Water Hardness in Nottingham

The average water hardness in Nottingham is 243 ppm, classified as hard. Nottingham is served by Severn Trent Water, covering 30 postcode districts across Nottinghamshire in the East Midlands region.

Hardness varies across the area — see the table below for a breakdown by postcode district.

Postcode	Water Company	Hardness	PPM	Level
NG31	Severn Trent Water	300 ppm	300 ppm	Hard
NG25	Severn Trent Water	271 ppm	271 ppm	Hard
NG24	Severn Trent Water	270 ppm	270 ppm	Hard
NG23	Severn Trent Water	269 ppm	269 ppm	Hard
NG9	Severn Trent Water	269 ppm	269 ppm	Hard
NG22	Severn Trent Water	268 ppm	268 ppm	Hard
NG8	Severn Trent Water	268 ppm	268 ppm	Hard
NG21	Severn Trent Water	267 ppm	267 ppm	Hard
NG7	Severn Trent Water	267 ppm	267 ppm	Hard
NG20	Severn Trent Water	266 ppm	266 ppm	Hard
NG6	Severn Trent Water	266 ppm	266 ppm	Hard
NG5	Severn Trent Water	265 ppm	265 ppm	Hard
NG4	Severn Trent Water	264 ppm	264 ppm	Hard
NG3	Severn Trent Water	263 ppm	263 ppm	Hard
NG2	Severn Trent Water	262 ppm	262 ppm	Hard
NG1	Severn Trent Water	261 ppm	261 ppm	Hard
NG19	Severn Trent Water	242 ppm	242 ppm	Hard
NG18	Severn Trent Water	241 ppm	241 ppm	Hard
NG17	Severn Trent Water	240 ppm	240 ppm	Hard
NG16	Severn Trent Water	239 ppm	239 ppm	Hard
NG15	Severn Trent Water	238 ppm	238 ppm	Hard
NG14	Severn Trent Water	237 ppm	237 ppm	Hard
NG13	Severn Trent Water	236 ppm	236 ppm	Hard
NG12	Severn Trent Water	235 ppm	235 ppm	Hard
NG11	Severn Trent Water	234 ppm	234 ppm	Hard
NG10	Severn Trent Water	233 ppm	233 ppm	Hard
NG80	Severn Trent Water	162 ppm	162 ppm	Moderately Hard
NG34	Severn Trent Water	152 ppm	152 ppm	Moderately Hard
NG33	Severn Trent Water	151 ppm	151 ppm	Moderately Hard
NG32	Severn Trent Water	150 ppm	150 ppm	Moderately Hard

Postcode

Water Company

Hardness

PPM

Level

NG31

Severn Trent Water

300 ppm

Hard

NG25

Severn Trent Water

271 ppm