What is the water hardness in Teesside?

Between 70 and 480 mg/L depending on the district, with a median of 143. The hardest measured district is TS27 at 480 mg/L and the softest is TS29 at 70. Figures come from water company drinking-water tests, with postcode-area estimates for districts that have no reading of their own.

Do I need a water softener in Teesside?

Usually not. At a median of 143 mg/L limescale is a minor issue in Teesside. A filter jug or a shower filter covers the everyday effects. Only districts at 180 mg/L or above are worth a softener quote.

Is Teesside a hard water area?

No. Tap water across the TS postcode area is moderately hard, with some scale over time but rarely enough to need a softener, with a median of 143 mg/L calcium carbonate. It ranges from 70 mg/L in TS29 to 480 mg/L in TS27, from 23 districts with their own water company reading and 6 estimated from the area.

Soft
Moderately soft
Slightly hard
Hard
Very hard

Hardness in mg/L as calcium carbonate, the scale UK water companies report in.

Hardness by TS district

Hardest first. Hard starts at 180 mg/L, very hard at 250. Districts marked with an asterisk take the area's median rather than a reading of their own.

District	Area	mg/L	Hardness
TS27	County Durham	480	very hard
TS28	County Durham	480	very hard
TS19	Stockton-on-Tees	158	moderately hard
TS20	Stockton-on-Tees	158	moderately hard
TS23	Stockton-on-Tees	155	moderately hard
TS8	Middlesbrough	150	moderately hard
TS15	Stockton-on-Tees	150	moderately hard
TS17	Stockton-on-Tees	150	moderately hard
TS24*	Hartlepool	143	moderately hard
TS11*	Redcar and Cleveland	143	moderately hard
TS22*	Stockton-on-Tees	143	moderately hard
TS25*	Hartlepool	143	moderately hard
TS1	Middlesbrough	143	moderately hard
TS2	Middlesbrough	143	moderately hard
TS6	Redcar and Cleveland	143	moderately hard
TS7	Middlesbrough	143	moderately hard
TS9*	North Yorkshire	143	moderately hard
TS14	Redcar and Cleveland	143	moderately hard
TS26*	Hartlepool	143	moderately hard
TS18	Stockton-on-Tees	138	moderately hard
TS16	Stockton-on-Tees	138	moderately hard
TS3	Middlesbrough	133	moderately hard
TS4	Middlesbrough	133	moderately hard
TS5	Middlesbrough	133	moderately hard
TS13	Redcar and Cleveland	130	moderately hard
TS10	Redcar and Cleveland	130	moderately hard
TS12	Redcar and Cleveland	130	moderately hard
TS21	County Durham	115	moderately soft
TS29	County Durham	70	moderately soft

You do not need a softener in Teesside.

At 143 mg/L the practical effects are minor. If you notice anything, it is usually chlorine rather than hardness: a shower filter or a filter jug deals with that.

Check your exact postcode

The area figure is a median. Your district can sit anywhere between 70 and 480 mg/L.

Nearby areas

Is Teesside a hard water area?: No. The median hardness across TS postcode districts is 143 mg/L calcium carbonate, which is moderately hard. 7% of the 29 districts we hold readings for are hard or very hard (180 mg/L and above).
What is the water hardness in Teesside?: Between 70 and 480 mg/L depending on the district, with a median of 143. The hardest measured district is TS27 at 480 mg/L and the softest is TS29 at 70. Figures come from water company drinking-water tests, with postcode-area estimates for districts that have no reading of their own.
Do I need a water softener in Teesside?: Usually not. At a median of 143 mg/L limescale is a minor issue in Teesside. A filter jug or a shower filter covers the everyday effects. Only districts at 180 mg/L or above are worth a softener quote.

Hardness as mg/L calcium carbonate from water company drinking-water tests and postcode checkers. See the UK hardness map for every area.