLY BIRD pricing is on S… https://t.co/Jh1UNUkK4c
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