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Drinking Water Quality and Supply

New Westminster tap water: Grade A, hardness 22 mg/L

By OpenStats · Built from official Canadian sources

Direct municipal data
Active water advisory: Water quality advisory issued 2026-08-30. Turbidity exceedance
A

Water quality grade

Excellent

Graded against Health Canada drinking water guidelines

Lead within guidelinepH in range
Hardness vs provincial average22 mg/L · prov. avg 142 mg/L
Lead vs provincial average0.6 μg/L · prov. avg 0.4 μg/L
Hardness
22 mg/L
Lead
0.6 μg/L
≤ 5 μg/L
pH
7.6
6.5–8.5 range
Hardness
22 mg/L
Soft
Lead
0.6 μg/L
Max: 5 μg/L
pH
7.6
6.5–8.5
Chlorine
1.1 mg/L
Max: 4 mg/L
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Compare filters · Water test kits · Hardness guide

Reading this page

New Westminster water hardness is 22 mg/L with pH 7.6.

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 New Westminster 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

  • surface

Treatment plants

  • New Westminster Water Treatment Plant

    From municipal open data or regional estimate (verify locally).

Cited sources

Outbound municipal or utility citations pending. See methodology for how supply research is gathered.

Supply notes summarize published utility materials. They are not a substitute for the issuing authority's current notices or for a licensed tap test.

All monitored parameters meet Health Canada guidelines.

All health parameters meet Health Canada guidelines with comfortable pH, hardness, and turbidity.

Figure 1 · Supply chain

From watershed to tap

Compared to provincial average

British Columbia · 58 cities in sample

Hardness (city vs British Columbia avg)22 mg/L
pH (city vs British Columbia avg)7.6
Lead (city vs British Columbia avg)0.6 μg/L
Fluoride (city vs British Columbia avg)0.5 mg/L

Provincial average: hardness 142 mg/L · pH 7.6 · lead 0.4 μg/L · fluoride 0.6 mg/L

Full parameters

ParameterReadingHealth Canada guidelineStatus
Hardness22 mg/LNo health limit (aesthetic)Compliant
pH7.66.5–8.5Compliant
Lead0.6 μg/L≤ 5 μg/LCompliant
Fluoride0.5 mg/L≤ 1.5 mg/LCompliant
Chlorine (free)1.1 mg/L≤ 4 mg/LCompliant
Turbidity0.7 NTU≤ 1 NTU (typical target)Compliant
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 New Westminster — advisory filtration

Active advisory in New Westminster. Stock a certified pitcher, spare cartridges, and shelf-stable storage until the municipality lifts the notice.

As an Amazon Associate, OpenStats earns from qualifying purchases.

· Compare options

  • Brita water filter pitcher
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  • Brita replacement filters
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  • Reliance Aqua-Tainer 7 gal
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  • VARIFY 17-in-1 test kit
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Source · Metro Vancouver GVWD water quality annual report. Last updated 2026-10-07. Refreshed on the site's automated schedule.