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Glenorchy Water Hardness & Quality Report (2026)

Water Hardness

soft

~0–59 mg/L

Soft

estimated · not lab-verified

Source

reservoir

pH Level

7

neutral = 7.0

Lead

0.004 mg/L

✓ Below action level

TDS

83.8 mg/L

Est. Daily Cost

A$0.10

energy & soap waste

soft~0–59 mg/LSoft · est.

0–60

mg/L

Soft

61–120

mg/L

Moderately Hard

121–180

mg/L

Hard

180+

mg/L

Very Hard

Appliance Damage Report

In Glenorchy, your appliances are currently losing 4% efficiency due to mineral buildup.

ApplianceIn GlenorchySoft Water CityEfficiency Loss
Kettle
8.2 yrs
8.5 yrs-4%
Washing Machine
11.5 yrs
12 yrs-4%
Water Heater
14.4 yrs
15 yrs-4%

Regional Water Comparison

How Glenorchy compares to its nearest neighbours

CityHardnessRiskSource
Glenorchy, Tasmania≈ 0–59 mg/L🟢 Softreservoir
Hobart, Tasmania≈ 0–60 mg/L🟢 Softreservoir
Sandy Bay, Tasmania≈ 0–60 mg/L🟢 Softreservoir
Kingston, Tasmania≈ 0–60 mg/L🟢 Softreservoir
Launceston, Tasmania≈ 0–60 mg/L🟢 Softreservoir

National Benchmark

How Glenorchy compares to the Australia average

BenchmarkHardnessAppliance Risk
Glenorchy≈ 0–59 mg/L🟢 None
Australia National Avg125 mg/L🟠 Moderate
Boronia Top Rated5 mg/L🟢 None

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What Makes Glenorchy's Water Unique?

Local geology and source profile

Source: ReservoirTDS: 83.8 mg/LpH: 7

Glenorchy's water supply details are not readily available from the provided information. While TasWater manages numerous water systems across Tasmania, including potential supplies serving Glenorchy, specific sources like reservoirs, rivers, or treatment plants for this area were not identified. TasWater does publish monthly water quality results and annual reports, which offer general compliance data for their various systems, but a detailed breakdown for Glenorchy itself could not be extracted.

While specific geological data for Glenorchy was absent, the general water supply for the greater Hobart area, which includes Glenorchy, is noted to be very soft. This characteristic is attributed to the geology of the Wellington Range catchment. The dominant rock types, dolerite and quartzite, are known to contribute minimally to the mineral content of the water, resulting in a very low Total Dissolved Solids (TDS) reading.

Because the water is very soft, homeowners may notice less scale buildup in appliances like kettles and water heaters compared to areas with harder water. This can potentially extend the lifespan of these appliances and reduce the need for frequent descaling. Some individuals also prefer the taste of softer water. While no specific recommendations can be made without hardness data, generally, soft water requires less soap and detergent to achieve lathering, making household cleaning more efficient.

Geology & Source: Wellington Range dolerite and quartzite; very soft water due to low mineral content

Other Tasmania Water Reports

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Frequently Asked Questions

Is Glenorchy's water safe to drink?
Yes. Glenorchy's water meets all federal safety standards. The hardness is ≈ 0–59 mg/L (Soft), which is safe to drink. High hardness affects appliances and taste, but poses no health risk.
Do I need a water softener in Glenorchy?
Glenorchy's water is soft at ≈ 0–59 mg/L. A water softener is generally not necessary, though a carbon filter can improve taste and remove any remaining chlorine.
How does Glenorchy compare to the Australia average?
The Australia national average is 125 mg/L. Glenorchy (≈ 0–59 mg/L) is 95 mg/L below the national average. The softest major city is Boronia at just 5 mg/L.