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Planning application

Twyn Hywel Energy Park Land North-West Of Caerphilly

Granted Caerphilly 26/0561/NMA Non-Material Amendments

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 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) to vary the wording of condition 37 (PROW) to include the below wording: Following the application of the micro-siting protocol (condition 39), if the location of turbine 7 (as shown on ES Figure 4.1a: Infrastructure Layout) would mean that the blades of turbine 7 oversail the public right of way (GELI/BWY117E/1) then no blades can be erected on turbine 7 until the public right of way has been diverted to ensure the blades do not oversail

As published by the council, reference 26/0561/NMA

Application record

Reference
26/0561/NMA
Type
Non-Material Amendments
Status
Decided
Decision
Granted
Received
20 Aug 2026
Validated
21 Aug 2026
Decided
18 Sep 2026
Ward
Nelson
Decision by
Delegated

Site history

Applications at this address on the Caerphilly register

This site has had 23 applications since 2025: 14 approved, 0 refused.

  • 26/0622/NMA Awaiting decision

    Twyn Hywel Energy Park Land North-West Of Caerphilly

    Seek approval of a non-material amendment to 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) to amend the wording of Condition 42 (f)

    Submitted 17 Sep 2026 Amendments
  • 26/0628/COND Awaiting decision

    Twyn Hywel Energy Park Land North-West Of Caerphilly

    Discharge condition 12 (AIL Highway Assessment) & 16 (AIL Highway Works) 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)

    Submitted 17 Sep 2026 Conditions
  • 26/0524/COND Awaiting decision

    Twyn Hywel Energy Park Land North-West Of Caerphilly

    Discharge condition 06 (CEMP) 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)

    Submitted 30 Jul 2026 Conditions
  • 26/0395/COND Granted

    Twyn Hywel Energy Park Land North-West Of Caerphilly

    Discharge condition 26 (SI stability) 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)

    Decided 31 Jul 2026 Conditions
  • 26/0279/COND Granted

    Twyn Hywel Energy Park Land North-West Of Caerphilly

    Discharge condition 22 (Borrow pits) 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)

    Decided 29 Jun 2026 Conditions
  • 26/0107/COND Granted

    Twyn Hywel Energy Park Land North-West Of Caerphilly

    Discharge condition 25 (Hydrogeological) 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)

    Decided 17 Apr 2026 Conditions
  • 26/0062/COND Awaiting decision

    Twyn Hywel Energy Park Land North-West Of Caerphilly

    Discharge condition 28 (TV interference) 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)

    Submitted 26 Jan 2026 Conditions
  • 26/0041/COND Awaiting decision

    Twyn Hywel Energy Park Land North-West Of Caerphilly

    Discharge conditions 14 (Condition Highway Survey) and 15 (Highway damage remediation scheme) 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)

    Submitted 15 Jan 2026 Conditions
  • 26/0018/COND Granted

    Twyn Hywel Energy Park Land North-West Of Caerphilly

    Discharge condition 39 (Micrositing) 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)

    Decided 22 Apr 2026 Conditions
  • 25/0870/COND Granted

    Twyn Hywel Energy Park Land North-West Of Caerphilly

    Discharge condition 38 (Arb Assessment) 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)

    Decided 17 Apr 2026 Conditions

Timeline

Dates from the published record

  1. 20 Aug 2026

    Received by Caerphilly

  2. 21 Aug 2026

    Validated

    Checked as complete and ready for consideration.

  3. 30 Aug 2026

    Added to PlanIndex

  4. 18 Sep 2026

    Decision issued: Granted

Documents

Plans, drawings, consultee responses and the officer's report

6 documents on file for this application

  • COVERING LETTER Correspondence · 20 Aug 2026
  • APPLICATION FORM Correspondence · 20 Aug 2026
  • DECISION NOTICE 25/0342/NCC Correspondence · 20 Aug 2026
  • SITE LOCATION PLAN OS Extract · 20 Aug 2026

Watch members (£5 a month) open the document list from here.

Open the documents

What this grant of permission means

Caerphilly granted permission on 18 September 2026, 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.

In Caerphilly

  • 26/0587/NMA Granted

    5 Nant-y-ffyddlon Penpedairheol Hengoed CF82 8DQ

    Seek approval of a non-material amendment to planning consent 26/0403/HH (Erect two storey side extension) to amend extension width from 2100mm to be 2700mm

    Received 3 Sep, published by the council 12 Sep 2026 Amendments
  • 26/0594/NMA Granted

    Tredegar Junction Hotel Commercial Street Pontllanfraith Blackwood NP12 2JY

    Seek approval of a non-material amendment to planning consent 25/0814/FULL (Erect residential development consisting of 36 affordable apartments, landscaping, car parking, drainage and associated works) to amend the trigger points for Conditions 8 (Lighting), 13 (Highway Improvements), 15 (Parking Bollards) and 18 (Bin Storage) from "prior to commencement" to "prior to beneficial use".

    Received 4 Sep, published by the council 12 Sep 2026 Amendments
  • 26/0527/NMA Granted

    Land At Grid Ref 318897 198815 Syr Dafydd Avenue Oakdale Blackwood NP12 0LA

    Seek approval of a non-material amendment to planning consent 23/0302/FULL (Erect detached residential dwelling with garage outbuilding, access track and associated landscaping) to amend site layout plan to reflect new curtilage of Penrhiw-bengi Farm and relocate proposed trees from western to northern boundary of site

    Received 4 Aug, published by the council 24 Aug 2026 Amendments
  • 26/0547/NMA Granted

    The Meadows Farm Village Retreat The Meadows Gypsy Lane Groeswen Cardiff CF15 7UN

    Seek approval of a non-material amendment to planning consent 25/0632/NCC (Vary conditions 04 (Cafe and coffee shop use restriction) and 05 (Hours General) of planning consent 24/0557/NCC (Vary Condition 4 & 5 of planning consent 22/0713/RET to amend opening hours)) to amend the initial wording of Conditions 8, 10 and 11 to require the details required by these conditions to be submitted, only to the Local Planning Authority within 9 months of the date of this permission, i.e. by the 17 September 2026 (rather than the currently stated 3 months)

    Received 17 Aug, published by the council 30 Aug 2026 Amendments
  • 26/0621/NMA Awaiting decision

    Crown Inn The Crown Access Road Pontllanfraith Blackwood NP12 2HE

    Seek approval of a non-material amendment to planning consent 22/0443/FULL (Erect retail building on the eastern side of the site with access, parking and landscaping and outline planning permission sought to erect up to 14 residential units with all matters reserved except access on the western side of the site) to amend condition 02 (Approved Plans and Documents)

    Received 16 Sep, published by the council 24 Sep 2026 Amendments