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tapwater
England and Wales average 9.0

Tap water in BH13, Bournemouth, Christchurch and PooleToo few tap tests to call it.Very hard.

Supplied by Wessex Water. 8 substances, latest on 4 March 2024. These are river and groundwater samples near BH13, not tests of treated tap water, so treat the score as a rough guide.

9.4 / 10

The tank is as full as the score. The specks are the minerals that make water hard.

What to do about it

Hard water: compare softener quotes

At 295 mg/L a softener is the only thing that stops limescale. Filters do not soften water.

It pays for itself in most homes at this hardness, through a boiler that stays efficient and appliances that last.

ZeroWater 12-Cup Ready-Pour

ZeroWater 12-Cup Ready-Pour

£40typical price

Households concerned about PFAS and heavy metals

Waterdrop 10UA Under Sink

Waterdrop 10UA Under Sink

£70typical price

High-volume under-sink filtration without RO complexity

We earn a commission if you buy through these links, at no extra cost to you. It never changes which product we put first. How we make money

What's in a glass of BH13 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.

Ammonia came closest to a limit, at 9% of it. 3 of 3 substances used under a quarter of theirs.

0%25%50%75%limitLegal limitNitrite: 0.011 mg/L, 2% of the 0.5 mg/L limitNitrite2%Nitrate: 2.9 mg/L, 6% of the 50 mg/L limitNitrate6%Ammonia: 0.047 mg/L, 9% of the 0.5 mg/L limitAmmonia9%
  1. Ammonia9%
  2. Nitrate6%
  3. Nitrite2%
  • pH 7.73 pH
  • Temperature 8 °C
  • Conductivity 383 µS/cm
  • Dissolved Oxygen 11.9 mg/L
  • Phosphate 0.017 mg/L
All 8 results as a table
SubstanceResultLegal limitShare of limit
pH7.73 pHNo legal limit–
Temperature8 °CNo legal limit–
Conductivity383 µS/cmNo legal limit–
Ammonia0.047 mg/L0.5 mg/L
9%
Nitrate2.9 mg/L50 mg/L
6%
Nitrite0.011 mg/L0.5 mg/L
2%
Dissolved Oxygen11.9 mg/LNo legal limit–
Phosphate0.017 mg/LNo legal limit–

295mg of limescale minerals in every litre, typical for the BH area. BH13 has no reading of its own.

This is the water that furs up kettles

Very hard on the UK scale. It is fine to drink. It is hard on boilers, showers, skin and anything that heats water, and a jug or tap filter will not change that.

Soft400 mg/L

Softener quotes for BH13

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Outside your tap

Your coastal water is the Dorset / Hampshire, rated good

The Environment Agency rated the Dorset / Hampshire as good for ecological health in its 2025 assessment, meaning the coastal water is only slightly changed from its natural state. It fails the chemical test, as every river, estuary and stretch of coast in England does, because of long-lasting pollutants such as mercury, PFOS (a forever chemical) and old flame retardants.

None of this is a test of your tap water. Environment Agency record · River health across England

Within 10 km

232

forever-chemical detections in nearby rivers and groundwater

At 2 sites. The highest was PFBS at 0.016 µg/L, at River Stour at Iford Bridge, 8.8 km away, in July 2026. These are river and borehole samples, not tests of your tap water.

Every PFAS sample around Bournemouth · Which filters remove PFAS · PFAS explained

BH13 in short

Tap water in BH13 (Bournemouth, Christchurch and Poole) is supplied by Wessex Water in the Bournemouth, Christchurch and Poole Central zone and scores 9.4 out of 10, against an England and Wales average of 9.0. None of the 8 tested substances came close to a limit. The latest sample is from 4 March 2024.

  • The newest sample here is from March 2024That is over 2 years old, so treat this page as a record of past results rather than today's tap water.
  • Very hard water at 295 mg/LThe threshold for very hard is 250 mg/L. Expect visible limescale on taps and in kettles across the BH postcode area. How hardness is measured
  • 4th cleanest of 18 areas tested in Bournemouth, Christchurch and PooleOnly 3 areas in Bournemouth, Christchurch and Poole scored higher. The best is BH1 on 9.4.

Questions about BH13 water

Is BH13 tap water safe to drink?

Based on the latest tests, BH13 (Bournemouth, Christchurch and Poole) water scores 9.4/10, which is safe. 0 of 8 tested contaminants exceeded recommended levels. Water is supplied by Wessex Water.

What contaminants are in BH13 water?

We tested 8 contaminants in BH13 water. None exceeded recommended safe levels. PFAS (forever chemicals) were also measured in rivers and groundwater within 10 km, though not in the tap-water tests themselves.

Who supplies water in BH13?

BH13 (Bournemouth, Christchurch and Poole) is supplied by Wessex Water. You can view their full profile and compliance data on our supplier page.

Is BH13 water hard or soft?

No hardness reading has been published for BH13 itself. Across the BH postcode area the typical value is 295 mg/L CaCO3, which is classified as very hard. Hard water can cause limescale buildup. A water softener or filter jug may help.

Should I use a water filter in BH13?

BH13 water scored 9.4/10 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 BH13 water?

The tap-water tests we hold for BH13 do not include a PFAS result. Environment Agency monitoring found PFAS in 232 river and groundwater samples from 2 sites within 10 km of BH13, the highest being PFBS at 0.016 µg/L about 8.8 km away. These are environmental samples, not tests of tap water. The UK currently has no legal limit for PFAS in drinking water; the Drinking Water Inspectorate uses a 0.1 µg/L guideline for individual compounds. Reverse osmosis filters can reduce PFAS levels.

How clean is the coastal water near BH13?

The Environment Agency rated the Dorset / Hampshire as good for ecological health in its 2025 assessment, meaning the coastal water is only slightly changed from its natural state. It fails the chemical test, as every river, estuary and stretch of coast in England does, because of long-lasting pollutants such as mercury, PFOS (a forever chemical) and old flame retardants. This is a rating of the coastal water, not of tap water in BH13, which is treated before it reaches homes.

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We'll email you when water quality data changes for BH13.