Postcode district outlook

Hosepipe ban in TN1

The hosepipe ban position for the TN1 postcode district — 399 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 TN1

Active

An official Temporary Use Ban is active for the South East Water supply area that covers most of TN1.

Postcodes
399
Primary supplier
South East Water
Share of district
100%
Sectors
2

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

Garden watering decision · TN1

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 · TN1 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 TN1

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 TN1

TN1 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 TN1 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

TN1 1 (172 postcodes)
TN1 2 (227 postcodes)
TN1 2AATN1 2ABTN1 2ADTN1 2AHTN1 2AJTN1 2ANTN1 2APTN1 2ARTN1 2ASTN1 2AWTN1 2AXTN1 2AYTN1 2AZTN1 2BATN1 2BBTN1 2BDTN1 2BETN1 2BFTN1 2BHTN1 2BJTN1 2BLTN1 2BPTN1 2BSTN1 2BTTN1 2BUTN1 2BWTN1 2BXTN1 2BYTN1 2BZTN1 2DATN1 2DBTN1 2DETN1 2DFTN1 2DLTN1 2DNTN1 2DPTN1 2DQTN1 2DRTN1 2DSTN1 2DUTN1 2DWTN1 2DXTN1 2DYTN1 2DZTN1 2EATN1 2EBTN1 2EDTN1 2EETN1 2EFTN1 2EGTN1 2EHTN1 2EJTN1 2ENTN1 2EPTN1 2EQTN1 2ERTN1 2ESTN1 2ETTN1 2EUTN1 2EXTN1 2EYTN1 2EZTN1 2FATN1 2FBTN1 2FDTN1 2FETN1 2FHTN1 2FJTN1 2FLTN1 2FNTN1 2FPTN1 2FQTN1 2FRTN1 2FSTN1 2FTTN1 2FUTN1 2GATN1 2GBTN1 2GDTN1 2GETN1 2HETN1 2HGTN1 2HHTN1 2HJTN1 2HNTN1 2HPTN1 2HQTN1 2HRTN1 2HSTN1 2HTTN1 2HUTN1 2HWTN1 2HXTN1 2HYTN1 2JATN1 2JBTN1 2JDTN1 2JETN1 2JFTN1 2JGTN1 2JHTN1 2JJTN1 2JLTN1 2JNTN1 2JPTN1 2JQTN1 2JRTN1 2JSTN1 2JTTN1 2JUTN1 2JWTN1 2JXTN1 2JYTN1 2JZTN1 2LATN1 2LBTN1 2LDTN1 2LETN1 2LGTN1 2LHTN1 2LJTN1 2LLTN1 2LNTN1 2LPTN1 2LQTN1 2LRTN1 2LUTN1 2LWTN1 2LXTN1 2LYTN1 2LZTN1 2NATN1 2NBTN1 2NDTN1 2NETN1 2NFTN1 2NGTN1 2NHTN1 2NJTN1 2NLTN1 2NNTN1 2NPTN1 2NQTN1 2NRTN1 2NSTN1 2NTTN1 2NUTN1 2NXTN1 2NYTN1 2PATN1 2PBTN1 2PETN1 2PFTN1 2PGTN1 2PHTN1 2PLTN1 2PSTN1 2PTTN1 2PWTN1 2PYTN1 2QBTN1 2QDTN1 2QETN1 2QHTN1 2QJTN1 2QLTN1 2QPTN1 2QRTN1 2QSTN1 2QTTN1 2QUTN1 2QWTN1 2QXTN1 2QYTN1 2QZTN1 2RATN1 2RETN1 2RFTN1 2RGTN1 2RHTN1 2RJTN1 2RLTN1 2RNTN1 2RPTN1 2RQTN1 2RRTN1 2RSTN1 2RTTN1 2RUTN1 2RXTN1 2RYTN1 2RZTN1 2SBTN1 2SDTN1 2SFTN1 2SHTN1 2SLTN1 2SPTN1 2SRTN1 2SSTN1 2SWTN1 2TBTN1 2TDTN1 2TETN1 2THTN1 2TTTN1 2TUTN1 2TXTN1 2UGTN1 2UJTN1 2ULTN1 2UNTN1 2UYTN1 2WJTN1 2XBTN1 2XDTN1 2XETN1 2XHTN1 2XJTN1 2XLTN1 2XNTN1 2XPTN1 2XWTN1 2XZTN1 2YATN1 2YGTN1 2YW

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 TN1

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.