WG
WaterGrade

Water Hardness in Green Street Green

Green Street Green has hard water at 295 mg/l CaCO₃. This is above the UK national average of 197.72 mg/l. You may notice limescale buildup on taps, in kettles, and around showerheads.

295

mg/l CaCO₃

HardUK average: 197.72 mg/l
295
0 (Soft)200 (Hard)400+ (Very Hard)

What Does Hard Water Mean?

With a hardness of 295 mg/l, Green Street Green has hard water. This level of hardness is common in areas supplied from chalk and limestone aquifers in the South East of England.

You will likely notice white limescale deposits on taps, showerheads, and inside your kettle. Over time, limescale can reduce the efficiency of boilers and heating systems, increasing energy costs. A water softener can help prevent these issues.

Water Supplier

Water Company
Thames Water
Supply Zone
Orpington (SLE15)
Source Type
River
Treatment Works
Orpington Treatment Works

Full Water Quality Report for Green Street Green

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Frequently Asked Questions

Is water hard in Green Street Green?▾
Yes, Green Street Green has hard water at 295 mg/l CaCO₃, classified as "Hard". You will likely notice limescale buildup on taps, in kettles, and around showerheads. A water softener or regular descaling can help manage this.
What is the hardness of water in Green Street Green?▾
The water hardness in Green Street Green is 295 mg/l CaCO₃ (milligrams per litre of calcium carbonate). This is classified as "Hard" on the standard UK scale and is above the national average of 197.72 mg/l. Water is supplied by Thames Water from river sources.
Who supplies water to Green Street Green?▾
Water in Green Street Green is supplied by Thames Water, which covers the London and Thames Valley region. The water is sourced from river abstraction and treated at Orpington Treatment Works before distribution.
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