Postcode district outlook

Hosepipe ban in BN23

The hosepipe ban position for the BN23 postcode district — 688 live postcodes, served mostly by South East Water — checked against the national index on 19 August 2026. This is an index check, not a prediction.

The answer for BN23

Active

An official Temporary Use Ban is active for the South East Water supply area that covers most of BN23.

Postcodes
688
Primary supplier
South East Water
Share of district
100%
Sectors
4

Water-supply boundaries can cross postcode districts. View the official notice · Check an exact postcode for a definitive answer

Garden watering decision · BN23

Do not use a hosepipe

Hold off

A hosepipe restriction is active for this supply area. Follow your supplier’s notice and use only the watering methods it permits.

No weather-led watering estimate is being shown. This card updates automatically when a fresh forecast is published.

An official hosepipe restriction is currently active.

Estimate for an established mixed garden border · BN23 district

The answer compares the latest Met Office forecast with an estimated garden water need. It is guidance, not a precise measurement, and a hosepipe ban always takes priority.

Water suppliers covering BN23

The supplier split is mapped from the district’s centroid across the published water resource zones and is a guide, not an address-level guarantee.

  • South East Water

    Active100% of mapped units · high confidence · Full status page

Water resource zones near BN23

BN23 maps to the water resource zone below. Zones are the official planning areas suppliers use to report how much water they have.

Find your exact postcode

Every live postcode in BN23 is listed below. Choose one to open its local water outlook, or use the search box to find a specific address.

Pick a postcode to open its local water outlook

BN23 5 (125 postcodes)
BN23 6 (195 postcodes)
BN23 6AABN23 6ABBN23 6ADBN23 6AEBN23 6AFBN23 6AGBN23 6AHBN23 6AJBN23 6ALBN23 6ANBN23 6APBN23 6AQBN23 6ARBN23 6ASBN23 6ATBN23 6AUBN23 6AWBN23 6AXBN23 6AYBN23 6AZBN23 6BABN23 6BBBN23 6BDBN23 6BEBN23 6BFBN23 6BGBN23 6BHBN23 6BJBN23 6BLBN23 6BNBN23 6BPBN23 6BQBN23 6BSBN23 6BTBN23 6BUBN23 6BWBN23 6BXBN23 6BYBN23 6BZBN23 6DABN23 6DBBN23 6DDBN23 6DEBN23 6DFBN23 6DGBN23 6DHBN23 6DJBN23 6DLBN23 6DNBN23 6DPBN23 6DQBN23 6DRBN23 6DSBN23 6DTBN23 6DUBN23 6DWBN23 6DXBN23 6DYBN23 6DZBN23 6EABN23 6EBBN23 6EDBN23 6EEBN23 6EFBN23 6EGBN23 6EHBN23 6EJBN23 6ELBN23 6ENBN23 6EPBN23 6EQBN23 6ERBN23 6ESBN23 6ETBN23 6EUBN23 6EWBN23 6FABN23 6FBBN23 6FEBN23 6HABN23 6HBBN23 6HDBN23 6HEBN23 6HFBN23 6HGBN23 6HHBN23 6HJBN23 6HLBN23 6HNBN23 6HPBN23 6HQBN23 6HRBN23 6HSBN23 6HTBN23 6HUBN23 6HWBN23 6HXBN23 6HYBN23 6HZBN23 6JDBN23 6JFBN23 6JHBN23 6JPBN23 6JRBN23 6JSBN23 6JTBN23 6JUBN23 6JWBN23 6JXBN23 6JYBN23 6JZBN23 6LABN23 6LBBN23 6LDBN23 6LEBN23 6LFBN23 6LGBN23 6LHBN23 6LJBN23 6LLBN23 6LNBN23 6LPBN23 6LQBN23 6LRBN23 6LSBN23 6LWBN23 6LYBN23 6NABN23 6NBBN23 6NDBN23 6NEBN23 6NGBN23 6NHBN23 6NJBN23 6NLBN23 6NNBN23 6NPBN23 6NRBN23 6NSBN23 6NYBN23 6PABN23 6PDBN23 6PEBN23 6PHBN23 6PJBN23 6PLBN23 6PNBN23 6PTBN23 6PUBN23 6PWBN23 6PXBN23 6QABN23 6QDBN23 6QEBN23 6QFBN23 6QHBN23 6QJBN23 6QNBN23 6QUBN23 6QWBN23 6QYBN23 6RRBN23 6RSBN23 6RTBN23 6TABN23 6TBBN23 6TDBN23 6TEBN23 6TFBN23 6TGBN23 6THBN23 6TJBN23 6TLBN23 6TNBN23 6TPBN23 6TQBN23 6TRBN23 6TUBN23 6TWBN23 6TXBN23 6TYBN23 6TZBN23 6UABN23 6UBBN23 6UDBN23 6UEBN23 6UFBN23 6UGBN23 6UHBN23 6UJBN23 6ULBN23 6UNBN23 6UPBN23 6UQBN23 6UW
BN23 7 (234 postcodes)
BN23 7AABN23 7ABBN23 7ADBN23 7AEBN23 7AFBN23 7AGBN23 7AHBN23 7AJBN23 7ALBN23 7ANBN23 7APBN23 7AQBN23 7ARBN23 7ASBN23 7ATBN23 7AUBN23 7AWBN23 7AXBN23 7AYBN23 7AZBN23 7BABN23 7BBBN23 7BDBN23 7BEBN23 7BGBN23 7BHBN23 7BJBN23 7BLBN23 7BNBN23 7BPBN23 7BQBN23 7BSBN23 7BTBN23 7BUBN23 7DABN23 7DBBN23 7DDBN23 7DEBN23 7DFBN23 7DGBN23 7DHBN23 7DJBN23 7DLBN23 7DNBN23 7DPBN23 7DQBN23 7DRBN23 7DSBN23 7DTBN23 7DUBN23 7DWBN23 7DXBN23 7DYBN23 7EABN23 7EBBN23 7EDBN23 7EEBN23 7EFBN23 7EGBN23 7EHBN23 7ELBN23 7ENBN23 7EPBN23 7EQBN23 7ERBN23 7ESBN23 7ETBN23 7EUBN23 7EXBN23 7EYBN23 7FABN23 7FBBN23 7FDBN23 7FEBN23 7FRBN23 7HEBN23 7HFBN23 7HGBN23 7HHBN23 7HJBN23 7HLBN23 7HNBN23 7HPBN23 7HRBN23 7HSBN23 7HTBN23 7HWBN23 7HXBN23 7HYBN23 7HZBN23 7JABN23 7JBBN23 7JDBN23 7JEBN23 7JFBN23 7JGBN23 7JHBN23 7JJBN23 7JLBN23 7JNBN23 7JPBN23 7JQBN23 7JRBN23 7JSBN23 7JTBN23 7JUBN23 7JWBN23 7JXBN23 7JYBN23 7JZBN23 7LABN23 7LBBN23 7LDBN23 7LEBN23 7LFBN23 7LGBN23 7LHBN23 7LJBN23 7LLBN23 7LNBN23 7LPBN23 7LQBN23 7LRBN23 7LSBN23 7LTBN23 7LUBN23 7LWBN23 7LXBN23 7LYBN23 7LZBN23 7NABN23 7NBBN23 7NDBN23 7NEBN23 7NFBN23 7NGBN23 7NHBN23 7NJBN23 7NLBN23 7NNBN23 7NPBN23 7NQBN23 7NRBN23 7NSBN23 7NTBN23 7NUBN23 7NWBN23 7NXBN23 7NYBN23 7NZBN23 7PABN23 7PBBN23 7PDBN23 7PFBN23 7PGBN23 7PHBN23 7PJBN23 7PLBN23 7PNBN23 7PPBN23 7PQBN23 7PRBN23 7PSBN23 7PTBN23 7PUBN23 7PWBN23 7PXBN23 7PYBN23 7PZBN23 7QABN23 7QBBN23 7QDBN23 7QEBN23 7QFBN23 7QGBN23 7QHBN23 7QJBN23 7QLBN23 7QNBN23 7QPBN23 7QQBN23 7QRBN23 7QSBN23 7QTBN23 7QUBN23 7QWBN23 7QXBN23 7QYBN23 7QZBN23 7RABN23 7RBBN23 7RDBN23 7REBN23 7RGBN23 7RHBN23 7RJBN23 7RLBN23 7RNBN23 7RPBN23 7RQBN23 7RTBN23 7RUBN23 7RWBN23 7RXBN23 7RYBN23 7SABN23 7SBBN23 7SDBN23 7SEBN23 7SGBN23 7SHBN23 7SJBN23 7SLBN23 7SNBN23 7SPBN23 7SRBN23 7SWBN23 7TABN23 7TBBN23 7TDBN23 7TEBN23 7TFBN23 7TGBN23 7THBN23 7TJBN23 7TLBN23 7TNBN23 7TPBN23 7TQBN23 7TRBN23 7TSBN23 7TTBN23 7TUBN23 7TX
BN23 8 (134 postcodes)

Local reservoir outlook

The most recent published reservoir readings for the suppliers serving this district:

  • Ardingly Reservoir

    55.7% storage · observed 9 August 2026 · Detail

  • Arlington Reservoir

    67.2% storage · observed 9 August 2026 · Detail

Hosepipe ban rules for BN23

The rules that apply depend on your supplier’s notice. The general position: watering cans and buckets stay allowed, while a hosepipe connected to the mains is restricted during a Temporary Use Ban.

This is an index check, not a prediction. The postcode inventory comes from ONSPD Open Geography (onspd-latest-postcode-centroids), and the supplier split is mapped from district centroids. For a legally reliable answer for your address, use the exact-postcode checker or the supplier’s own checker.