S98 tap water: what's in it?
Yorkshire Water: at least 69 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.
S98 tap water quality report · 2026
Hardness
Not covered
We do not have a verified hardness figure for this area. Ask your water company for its water quality report.
Details
We do not have a verified hardness figure for this area. Ask your water company for its water quality report.
Hosepipe ban
No hosepipe ban
Checked 11 October 2026 at 02:34
Details
Checked 11 October 2026 at 02:34
Storm overflows
218 overflows within 10 km of S98 centre
4,135 spills in 2025
Details
4,135 spills in 2025
Lead pipes
74% built before 1973
Estimate, not a test. Homes in the parts of S98 we can match to council-tax records (100% of its postcodes) whose build period is known; 3% have no recorded build period. Allowing for suppressed counts: 72–74%. England and Wales: 61% (2026).
Details
Estimate, not a test. Homes in the parts of S98 we can match to council-tax records (100% of its postcodes) whose build period is known; 3% have no recorded build period. Allowing for suppressed counts: 72–74%. England and Wales: 61% (2026).
Who supplies water in S98
Supplies 195 of 195 postcodes (100%)
Sewerage: Usually Yorkshire Water — they provide water and sewerage across most of their area. Your water bill confirms yours.
Drinking-water test record
Yorkshire Water: 195 of 195 postcodes
Yorkshire Water
Yorkshire Water, company-wide
- Regulator
- DWI
- Report year
- 2025
- Failed tests
- Not shown
- Tests
- 388,919
The regulator's published total and its company rows disagree, so we don't show a count.
| Parameter | Failed tests |
|---|---|
| E. coli (confirmed) | Failed tests: 4 |
| Enterococci (confirmed) | Failed tests: 2 |
| Iron | Failed tests: 20 |
| Lead | Failed tests: 6 |
| Nickel | Failed tests: 7 |
| Total coliforms (confirmed) | Failed tests: 30 |
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 S98?
Across S98's supply zones, hardness ranges from 48 mg/l (soft) to 48 mg/l (soft). Those 1 zones cover 1% of its postcodes.
1 identified supply zones in S98
Sheffield City and Hillsborough 2024 · Yorkshire Water (1 of 195 postcodes)
48 mg/l · 3.4 °Clark · 2.7 °dH · 4.8 °fH
Zone average.
Sheffield City and Hillsborough 2024 (supply zone) · 1 January 2024 to 31 December 2024
Source: Yorkshire Water — dated 1 January 2024 to 31 December 2024, read 29 September 2026
194 postcodes without an identified supply zone
Yorkshire Water (194 of 195 postcodes)
We do not have a verified hardness figure for this area. Ask your water company for its water quality report.
Storm overflows nearby
218 overflows within 10 km of S98 centre · 4,135 spills in 2025
S98 (district) · 2025
Source: Environment Agency EDM annual return 2025 — dated 20 August 2026, read 13 October 2026
Overflows here are run by Yorkshire Water.
159 of these were monitored for only part of 2025.
Nearest 5 shown
BROMPTON ROAD CSO
Into RIVER DON · 0.5 km from the centre of S98
59 spills · 146.5 hours · Monitored 99.9% of 2025
ATTERCLIFFE COMMON CSO
Into RIVER DON · 0.5 km from the centre of S98
0 spills · 0 hours · Monitored 100% of 2025
MEADOWHALL WAY NO.2 CSO
Into RIVER DON · 0.5 km from the centre of S98
0 spills · 0 hours · Monitored 97.7% of 2025
CARLISLE STREET 129 CSO
Into DUKE OF NORFOLK'S CULVERT · 0.6 km from the centre of S98
9 spills · 3.5 hours · Monitored 100% of 2025
DUNMOW ROAD CSO
Into BAGLEY DYKE · 0.7 km from the centre of S98
1 spill · 2.5 hours · Monitored 99.7% 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
74% built before 1973
74% of homes here were built before 1973 — estimate, not a test.
Homes in the parts of S98 we can match to council-tax records (100% of its postcodes) whose build period is known; 3% have no recorded build period. Allowing for suppressed counts: 72–74%. England and Wales: 61% (2026).
Older homes are more likely to have lead pipes. Only a test tells you whether yours does.
S98 (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.
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
Hosepipe bans
What you can do
General picks — we don't hold your hardness
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)
View Detailsreduces 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.
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)
View Detailsreduces 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.
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
How much does a water softener cost in the UK?
Water softener cost UK 2026: price by home size
Why is my tap water cloudy or white?
Why is my tap water cloudy or white? (UK)
Brown tap water: causes and what to do (UK)
Why does my tap water taste metallic?
Tap water tastes metallic? Causes and fixes (UK)
Questions about tap water in S98
- Is the water in S98 hard or soft?
- Yorkshire Water: We do not have a verified hardness figure for this area. Ask your water company for its water quality report. Yorkshire Water: soft, 48 mg/l, 3.4 °Clark, 2.7 °dH, 4.8 °fH (Sheffield City and Hillsborough 2024 (supply zone), 1 January 2024 to 31 December 2024). Zone average.
- What does the drinking water regulator's record show for S98?
- Yorkshire Water: at least 69 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 S98 have lead pipes?
- 74% of homes here were built before 1973 — estimate, not a test. Homes in the parts of S98 we can match to council-tax records (100% of its postcodes) whose build period is known; 3% have no recorded build period. Allowing for suppressed counts: 72–74%. 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 S98 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
- Water Company Boundaries (UC2) ↗ · 19 September 2026 · read 20 September 2026
- Yorkshire Water contact page ↗ · 13 October 2026 · read 13 October 2026
- DWI england 2025, Annex B ↗ · 2025 · read 13 October 2026
- DWI england 2025, national compliance ↗ · 2025 · read 13 October 2026
- Yorkshire Water ↗ · 1 January 2024 to 31 December 2024 · read 29 September 2026
- Environment Agency EDM annual return 2025 ↗ · 2025 · read 13 October 2026
- Valuation Office Agency, Council Tax: stock of properties ↗ · 2026 · read 24 September 2026
- UKHSA and DHSC ↗ · 2026 health monitoring report · read 13 October 2026
- Yorkshire Water ↗ · 11 October 2026 · read 11 October 2026
Yorkshire Water contact page, Yorkshire Water, Yorkshire 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