GrantedInfrastructureDecided 28 February 2022

Leixlip Water Treatment Plant Site, Cooldrinagh & Backwestonpark lands, Leixlip, Co. Dublin

Demolition and upgrade works at Leixlip Water Treatment Plant.

SD21A/0272 · South Dublin County Council · Lodged 1 February 2022

Reference: SD21A/0272
Authority: South Dublin County Council
Register status: Decided
Type: Permission
Received: 1 February 2022
Floor area: 656 m²

Summary

AI-generated

The project involves the demolition of a workshop and carbon building, followed by the construction of a sulphuric acid facility, a lime storage facility with 12.3m silos, a new workshop, and a de-alkalisation plant conversion.

Infrastructureinfrastructurewater treatmentdemolition

Generated from the description above by an AI model and may contain mistakes. The council’s description is the authoritative record.

Official record

Development description

Demolition of existing workshop and (defunct) activated carbon building adjacent the old/northern treatment plant building; construction of a sulphuric acid storage and dosing facility building (single storey up to approximately 8.7 metres in height) adjacent the new/southern treatment plant building; construction of a lime storage & dosing facility building (single storey up to approximately 11 metres in height) adjoining the old/northern treatment plant building, associated external storage silos (2) with external staircase (up to approximately 12.3 metres in height) partially enveloped with a perforated metal architectural screen, and ancillary plant and equipment; reconfiguration and repurposing for use as a de-alkalisation plant of existing (disused) high-lift pump hall within the old/northern treatment plant building; construction of a new ancillary workshop building (single storey up to approximately 4.5 metres in height) to the rear/south of the 'old/northern treatment plant building; temporary and enabling works to facilitate construction and continued / uninterrupted operation of the treatment plant site; associated network of underground pipelines/connections, and redirection of existing where necessary, throughout the site; provision of additional car parking (to the rear/south of the old/northern treatment plant building), modification and extension of existing drainage, utility and services infrastructure and connections to serve and facilitate new and reconfigured buildings, and all other associated and ancillary development and works above and below ground level.

Land-use zoning

What this land is zoned for

HA-LVHA

“To protect and enhance the outstanding character and amenity of the Liffey Valley”

National zoning type: Conservation, amenity or buffer space, corridor/belt, landscape

Objective set by the South Dublin County Development Plan 2022-2028 (2022–2028). The planning authority decides each application on its own merits — this is the zoning context, not a compliance assessment.

Read the zoning objectives in the development plan

Built & sold

What happened next

Beyond the decision: whether this development was built, and what property here has sold for.

Built — construction complete

A commencement notice records works starting on 25 November 2022. A completion certificate was lodged on 28 April 2025.

Notified floor area: 113 m²

3 commencement notices are linked to this development.

Recent sales nearby

within 500 m

Residential Property Price Register sales within 500 metres of this site
Address	Date	Price	Distance
Apt 12 Liffey View Apartments, Main Street, Leixlip	May 2026	€196,000	384 m
Apt 9., Liffey View, Caslt Court Leixlip	Oct 2025	€104,000	395 m
2 Cooldrinagh Terrace, Cooldrinagh Lane, Leixlip	Aug 2025	€557,500	400 m
67 Main St, Leixlip, Co. Kildare	May 2026	€350,000	405 m
No 612 Fountain Courtyard, K Club, Straffan	Jan 2026	€395,000	411 m
28b Springfort Meadows, Leixlipnot full market price · price excludes VAT	Oct 2025	€295,000	416 m
29a Springfort Meadows, Leixlipnot full market price · price excludes VAT	Oct 2025	€295,000	416 m
29b Springfort Meadows, Leixlipnot full market price · price excludes VAT	Oct 2025	€295,000	416 m

Nearby properties, not this site — a guide to local values.

Sources: Building Control Management System (commencement notices) and the Residential Property Price Register, licensed under CC BY 4.0. Records are matched to this application by location and may not be exhaustive; always confirm against the official source before relying on them.

Key dates

Timeline

Application received1 February 2022
Further information requested29 November 2021
Further information received1 February 2022
Decision due28 February 2022
Decision issued28 February 2022
Grant issued13 April 2022

In the area

Applications near this site

Other planning applications within about 500 m — what else is being proposed or built nearby.

Related developments

Similar applications

Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.

Community

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What local people think about this application.

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