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Regulator record

DE73 tap water: what's in it?

Severn Trent Water: at least 40 tests failed UK drinking-water standards in 2025 (DWI, company-wide).

Some published DWI figures don't reconcile or identify a company, so we've left them out; the true number may be higher. England overall: 99.97% of tests met standards.

DE73 tap water quality report · 2026

  • Hardness

    Moderately hard

    Details

    Alvaston (supply zone) · 1 August 2025 to 31 July 2026

  • Hosepipe ban

    Not available

    Details

    We can't confirm the hosepipe-ban status for Severn Trent Water from the information we hold.

    Check the company's current advice

  • Storm overflows

    76 overflows within 10 km of DE73 centre

    Details

    1,275 spills in 2025

  • Lead pipes

    38% built before 1973

    Details

    Estimate, not a test. Homes in the parts of DE73 we can match to council-tax records (100% of its postcodes) whose build period is known; the share with no recorded build period isn't published for these areas. Allowing for suppressed counts: 37–38%. England and Wales: 61% (2026).

    Ask Severn Trent Water for a free lead test ↗

    Lead test kits

Who supplies water in DE73

Drinking-water test record

Severn Trent Water: 535 of 535 postcodes

Severn Trent Water

Severn Trent Water, company-wide

Regulator
DWI
Report year
2025
Failed tests
Not shown
Tests
452,303

The regulator's published total and its company rows disagree, so we don't show a count.

Failed tests by parameter
Benzo[a]Pyrene (total)Failed tests: 1
E. coli (confirmed)Failed tests: 3
IronFailed tests: 15
LeadFailed tests: 4
ManganeseFailed tests: 2
NickelFailed tests: 6
Total coliforms (confirmed)Failed tests: 8
Turbidity – indicatorFailed tests: 1

Source: DWI england 2025, Annex B — dated 6 July 2026, read 13 October 2026

Source: DWI england 2025, Annex A — dated 6 July 2026, read 13 October 2026

England: 99.97% of tests met standards in 2025 (DWI).

Source: DWI england 2025, national compliance — dated 6 July 2026, read 13 October 2026

How hard is the water in DE73?

Across DE73's supply zones, hardness ranges from 151 mg/l (moderately hard) to 261 mg/l (hard). Those 7 zones cover 93% of its postcodes.

7 identified supply zones in DE73

Alvaston · Severn Trent Water (140 of 535 postcodes)

182 mg/l · 12.7 °Clark · 10.2 °dH · 18.2 °fH

Moderately hard

Typical value.

Alvaston (supply zone) · 1 August 2025 to 31 July 2026

Source: Severn Trent Water — dated 1 August 2025 to 31 July 2026, read 29 September 2026

Long Eaton · Severn Trent Water (134 of 535 postcodes)

202 mg/l · 14.2 °Clark · 11.3 °dH · 20.2 °fH

Hard

Typical value.

Long Eaton (supply zone) · 1 August 2025 to 31 July 2026

Source: Severn Trent Water — dated 1 August 2025 to 31 July 2026, read 30 September 2026

North Loughborough · Severn Trent Water (121 of 535 postcodes)

261 mg/l · 18.3 °Clark · 14.6 °dH · 26.1 °fH

Hard

Typical value.

North Loughborough (supply zone) · 1 August 2025 to 31 July 2026

Source: Severn Trent Water — dated 1 August 2025 to 31 July 2026, read 29 September 2026

Nanpanton · Severn Trent Water (50 of 535 postcodes)

250 mg/l · 17.5 °Clark · 14.0 °dH · 25.0 °fH

Hard

Typical value.

Nanpanton (supply zone) · 1 August 2025 to 31 July 2026

Source: Severn Trent Water — dated 1 August 2025 to 31 July 2026, read 30 September 2026

Belper · Severn Trent Water (42 of 535 postcodes)

151 mg/l · 10.6 °Clark · 8.5 °dH · 15.1 °fH

Moderately hard

Typical value.

Belper (supply zone) · 1 August 2025 to 31 July 2026

Source: Severn Trent Water — dated 1 August 2025 to 31 July 2026, read 30 September 2026

Pear Tree · Severn Trent Water (8 of 535 postcodes)

194 mg/l · 13.6 °Clark · 10.8 °dH · 19.4 °fH

Moderately hard

Typical value.

Pear Tree (supply zone) · 1 August 2025 to 31 July 2026

Source: Severn Trent Water — dated 1 August 2025 to 31 July 2026, read 29 September 2026

Ashby de la Zouch · Severn Trent Water (3 of 535 postcodes)

250 mg/l · 17.5 °Clark · 14.0 °dH · 25.0 °fH

Hard

Typical value.

Ashby de la Zouch (supply zone) · 1 August 2025 to 31 July 2026

Source: Severn Trent Water — dated 1 August 2025 to 31 July 2026, read 30 September 2026

37 postcodes without an identified supply zone

Severn Trent Water (37 of 535 postcodes)

We do not have a verified hardness figure for this area. Ask your water company for its water quality report.

Ask your water company

Storm overflows nearby

76 overflows within 10 km of DE73 centre · 1,275 spills in 2025

DE73 (district) · 2025

Source: Environment Agency EDM annual return 2025 — dated 20 August 2026, read 13 October 2026

Overflows here are run by Severn Trent Water.

75 of these were monitored for only part of 2025.

Nearest 5 shown

  1. KINGS NEWTON - MAIN STREET CSO

    Into TRIBUTARY OF RAMSLEY BROOK · 2.2 km from the centre of DE73

    30 spills · 43.4 hours · Monitored 97.4% of 2025

  2. DAVIDS CLOSE/STATION ROAD CSO

    Into THE CUTTLE BROOK · 2.2 km from the centre of DE73

    4 spills · 14 hours · Monitored 100% of 2025

  3. MELBOURNE STW (CSO)

    Into Carr Brook · 2.8 km from the centre of DE73

    18 spills · 200.8 hours · Monitored 86.9% of 2025

  4. LILYPOOL CSO

    Into CARR BROOK · 2.8 km from the centre of DE73

    5 spills · 13.9 hours · Monitored 100% of 2025

  5. SINFIN - WILMORE AVENUE CSO

    Into MEADOW DRAIN · 4.2 km from the centre of DE73

    2 spills · 11.9 hours · Monitored 98.5% of 2025

Annual 2025 figures from monitored overflows. Not live, and not a bathing-water or tap-water verdict.

  • 57 England outfalls in the 2025 return had no usable location and aren't counted.
  • Northern Ireland isn't covered: No licensed annual per-outfall source in the approved source list; BT postcode coordinates require an LPS licence.

Older homes and lead pipes

38% built before 1973

38% of homes here were built before 1973 — estimate, not a test.

Homes in the parts of DE73 we can match to council-tax records (100% of its postcodes) whose build period is known; the share with no recorded build period isn't published for these areas. Allowing for suppressed counts: 37–38%. England and Wales: 61% (2026).

Older homes are more likely to have lead pipes. Only a test tells you whether yours does.

DE73 (district) · 2026

Source: Valuation Office Agency, Council Tax: stock of properties — dated 31 March 2026, read 24 September 2026

Fluoride

We cannot confirm whether this area is part of a water fluoridation scheme. Ask your water supplier using your postcode.

About fluoride in UK water

Around one in ten people in England receive drinking water supplied by a fluoridation scheme.

England · 2026 health monitoring report

Source: UKHSA and DHSC — dated 30 March 2026, read 13 October 2026

Fluoride in UK tap water

Hosepipe bans

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What you can do

As an Amazon Associate we earn from qualifying purchases. Links go to amazon.com; Amazon's Earn Globally service can localise them to amazon.co.uk. Check the model and UK delivery before buying.

Water filter jugs

  • LifeStraw

    LSH7GLSPK21

    Performance certification:

    Certified by WQA to NSF/ANSI 42 for Aesthetic Chlorine and Taste and Odor; Certified by WQA to NSF/ANSI 53 for Lead and Mercury; Certified by WQA to NSF/ANSI 401 for Microplastics (a US/international standard; it is not UK approval)

    reduces chlorine taste and odour in drinking water.

    A UK retailer lists this model. Amazon UK stock and delivery are unverified; this Amazon link may not ship to the UK. Check the exact model and UK delivery before you pay.

    UK availability evidence checked 14 October 2026.

    View Details

Shower filters

  • Weddell Water

    WD-100BL

    Performance certification:

    Certified by NSF to NSF/ANSI 177 for Free Available Chlorine Reduction (a US/international standard; it is not UK approval)

    reduces chlorine in shower water; does not soften water.

    A UK retailer lists this model. Amazon UK stock and delivery are unverified; this Amazon link may not ship to the UK. Check the exact model and UK delivery before you pay.

    Check it fits your shower fitting before buying; a US fitting may need an adaptor.

    UK availability evidence checked 14 October 2026.

    View Details

We haven't verified a water softener for UK buyers yet.

What a pick has to pass:

  • An exact-model listing from NSF, WQA or IAPMO for the model sold in the UK
  • Listed to NSF/ANSI 44, the water softener standard
  • The manufacturer's documented feed connection and water-pressure range, so a plumber can check them against UK pipework
  • UK availability evidenced by Amazon UK, the manufacturer or a UK retailer, checked in the last 90 days

Until we can recommend one, see what a softener costs to buy, fit and run in the UK. Water softener cost

We haven't verified a lead test kit for UK buyers yet.

What a pick has to pass:

  • A lead result reported by a laboratory accredited for that test (UKAS, ISO/IEC 17025), named on the kit's listing
  • UK availability evidenced by Amazon UK, the manufacturer or a UK retailer, checked in the last 90 days

Start with your water company: if you think you have lead pipes, you can ask it to test the water at your kitchen tap. Which water test you need

Common water problems

Questions about tap water in DE73

Is the water in DE73 hard or soft?
Severn Trent Water: moderately hard, 182 mg/l, 12.7 °Clark, 10.2 °dH, 18.2 °fH (Alvaston (supply zone), 1 August 2025 to 31 July 2026). Typical value. Severn Trent Water: hard, 202 mg/l, 14.2 °Clark, 11.3 °dH, 20.2 °fH (Long Eaton (supply zone), 1 August 2025 to 31 July 2026). Typical value. Severn Trent Water: hard, 261 mg/l, 18.3 °Clark, 14.6 °dH, 26.1 °fH (North Loughborough (supply zone), 1 August 2025 to 31 July 2026). Typical value. Severn Trent Water: hard, 250 mg/l, 17.5 °Clark, 14.0 °dH, 25.0 °fH (Nanpanton (supply zone), 1 August 2025 to 31 July 2026). Typical value. Severn Trent Water: moderately hard, 151 mg/l, 10.6 °Clark, 8.5 °dH, 15.1 °fH (Belper (supply zone), 1 August 2025 to 31 July 2026). Typical value. Severn Trent Water: We do not have a verified hardness figure for this area. Ask your water company for its water quality report. Severn Trent Water: moderately hard, 194 mg/l, 13.6 °Clark, 10.8 °dH, 19.4 °fH (Pear Tree (supply zone), 1 August 2025 to 31 July 2026). Typical value. Severn Trent Water: hard, 250 mg/l, 17.5 °Clark, 14.0 °dH, 25.0 °fH (Ashby de la Zouch (supply zone), 1 August 2025 to 31 July 2026). Typical value.
What does the drinking water regulator's record show for DE73?
Severn Trent Water: at least 40 tests failed UK drinking-water standards in 2025 (DWI, company-wide). Some published DWI figures don't reconcile or identify a company, so we've left them out; the true number may be higher. England overall: 99.97% of tests met standards.
Could homes in DE73 have lead pipes?
38% of homes here were built before 1973 — estimate, not a test. Homes in the parts of DE73 we can match to council-tax records (100% of its postcodes) whose build period is known; the share with no recorded build period isn't published for these areas. Allowing for suppressed counts: 37–38%. England and Wales: 61% (2026). Older homes are more likely to have lead pipes. Only a test tells you whether yours does.
Is the water in DE73 fluoridated?
We cannot confirm whether this area is part of a water fluoridation scheme. Ask your water supplier using your postcode. Around one in ten people in England receive drinking water supplied by a fluoridation scheme.
Sources and method

Severn Trent Water contact page, Severn Trent Water, Severn Trent Water, Severn Trent Water, Severn Trent Water, Severn Trent Water, Severn Trent Water, Severn Trent Water: Database right, used under the publisher's terms.

Water company boundaries © Water UK, licensed under CC BY 4.0Contains public sector information licensed under the Open Government Licence v3.0

Data generation uk-2026-10-16-derive6

Check another postcode

By TapWaterData Editorial

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