KW

IV

PH

DD

PAFK

KY

G

KA

ML

EH

DGNE

CA

LA

BD

FY

IM

BT

PR

LWN

BL OLHX

WF

HU

DNHD

MWA S

SK

CWCH

LL

SY

SA

CF

NP

TF

STDE

NG

LN

LD HR

WV

WS LE PENR

IP

CBNN

CVB

WR

COSG

MK

OXLU

HPAL

BSSN

RGSL

MECT

TNRHGUBA

SP SO

PO BNEX

TA

DT

WDEN

HA

UBIG

RM

DABRCRKT

TW

NWN E

SESWSM

W WC EC

BH

TQPL

TR

GL CM

SSGreaterLondon

DY

BB LS

YONG

DH SR

DL TS

TD

AB

Soft to moderately soft

0 - 100 ppm* as calcium carbonate

* parts per million

Medium to moderately hard

100 - 200 ppm* as calcium carbonate

Hard to very hard

Above 200 ppm* as calcium carbonate

SCOTLAND AB Aberdeen SDD Dundee SDG Dumfries & Galloway SEH Edinburgh SFK Falkirk & Stirling SG Glasgow STD Galashiels SKA Kilmarnock SKW Kirkwall SKY Kirkcaldy SML Motherwell SPA Paisley SPH Perth SIV Inverness S

NORTHERN IRELAND BT S

NORTH WEST BB Blackburn SBD Bradford SBL Bolton SCA Carlisle H /SCH Chester S / HCW Crewe SFY Blackpool SHD Huddersfield SHX Halifax SL Liverpool SLA Lancaster SM Manchester SOL Oldham SPR Preston SSK Stockport SWA Warrington SWN Wigan S

NORTH EAST DH Durham SDL Darlington SHG Harrogate SHU Hull HLS Leeds H /SNE Newcastle upon Tyne HSR Sunderland HTS Cleveland [Teesside] SWF Wakefield HYO York H

WALES CF Cardiff SLD Llandrindod Wells MLL Llandudno MNP Newport MSA Swansea SSY Shrewsbury M

WEST MIDLANDS B Birmingham S / M / HCV Coventry HDY Dudley MHR Hereford MNN Northampton HST Stoke-on-Trent HTF Telford HWR Worcester MWS Walsall MWV Wolverhampton H

EAST MIDLANDS CB Cambridge HCO Colchester HDE Derby H /SDN Doncaster HIP Ipswich HLE Leicester HLN Lincoln HNG Nottingham HNR Norwich HPE Peterborough HS Sheffield H

SOUTH WEST BA Bath HBH Bournemouth HBS Bristol HDT Dorchester HEX Exeter SGL Gloucester MPL Plymouth SSN Swindon HSP Salisbury HTA Taunton MTQ Torquay STR Truro S

SOUTH EAST AL St Albans HBN Brighton HCM Chelmsford HCT Canterbury HGU Guildford HHP Hemel Hempstead HLU Luton HME Medway / Rochester HMK Milton Keynes HOX Oxford HPO Portsmouth HRG Reading HRH Redhill MSG Stevenage HSL Slough HSO Southampton HSS Southend-on-Sea HTN Tonbridge H

GREATER LONDON BR Bromley HCR Croydon HDA Dartford HE London E HEC London EC HEN Enfield HHA Harrow HIG Ilford HKT Kingston upon Thames HN London N HNW London NW HRM Romford HSE London SE HSM Sutton HSW London SW HTW Twickenham HUB Southall Uxbridge HW London W HWC London WC HWD Watford H