Planning appeal decision
20 The Hermitage, Richmond, TW10 6SH
Planning appeal 3286848 at 20 The Hermitage, Richmond, TW10 6SH (Richmond Upon Thames London Borough Council) was allowed on 2 March 2022 by Inspector Tucker A, by written representations. The main issue, as the Inspector framed it: The effect of the proposal on groundwater throughflow.
Rear extension to the Lower Ground and Upper Ground floor, including a rear courtyard and landscaping works. Existing garage to be re-built as a store and garden room with new roof profile to match no. 21
- Appeal type
- householder · Planning Appeal
- Procedure
- Written Representations
- Development
- residential · Householder developments
- Inspector
- Tucker A
- Postcode
- TW10 6SH
Main issues, as the Inspector framed them
- The effect of the proposal on groundwater throughflow.
What decided it
The groundwater assessment demonstrating that groundwater is well below the proposed excavation depth, combined with the existing lower ground floor's proven resilience to water ingress, satisfied the Inspector that the proposal would not adversely impact groundwater throughflow.
What the Inspector cited
- Development plan policies
- Policy LP11
How the Inspector dealt with each one is set out in the app, in order: the development plan, national policy, housing land supply, other considerations and the planning balance, beside the letter.
See how each was appliedThe decision letter
Town Planner Pro holds this letter. The Appeals plan opens it and every other letter we hold, all of them searchable, with the main issues and what decided each case picked out. We do not show letters on the free site because they carry people’s names and addresses.
With an account
What an account adds to this decision


More decisions in Richmond upon Thames
The authority’s record since 2016 · every decision in 2022
- Allowed16 February 2026600032518 Wellington Rd, Hampton, Richmond Upon Thames, TW12 1JT
- Allowed10 February 20266000436265 Waldegrave Road, Twickenham, TW1 4SU
- Dismissed6 February 20266000389The Coach House, Vicarage Road, Teddington, TW11 8EZ
- Allowed27 January 20266001465The Boathouse, Ranelagh Drive, Twickenham, TW1 1QZ
- Dismissed29 December 20253358041Grosvenor Garage , Fitzgerald Avenue, East Sheen , London , SW14 8SZ
The main issues, what decided it, the planning balance and the policies and judgments listed as cited are read from the published letter by Town Planner Pro and are our summary, not the Inspector’s words; the letter itself is the record. Contains public sector information licensed under the Open Government Licence v3.0. Research, not advice.
®