Egham Water Treatment Works The Causeway Borough of Runnymede TW18 3BU

This site has had 2 applications since 2025: 1 approved, 0 refused.

• RU.26/0646 Split decision

  Egham Water Treatment Works The Causeway Borough of Runnymede TW18 3BU

  Details pursuant to discharge Conditions 5 (Remediation Strategy), 6 (Verification report), 11 (Written Scheme of Investigation), 12 (Construction Environmental Management Plan (CEMP)), 14 (Biodiversity Gain Plan) and 16 (Habitat Management and Monitoring Plan) of application RU.25/0969 for the installation of 1 new building and 1 new kiosk to facilitate the water treatment process at Egham Water Treatment Works, TW18 3BU.

1. 24 Jul 2025

   Received by Runnymede

2. 13 Mar 2026

   Decision issued: Grant Consent - subject to conditions

3. 30 Jul 2026

   Added to PlanIndex

Runnymede granted permission on 13 March 2026, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.

The published feed does not state which type of application this is; the register entry on Runnymede's portal will say. Our guide explains the common types.

• Egham Water Treatment Works The Causeway Borough of Runnymede TW18 3BU

  RU.26/0646 7m away

  Details pursuant to discharge Conditions 5 (Remediation Strategy), 6 (Verification report), 11 (Written Scheme of Investigation), 12 (Construction Environmental Management Plan (CEMP)), 14 (Biodiversity Gain Plan) and 16 (Habitat Management and Monitoring Plan) of application RU.25/0969 for the installation of 1 new building and 1 new kiosk to facilitate the water treatment process at Egham Water Treatment Works, TW18 3BU.

  Split decision

• 43 Woodhaw Egham Surrey TW20 9AR

  RU.25/0612 Submitted 25 Jul 2025 97m away

  Change of use from a dwelling house to create 1 x 2-bedroom flat and 1 x 1-bedroom flat with hip to gable roof extension , rear dormer and a single-storey rear extension and sub-division of existing garden to provide associated amenity space.

  Refused Amendments Extension Loft or dormer 37 docs
  Small domestic

• 43 Woodhaw Egham Surrey TW20 9AR

  RU.25/1495 Submitted 23 Oct 2025 97m away

  Certificate of Proposed Lawful Development for a hip to gable roof conversion with x2 rear dormer windows and front rooflights.

  Granted Outline Loft or dormer Windows or glazing 27 docs

• Tamesis 2 The Glanty, Egham TW20 9AW

  RU.21/1328 Submitted 30 Jul 2021 132m away

  Prior notification of proposed change of use from offices (Use Class B1a) to residential (Use Class C3) to provide 73 residential dwellings under the Town and Country Planning (General Permitted Development) (England) Order 2015 as amended Schedule 2, Part 3, Class O

  Refused Amendments 51 docs

• Unit 3c Lovett Road Staines-upon-thames Surrey TW18 3AZ

  RU.24/0102 Submitted 14 Feb 2024 165m away

  Advertisement Consent for Building Numeral Sign and Totem Sign

  Granted Advertising 8 docs

• Affinity Water Limited The Causeway Staines-upon-thames Surrey TW18 3BX

  RU.26/0718 180m away

  80% historically approved

  Details pursuant to discharge conditions 2 (Groundworks Method Statement), 3 (SuDS), 4 (Surface Water) and 6 (Habitat Management Plan) of application RU.25/0812 for: Creation of new vehicle entrance including new highway crossover, ground works and associated landscaping.

  Awaiting decision