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Shirebrook Water Hardness & Quality Report (2026)

Water Hardness

186mg/L
Moderately Hard

13°Clark18.6°fH10.4°dH

Source

mixed

pH Level

7.9

neutral = 7.0

Lead

0.002 mg/L

✓ Below action level

TDS

303.8 mg/L

Est. Daily Cost

£0.42

energy & soap waste

Source: DWI Data Portal · Updated 2026

186mg/L as CaCO₃Moderately Hard

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 Shirebrook, your appliances are currently losing 25% efficiency due to mineral buildup.

ApplianceIn ShirebrookSoft Water CityEfficiency Loss
Kettle
6.4 yrs
8.5 yrs-25%
Washing Machine
9 yrs
12 yrs-25%
Water Heater
11.3 yrs
15 yrs-25%

Regional Water Comparison

How Shirebrook compares to its nearest neighbours

CityHardnessClark°RiskSource
Shirebrook, East Midlands186 mg/L13°🟡 Moderately Hardmixed
Mansfield Woodhouse, East Midlands≈ 200–300 mg/L13.2°🟠 Hardmixed
Mansfield, East Midlands≈ 200–300 mg/L13.2°🟠 Hardmixed
Bolsover, East Midlands≈ 200–300 mg/L9.9°🟠 Hardmixed
Sutton in Ashfield, East Midlands≈ 200–300 mg/L7.5°🟠 Hardmixed

National Benchmark

How Shirebrook compares to the United Kingdom average

BenchmarkHardnessAppliance Risk
Shirebrook186 mg/L🟡 Moderate
United Kingdom National Avg177 mg/L🟡 Moderate
Skipton Top Rated7.1 mg/L🟢 None

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What Makes Shirebrook's Water Unique?

Local geology and source profile

Source: MixedTDS: 303.8 mg/LpH: 7.9

Severn Trent Water provides water to Shirebrook, Derbyshire, in the East Midlands, UK. Their supply originates from a mix of groundwater drawn from Permian limestone aquifers and surface water collected from local rivers and reservoirs within the River Trent catchment. Water undergoes treatment at various regional facilities, including those in the Derwent Valley, which process these combined sources to serve the Mansfield and Bolsover districts. This blended water system caters to millions of customers across the Midlands.

The region's geology features Mercian Mudstone Group and Magnesian Limestone formations from the Permian period, alongside overlying glacial and alluvial deposits from the Quaternary period. Groundwater sourced from the limestone yields mineral-rich water due to dissolution, contributing to hardness. Conversely, the mudstone and drift deposits generally result in softer surface water or shallow groundwater flows. This geological diversity creates a mixed water profile where hardness levels can fluctuate depending on the specific local source.

Homeowners in areas with variable water hardness, such as Shirebrook, may notice differences in scale buildup, particularly affecting appliances like kettles, showerheads, and boilers. In harder zones, this can lead to reduced efficiency and increased energy consumption. Regular descaling, using methods like vinegar rinses for appliances, and checking pipes for limescale are practical maintenance steps. For properties experiencing significant hardness, installing a water softener is often recommended to prevent appliance damage, prolong their lifespan, and enhance soap lathering. Severn Trent consistently meets UK drinking water standards, reporting compliance with pH levels, lead and copper limits, and trace elements like PFAS, iron, manganese, and PFAS.

Geology & Source: Mercian Mudstone Group and Magnesian Limestone; limestone yields mineral-rich groundwater, mudstone yields softer flows.

Other East Midlands Water Reports

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Frequently Asked Questions

Is Shirebrook's water safe to drink?
Yes. Shirebrook's water meets all DWI drinking water standards. The hardness is 186 mg/L (Moderately Hard), which is safe to drink. High hardness affects appliances and taste, but poses no health risk.
Do I need a water softener in Shirebrook?
At 186 mg/L (Moderately Hard), Shirebrook's water will cause significant limescale on kettles, washing machines, and water heaters. A water softener or descaler is strongly recommended to extend appliance lifespan and reduce energy bills by up to 25%.
How does Shirebrook compare to the United Kingdom average?
The United Kingdom national average is 177 mg/L. Shirebrook (186 mg/L) is 9 mg/L above the national average. The softest major city is Skipton at just 7.1 mg/L.