Planning application
Twyn Hywel Energy Park Mynydd Eglwysilan Common Bwlch Carnygelli Road Llanfabon
Permission granted. Work must normally begin within five years of the decision or the permission lapses.
Proposal
Seek approval of a non material amendment to planning consent 23/0427/DNS (Construct and operate up to 14 wind turbines and associated infrastructure including: hardstanding areas to include turbine foundations, crane hardstanding and laydown/storage area with associated micrositing allowances; electrical substation and control building with underground power cables; new access route connecting onto the A472; onsite access tracks, with pipeline and watercourse crossings; borrow pit(s); anemometer mast; temporary construction and storage compound with associated lay down areas near to the Site entrance; Habitat Management Area; and offsite works to facilitate the movement of abnormal loads such as the construction of over-run areas and temporary modifications to street furniture) to amend the wording of Condition 28 (Television Signals) to ensure that the condition does not delay the commencement of the construction works on the site as a whole
As published by the council, reference 25/0655/NMA
Application record
- Reference
- 25/0655/NMA
- Type
- Non-Material Amendments
- Status
- Decided
- Decision
- Granted
- Received
- 17 Sep 2025
- Validated
- 17 Sep 2025
- Decided
- 10 Oct 2025
- Ward
- Nelson
- Decision by
- Delegated
Site history
Applications at this address on the Caerphilly register
This site has had 2 applications since 2025: 2 approved, 0 refused.
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25/0654/COND Granted
Twyn Hywel Energy Park Mynydd Eglwysilan Common Bwlch Carnygelli Road Llanfabon
Discharge condition 42 (f) (Noise Immissions) of planning consent 23/0427/DNS (Construct and operate up to 14 wind turbines and associated infrastructure including: hardstanding areas to include turbine foundations, crane hardstanding and laydown/storage area with associated micrositing allowances; electrical substation and control building with underground power cables; new access route connecting onto the A472; onsite access tracks, with pipeline and watercourse crossings; borrow pit(s); anemometer mast; temporary construction and storage compound with associated lay down areas near to the Site entrance; Habitat Management Area; and offsite works to facilitate the movement of abnormal loads such as the construction of over-run areas and temporary modifications to street furniture)
Timeline
Dates from the published record
-
17 Sep 2025
Received by Caerphilly
-
10 Oct 2025
Decision issued: Granted
-
28 Jul 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
Savills (UK) Ltd Agent, registered in London
Active · incorporated 1991 · London
920 applications on PlanIndex · across 135 councils · 94% granted
Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.
See their track recordTwyn Hywel Energy Park Ltd Applicant, registered in Cardiff
Active · incorporated 2020 · Cardiff
38 applications on PlanIndex · across 2 councils · 100% granted
Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.
See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
6 documents on file for this application
- DELEGATED REPORT
- DECISION NOTICE
- APPLICATION FORM
- COVERING LETTER
- TWYN HYWEL - DECISION NOTICE (DNS.3272053)
- SITE LOCATION PLAN
Trade members open them from here.
Open the documentsWhat this grant of permission means
Caerphilly granted permission on 10 October 2025, subject to any conditions on the decision notice. Work must normally begin within five years or the permission lapses. More in our guide to what happens after a planning decision.
About amendment applications
An amendment application makes limited changes to a permission that already exists; anything beyond modest adjustment needs a fresh application. More in our guide to planning application types.
Nearby applications
Within 500 metres
-
Mynydd Eglwysilan Common Bwlch Carnygelli Road Llanfabon
Discharge condition 11 (Construction Transport Management Plan) of planning consent 23/0427/DNS (Construct and operate up to 14 wind turbines and associated infrastructure including: hardstanding areas to include turbine foundations, crane hardstanding and laydown/storage area with associated micrositing allowances; electrical substation and control building with underground power cables; new access route connecting onto the A472; onsite access tracks, with pipeline and watercourse crossings; borrow pit(s); anemometer mast; temporary construction and storage compound with associated lay down areas near to the Site entrance; Habitat Management Area; and offsite works to facilitate the movement of abnormal loads such as the construction of over-run areas and temporary modifications to street furniture)
Granted Conditions 7 docs -
Mynydd Eglwysilan Common Bwlch Carnygelli Road Llanfabon
84% historically approved · decision due ~8 Apr
Seek approval of a non-material amendment to planning consent 23/0427/DNS (Welsh Ministers Consent DNS/3272053) (Construct and operate up to 14 wind turbines and associated infrastructure including: hardstanding areas to include turbine foundations, crane hardstanding and laydown/storage area with associated micrositing allowances; electrical substation and control building with underground power cables; new access route connecting onto the A472; onsite access tracks, with pipeline and watercourse crossings; borrow pit(s); anemometer mast; temporary construction and storage compound with associated lay down areas near to the Site entrance; Habitat Management Area; and offsite works to facilitate the movement of abnormal loads such as the construction of over-run areas and temporary modifications to street furniture) to amend the wording of conditions 08,17, 38 and 39
Awaiting decision Amendments 3 docs -
Twyn Hywel Energy Park Land North-West Of Caerphilly
84% historically approved · decision due ~22 Jan
Seek approval of a non material amendment to planning consent 23/0427/DNS (Construct and operate up to 14 wind turbines and associated infrastructure including: hardstanding areas to include turbine foundations, crane hardstanding and laydown/storage area with associated micrositing allowances; electrical substation and control building with underground power cables; new access route connecting onto the A472; onsite access tracks, with pipeline and watercourse crossings; borrow pit(s); anemometer mast; temporary construction and storage compound with associated lay down areas near to the Site entrance; Habitat Management Area; and offsite works to facilitate the movement of abnormal loads such as the construction of over-run areas and temporary modifications to street furniture) to vary the wording of condition 18 (Habitat Management Plan) to change the trigger point
Awaiting decision Amendments 4 docs -
Twyn Hywel Energy Park Land North-West Of Caerphilly
100% historically approved · decision due ~22 Jan
Discharge conditions 06 (CEMP) and 07 (CWMP) of planning consent 23/0427/DNS (Construct and operate up to 14 wind turbines and associated infrastructure including: hardstanding areas to include turbine foundations, crane hardstanding and laydown/storage area with associated micrositing allowances; electrical substation and control building with underground power cables; new access route connecting onto the A472; onsite access tracks, with pipeline and watercourse crossings; borrow pit(s); anemometer mast; temporary construction and storage compound with associated lay down areas near to the Site entrance; Habitat Management Area; and offsite works to facilitate the movement of abnormal loads such as the construction of over-run areas and temporary modifications to street furniture)
Awaiting decision Conditions 15 docs -
Mynydd Eglwysilan Common Bwlch Carnygelli Road Llanfabon
Discharge condition 17 (Details of means of access ) of planning consent 23/0427/DNS (Construct and operate up to 14 wind turbines and associated infrastructure including: hardstanding areas to include turbine foundations, crane hardstanding and laydown/storage area with associated micrositing allowances; electrical substation and control building with underground power cables; new access route connecting onto the A472; onsite access tracks, with pipeline and watercourse crossings; borrow pit(s); anemometer mast; temporary construction and storage compound with associated lay down areas near to the Site entrance; Habitat Management Area; and offsite works to facilitate the movement of abnormal loads such as the construction of over-run areas and temporary modifications to street furniture)
Granted Conditions 7 docs -
Twyn Hywel Energy Park Land North-West Of Caerphilly
Discharge conditions 06 (CEMP) and 07 (CWMP) of planning consent 25/0342/NCC (Vary condition 2 of 23/0427/DNS (Construct and operate up to 14 wind turbines and associated infrastructure including: hardstanding areas to include turbine foundations, crane hardstanding and laydown/storage area with associated micrositing allowances; electrical substation and control building with underground power cables; new access route connecting onto the A472; onsite access tracks, with pipeline and watercourse crossings; borrow pit(s); anemometer mast; temporary construction and storage compound with associated lay down areas near to the Site entrance; Habitat Management Area; and offsite works to facilitate the movement of abnormal loads such as the construction of over-run areas and temporary modifications to street furniture) to amend the approved plans to increase the rotor diameter of the wind turbines, increase the height of the on-site transformer, and enlarge the grid connection corridor)
Granted Conditions 17 docs
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