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OpenStats picks for Orillia — everyday tap water
Orillia's 106 mg/L supply is relatively soft — filtration is mostly about chlorine taste. A certified pitcher or compact under-sink unit is enough for most homes.
Orillia tap water: Grade B, hardness 106 mg/L
By OpenStats · Built from official Canadian sources
Regional estimateB
Water quality grade
Good
Graded against Health Canada drinking water guidelines
Lead within guidelinepH in range
Hardness vs provincial average106 mg/L · prov. avg 178 mg/L
Lead vs provincial average0.2 μg/L · prov. avg 0.4 μg/L
Hardness
106 mg/L
Lead
0.2 μg/L
≤ 5 μg/L
pH
6.9
6.5–8.5 range
Hardness
106 mg/L
Moderate
Lead
0.2 μg/L
Max: 5 μg/L
pH
6.9
6.5–8.5
Chlorine
0.7 mg/L
Max: 4 mg/L
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OpenStats pick for Orillia’s 106 mg/L supply — taste, not minerals
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Reading this page
Orillia's drinking water earns Grade B (Good). Hardness is 106 mg/L (moderate), and pH is 6.9 against Health Canada's 6.5–8.5 guideline.
Lead at 0.2 μg/L is below the 5 μg/L maximum, and fluoride is 0.6 mg/L against a guideline of ≤ 1.5 mg/L.
How to use this page: read the headline metric and provincial comparison first, then supply and treatment notes, then the source footer for the underlying dataset.
Watershed to tap
Supply and treatment
How Orillia draws, treats, and distributes drinking water, from municipal and utility publications. Chemistry grades above come from separate parameter records; this section does not invent plant lab figures.
Source type
Surface water
Research confidence: medium
Source waters
- Lake Couchiching
- Lake Simcoe (Couchiching narrows system)
Treatment plants
Orillia Water Filtration Plant
Surface plant treating water from the Lake Couchiching / Lake Simcoe narrows area for the City of Orillia.
Distribution
City distribution with lakeside plant and in-town storage.
Health parameters meet Health Canada limits; turbidity above the 1 NTU typical target.
Health parameters meet Health Canada limits; turbidity exceeds the typical 1 NTU aesthetic target.
Figure 1 · Supply chain
From watershed to tap
Compared to provincial average
Ontario · 123 cities in sample
Hardness (city vs Ontario avg)106 mg/L
pH (city vs Ontario avg)6.9
Lead (city vs Ontario avg)0.2 μg/L
Fluoride (city vs Ontario avg)0.6 mg/L
Provincial average: hardness 178 mg/L · pH 7.5 · lead 0.4 μg/L · fluoride 0.6 mg/L
Full parameters
| Parameter | Reading | Health Canada guideline | Status |
|---|---|---|---|
| Hardness | 106 mg/L | No health limit (aesthetic) | Compliant |
| pH | 6.9 | 6.5–8.5 | Compliant |
| Lead | 0.2 μg/L | ≤ 5 μg/L | Compliant |
| Fluoride | 0.6 mg/L | ≤ 1.5 mg/L | Compliant |
| Chlorine (free) | 0.7 mg/L | ≤ 4 mg/L | Compliant |
| Turbidity | 2.7 NTU | ≤ 1 NTU (typical target) | Exceeds guideline |
Alberta water licences
WaterRegister.ca
On a private well or holding an Alberta water allocation licence? Water Register maps EPA licence records, transfer comparables, and watershed context across the province.
Explore WaterRegister.ca →OpenStats pick
OpenStats picks for Orillia — everyday tap water
Orillia's 106 mg/L supply is relatively soft — filtration is mostly about chlorine taste. A certified pitcher or compact under-sink unit is enough for most homes.
As an Amazon Associate, OpenStats earns from qualifying purchases.
· Compare options- Shop on Amazon.caBrita Denali pitcherOpenStats pick for Orillia’s 106 mg/L supply — taste, not minerals
- Shop on Amazon.caWaterdrop 15UA under-sink filterUnder-sink carbon for Orillia
- Shop on Amazon.caVARIFY 17-in-1 test kitBaseline Orillia tap water before RO
Source · ECCC / municipal open data (seed). Last updated 2026-09-01. Refreshed on the site's automated schedule.