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Townsend House Strathnairn Street London Southwark SE1 5BU

26/AP/2857Awaiting decision
Lawful development certificate
Site boundary (council red line)

Proposal

Certificate of lawfulness (proposed) for excavation works were carried out on the site in the form of trial pits within the red line boundary to commence the foundation works associated with the development permitted scheme under planning permission 22/AP/3683.

Received
28 September 2026
Public comments
0 · last counted 2 November 2026
  1. Received28 Sep
  2. Validated5 Oct
  3. Consult.
  4. Target
  5. Decided

About this application

This is a planning application at Townsend House Strathnairn Street London Southwark SE1 5BU. Southwark has handled 7,761 applications of this type. It has been with the council since 1 October 2026 and is still awaiting a decision. There have been 2 other applications at this address. We hold 2,756 applications in total for the SE1 postcode area.

Application details

Postcode
SE1 5BU

Planning application dates

Date validated
5 October 2026

Additional information

Documents
6

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Flood zone 3: High probability (rivers and sea)
Also checked, none recorded (24)

flood storage areas, conservation areas, listed buildings, Article 4 directions, tree preservation orders, green belt, scheduled monuments, World Heritage Sites, World Heritage Site buffer zones, registered parks and gardens, registered battlefields, Heritage at Risk entries, nutrient neutrality catchments, national parks, National Landscapes, SSSIs, Special Areas of Conservation, Special Protection Areas, Ramsar sites, ancient woodland, national nature reserves, local nature reserves, heritage coasts and brownfield registers.

A guide only, from official open data; it is not a planning search. Flood zones cover rivers and sea, not surface water.

Data © Crown copyright and others · sources and licences

Contains public sector information from planning.data.gov.uk (MHCLG and local planning authorities), licensed under the Open Government Licence v3.0. © Crown copyright and database right 2026.

© Historic England 2026. Contains Ordnance Survey data © Crown copyright and database right 2026. The Historic England GIS Data contained in this material was obtained on 2026-11-03. The most publicly available up to date Historic England GIS Data can be obtained from HistoricEngland.org.uk.

© Natural England copyright. Contains Ordnance Survey data © Crown copyright and database right 2026.

© Environment Agency copyright and/or database right 2026. All rights reserved. Flood Map for Planning, Open Government Licence v3.0.

Contains Ordnance Survey data © Crown copyright and database right 2026.

Source: Office for National Statistics licensed under the Open Government Licence v.3.0. Contains OS data © Crown copyright and database right 2026.

Source: Southwark

Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.

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Around this site

For applicants and trades

Before the decision

You may need a flood risk assessment. Drainage & flood risk consultants near this site

The site is in flood zone 3 (Environment Agency).

Nearest first, within 25 miles of the site. Every firm is listed free.

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