Troon Water Hardness & Quality Report (2026)
Water Hardness
~0–99 mg/L
Softestimated · not lab-verified
Source
reservoir
pH Level
7.3
neutral = 7.0
Lead
0.004 mg/L
✓ Below action level
TDS
118.3 mg/L
Est. Daily Cost
£0.11
energy & soap waste
Source: DWI Data Portal · Updated 2026
0–99
mg/L
Soft
100–149
mg/L
Slightly Hard
150–199
mg/L
Moderately Hard
200–300
mg/L
Hard
300+
mg/L
Very Hard
Appliance Damage Report
In Troon, your appliances are currently losing 7% efficiency due to mineral buildup.
| Appliance | In Troon | Soft Water City | Efficiency Loss |
|---|---|---|---|
| Kettle | 7.9 yrs | 8.5 yrs | -7% |
| Washing Machine | 11.2 yrs | 12 yrs | -7% |
| Water Heater | 14 yrs | 15 yrs | -7% |
Regional Water Comparison
How Troon compares to its nearest neighbours
| City | Hardness | Clark° | Risk | Source |
|---|---|---|---|---|
| ▶ Troon, Scotland | ≈ 0–99 mg/L | 3.5° | 🟢 Soft | reservoir |
| Prestwick, Scotland | ≈ 0–100 mg/L | 2.5° | 🟢 Soft | reservoir |
| Irvine, Scotland | ≈ 0–100 mg/L | 4.7° | 🟢 Soft | reservoir |
| Ayr, Scotland | ≈ 0–100 mg/L | 5.4° | 🟢 Soft | reservoir |
| Kilwinning, Scotland | ≈ 0–100 mg/L | 3.6° | 🟢 Soft | reservoir |
National Benchmark
How Troon compares to the United Kingdom average
| Benchmark | Hardness | Appliance Risk |
|---|---|---|
| ▶ Troon | ≈ 0–99 mg/L | 🟢 None |
| United Kingdom National Avg | 177 mg/L | 🟡 Moderate |
| Skipton Top Rated | 7.1 mg/L | 🟢 None |
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What Makes Troon's Water Unique?
Local geology and source profile
Scottish Water provides public water services to Troon and surrounding areas in South Ayrshire, Scotland. The supply is drawn from upland reservoirs, notably Loch Katrine in the Trossachs, and is part of the Clyde Valley scheme. Treated water originates from the Clyde catchment watershed, which is characterized by granite-dominated highlands and peaty moorlands. Key rock formations include Dalradian schists and gneisses, alongside Carboniferous lavas. This geological makeup lacks the extensive limestone aquifers typically found in areas with hard water. The water flows quickly over impermeable surfaces into reservoirs without prolonged contact with mineral-dissolving strata, resulting in very soft water with low mineral content.
Because the water is so soft, homeowners in Troon generally won't encounter significant limescale buildup in appliances like kettles, boilers, or showerheads. You'll find that soap lathers easily, meaning you can use less, and your pipes should remain clear with minimal maintenance. A water softener isn't typically needed or recommended for this supply. However, it's a good idea to occasionally check older plumbing for any signs of corrosion, as very soft water can be slightly more aggressive towards metals. The water quality meets strict Scottish regulations, with a typical pH between 7.0 and 8.0, and is compliant with standards for lead and copper. While occasional low levels of iron or manganese from peaty sources are removed during treatment, no notable PFAS detections have been reported, ensuring safe and palatable tap water.
Geology & Source: Dalradian Supergroup and Old Red Sandstone; igneous and metamorphic rocks; minimal limestone; soft water
Other Scotland Water Reports
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