Aldenham Reservoir Aldenham Road Elstree Hertfordshire
Proposal
Application to modify planning obligation dated 2nd July 2024 to modify the definition of 'substantially commenced' within the Section 106 Agreement secured pursuant to the planning applications for 1) Aldenham Reservoir Safety Improvement Works at the Aldenham Reservoir Dam (application ref. 22/2148/FUL) and 2) Employment Development at Land to the South of Aldenham Reservoir (application ref. 22/2147/OUT).
- Received
- 1 September 2026
- Decided
- 12 October 2026 · Application Withdrawn
- Public comments
- 26 · last counted 13 October 2026
- Council
- Hertsmere Borough Council
- Ward
- Elstree
- ReceivedSubmitted1 Sep
- ValidatedValidated1 Sep
- Consult.Consultation1 Oct
- TargetTarget Date
- DecidedDecided12 Oct
Decided in 41 days
This is a planning application at Aldenham Reservoir Aldenham Road Elstree Hertfordshire. Hertsmere has handled 4,967 applications of this type and approves 85% of them, typically deciding them in 56 days. This one was decided in 41 days, 2 weeks quicker than Hertsmere's median. There have been 3 other applications at this address. In the past year there have been 89 applications across Elstree. We hold 901 applications in total for the WD6 postcode area.
Application Details
Applicant & Agent
Planning Application Dates
Planning Decision
Publicity
Appeal
Additional Information
Source: Hertsmere
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Planning history at this site
3 other applications at this property, newest first.
- 202620 Mar
Application for approval of details reserved by condition 6 (hard surfaced areas) of planning permission…
ApprovedDischarge of conditions26/0373/DOC - 202616 Mar
Application for approval of details reserved by condition 3 (Site Waste Management Plan) of planning…
ApprovedDischarge of conditions26/0344/DOC - 202627 Feb
Application for a non-material amendment to allow for alterations to the wording of conditions 6 (details of…
ApprovedNon-material amendment26/0265/MA
Planning constraints
Designations at the address point. Ones next to the site may also apply.
- Green belt: Hertsmere
- Flood zone 1: Low probability (rivers and sea)
Not published by this council, so not checked: Article 4 directions. Ask the council if these matter.
Possibly incomplete for this council: tree preservation orders.
Also checked, none recorded (21)
flood storage areas, conservation areas, listed buildings, 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 2026-10-09. 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.
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