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Planning application

Twyn Hywel Energy Park Mynydd Eglwysilan Common Bwlch Carnygelli Road Llanfabon

Granted Caerphilly 25/0654/COND Condition Discharge

Permission granted. Work must normally begin within five years of the decision or the permission lapses.

Proposal

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)

As published by the council, reference 25/0654/COND

Application record

Reference
25/0654/COND
Type
Condition Discharge
Status
Decided
Decision
Granted As published: Decide Cond Discharge case
Received
17 Sep 2025
Validated
17 Sep 2025
Decided
21 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.

  • 25/0655/NMA Granted

    Twyn Hywel Energy Park Mynydd Eglwysilan Common Bwlch Carnygelli Road Llanfabon

    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

    Decided 10 Oct 2025 Amendments

Timeline

Dates from the published record

  1. 17 Sep 2025

    Received by Caerphilly

  2. 21 Oct 2025

    Decision issued: Decide Cond Discharge case

  3. 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

1,136 applications on PlanIndex · across 155 councils · 94% granted

Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.

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Twyn 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.

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Documents

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

6 documents on file for this application

  • DECISION Decision · 21 Oct 2025
  • DELEGATED REPORT Delegated Report · 21 Oct 2025
  • APPLICATION FORM Application Form · 17 Sep 2025
  • COVER LETTER Correspondence · 17 Sep 2025
  • TWYN HYWEL - DECISION NOTICE (DNS.3272053) Correspondence · 17 Sep 2025
  • SITE LOCATION PLAN OS Extract · 17 Sep 2025

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What this grant of permission means

Caerphilly granted permission on 21 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 condition discharge and variation applications

This application deals with conditions on an existing permission, supplying the details a condition requires or asking to vary or remove one, without reopening the permission itself. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • Twyn Hywel Energy Park Land North-West Of Caerphilly

    26/0062/COND Submitted 26 Jan 2026 50 yards away

    100% historically approved · decision due ~23 Mar

    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)

    Awaiting decision Conditions 5 docs
  • Twyn Hywel Energy

    26/0080/NMA Submitted 30 Jan 2026 50 yards away

    To vary the wording of Condition 18 ( Habitat Management Plan) to allow the construction works, which would not affect the on-site habitat beyond what has already been assessed in the ES, nor the implementation of post-construction habitat management plan, to commence.

    Granted Amendments 5 docs
  • Land North Of Senghenydd Caerphilly To Be Known As Twyn Hywel Energy Park

    25/0650/DIS Submitted 10 Jun 2025 50 yards away

    99% historically approved · decision due ~5 Aug

    Discharge of Condition 39, Micrositing Protocol of DNS/3272053 (Updated THEP Micrositing Protocol Rec. 03/10/25)

    Awaiting decision Conditions 10 docs
  • Land 16km North Of Cardiff, On The Border Of Caerphilly And Rhondda Cynon Taf (on Mynydd Eglwysilan)

    26/0530/DIS Submitted 17 Jun 2026 50 yards away

    99% historically approved · decision due ~12 Aug

    Discharge of Condition 13 (AIL) of planning permission 25/0619/RVOC.

    Awaiting decision Conditions 6 docs
  • Twyn Hywel Wind Farm

    25/0837/DIS Submitted 1 Aug 2025 50 yards away

    Discharge Of Condition 11 (Construction Transport Management Plan) of DNS application ref. DNS/327053

    Granted Conditions 5 docs
  • Twyn Hywel Wind Farm

    25/0836/DIS Submitted 30 Jul 2025 50 yards away

    99% historically approved · decision due ~29 Sep

    Discharge Of Conditions 14 (Highway Condition Surveys) and Condition 15 (Remediation Scheme for Damage) of DNS application ref. DNS/327053 (Updated Information Rec. 06/01/26)

    Awaiting decision Conditions 10 docs

In Caerphilly

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    Received 29 Jul, published by the council 14 Aug 2026 Conditions
  • 26/0644/COND Awaiting decision

    Y Fron Mountain View Pwllypant Caerphilly CF83 3HW

    Discharge condition 07 (Landscaping) of planning consent 25/0382/NCC (Vary conditions 02 (Plans) and 03 (Approval of the Proposed Amendments of Some of External Materials) of planning consent 20/0634/COU (Change use and erect extension at Y Fron from Guest House (C1) to HMO to be used for Emergency Housing/Move on Accommodation (Sui Generis) and associated works) to amend plans)

    Received 25 Sep, published by the council 5 Oct 2026 Conditions
  • 26/0506/COND Granted

    12 Waunfach Street Caerphilly CF83 3HL

    Discharge Condition 02 (Parking area materials) of planning consent 26/0314/NCC (Removal of condition 03 (Temporary Permission (12 Months)) of planning consent 25/0063/COU (Change the use of garage (from domestic use to business use) including use of drive in, double gates, single gate and single fence panel))

    Received 30 Jul, published by the council 14 Aug 2026 Conditions
  • 26/0641/COND Awaiting decision

    Fairbank Park Lane Tredomen Hengoed CF82 7BX

    Discharge conditions 03 (Biodiversity) and 04 (Roof tiles) of planning consent 26/0357/HH(Replace existing profiled sheeting flat roof on garage with new pitched roof with recessed integrated solar panels)

    Received 23 Sep, published by the council 28 Sep 2026 Conditions
  • 26/0535/COND Granted

    Castle Court Silver Street Pontywaun Newport NP11 7DY

    Discharge condition 04 (Construction Method Statement) of planning consent 24/0875/LA (Erect 16 residential units and associated highway, drainage and landscape infrastructure)

    Received 11 Aug, published by the council 24 Aug 2026 Conditions