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Industrial Wastewater Canada sizes and supplies oil water separators for plants in Ottawa, Ontario. Local demand is driven by high-tech, food processing, federal facilities, biotech, discharging under Ottawa's sewer-use rules toward Ottawa River. Quote requests with flow rate and effluent type get a sized proposal.

Every vehicle wash bay, machine shop, fuel depot and refinery in Canada faces the same line item in its sewer-use bylaw: oil and grease, typically capped somewhere between 15 and 100 mg/L depending on the municipality. An oil water separator is the standard way to meet that cap. It exploits the density difference between oil and water: flow slows inside the vessel, droplets rise and coalesce into a surface layer that gets skimmed, and cleaned water leaves from below.
The choice that matters is between the two main designs. A gravity API separator is a long rectangular basin sized to Stokes' law, built to let droplets of roughly 150 microns and larger rise out. It is robust, tolerant of solids and easy to maintain, which is why refineries still standardize on it. A coalescing-plate separator adds inclined plate packs or oleophilic media that intercept far smaller droplets, down to about 20 to 60 microns, so it reaches better effluent quality in a fraction of the footprint. Our coalescing configurations hold effluent under 10 ppm oil and grease in free-oil service, and many sites pair an API basin with a coalescing polishing stage.
We quote both, in above-grade and below-grade tanks, with API 421 compliant configurations where the specification calls for it. Options include oil-stop valves that close automatically when the oil layer reaches capacity, high-level alarms, and sludge baffles for streams that carry grit. What a separator will not do is remove chemically emulsified or dissolved oil; if your stream carries surfactants from a wash process, we will tell you plainly that you need chemical treatment or flotation ahead of the separator, because selling you a tank that cannot meet your limit helps neither of us.
Sizing depends on flow rate, droplet size distribution and oil type, which is why the search term oil water separator, at 480 searches a month in Canada, so often ends in a mis-sized purchase from a catalogue. Send us your flow, a recent lab analysis or a description of the process, and your discharge destination. We return a sized configuration, budget price and delivery timeline, reviewed by a process engineer before it reaches you, for any site in Canada. Installation support and commissioning are quoted per project, and replacement plate packs and media remain available for the life of the vessel. Below-grade installations ship with traffic-rated covers where the separator sits in a drive lane, and we keep skimmer parts and alarm components on the shelf so a maintenance call does not become a compliance gap.
Ottawa's wastewater profile is unusual for a city of more than a million: alongside conventional food processors sits the largest concentration of federal facilities, research institutions and laboratories in the country, each generating small but chemically awkward waste streams. Sewer Use By-law 2003-514 governs what reaches the Ottawa River via the city's treatment plant, and it treats lab solvents, photographic chemistry and biotech media with the same rigour as a factory outfall. Small flows, complicated chemistry The typical Ottawa project is not a 1,000 m³/day food plant. Sewer Use By-law 2003-514; large institutional and lab wastewater segment. That is the regulatory backdrop for oil Water Separators in Ottawa: equipment gets sized against the local limits on the route to Ottawa River, not against a national average.
Location
Ottawa, Ontario
Population 1,017K
Receiving Water
Ottawa River
Pricing
Sized & quoted per project
Ottawa's industrial wastewater market is dominated by federal labs and biotech facilities discharging small, chemically awkward streams under Sewer Use By-law 2003-514, work that rewards instrumentation over sheer tank volume. In Ottawa, the plants asking about oil Water Separators are mostly in high-tech, food processing, federal facilities and biotech, and each of those sectors puts a different load on a treatment train. Sewer Use By-law 2003-514; large institutional and lab wastewater segment. Direct discharge toward Ottawa River instead requires an Environmental Compliance Approval from Ontario's Ministry of the Environment, Conservation and Parks. A metro of Ottawa's size runs enough industrial flow that the municipal plant polices its intake closely, and surcharge invoices arrive on schedule. Projects in Ottawa tend to be one-of-a-kind rather than repeat configurations, which is exactly the case where sizing from measured effluent data matters most.
Everything you need to know about our services.
Yes. Industrial Wastewater Canada sizes and supplies oil Water Separators for plants across Ottawa and the surrounding region. Most local demand comes from high-tech, food processing, federal facilities, biotech. Send a quote request with your flow rate and effluent type and a sized proposal follows.
Sewer Use By-law 2003-514; large institutional and lab wastewater segment. It is a 5 to 50 m³/day stream from a vaccine facility, a federal research campus or a microelectronics fab, where the challenge is characterization and neutralization rather than sheer volume. That favours compact, well-instrumented systems: pH control with real redundancy, effluent holding for batch certification before release, and logging the by-law inspector can audit. Plants discharging to the municipal sewer answer to that regime; anything released directly toward Ottawa River needs an Environmental Compliance Approval from Ontario's Ministry of the Environment, Conservation and Parks. We size equipment against whichever limit governs your outfall.
From your numbers, not from the city's. We start with measured flow and effluent characterization, then check the result against Ottawa's local limits. A processor in a city of 1,017K with high-tech as the dominant sector rarely has the same loading profile as its neighbours, so treatability data drives the selection.
There is no list price; every system is sized and quoted per project. The economics are local, though. Food and beverage plants along the city's east end still need classic BOD reduction, and we serve both ends of that spectrum. Payback in Ottawa is usually calculated against those surcharge and compliance costs, and the quote spells that comparison out.
Flow, contaminants, discharge limit. An engineer replies with a sized treatment train and a quote — no obligation.