Connah's Quay 400 kV Substation Map

Technical Capacity Information

Capacity Metrics
  • De-Rated Capacity (Component DB) N/A
  • De-Rated Capacity (CMU Registry) 295
  • Connection Capacity (CMU Registry) 500 MW
  • Anticipated Capacity (CMU Registry) 295 MW

Note: De-rated capacity typically accounts for availability factors. Connection capacity represents the maximum grid connection size. Values sourced from Component database or CMU Registry as indicated.

Contact & Ownership

Company Information
  • Applicant / Company Name EirGrid Interconnector Designated Activity Company
  • Parent Company (CMU Registry) EirGrid plc
  • Secondary Trading Email (CMU Registry) [email protected]
  • Secondary Trading Phone (CMU Registry) +353035316771700

Basic Information

Basic Information
  • Location Connah's Quay 400 kV Substation
  • Description The East West Interconnector (EWIC) is a 400kV HVDC link between Connah's Quay in Wales and Woodland in Ireland.
  • Company EirGrid Interconnector Designated Activity Company

Technical Details

Technical Details
  • Technology EWIC (Ireland)
  • Generation Type N/A
  • Connection Type N/A
  • De-Rated Capacity N/A
  • Connection / DSR Capacity N/A
  • Type T-1

Auction Information

Auction Information
  • Auction 2018-19 (T-1) One Year Ahead Capacity Auction
  • Delivery Year 2,018
  • Status N/A
  • Clearing Price N/A

Additional Information

Additional Information
  • CMU ID EWIC17
  • Location and Post Code Connah's Quay 400 kV Substation
  • Description of CMU Components The East West Interconnector (EWIC) is a 400kV HVDC link between Connah's Quay in Wales and Woodland in Ireland.
  • Generating Technology Class EWIC (Ireland)
  • Company Name EirGrid Interconnector Designated Activity Company
  • Auction Name 2018-19 (T-1) One Year Ahead Capacity Auction
  • _id 566,601
  • rank 0.06
  • Component ID I_IEG-EWIC1
  • OS Grid Reference SJ 283 705
  • Primary Fuel of Component N/A
  • Permitted on-Site Generating Unit N/A
  • Pre-Refurbishing De-Rated Capacity N/A
  • Post-Refurbishing De-Rated Capacity N/A
  • Generating Capacity of on-site Generating Unit N/A

CMU Registry Data

CMU Registry Data
  • Auction Capacity Auction
  • Type T-4
  • Delivery Year 2,021
  • Name of Applicant EirGrid Interconnector Designated Activity Company
  • CM Unit Name EWIC

Field Value
_id 566601
Type T-1
rank 0.0573088
CMU ID EWIC17
Auction Name 2018-19 (T-1) One Year Ahead Capacity Auction
Component ID I_IEG-EWIC1
Delivery Year 2018
De-Rated Capacity
null
OS Grid Reference SJ 283 705
Location and Post Code Connah's Quay 400 kV Substation
Connection / DSR Capacity
null
Primary Fuel of Component
null
Generating Technology Class EWIC (Ireland)
Description of CMU Components The East West Interconnector (EWIC) is a 400kV HVDC link between Connah's Quay in Wales and Woodland in Ireland.
Permitted on-Site Generating Unit
null
Pre-Refurbishing De-Rated Capacity
null
Post-Refurbishing De-Rated Capacity
null
Generating Capacity of on-site Generating Unit
null

Field Value
_id 5528
Type T-4
CMU ID EWIC17
Auction Capacity Auction
Agent Name
null
Beta Value
null
Auction Name 2021-22 (T-4) Four Year Ahead Capacity Auction
CM Unit Name EWIC
CM Unit Type CMRS
TEC Deferral
null
Unproven DSR
null
Delivery Year 2021
Opt Out Status Opt-In
Opt-Out Reason
null
Parent Company EirGrid plc
DSR Test Method
null
Is FCM required
null
CM Unit Category Existing Interconnector CMU
Storage Facility No
De-Rated Capacity 295
Name of Applicant EirGrid Interconnector Designated Activity Company
Primary Fuel Type Interconnector
Registered Holder
null
Annual Penalty Cap
null
Monthly Penalty Cap
null
Proven DSR Capacity
null
DSR Bidding Capacity
null
Amount of Credit Cover (empty)
Termination Fee 1 Rate
null
Termination Fee 2 Rate
null
Termination Fee 3 Rate
null
Termination Fee 4 Rate
null
Termination Fee 5 Rate
null
Connection / DSR Capacity 500
Maximum Obligation Period 1
Capacity Agreement Awarded
null
Pre-Qualification Decision Rejected
Capacity obligation Summary
null
Pre-Refurbishing CMU Status
null
Transmission / Distribution Transmission
Unique Agreement Identifier
null
New Build Yet to Satisfy FCM
null
Planning Consents Conditions
null
Anticipated De-Rated Capacity 295
Term of the Capacity Agreement
null
Nature of the Security Interest
null
CMU confirmed entry into Auction
null
Is Connection Agreement required
null
Pre-Refurbishment Bidding Status
null
Secondary Trading Contact - Email [email protected]
Date for provision of deferred TEC
null
Pre-Refurbishing De-Rated Capacity
null
Date of Issue of Capacity Agreement
null
List of Traded Capacity Obligations
null
Post-Refurbishing De-Rated Capacity
null
Auction Acquired Capacity Obligation
null
Date of Issue of DSR Test Certificate
null
Has Capacity Agreement been Suspended
null
Period for which the transfer applies
null
Secondary Trading Contact - Telephone '+353035316771700
Capacity Agreement has been Terminated
null
Duration of Capacity Agreement Awarded
null
Date for Financial Commitment Milestone
null
Delivery Years for which Agreement Valid
null
Connection Agreement Deferral Declaration
null
Date of Termination of Capacity Agreement
null
Latest Date SCM is expected to be achieved
null
Subject to Substantial Completion Milestone
null
Subject to a Minimum Completion Requirement
null
Earliest Date SCM is expected to be achieved
null
Is copy of Grid Connection Agreement required
null
Anticipated Pre-Refurbishing De-Rated Capacity
null
Anticipated Post-Refurbishing De-Rated Capacity
null
Legal Name of any Person with a Security Interest
null
Date for provision of deferred Connection Agreement
null
Duration of Capacity Agreement in First Bidding Round
null
Long-Stop Date for the Minimum Completion Requirement
null