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    Search Guide

    This registry provides comprehensive search capabilities across all Capacity Market components:

    • Company Search: Enter a company name (e.g., "Drax", "EDF") to see all their components
    • Location Search: Search by city, region, or postcode (e.g., "Manchester", "SW1")
    • CMU ID Search: Enter a specific CMU ID to find exact components
    • Technology Search: Enter technology types like "Hydro", "OCGT", or "Battery"

    The search is intelligent and will try to determine what you're looking for based on your query.

    You can combine search terms to narrow results, such as "London Battery" to find battery storage in London.

    Searches are not case-sensitive, and partial matches are supported (e.g., "Manch" will find "Manchester").

    Understanding Auctions

    The Capacity Market runs regular auctions where providers compete to secure agreements. There are two main types:

    • T-4 auctions: Held 4 years ahead of the delivery year
    • T-1 auctions: Held 1 year ahead to fine-tune capacity requirements

    Each auction results in agreements that specify how much capacity providers must deliver and the payment they'll receive.

    Auction years are displayed as badges (e.g., 2023-24) that you can click to view details for that specific auction year.

    The Capacity Market ensures the UK has sufficient electricity supply during periods of high demand or system stress.

    Providers receive payments for ensuring their capacity is available, creating a more stable and resilient electricity market.

    Search Results

    Search results are grouped by location and show important details about each component:

    • Active Components with auction years 2024-25 or later
    • In-Active Components with only auction years before 2024-25
    • Company Name Click to view all components for this company
    • Technology Click to search for this technology type
    • CMU: XXX Click to search for this CMU ID
    • Auction Year Click to view details for this specific auction

    Each result shows the component's capacity, location details, and participation in specific auction years.

    You can sort results by relevance, location, or date using the sort options.

    Pagination controls appear at the bottom when there are multiple pages of results.

    Component Grouping

    Components at the same location with the same description are grouped together to reduce duplication.

    Each group shows:

    • All CMU IDs for components at that location
    • All auction years, sorted with newest first
    • An Active/Inactive status based on auction years

    Grouping helps identify multi-year contracts and related components at the same site.

    The total capacity shown combines all components in the group.

    Components can be expanded to show individual details by clicking the expand icon.

    Sorting and Filtering

    You can sort search results by:

    • Relevance: Most relevant matches first
    • Location: Alphabetical order by location name
    • Date: By auction year (newest or oldest first)
    • Capacity: Highest or lowest capacity first

    Click the column headers to change sort order.

    You can filter results using the search refinements at the top of the results page:

    • Filter by technology type (e.g., only show batteries)
    • Filter by active status (show only active or inactive components)
    • Filter by auction year (show only components from specific auctions)

    Map Explorer & Map View

    We provide two map-based tools for exploring capacity market data:

    Map Explorer

    The Map Explorer is our advanced interactive mapping tool, specifically designed for comprehensive data exploration with:

    • Mobile-Optimized Interface: Responsive design that works perfectly on phones and tablets
    • Advanced Filtering: Filter by technology type, company, delivery year, and active status
    • Smart Sidebar: Desktop users get a dedicated filter panel, mobile users get collapsible filters
    • Full-Screen Map: Maximizes map space for detailed geographical analysis
    Search Map View

    The Search Map View combines search functionality with map visualization, offering:

    • Search-First Approach: Start with text searches, then visualize results on the map
    • Integrated Results: Search results and map display work together
    • Performance Optimized: Streamlined for fast search result mapping

    Both tools provide a visual representation of capacity distribution across the UK, but serve different exploration needs.

    Map Features:
    • Technology Colors: Different technology types are shown with distinct colors on the map for easy identification:
      GasDSRNuclearCHPSolarWind
      BatteryBiomassHydroInterconnectorCoalOther
    • Technology Legend: The map legend shows all available technologies with their corresponding colors and component counts
    • Search Results on Map: You can view any search results on the map by clicking "View on Map" from search results pages
    • Smart Clustering: Areas with multiple components are automatically grouped into clusters - click clusters to zoom in and see individual components
    • Interactive Markers: Click on individual markers to see detailed information about components at that location

    Use the map controls to zoom in on specific regions or areas of interest. The map automatically adjusts clustering based on your zoom level to provide the clearest view of capacity distribution.

    Contact Us

    We're here to help with any questions about the Capacity Market Registry.

    Email

    For general inquiries and support:

    For LLMs

    Complete programmatic access guide for LLMs:

    Search / All Locations / All Postcodes / ST13 / ST13 8SN

    Asda Leek, Meerbrook, Leek, Staffordshire, ST13 8SN

    3.88 MW
    Total Capacity
    ST13 8SN
    Postcode
    8
    Components
    Active*
    2028-29
    Prequalified
    Prequalification
    * Latest auction year on record
    Descriptions:
    • Load reduction on site supported by non-exporting standby generation.
    Trading Contacts:

    CMU Registry Data

    CMU F24073
    3.595 FLEXITRICITY LIMITED
    Prequalified
  • ✓ Prequalified
  • 2028-29
    Capacity Information
    De-Rated Capacity
    3.595
    Connection/DSR Capacity
    4.5
    Anticipated Capacity
    3.595
    Max Obligation Period
    1
    Unit Information
    CMU Type
    Non CMRS
    Primary Fuel
    DSR
    Category
    Proven DSR CMU
    Storage Facility
    No
    Commercial Information
    Termination Fee Rate 1
    £5000.00 /MW
    Termination Fee Rate 2
    £25000.00 /MW
    Termination Fee Rate 3
    £10000.00 /MW
    Termination Fee Rate 4
    £15000.00 /MW
    Termination Fee Rate 5
    £35000.00 /MW
    Annual Penalty Cap
    1
    Monthly Penalty Cap
    2
    Organization
    Company Name
    N/A
    Parent Company
    RESERVE POWER HOLDINGS (JERSEY) LIMITED
    Registered Holder
    FLEXITRICITY LIMITED
    Opt Out Status
    Opt-In
    Agreement Details
    Agreement Awarded
    Yes
    Agreement ID
    CAN-2028-F24073-001
    Agreement Term
    1
    _id
    15499
    CMU ID
    F24073
    Auction
    Capacity Auction
    Auction Name
    2028-29 (T-4) Four Year Ahead Capacity Auction
    CM Unit Name
    Ledi
    DSR Test Method
    Post Auction DSR Test
    Name of Applicant
    FLEXITRICITY LIMITED
    Proven DSR Capacity
    4.5
    DSR Bidding Capacity
    3
    Pre-Qualification Decision
    Prequalified
    Transmission / Distribution
    Distribution
    CMU confirmed entry into Auction
    Yes
    Secondary Trading Contact - Email
    Date of Issue of Capacity Agreement
    2025-04-04
    Auction Acquired Capacity Obligation
    3
    Date of Issue of DSR Test Certificate
    2018-08-31
    Secondary Trading Contact - Telephone
    '+441312218100
    Duration of Capacity Agreement Awarded
    1
    Delivery Years for which Agreement Valid
    2028/2029
    Duration of Capacity Agreement in First Bidding Round
    1
    Auction Participation History
    2028-29T-42028-29 (T-4) Four Year Ahead Capacity Auction
    3.60 MW Prequalified
    Component ID: 410453
    Capacity: 3.60 MW
    Status: Prequalified
    Auction-specific values (differ from CMU baseline):
    • OS Grid Reference: SJ 993 601
    • Location and Post Code: Meerbrook, Leek, Staffordshire, ST13 8SN
    • Primary Fuel of Component: Diesel
    • Generating Technology Class: DSR
    • Description of CMU Components: Load reduction on site supported by non-exporting standby generation.
    • Permitted on-Site Generating Unit: Yes
    • Generating Capacity of on-site Generating Unit: 1.01
    CMU F23073
    3.556 FLEXITRICITY LIMITED
    Prequalified
  • ✓ Prequalified
  • 2027-28
    Capacity Information
    De-Rated Capacity
    3.556
    Connection/DSR Capacity
    4.5
    Anticipated Capacity
    3.556
    Max Obligation Period
    1
    Unit Information
    CMU Type
    Non CMRS
    Primary Fuel
    DSR
    Category
    Proven DSR CMU
    Storage Facility
    No
    Commercial Information
    Termination Fee Rate 1
    £5000.00 /MW
    Termination Fee Rate 2
    £25000.00 /MW
    Termination Fee Rate 3
    £10000.00 /MW
    Termination Fee Rate 4
    £15000.00 /MW
    Termination Fee Rate 5
    £35000.00 /MW
    Annual Penalty Cap
    1
    Monthly Penalty Cap
    2
    Organization
    Company Name
    N/A
    Parent Company
    RESERVE POWER HOLDINGS (JERSEY) LIMITED
    Registered Holder
    FLEXITRICITY LIMITED
    Opt Out Status
    Opt-In
    Agreement Details
    Agreement Awarded
    Yes
    Agreement ID
    CAN-2027-F23073-001
    Agreement Term
    1
    _id
    14605
    CMU ID
    F23073
    Auction
    Capacity Auction
    Auction Name
    2027-28 (T-4) Four Year Ahead Capacity Auction
    CM Unit Name
    Ledi
    Name of Applicant
    FLEXITRICITY LIMITED
    DSR Bidding Capacity
    3
    Pre-Qualification Decision
    Prequalified
    Transmission / Distribution
    Distribution
    CMU confirmed entry into Auction
    Yes
    Secondary Trading Contact - Email
    Date of Issue of Capacity Agreement
    2024-04-08
    Auction Acquired Capacity Obligation
    3
    Secondary Trading Contact - Telephone
    '+441312218100
    Duration of Capacity Agreement Awarded
    1
    Delivery Years for which Agreement Valid
    2027/2028
    Duration of Capacity Agreement in First Bidding Round
    1
    Auction Participation History
    2027-28T-42027-28 (T-4) Four Year Ahead Capacity Auction
    3.56 MW Prequalified
    Component ID: 114347
    Capacity: 3.56 MW
    Status: Prequalified
    Auction-specific values (differ from CMU baseline):
    • OS Grid Reference: SJ 993 601
    • Location and Post Code: Meerbrook, Leek, Staffordshire, ST13 8SN
    • Primary Fuel of Component: Diesel
    • Generating Technology Class: DSR
    • Description of CMU Components: Load reduction on site supported by non-exporting standby generation.
    • Permitted on-Site Generating Unit: Yes
    • Generating Capacity of on-site Generating Unit: 1
    CMU F22073
    3.216 FLEXITRICITY LIMITED
    Prequalified
  • ✓ Prequalified
  • 2027-28
    Capacity Information
    De-Rated Capacity
    3.216
    Connection/DSR Capacity
    4.5
    Anticipated Capacity
    3.215
    Max Obligation Period
    1
    Unit Information
    CMU Type
    Non CMRS
    Primary Fuel
    DSR
    Category
    Proven DSR CMU
    Storage Facility
    No
    Commercial Information
    Termination Fee Rate 1
    £5000.00 /MW
    Termination Fee Rate 2
    £25000.00 /MW
    Termination Fee Rate 3
    £10000.00 /MW
    Termination Fee Rate 4
    £15000.00 /MW
    Termination Fee Rate 5
    £35000.00 /MW
    Annual Penalty Cap
    1
    Monthly Penalty Cap
    2
    Organization
    Company Name
    N/A
    Parent Company
    RESERVE POWER HOLDINGS (JERSEY) LIMITED
    Registered Holder
    FLEXITRICITY LIMITED
    Opt Out Status
    Opt-In
    Agreement Details
    Agreement Awarded
    Yes
    Agreement ID
    CAN-2026-F22073-001
    Agreement Term
    1
    _id
    13751
    CMU ID
    F22073
    Auction
    Capacity Auction
    Auction Name
    2026-27 (T-4) Four Year Ahead Capacity Auction
    CM Unit Name
    Ledi
    DSR Test Method
    Post Auction DSR Test
    Name of Applicant
    FLEXITRICITY LIMITED
    Proven DSR Capacity
    4.5
    DSR Bidding Capacity
    3.216
    Pre-Qualification Decision
    Prequalified
    Transmission / Distribution
    Distribution
    CMU confirmed entry into Auction
    Yes
    Secondary Trading Contact - Email
    [email protected]
    Date of Issue of Capacity Agreement
    2023-03-31
    Auction Acquired Capacity Obligation
    3.216
    Secondary Trading Contact - Telephone
    '+441312218100
    Duration of Capacity Agreement Awarded
    1
    Delivery Years for which Agreement Valid
    2026/2027
    Duration of Capacity Agreement in First Bidding Round
    1
    Auction Participation History
    2027-28T-42027-28 (T-4) Four Year Ahead Capacity Auction
    19.07 MW Prequalified
    Component ID: 291934
    Capacity: 19.07 MW
    Status: Prequalified
    Auction-specific values (differ from CMU baseline):
    • De-Rated Capacity: 19.067
    • OS Grid Reference: SU 647 598
    • Location and Post Code: Minchens Lane Bramley Tadley RG26 5BJ
    • Connection / DSR Capacity: 99
    • Primary Fuel of Component: Storage - Battery
    • Generating Technology Class: Storage (Duration 2.5h)
    • Description of CMU Components: 99.000MW Battery Energy Storage site
    CMU F18073
    3.794 FLEXITRICITY LIMITED
    Prequalified
  • ✓ Prequalified
  • 2025-26
    Capacity Information
    De-Rated Capacity
    3.794
    Connection/DSR Capacity
    4.5
    Anticipated Capacity
    3.793
    Max Obligation Period
    1
    Unit Information
    CMU Type
    Non CMRS
    Primary Fuel
    DSR
    Category
    Proven DSR CMU
    Storage Facility
    No
    Commercial Information
    Organization
    Company Name
    N/A
    Parent Company
    RESERVE POWER HOLDINGS (JERSEY) LIMITED
    Opt Out Status
    Opt-In
    Agreement Details
    _id
    8269
    CMU ID
    F18073
    Auction
    Capacity Auction
    Auction Name
    2022-23 (T-4) Four Year Ahead Capacity Auction
    CM Unit Name
    Ledi
    Name of Applicant
    FLEXITRICITY LIMITED
    Pre-Qualification Decision
    Prequalified
    Transmission / Distribution
    Distribution
    CMU confirmed entry into Auction
    No
    Secondary Trading Contact - Email
    [email protected]
    Secondary Trading Contact - Telephone
    '+441312218100
    Auction Participation History
    2025-26T-42025-26 (T-4) Four Year Ahead Capacity Auction
    Prequalified
    Component ID: 366918
    Status: Prequalified
    Auction-specific values (differ from CMU baseline):
    • OS Grid Reference: SK 792 855
    • Location and Post Code: EDF Energy (Thermal Generation) Limited, West Burton A Power Station, West Burton, Retford, Nottinghamshire, DN22 9BL
    • Generating Technology Class: Coal
    • Description of CMU Components: West Burton A Power Station Combined CMU WAC-21 = 100% (T_WBUPS-1) + 100% (T_WBUPS-2) +100% (T_WBUPS-3) +100% (T_WBUPS-4) +100% (T_WBUGT-1) +100% (T_WBUGT-4)+ 100% (E_WBUPS-STX) Component T_WBUPS-4 = 100% (T_WBUPS-4) + 25% (E_WBUPS-STX)
    CMU F21073
    3.53 FLEXITRICITY LIMITED
    Prequalified
  • ✓ Prequalified
  • 2025-26
    Capacity Information
    De-Rated Capacity
    3.53
    Connection/DSR Capacity
    4.5
    Anticipated Capacity
    3.53
    Max Obligation Period
    1
    Unit Information
    CMU Type
    Non CMRS
    Primary Fuel
    DSR
    Category
    Proven DSR CMU
    Storage Facility
    No
    Commercial Information
    Termination Fee Rate 1
    £5000.00 /MW
    Termination Fee Rate 2
    £25000.00 /MW
    Termination Fee Rate 3
    £10000.00 /MW
    Termination Fee Rate 4
    £15000.00 /MW
    Termination Fee Rate 5
    £35000.00 /MW
    Annual Penalty Cap
    1
    Monthly Penalty Cap
    2
    Organization
    Company Name
    N/A
    Parent Company
    RESERVE POWER HOLDINGS (JERSEY) LIMITED
    Registered Holder
    FLEXITRICITY LIMITED
    Opt Out Status
    Opt-In
    Agreement Details
    Agreement Awarded
    Yes
    Agreement ID
    CAN-2025-F21073-001
    Agreement Term
    1
    _id
    12852
    CMU ID
    F21073
    Auction
    Capacity Auction
    Auction Name
    2025-26 (T-4) Four Year Ahead Capacity Auction
    CM Unit Name
    Ledi
    Name of Applicant
    FLEXITRICITY LIMITED
    DSR Bidding Capacity
    3.53
    Pre-Qualification Decision
    Prequalified
    Transmission / Distribution
    Distribution
    CMU confirmed entry into Auction
    Yes
    Secondary Trading Contact - Email
    [email protected]
    Date of Issue of Capacity Agreement
    2022-04-01
    Auction Acquired Capacity Obligation
    3.53
    Secondary Trading Contact - Telephone
    '+441312218100
    Duration of Capacity Agreement Awarded
    1
    Delivery Years for which Agreement Valid
    2025/2026
    Duration of Capacity Agreement in First Bidding Round
    1
    Auction Participation History
    2025-26T-42025-26 (T-4) Four Year Ahead Capacity Auction
    3.53 MW Prequalified
    Component ID: 366268
    Capacity: 3.53 MW
    Status: Prequalified
    Auction-specific values (differ from CMU baseline):
    • OS Grid Reference: SJ 993 601
    • Location and Post Code: Meerbrook, Leek, Staffordshire, ST13 8SN
    • Generating Technology Class: DSR
    • Description of CMU Components: Load reduction on site supported by non-exporting standby generation.
    CMU F19073
    3.876 FLEXITRICITY LIMITED
    Prequalified (2)
  • ✓ Prequalified
  • ✓ Prequalified
  • 2023-24 2021-2023
    Capacity Information
    De-Rated Capacity
    3.876
    Connection/DSR Capacity
    4.5
    Anticipated Capacity
    3.876
    Max Obligation Period
    1
    Unit Information
    CMU Type
    Non CMRS
    Primary Fuel
    DSR
    Category
    Proven DSR CMU
    Storage Facility
    No
    Commercial Information
    Termination Fee Rate 1
    £5000.00 /MW
    Termination Fee Rate 2
    £25000.00 /MW
    Termination Fee Rate 3
    £10000.00 /MW
    Termination Fee Rate 4
    £15000.00 /MW
    Termination Fee Rate 5
    £35000.00 /MW
    Annual Penalty Cap
    1
    Monthly Penalty Cap
    2
    Organization
    Company Name
    N/A
    Parent Company
    RESERVE POWER HOLDINGS (JERSEY) LIMITED
    Registered Holder
    FLEXITRICITY LIMITED
    Opt Out Status
    Opt-In
    Agreement Details
    Agreement Awarded
    Yes
    Agreement ID
    CAN-2023-F19073-001
    Agreement Term
    1
    _id
    9816
    CMU ID
    F19073
    Auction
    Capacity Auction
    Auction Name
    2023-24 (T-4) Four Year Ahead Capacity Auction
    CM Unit Name
    Ledi
    Name of Applicant
    FLEXITRICITY LIMITED
    DSR Bidding Capacity
    3.876
    Pre-Qualification Decision
    Prequalified
    Transmission / Distribution
    Distribution
    CMU confirmed entry into Auction
    Yes
    Secondary Trading Contact - Email
    [email protected]
    Date of Issue of Capacity Agreement
    2020-04-17
    Auction Acquired Capacity Obligation
    3.876
    Secondary Trading Contact - Telephone
    '+441312218100
    Duration of Capacity Agreement Awarded
    1
    Delivery Years for which Agreement Valid
    2023/2024
    Duration of Capacity Agreement in First Bidding Round
    1
    Auction Participation History
    2023-24T-42023-24 (T-4) Four Year Ahead Capacity Auction
    Prequalified
    Component ID: 219988
    Status: Prequalified
    Auction-specific values (differ from CMU baseline):
    • OS Grid Reference: NS 775 765
    • Location and Post Code: 2 South Wardpark Place, Wardpark, Cumbernauld, Glasgow, North Lanarkshire, G67 3HX
    • Generating Technology Class: Reciprocating engines
    • Description of CMU Components: New build gas generator
    2021-22T-42021-22 (T-4) Four Year Ahead Capacity Auction
    Prequalified
    Component ID: 281441
    Status: Prequalified
    Auction-specific values (differ from CMU baseline):
    • OS Grid Reference: TL 861 654
    • Location and Post Code: Bury St Edmunds Sugar Factory British Sugar plc Hollow Road Bury St Edmunds IP32 7BB
    • Generating Technology Class: CHP and autogeneration
    • Description of CMU Components: The CMU is a gas fired CCGT CHP
    CMU F20073
    3.565 FLEXITRICITY LIMITED
    Prequalified
  • ✓ Prequalified
  • 2022-23
    Capacity Information
    De-Rated Capacity
    3.565
    Connection/DSR Capacity
    4.5
    Anticipated Capacity
    3.564
    Max Obligation Period
    1
    Unit Information
    CMU Type
    Non CMRS
    Primary Fuel
    DSR
    Category
    Proven DSR CMU
    Storage Facility
    No
    Commercial Information
    Termination Fee Rate 1
    £5000.00 /MW
    Termination Fee Rate 2
    £25000.00 /MW
    Termination Fee Rate 3
    £10000.00 /MW
    Termination Fee Rate 4
    £15000.00 /MW
    Termination Fee Rate 5
    £35000.00 /MW
    Annual Penalty Cap
    1
    Monthly Penalty Cap
    2
    Organization
    Company Name
    N/A
    Parent Company
    RESERVE POWER HOLDINGS (JERSEY) LIMITED
    Registered Holder
    FLEXITRICITY LIMITED
    Opt Out Status
    Opt-In
    Agreement Details
    Agreement Awarded
    Yes
    Agreement ID
    CAN-2024-F20073-001
    Agreement Term
    1
    _id
    11351
    CMU ID
    F20073
    Auction
    Capacity Auction
    Auction Name
    2024-25 (T-4) Four Year Ahead Capacity Auction
    CM Unit Name
    Ledi
    Name of Applicant
    FLEXITRICITY LIMITED
    DSR Bidding Capacity
    3.565
    Pre-Qualification Decision
    Prequalified
    Transmission / Distribution
    Distribution
    CMU confirmed entry into Auction
    Yes
    Secondary Trading Contact - Email
    [email protected]
    Date of Issue of Capacity Agreement
    2021-04-19
    Auction Acquired Capacity Obligation
    3.565
    Secondary Trading Contact - Telephone
    '+441312218100
    Duration of Capacity Agreement Awarded
    1
    Delivery Years for which Agreement Valid
    2024/2025
    Duration of Capacity Agreement in First Bidding Round
    1
    Auction Participation History
    2022-23T-42022-23 (T-4) Four Year Ahead Capacity Auction
    Prequalified
    Component ID: 220189
    Status: Prequalified
    Auction-specific values (differ from CMU baseline):
    • OS Grid Reference: SJ 879 557
    • Location and Post Code: Knypersley Generation Unit G, Brown Lees Industrial Estate, Knypersley, Staffordshire, ST8 7DN
    • Generating Technology Class: Reciprocating engines
    • Description of CMU Components: The CMU Component is made up of reciprocating diesel engines.
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