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Gander tap water: Grade C, hardness 230 mg/L
By OpenStats · Built from official Canadian sources
Regional estimateC
Water quality grade
Fair
Graded against Health Canada drinking water guidelines
Lead within guidelinepH in range
Hardness vs provincial average230 mg/L · prov. avg 162 mg/L
Lead vs provincial average0.6 μg/L · prov. avg 0.4 μg/L
Hardness
230 mg/L
Lead
0.6 μg/L
≤ 5 μg/L
pH
7.8
6.5–8.5 range
Hardness
230 mg/L
Very hard
Lead
0.6 μg/L
Max: 5 μg/L
pH
7.8
6.5–8.5
Chlorine
1.1 mg/L
Max: 4 mg/L
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OpenStats pick for Gander — 1.1 mg/L chlorine taste on 230 mg/L water
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SR SUN RISE 20-stage shower filter
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Reading this page
Gander's drinking water earns Grade C (Fair). Hardness is 230 mg/L (very hard), and pH is 7.8 against Health Canada's 6.5–8.5 guideline.
Lead at 0.6 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 Gander 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: high
Source waters
- Gander Lake (protected public water supply)
Treatment plants
Gander Water Treatment Plant (ozone-filtration)
Class III plant: sand pre-filters, ozone contact, dual media (anthracite/sand), GAC, soda ash pH adjustment, chloramine disinfection. Capacity 600 m³/hr.
Distribution
Lake pumphouse → ~2.7 km aqueduct → plant → Bell Place reservoir (~6,228 m³) → distribution. Also serves Gander International Airport.
Health parameters meet Health Canada limits; turbidity above the 1 NTU typical target and very hard water.
One or more parameters exceed a Health Canada drinking water guideline or turbidity target.
Figure 1 · Supply chain
From watershed to tap
Compared to provincial average
Newfoundland and Labrador · 15 cities in sample
Hardness (city vs Newfoundland and Labrador avg)230 mg/L
pH (city vs Newfoundland and Labrador avg)7.8
Lead (city vs Newfoundland and Labrador avg)0.6 μg/L
Fluoride (city vs Newfoundland and Labrador avg)0.6 mg/L
Provincial average: hardness 162 mg/L · pH 7.6 · lead 0.4 μg/L · fluoride 0.6 mg/L
Full parameters
| Parameter | Reading | Health Canada guideline | Status |
|---|---|---|---|
| Hardness | 230 mg/L | No health limit (aesthetic) | Compliant |
| pH | 7.8 | 6.5–8.5 | Compliant |
| Lead | 0.6 μg/L | ≤ 5 μg/L | Compliant |
| Fluoride | 0.6 mg/L | ≤ 1.5 mg/L | Compliant |
| Chlorine (free) | 1.1 mg/L | ≤ 4 mg/L | Compliant |
| Turbidity | 3.1 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 Gander — chlorine + hardness
Gander pairs 230 mg/L hardness with 1.1 mg/L chlorine — taste and scale show up together. Elite carbon for drinking, shower filter for chlorine, strips so you know when you need a softener.
As an Amazon Associate, OpenStats earns from qualifying purchases.
· Compare options- Shop on Amazon.caBrita 10-cup Elite pitcherOpenStats pick for Gander — 1.1 mg/L chlorine taste on 230 mg/L water
- Shop on Amazon.caSR SUN RISE 20-stage shower filterGander’s 1.1 mg/L chlorine — bestselling shower filter on Amazon.ca
- Shop on Amazon.caFrizzlife SW20 under-sink filterNSF 53 lead reduction for Gander older plumbing
- Shop on Amazon.caBrita Elite replacement filtersSix-month Elite cartridges for Gander
- Shop on Amazon.caVARIFY hardness test strips230 mg/L at Gander — pitchers do not soften; strips decide if you need a softener
Source · ECCC / municipal open data (seed). Last updated 2026-09-01. Refreshed on the site's automated schedule.