Stillorgan Reservoir, Mulchanstown,Co.Dublin
Data updated 12 Sept 2026 · register lag up to 7 days · sources & freshness
D16A/0855 is a planning application for permission at Stillorgan Reservoir, Mulchanstown,Co.Dublin, received by Dún Laoghaire-Rathdown County Council on 18 Nov 2016 and first seen by Planning Register on 11 Sept 2026. The application describes: Permission for the development of a covered treated drinking water reservoir. The council granted permission on 1 Jun 2017. The five-week observation window closed on 23 Dec 2016. An Coimisiún Pleanála decided appeal 248782 on 21 Dec 2017 (grant conditions). A commencement notice (CN0069268DR) was lodged on 12 Oct 2020, so works have started on site. The site is zoned G1 — open space with recreation under the Dún Laoghaire-Rathdown County Council development plan. Within 500 m there are 65 other decided applications in the last five years and 4 appeals.
Proposal
Permission for the development of a covered treated drinking water reservoir
The description is truncated at source (80 characters in the national feed). The full text is on the council register.
- Status
- Appeal decided
- Decision
- Grant permission on 1 Jun 2017
- Site (from polygon)
- 21.40 ha
- Location precision
- site (coords_polygon)
Timeline
- 18 Nov 2016New applicationObservation window closed 23 Dec 2016
- 20 Jan 2017Further information requested
- 10 Apr 2017Further information received
- 1 Jun 2017DecisionAppeal window closed 29 Jun 2017
- 27 Jun 2017Appeal lodged

Full planning report for 53.27881, -6.20399
One document, every dataset, each section with its source and fetch time. Print it or download it as a PDF. It informs a planning search; it is not a statutory search.
1 Where this is — preview
1 Deadlines still open
Appeal
Commencement
- Commencement notice CN0069268DR
Zoning at the site
Objective F: F To preserve and provide for open space with ancillary active recreational amenities.
Open space with active recreational amenities — pitches, courts, play areas.
Objective A: A To provide residential development and improve residential amenity while protecting the existing residential amenities
An established residential area. The objective is to protect existing residential amenity as well as to provide housing — which is the objective a neighbour's objection to an overbearing extension is usually argued under.
Objective F: F To preserve and provide for open space with ancillary active recreational amenities.
Open space with active recreational amenities — pitches, courts, play areas.
Objective A: A To provide residential development and improve residential amenity while protecting the existing residential amenities
An established residential area. The objective is to protect existing residential amenity as well as to provide housing — which is the objective a neighbour's objection to an overbearing extension is usually argued under.
Designations within 250 m
OPW flood extent nearby — flag only (licence); floodinfo.ie.
- Architectural Conservation Area · 1
- EPA-licensed facility · 1
- Radon risk area · 14
- Record of Protected Structures · 8
- Recorded monument · 1
Provenance
Register row from the national planning applications feed (NPAD), fetched 11 Sept 2026, 15:18 (store id 37981). Deadlines were computed by the store from the received / decided dates under the Planning and Development Act 2000 and are recorded as events, not recomputed here. Council register: https://planning.agileapplications.ie/dunlaoghaire/application-details/?ref=D16A/0855.
Source: npad · fetched 11 Sept 2026, 15:18
| Source | Licence | Fetched | Link |
|---|---|---|---|
| npad | CC-BY-4.0 | 11 Sept 2026, 15:18 | open |