Proposed upgrades to the Ballyhaunis WWTP at Ballyhaunis Wastewater Treatment Plant, Abbeyquarter
Ballyhaunis Wastewater Treatment Plant, Abbeyquarter, Ballyhaunis
1.21 ha · Granted · permission to Aug 2031 (estimate)
Planning application 2660477 to Mayo County Council: Proposed upgrades to the Ballyhaunis WWTP: Installation of new preliminary treatment, anoxic tank, aeration tank, final settlement tank, at Ballyhaunis Wastewater Treatment Plant, Abbeyquarter, Ballyhaunis. Granted by the council on 7 August 2026. The permission normally runs to August 2031 (an estimate: the grant plus five years).
Timeline
- Application lodged
- Council granted
- Permission normally ends (estimate)
The end date is an estimate: the grant plus five years, the normal life of a permission. An extension or a commencement changes it.
Key facts
Proposed development
We, Uisce Éireann, intend to apply for permission for development at this site: Ballyhaunis Wastewater Treatment Plant, Abbeyquarter, Ballyhaunis, Co. Mayo, F35 KC91. The development will consist of proposed upgrades to the Ballyhaunis WWTP: Installation of new preliminary treatment, anoxic tank, aeration tank, final settlement tank, thickened sludge holding tank, sludge pumping kiosk, stormwater storage tank, reuse/washdown system, alkalinity dosing system, standby generator and fuel storage, attenuation tank and oil interceptor, PV panels, fencing, mechanical, electrical and associated site works. Decommissioning of existing screening, belt press conveyor, fencing and the sand filtration unit.
Planning status
Permission was granted on 7 Aug 2026. The four-week appeal period has passed with no appeal recorded, so the permission is final. Works can start once a commencement notice is lodged; the permission normally runs to Aug 2031 (estimate).
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Nearby applications
Other applications on the Mayo register close to this address.
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Related
About this page: the facts above come from the statutory public planning register kept by Mayo County Council and are refreshed weekly (last updated 21 Sept 2026). Applicant names and contact details are not shown. Status labels are PlanningLeads' plain-language reading of the register status and the "Use" label is classified by AI from the public description (see how we use AI); neither is legal advice and the council's file is the record. How we handle this data: privacy notice.
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