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tapwater
England and Wales average 9.0

Tap water in LL14, WrexhamSafe to drink.

Supplied by Dŵr Cymru Welsh Water. 110 samples, 20 substances, latest on 25 September 2025. Everything is inside the legal limit, and nothing comes close to it.

See the filter we recommendSee everything that was tested

9.6 / 10

The tank is as full as the score.

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What's in a glass of LL14 water

Every bubble is a substance the lab measured. The higher it floats, the closer it came to its legal limit, the dashed line at the top.

Nitrate came closest to a limit, at 25% of it. 17 of 17 substances used under a quarter of theirs.

0%25%50%75%limitLegal limitCadmium: 0.00002 mg/L, <1% of the 0.005 mg/L limitCadmium<1%Selenium: 0.00023 mg/L, <1% of the 0.04 mg/L limitSelenium<1%Nitrite: 0.003 mg/L, <1% of the 0.5 mg/L limitNitrite<1%Chromium: 0.00042 mg/L, <1% of the 0.05 mg/L limitChromium<1%Antimony: 0.000059 mg/L, 1% of the 0.005 mg/L limitAntimony1%Manganese: 0.00076 mg/L, 2% of the 0.05 mg/L limitManganese2%Trihalomethanes: 0.0019 mg/L, 2% of the 0.1 mg/L limitTrihalomethanes2%Lead: 0.00024 mg/L, 2% of the 0.01 mg/L limitLead2%Turbidity: 0.12 NTU, 3% of the 4 NTU limitTurbidity3%Copper: 0.0772 mg/L, 4% of the 2 mg/L limitCopper4%Colour: 0.8 mg/L Pt/Co, 4% of the 20 mg/L Pt/Co limitColour4%Iron: 0.0088 mg/L, 4% of the 0.2 mg/L limitIron4%Fluoride: 0.07 mg/L, 5% of the 1.5 mg/L limitFluoride5%Aluminium: 0.0094 mg/L, 5% of the 0.2 mg/L limitAluminium5%Nickel: 0.001 mg/L, 5% of the 0.02 mg/L limitNickel5%Arsenic: 0.00051 mg/L, 5% of the 0.01 mg/L limitArsenic5%Nitrate: 12.4 mg/L, 25% of the 50 mg/L limitNitrate25%
  1. Nitrate25%
  2. Arsenic5%
  3. Nickel5%
  4. Aluminium5%
  5. Fluoride5%
  6. Iron4%
  7. Colour4%
  8. Copper4%
  9. Turbidity3%
  10. Lead2%
  11. Trihalomethanes2%
  12. Manganese2%
  13. Antimony1%
  14. Chromium<1%
  15. Nitrite<1%
  16. Selenium<1%
  17. Cadmium<1%
  • pH 7.42 pH
  • Conductivity 372 µS/cm
  • Phosphate 0.585 mg/L
All 20 results as a table
SubstanceResultLegal limitShare of limit
Colour0.8 mg/L Pt/Co20 mg/L Pt/Co
4%
Turbidity0.12 NTU4 NTU
3%
Antimony0.000059 mg/L0.005 mg/L
1%
Selenium0.00023 mg/L0.04 mg/L
<1%
pH7.42 pHNo legal limit–
Trihalomethanes0.0019 mg/L0.1 mg/L
2%
Conductivity372 µS/cmNo legal limit–
Nitrate12.4 mg/L50 mg/L
25%
Nitrite0.003 mg/L0.5 mg/L
<1%
Aluminium0.0094 mg/L0.2 mg/L
5%
Iron0.0088 mg/L0.2 mg/L
4%
Manganese0.00076 mg/L0.05 mg/L
2%
Copper0.0772 mg/L2 mg/L
4%
Fluoride0.07 mg/L1.5 mg/L
5%
Arsenic0.00051 mg/L0.01 mg/L
5%
Cadmium0.00002 mg/L0.005 mg/L
<1%
Chromium0.00042 mg/L0.05 mg/L
<1%
Nickel0.001 mg/L0.02 mg/L
5%
Lead0.00024 mg/L0.01 mg/L
2%
Phosphate0.585 mg/LNo legal limit–

LL14 in short

Tap water in LL14 (Wrexham) is supplied by Dŵr Cymru Welsh Water in the Wrexham Central zone and scores 9.6 out of 10, against an England and Wales average of 9.0. None of the 20 tested substances came close to a limit. The latest sample is from 25 September 2025.

  • 2nd cleanest of 4 areas tested in WrexhamOnly 1 area in Wrexham scored higher. The best is LL13 on 9.6.
  • 0.6 points above the national average of 9Cleaner than the typical tested district in the UK. Compare every area
  • Nothing tested came within 40% of its legal limitThe highest was Nitrate at 25% of the 50 mg/L maximum. See every reading

Next door

LL129.5 out of 10LL139.6 out of 10LL119.4 out of 10

Questions about LL14 water

Is LL14 tap water safe to drink?

Based on the latest tests, LL14 (Wrexham) water scores 9.6/10, which is safe. 0 of 20 tested contaminants exceeded recommended levels. Water is supplied by Dŵr Cymru Welsh Water.

What contaminants are in LL14 water?

We tested 20 contaminants in LL14 water. None exceeded recommended safe levels.

Who supplies water in LL14?

LL14 (Wrexham) is supplied by Dŵr Cymru Welsh Water. You can view their full profile and compliance data on our supplier page.

Should I use a water filter in LL14?

LL14 water scored 9.6/10 with no contaminants above recommended levels. A filter is optional but can improve taste, especially if you notice a chlorine flavour. See our filter recommendations for your area.

Are there PFAS forever chemicals in LL14 water?

No PFAS (forever chemicals) result is attached to the tap-water tests for LL14, and the Environment Agency has no PFAS detections in rivers or groundwater within 10 km of it. That reflects where sampling has happened as much as the water itself.

Keep reading

How to test your waterBest water filtersFilter shower headsWater testing kitsUK water rankingsWater hardness checkerWater hardness map

River and groundwater readings near LL14

Environment Agency samples from rivers, groundwater and reservoirs nearby. Not your tap water. For scale they are shown against drinking water limits; rivers are judged against much stricter environmental standards, and on those every river in England fails for chemicals.

SubstanceReadingDrinking water limit
Turbidity14 NTU4 NTU
pH8.38 pHNone
Temperature14.1 °CNone
Conductivity617 µS/cmNone
Nitrate2.8 mg/L50 mg/L
Phosphate0.076 mg/LNone
Dissolved Oxygen9.95 mg/LNone
Nitrite0.01 mg/L0.5 mg/L
Ammonia0.052 mg/L0.5 mg/L
Chromium0.00054 mg/L0.05 mg/L
Arsenic0.0015 mg/L0.01 mg/L
Copper0.0046 mg/L2 mg/L

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Source: Dŵr Cymru Welsh Water test results, published through the Stream Water Data Portal; rivers and PFAS from the Environment Agency. Page updated . How we score · Where the data comes from