Drinking Water Quality and Supply

Leduc tap water: Grade C, hardness 117 mg/L

By OpenStats · Built from official Canadian sources

Regional estimate
C

Water quality grade

Fair

Graded against Health Canada drinking water guidelines

Lead within guidelinepH in range
Hardness vs provincial average117 mg/L · prov. avg 178 mg/L
Lead vs provincial average0.5 μg/L · prov. avg 0.3 μg/L
Hardness
117 mg/L
Lead
0.5 μg/L
≤ 5 μg/L
pH
7.5
6.5–8.5 range
Hardness
117 mg/L
Moderate
Lead
0.5 μg/L
Max: 5 μg/L
pH
7.5
6.5–8.5
Chlorine
1 mg/L
Max: 4 mg/L
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Reading this page

Leduc's drinking water earns Grade C (Fair). Hardness is 117 mg/L (moderate), and pH is 7.5 against Health Canada's 6.5–8.5 guideline.

Lead at 0.5 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 Leduc 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

  • North Saskatchewan River

Treatment plants

  • EPCOR E.L. Smith and Rossdale plants — wholesale via CRSWSC

    Capital Region Southwest Water Services Commission buys treated water from EPCOR and transmits it to Leduc and other southwest capital-region members.

Distribution

CRSWSC booster station on Highway 2 south feeds a transmission main into Leduc with laterals to Beaumont, Calmar, Leduc County, the Edmonton International Airport, and other members. Leduc operates local distribution, flushing, and backflow programs.

Health parameters meet Health Canada limits; turbidity above the 1 NTU typical target.

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

Alberta · 51 cities in sample

Hardness (city vs Alberta avg)117 mg/L
pH (city vs Alberta avg)7.5
Lead (city vs Alberta avg)0.5 μg/L
Fluoride (city vs Alberta avg)0.6 mg/L

Provincial average: hardness 178 mg/L · pH 7.5 · lead 0.3 μg/L · fluoride 0.6 mg/L

Full parameters

ParameterReadingHealth Canada guidelineStatus
Hardness117 mg/LNo health limit (aesthetic)Compliant
pH7.56.5–8.5Compliant
Lead0.5 μg/L≤ 5 μg/LCompliant
Fluoride0.6 mg/L≤ 1.5 mg/LCompliant
Chlorine (free)1 mg/L≤ 4 mg/LCompliant
Turbidity3.8 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 Leduc — chlorine + hardness

Leduc pairs 117 mg/L hardness with 1.0 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.

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  • VARIFY hardness test strips
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Source · ECCC / municipal open data (seed). Last updated 2026-09-01. Refreshed on the site's automated schedule.