Mynydd Llanhilleth ResubmissionPlans, timetable and how to have your say
A development of national significance in Wales in Torfaen. Developments of National Significance in Wales are decided by the Welsh Ministers, not the local council, after Planning and Environment Decisions Wales has examined the application. Since 15 December 2025, new projects of this scale go through the Significant Infrastructure Projects process under the Infrastructure (Wales) Act 2024 instead, and need an infrastructure consent order from the Welsh Ministers; cases notified before then continue as Developments of National Significance.
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Where it is in the process
- Pre-application
- Submitted
- Pre-examination
- Examination
- Recommendation
- Decision due
- Decision made
Who decides, and how to have your say
Developments of National Significance in Wales are decided by the Welsh Ministers, not the local council, after Planning and Environment Decisions Wales has examined the application. Since 15 December 2025, new projects of this scale go through the Significant Infrastructure Projects process under the Infrastructure (Wales) Act 2024 instead, and need an infrastructure consent order from the Welsh Ministers; cases notified before then continue as Developments of National Significance.
Once the application is accepted there is a period for representations, when anyone can comment through the Welsh Government's planning casework service. The local council and community councils are consulted.
Our guide: how to have your say on a national infrastructure project.
The site
No boundary has been published yet; the dot marks the project's location.
What is proposed
The Development Proposal is to construct and operate a wind farm consisting of a maximum of seven wind turbines, each with a three-bladed rotor and a maximum height to blade tip of up to 180 m. The Development Proposal also comprises associated infrastructure. ;Y Cynnig Datblygu yw adeiladu a gweithredu fferm wynt sy'n cynnwys uchafswm o saith tyrbin gwynt, pob un â rotor tair llafn ac uchder uchaf i ymyl llafn o hyd at 180 m. Mae'r Cynnig Datblygu hefyd yn cynnwys seilwaith cysylltiedig.
Other national projects nearby
Projects within 10 km. Inspectors are asked to consider the combined effect of schemes close together.
- Trecelyn Wind Farm · Onshore wind · 4.9 km awayDecision due
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