Postcode district outlook

Hosepipe ban in CT4

The hosepipe ban position for the CT4 postcode district — 810 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 CT4

Active

An official Temporary Use Ban is active for the South East Water supply area that covers most of CT4.

Postcodes
810
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 · CT4

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 · CT4 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 CT4

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 CT4

CT4 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 CT4 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

CT4 5 (204 postcodes)
CT4 6 (276 postcodes)
CT4 6AACT4 6ABCT4 6ADCT4 6AECT4 6AFCT4 6AGCT4 6AHCT4 6AJCT4 6ALCT4 6ANCT4 6APCT4 6AQCT4 6ARCT4 6ASCT4 6ATCT4 6AUCT4 6AXCT4 6AYCT4 6AZCT4 6BACT4 6BBCT4 6BDCT4 6BECT4 6BFCT4 6BGCT4 6BHCT4 6BJCT4 6BLCT4 6BNCT4 6BPCT4 6BSCT4 6BTCT4 6BUCT4 6BXCT4 6BYCT4 6BZCT4 6DACT4 6DBCT4 6DDCT4 6DECT4 6DFCT4 6DGCT4 6DHCT4 6DJCT4 6DLCT4 6DNCT4 6DPCT4 6DQCT4 6DRCT4 6DSCT4 6DTCT4 6DUCT4 6DWCT4 6DXCT4 6DYCT4 6EACT4 6EBCT4 6EDCT4 6EECT4 6EFCT4 6EGCT4 6EHCT4 6EJCT4 6ELCT4 6ENCT4 6EPCT4 6EQCT4 6ETCT4 6EUCT4 6EWCT4 6EXCT4 6EYCT4 6EZCT4 6FECT4 6FFCT4 6FGCT4 6FHCT4 6FJCT4 6FLCT4 6FNCT4 6FPCT4 6FYCT4 6HACT4 6HBCT4 6HDCT4 6HECT4 6HFCT4 6HGCT4 6HHCT4 6HJCT4 6HLCT4 6HNCT4 6HPCT4 6HRCT4 6HSCT4 6HTCT4 6HUCT4 6HXCT4 6HYCT4 6HZCT4 6JACT4 6JBCT4 6JDCT4 6JECT4 6JFCT4 6JGCT4 6JHCT4 6JJCT4 6JLCT4 6JNCT4 6JPCT4 6JQCT4 6JRCT4 6JSCT4 6JTCT4 6JUCT4 6JXCT4 6JYCT4 6LACT4 6LECT4 6LGCT4 6LJCT4 6LLCT4 6LNCT4 6LPCT4 6LQCT4 6LRCT4 6LSCT4 6LTCT4 6LUCT4 6LXCT4 6LYCT4 6LZCT4 6NACT4 6NBCT4 6NDCT4 6NECT4 6NFCT4 6NGCT4 6NHCT4 6NJCT4 6NLCT4 6NNCT4 6NPCT4 6NRCT4 6NSCT4 6NUCT4 6NWCT4 6NXCT4 6NYCT4 6NZCT4 6PACT4 6PBCT4 6PDCT4 6PECT4 6PFCT4 6PGCT4 6PHCT4 6PJCT4 6PLCT4 6PNCT4 6PPCT4 6PRCT4 6PSCT4 6PTCT4 6PUCT4 6PWCT4 6PXCT4 6PYCT4 6PZCT4 6QACT4 6QBCT4 6QDCT4 6QECT4 6QFCT4 6QGCT4 6QHCT4 6QJCT4 6QLCT4 6QNCT4 6QQCT4 6QRCT4 6QSCT4 6QTCT4 6QUCT4 6QWCT4 6QXCT4 6QYCT4 6QZCT4 6RACT4 6RBCT4 6RDCT4 6RECT4 6RGCT4 6RHCT4 6RJCT4 6RLCT4 6RNCT4 6RPCT4 6RQCT4 6RRCT4 6RSCT4 6RTCT4 6RUCT4 6RWCT4 6RXCT4 6RYCT4 6SACT4 6SBCT4 6SDCT4 6SECT4 6SFCT4 6SGCT4 6SHCT4 6SJCT4 6SLCT4 6SNCT4 6SPCT4 6SRCT4 6SSCT4 6SUCT4 6SXCT4 6SYCT4 6SZCT4 6TACT4 6TBCT4 6TDCT4 6TECT4 6THCT4 6TJCT4 6TLCT4 6TNCT4 6TPCT4 6TQCT4 6TRCT4 6TSCT4 6TTCT4 6TUCT4 6TWCT4 6TXCT4 6TYCT4 6TZCT4 6UACT4 6UDCT4 6UECT4 6UFCT4 6UGCT4 6UHCT4 6UJCT4 6ULCT4 6UNCT4 6UPCT4 6UQCT4 6URCT4 6UTCT4 6UUCT4 6UWCT4 6UXCT4 6UYCT4 6XGCT4 6XHCT4 6XJCT4 6XLCT4 6XNCT4 6XPCT4 6XRCT4 6XSCT4 6XTCT4 6XUCT4 6XXCT4 6XYCT4 6YACT4 6YBCT4 6YDCT4 6YECT4 6YG
CT4 7 (221 postcodes)
CT4 7AACT4 7ABCT4 7ADCT4 7AECT4 7AFCT4 7AGCT4 7AHCT4 7AJCT4 7ALCT4 7ANCT4 7AQCT4 7ARCT4 7ASCT4 7ATCT4 7AUCT4 7AXCT4 7AYCT4 7AZCT4 7BACT4 7BBCT4 7BDCT4 7BECT4 7BGCT4 7BHCT4 7BJCT4 7BLCT4 7BNCT4 7BPCT4 7BQCT4 7BSCT4 7BTCT4 7BUCT4 7BWCT4 7BXCT4 7BYCT4 7DACT4 7DBCT4 7DDCT4 7DECT4 7DFCT4 7DGCT4 7DHCT4 7DJCT4 7DLCT4 7DNCT4 7DPCT4 7DRCT4 7DSCT4 7DTCT4 7DUCT4 7DWCT4 7DXCT4 7DYCT4 7DZCT4 7EACT4 7EBCT4 7EDCT4 7EECT4 7EFCT4 7EGCT4 7EHCT4 7EJCT4 7ELCT4 7ENCT4 7EPCT4 7EQCT4 7ERCT4 7ESCT4 7ETCT4 7EUCT4 7EWCT4 7EYCT4 7GACT4 7HACT4 7HBCT4 7HFCT4 7HGCT4 7HHCT4 7HLCT4 7HNCT4 7HPCT4 7HQCT4 7HRCT4 7HSCT4 7HTCT4 7HUCT4 7HXCT4 7HZCT4 7JACT4 7JDCT4 7JECT4 7JFCT4 7JGCT4 7JHCT4 7JJCT4 7JLCT4 7JNCT4 7JPCT4 7JQCT4 7JRCT4 7JSCT4 7JTCT4 7JUCT4 7JWCT4 7JXCT4 7JYCT4 7JZCT4 7LACT4 7LDCT4 7LECT4 7LFCT4 7LGCT4 7LHCT4 7LNCT4 7LPCT4 7LQCT4 7LRCT4 7LSCT4 7LTCT4 7LUCT4 7LWCT4 7LXCT4 7LYCT4 7LZCT4 7NACT4 7NBCT4 7NDCT4 7NECT4 7NFCT4 7NGCT4 7NHCT4 7NJCT4 7NLCT4 7NNCT4 7NPCT4 7NRCT4 7NSCT4 7NTCT4 7NUCT4 7NXCT4 7NYCT4 7PACT4 7PBCT4 7PDCT4 7PECT4 7PFCT4 7PGCT4 7PHCT4 7PPCT4 7PRCT4 7PSCT4 7PTCT4 7PUCT4 7PWCT4 7PXCT4 7PYCT4 7PZCT4 7QACT4 7QBCT4 7QDCT4 7QECT4 7QHCT4 7QJCT4 7QLCT4 7QNCT4 7QPCT4 7QQCT4 7QRCT4 7QSCT4 7QTCT4 7QUCT4 7QWCT4 7QXCT4 7QYCT4 7QZCT4 7RACT4 7RBCT4 7RDCT4 7RECT4 7RFCT4 7RGCT4 7RHCT4 7RJCT4 7RLCT4 7RNCT4 7RPCT4 7RQCT4 7RRCT4 7RSCT4 7RTCT4 7RUCT4 7RWCT4 7RXCT4 7RYCT4 7RZCT4 7SACT4 7SBCT4 7SECT4 7SHCT4 7TACT4 7TBCT4 7TDCT4 7TECT4 7TFCT4 7TGCT4 7THCT4 7TJCT4 7TLCT4 7TNCT4 7TPCT4 7TQCT4 7TRCT4 7TSCT4 7TTCT4 7TUCT4 7TWCT4 7TXCT4 7TYCT4 7TZCT4 7UACT4 7YE
CT4 8 (109 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 CT4

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.