Planning Permission Ireland
Awaiting decisionInfrastructureDecision was due 10 January 2026

Clonarrow, or Riverlyons, County Offaly

Erection of a temporary 100-metre-high meteorological mast in County Offaly.

2560542 · Offaly County Council · Lodged 7 November 2025

Reference
2560542
Authority
Offaly County Council
Register status
Invalid or incomplete
Type
PERMISSION
Received
7 November 2025

Summary

AI-generated

Permission is sought for the erection of a temporary 100m high lattice-type meteorological mast secured by stay wires. The mast will feature climate measuring instruments, an aviation light, and bird flight deterrent markers, and will remain in place for five years.

Infrastructuremet mastwind energytemporary

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

The development at this site located in the townland clonarrow or riverlyons, co. Offaly. The development will consist of: a) the erection of a temporary 100m high lattice type meteorological mast which will be secured to ground anchors by stay wires and will include instruments for measuring local climate conditions, services, and associated equipment; b) a fixed red aviation light will be fitted near the top of the lattice section of the proposed meteorological mast; c) bird flight deterrent markers fitted to each stay wire at approximately 10m intervals; and d) all associated ancillary works. The temporary meteorological mast development will remain in position for a period of 5 years after which the mast, instruments, services, equipment, and all associated ancillary works will be removed. The purpose of the meteorological mast is to accurately measure the weather conditions at this site

Key dates

Timeline

  1. Application received7 November 2025
  2. Decision due10 January 2026

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