Drinking Water Quality and Supply

Richmond tap water: Grade B, hardness 98 mg/L

By OpenStats · Built from official Canadian sources

Regional estimate
B

Water quality grade

Good

Graded against Health Canada drinking water guidelines

Lead within guidelinepH in range
Hardness vs provincial average98 mg/L · prov. avg 142 mg/L
Lead vs provincial average0.2 μg/L · prov. avg 0.4 μg/L
Hardness
98 mg/L
Lead
0.2 μg/L
≤ 5 μg/L
pH
8.1
6.5–8.5 range
Hardness
98 mg/L
Moderate
Lead
0.2 μg/L
Max: 5 μg/L
pH
8.1
6.5–8.5
Chlorine
0.7 mg/L
Max: 4 mg/L
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Reading this page

Richmond's drinking water earns Grade B (Good). Hardness is 98 mg/L (moderate), and pH is 8.1 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 Richmond 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

  • Capilano Reservoir
  • Seymour Reservoir
  • Coquitlam Reservoir

Treatment plants

  • Seymour Capilano Filtration Plant

    Primary regional treatment path for Capilano/Seymour water serving Richmond.

  • Coquitlam Water Treatment Plant

    Regional treatment for Coquitlam source water blended into GVWD supply.

Distribution

Metro Vancouver delivers water into Richmond via large transmission mains (including Angus Drive, Lulu Island–Delta, Tilbury, and Annacis connections). Richmond draws at pressure-reducing valve stations into more than 630 km of city distribution mains.

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

British Columbia · 58 cities in sample

Hardness (city vs British Columbia avg)98 mg/L
pH (city vs British Columbia avg)8.1
Lead (city vs British Columbia avg)0.2 μg/L
Fluoride (city vs British Columbia avg)0.6 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
Hardness98 mg/LNo health limit (aesthetic)Compliant
pH8.16.5–8.5Compliant
Lead0.2 μg/L≤ 5 μg/LCompliant
Fluoride0.6 mg/L≤ 1.5 mg/LCompliant
Chlorine (free)0.7 mg/L≤ 4 mg/LCompliant
Turbidity1.9 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 Richmond — everyday tap water

Richmond's 98 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

  • Brita Denali pitcher
    OpenStats pick for Richmond’s 98 mg/L supply — taste, not minerals
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  • Waterdrop 15UA under-sink filter
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  • VARIFY 17-in-1 test kit
    Baseline Richmond tap water before RO
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Source · ECCC / municipal open data (seed). Last updated 2026-09-01. Refreshed on the site's automated schedule.