Planning near you · Mayo · Ref 2460708
The construction of a single data centre building located to the north of the site,…
Mullafarry and Tawnaghmore Upper , Killala , Co. Mayo
Appeal decision: REFUSED (2026-09-15)
- Applicant
- Not supplied in our sources
- Proposed use
- See council description
The story so far
Application timeline
Recorded milestones for this application. A permission is not evidence that building work has started.
- Application received
Source: NPAD
NPAD · source SHA-256:
e42eabc448c7adf5· field: ReceivedDateaff20f14e9dbfd99 7421382a12dc8cb3 15a1f7dd5314670e - Further information requested
Source: NPAD
NPAD · source SHA-256:
e42eabc448c7adf5· field: FIRequestDateaff20f14e9dbfd99 7421382a12dc8cb3 15a1f7dd5314670e - Further information received
Source: NPAD
NPAD · source SHA-256:
e42eabc448c7adf5· field: FIRecDateaff20f14e9dbfd99 7421382a12dc8cb3 15a1f7dd5314670e - Council decisionGranted with conditions
Source: NPAD
NPAD · source SHA-256:
e42eabc448c7adf5· field: DecisionDateaff20f14e9dbfd99 7421382a12dc8cb3 15a1f7dd5314670e - Appeal submitted
Source: NPAD
NPAD · source SHA-256:
e42eabc448c7adf5· field: AppealSubmittedDateaff20f14e9dbfd99 7421382a12dc8cb3 15a1f7dd5314670e - Appeal decisionRefused
Source: NPAD
NPAD · source SHA-256:
e42eabc448c7adf5· field: AppealDecisionDateaff20f14e9dbfd99 7421382a12dc8cb3 15a1f7dd5314670e
What changed
First retained observation; this does not establish that the application is new.
Observed: 23 September 2026. This describes our archive, not an application event date.
Why it matters locally
The proposal concerns Mullafarry and Tawnaghmore Upper , Killala , Co. Mayo. Proposal excerpt: “The construction of a single data centre building located to the north of the site, with an overall gross floor area of c. 29,076 sq.m across two levels and an overall maximum height of c. 22.764m at parapet level. The d…” The appeal outcome is recorded separately from the council decision; the council decision alone gives an incomplete history.
The source records zero homes despite housing wording. Do not use this as a verified housing total.
Location & nearby applications
Mullafarry and Tawnaghmore Upper , Killala , Co. Mayo
The marker is the source location, not the site boundary. Open larger map · Map © OpenStreetMap contributors.
Nearby applications
Closest retained records in this county within 5 km, measured between map points. Proximity does not establish a shared site.
- retain side elevation as built to existing house together with all ancillary site works and services
- construct a dwelling house and septic tank/ proprietary effluent treatment system together with all ancillary site works and…
- Retention planning permission for 1) existing dwelling house as constructed on site, to include changes to façade and extensi…
- The development consists of 1) Retention of alterations and extension to existing dwelling house including the alteration of…
- construction of a dwelling house and domestic garage with effluent treatment system and for all associated site works at Rath…
Documents & sources
Mayo County Council · Reference 2460708
View council file →- Acknowledgement / Validation Letter
- Appeal Correspondence
- Appeal Correspondence
- Appeal Correspondence
- Appeal Correspondence
- Appeal Correspondence
- Appeal Decision
- Application - Cover Letter
- Application Form - Part A
- Chief Executives Order
- Chief Executives Order
- Confirmation of EIAR from Department
- Drainage Network Drawings
- Drawings - General
- Drawings - General
- Drawings - General
- Drawings - General
- Drawings - General
- Drawings - General
- Drawings - General
- Drawings - General
- Drawings - General
- Drawings - General
- Drawings - General
- Drawings - General
- Drawings - General
- Drawings - General
- Drawings - General
- Drawings - General
- Drawings - General
- Drawings - General
- Drawings - General
- Drawings - General
- Drawings - General
- Drawings - General
- Drawings - General
- Drawings - General
- Drawings - General
- Drawings - General
- Drawings - General
- EIAR
- EIAR
- EIAR
- EIAR
- EIAR
- EIAR
- EIAR
- F.I. Receipt Ack. Letter
- F.I. Received Doc.
- F.I. Request Letter
- Land owner consent
- Landscape Plans
- Landscape Plans
- Landscape Plans
- Newspaper Notice
- NIS
- Notification of Decision
- Notification of Decision Letter to third parties
- Notification of Decision Letter to third parties
- Other Assessments
- Other Assessments
- Other Assessments
- Other Assessments
- Other Assessments
- Other Assessments
- Other Assessments
- Other Assessments
- Other Assessments
- Planners Report
- Planners Report
- Report Received from Internal Staff
- Report Received from Internal Staff
- Report Received from Internal Staff
- Report Received from Internal Staff
- Report Received from Internal Staff
- Report Request Letter to External Body
- Report Request Letter to External Body
- Report Request Letter to External Body
- Site layout plan
- Site layout plan
- Site layout plan
- Site layout plan
- Site layout plan
- Site layout plan
- Site layout plan
- Site location map
- Site location map
- Site location map
- Site Notice
- Submission
- Submission
- Submission
- Submission
- Submission
- Submission Acknowledgment
- Submission Acknowledgment
- Submission Acknowledgment
- Submission Acknowledgment
- Submission Acknowledgment
- Submission Acknowledgment
- Submission Acknowledgment
- Submission Acknowledgment
- Submission Acknowledgment
- Submission Receipt
- Validation Check List
Source records and verification details
Change record: NPAD · source SHA-256: e42eabc448c7adf5
Proposal: NPAD · source SHA-256: e42eabc448c7adf5
Latest source observation retained: 2026-09-23T08:13:31.905088+00:00. Source dataset date: 2026-09-22.
Full description from the council file
Application details
Source: local authorities / National Planning Applications. Contains Irish Public Sector Data licensed under CC BY 4.0 where supplied by NPAD. Linked documents may have separate reuse terms.