{"links": [{"rel": "self", "href": "https://ukpowernetworks.opendatasoft.com/api/v2/catalog/datasets/ukpn-grid-supply-points-overview"}, {"rel": "datasets", "href": "https://ukpowernetworks.opendatasoft.com/api/v2/catalog/datasets"}, {"rel": "attachments", "href": "https://ukpowernetworks.opendatasoft.com/api/v2/catalog/datasets/ukpn-grid-supply-points-overview/attachments"}, {"rel": "reuses", "href": "https://ukpowernetworks.opendatasoft.com/api/v2/catalog/datasets/ukpn-grid-supply-points-overview/reuses"}, {"rel": "static_exports", "href": "https://ukpowernetworks.opendatasoft.com/api/v2/catalog/datasets/ukpn-grid-supply-points-overview/static_exports"}], "dataset": {"visibility": "domain", "dataset_id": "ukpn-grid-supply-points-overview", "dataset_uid": "da_b0s9l5", "has_records": true, "features": ["geo", "analyze", "custom_view"], "attachments": [{"id": "data_triage_informational_shapefiles_xlsx", "title": "Data Triage - Informational Shapefiles.xlsx", "mimetype": "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", "url": "https://ukpowernetworks.opendatasoft.com/api/v2/catalog/datasets/ukpn-grid-supply-points-overview/attachments/data_triage_informational_shapefiles_xlsx"}], "alternative_exports": [], "data_visible": false, "fields": [{"name": "dno", "description": null, "annotations": {"facet": true, "sortable": true, "facetsort": "alphanum"}, "label": "DNO", "type": "text"}, {"name": "floc", "description": null, "annotations": {}, "label": "Site Functional Location", "type": "text"}, {"name": "gsp", "description": null, "annotations": {"facet": true, "facetsort": "alphanum", "sortable": true}, "label": "Grid Supply Point (GSP)", "type": "text"}, {"name": "minimum_observed_power_flow", "description": "The Maximum and Minimum Power Flow comes from UK Power Networks' own analysis of the power flow through that GSP in the previous year.", "annotations": {"facetsort": "-count", "unit": "MW", "decimals": 2}, "label": "Minimum Observed Power Flow", "type": "double"}, {"name": "maximum_observed_power_flow", "description": "The Maximum and Minimum Power Flow comes from UK Power Networks' own analysis of the power flow through that GSP in the previous year.", "annotations": {}, "label": "Maximum Observed Power Flow", "type": "double"}, {"name": "asset_import_limit", "description": "The Asset Import Limit and Asset Export Limit is calculated based on the Supergrid transformer capacities available at the GSP, and are provided for indicative purposes only and may not reflect the actual capacity at the GSP.", "annotations": {"facetsort": "-count"}, "label": "Asset Import Limit", "type": "text"}, {"name": "asset_export_limit", "description": "The Asset Import Limit and Asset Export Limit is calculated based on the Supergrid transformer capacities available at the GSP, and are provided for indicative purposes only and may not reflect the actual capacity at the GSP.", "annotations": {"facetsort": "-count"}, "label": "Asset Export Limit", "type": "int"}, {"name": "technical_limit_import_summer", "description": "This is the agreed limit between UKPN and NGESO for the allowed level of Summer import at this GSP before curtailment, in MW. This is May to August inclusive.", "annotations": {}, "label": "Technical Limit Import Summer", "type": "text"}, {"name": "technical_limit_import_winter", "description": "This is the agreed limit between UKPN and NGESO for the allowed level of Winter import at this GSP before curtailment, in MW. This is November to March inclusive.", "annotations": {}, "label": "Technical Limit Import Winter", "type": "text"}, {"name": "technical_limit_import_access_period", "description": "This is the agreed limit between UKPN and NGESO for the allowed level of import during the Access Period (week 13 - week 43) at this GSP before curtailment, in MW.", "annotations": {}, "label": "Technical Limit Import Access Period", "type": "text"}, {"name": "technical_limit_export", "description": "This is the agreed limit between UKPN and NGESO for the allowed level of export at this GSP before curtailment, in MW.", "annotations": {}, "label": "Technical Limit Export", "type": "text"}, {"name": "export_capacity_utilisation", "description": "The Export and Import Capacity Utilisation is calculated as a ratio of the maximum and minimum demand and the capacity at the GSP, which where possible is the technical limits and where not possible, the asset capacity.", "annotations": {"facetsort": "-count", "unit": "%", "decimals": 2}, "label": "Export Capacity Utilisation", "type": "double"}, {"name": "import_capacity_utilisation", "description": "The Export and Import Capacity Utilisation is calculated as a ratio of the maximum and minimum demand and the capacity at the GSP, which where possible is the technical limits and where not possible, the asset capacity.", "annotations": {"unit": "%", "facetsort": "-count", "decimals": 2}, "label": "Import Capacity Utilisation", "type": "double"}, {"name": "technical_limits_available", "description": "The Technical Limits Available field provides a status on whether this site has an agreed limit to manage customers on a curtailable-connection ahead of transmission reinforcements - green means Technical Limits are available, red means unavailable. Where available, the below table shows the limits applied.", "annotations": {"facet": true}, "label": "Technical Limits Available", "type": "text"}, {"name": "geo_point_2d", "description": null, "annotations": {}, "label": "Geo Point", "type": "geo_point_2d"}], "metas": {"dcat": {"created": null, "issued": null, "creator": null, "contributor": null, "contact_name": null, "contact_email": null, "accrualperiodicity": null, "spatial": null, "temporal": null, "granularity": null, "dataquality": null, "publisher_type": null, "conforms_to": null, "temporal_coverage_start": null, "temporal_coverage_end": null, "accessRights": null, "relation": null}, "inspire": {"theme": null, "type": null, "file_identifier": null, "hierarchy_level": null, "hierarchy_level_name": null, "spatial_resolution": null, "topologic_consistency": null, "contact_individual_name": null, "contact_position": null, "contact_address": null, "contact_email": null, "identification_purpose": null, "extend_description": null, "extend_bounding_box_westbound_longitude": null, "extend_bounding_box_eastbound_longitude": null, "extend_bounding_box_southbound_latitude": null, "extend_bounding_box_northbound_latitude": null}, "default": {"title": "Grid Supply Points Overview", "description": "<div class=\"ods-asset-customview-crosslink\"><p></p></div><h2 class=\"\">Introduction</h2><p>This table provides an overview of the physical and technical capacity at every Grid Supply Point (GSP).</p>\n<p class=\"MsoNormal\">The Technical\nLimits fields provide a RAG status on whether this is available yet, and where available the limits as agreed with National Grid ESO which will not have a negative impact on the transmission network. This is an ongoing development and as they become available more GSPs will become part of this process, and values\nmay change over time. </p>\n<p class=\"MsoNormal\">The Import limit is provided for winter, summer and the access period. The Historical Maximum and Minimum Power Flow comes from UK Power Networks' own analysis of the power flow through that GSP in the previous year. </p>\n<p>The Asset Import Limit and Asset Export Limit is calculated based on the Supergrid transformer capacities available at the GSP, and are provided for indicative purposes only and may not reflect the actual capacity at the GSP. </p>\n<p>The Export and Import Capacity Utilisation is then calculated as a ratio of the maximum and minimum demand and the capacity at the GSP, which where possible is the technical limits and where not possible, the asset capacity. Combined with the\nprevious table it provides a thorough view of headroom at all GSPs.</p>\n\n<h2>Methodological Approach</h2>\n<p>Data is compiled from existing datashare between UK Power Networks and the National Energy System Operator. UK Power Networks has included Functional Locations (FLOCs) to aid with referencing with other UK Power Networks datasets.</p>\n\n<h2>Quality Control Statement</h2>\n<p>\nQuality Control Measures include:\n</p><ul><li>Verification steps to match features only with confirmed functional locations;</li>\n<li>Manual review and correct of data inconsistencies; and</li>\n<li>Use of additional verification steps to ensure accuracy in the methodology.</li></ul>\n<p></p>\n\n\n    <h2>Assurance Statement</h2>\n    <p>The Open Data Team and DSO Data Science team worked together to ensure data accuracy and consistency.</p>\n\n<h2>Other</h2>\n<p>Download dataset information:<a href=\"https://ukpowernetworks.opendatasoft.com/explore/dataset/domain-dataset0/download/?format=json&amp;refine.identifier=ukpn-grid-supply-points-overview\"> Metadata (JSON)</a><br></p>\n\n<p>Definitions of key terms related to this dataset can be found in the Open Data Portal Glossary: <a href=\"https://ukpowernetworks.opendatasoft.com/pages/glossary/\" target=\"_blank\">https://ukpowernetworks.opendatasoft.com/pages/glossary/</a></p><p>Supported by National Energy SO Open Data.<br></p><p>To view this data please register and login.</p>", "theme": ["Network Infrastructure"], "keyword": null, "license": "CC BY 4.0", "license_url": "https://creativecommons.org/licenses/by/4.0/", "language": "en", "metadata_languages": ["en"], "timezone": null, "modified": "2026-03-06T23:00:10.527000+00:00", "modified_updates_on_metadata_change": false, "modified_updates_on_data_change": true, "data_processed": "2026-03-06T23:00:10.527000+00:00", "metadata_processed": "2026-04-10T22:00:10.612000+00:00", "geographic_reference": null, "geographic_reference_auto": false, "territory": null, "geometry_types": ["Point"], "bbox": {"type": "Feature", "geometry": {"coordinates": [[[1.3439406920224428, 52.72729702759534], [-0.727997375652194, 52.72729702759534], [-0.727997375652194, 50.88128331117332], [1.3439406920224428, 50.88128331117332], [1.3439406920224428, 52.72729702759534]]], "type": "Polygon"}, "properties": {}}, "publisher": "UK Power Networks, Company number 3870728", "references": null, "records_count": 60, "attributions": null, "source_domain": null, "source_domain_title": null, "source_domain_address": null, "source_dataset": null, "shared_catalog": null, "federated": false, "parent_domain": null, "update_frequency": ["MONTHLY"]}, "dublin-core": {"title": "Grid Supply Points Overview", "alternative": null, "subject": ["Extra High Voltage (EHV)", "Grid Supply Point (GSP)"], "description": "<div class=\"ods-asset-customview-crosslink\"><p></p></div><h2 class=\"\">Introduction</h2><p>This table provides an overview of the physical and technical capacity at every Grid Supply Point (GSP).</p>\n<p class=\"MsoNormal\">The Technical\nLimits fields provide a RAG status on whether this is available yet, and where available the limits as agreed with National Grid ESO which will not have a negative impact on the transmission network. This is an ongoing development and as they become available more GSPs will become part of this process, and values\nmay change over time. </p>\n<p class=\"MsoNormal\">The Import limit is provided for winter, summer and the access period. The Historical Maximum and Minimum Power Flow comes from UK Power Networks' own analysis of the power flow through that GSP in the previous year. </p>\n<p>The Asset Import Limit and Asset Export Limit is calculated based on the Supergrid transformer capacities available at the GSP, and are provided for indicative purposes only and may not reflect the actual capacity at the GSP. </p>\n<p>The Export and Import Capacity Utilisation is then calculated as a ratio of the maximum and minimum demand and the capacity at the GSP, which where possible is the technical limits and where not possible, the asset capacity. Combined with the\nprevious table it provides a thorough view of headroom at all GSPs.</p>\n\n<h2>Methodological Approach</h2>\n<p>Data is compiled from existing datashare between UK Power Networks and the National Energy System Operator. UK Power Networks has included Functional Locations (FLOCs) to aid with referencing with other UK Power Networks datasets.</p>\n\n<h2>Quality Control Statement</h2>\n<p>\nQuality Control Measures include:\n</p><ul><li>Verification steps to match features only with confirmed functional locations;</li>\n<li>Manual review and correct of data inconsistencies; and</li>\n<li>Use of additional verification steps to ensure accuracy in the methodology.</li></ul>\n<p></p>\n\n\n    <h2>Assurance Statement</h2>\n    <p>The Open Data Team and DSO Data Science team worked together to ensure data accuracy and consistency.</p>\n\n<h2>Other</h2>\n<p>Download dataset information:<a href=\"https://ukpowernetworks.opendatasoft.com/explore/dataset/domain-dataset0/download/?format=json&amp;refine.identifier=ukpn-grid-supply-points-overview\"> Metadata (JSON)</a><br></p>\n\n<p>Definitions of key terms related to this dataset can be found in the Open Data Portal Glossary: <a href=\"https://ukpowernetworks.opendatasoft.com/pages/glossary/\" target=\"_blank\">https://ukpowernetworks.opendatasoft.com/pages/glossary/</a></p><p>Supported by National Energy SO Open Data.<br></p><p>To view this data please register and login.</p>", "abstract": null, "tableOfContent": null, "type": ["Dataset"], "language": ["eng"], "coverage": null, "spatial": "EPN= Eastern Power Networks; LPN= London Power Networks; SPN= South Eastern Power Networks", "temporal_start": null, "temporal_end": null, "relation": "https://ukpowernetworks.opendatasoft.com/explore/dataset/ukpn-grid-supply-points-overview/information/; https://ukpowernetworks.opendatasoft.com/explore/dataset/ukpn-appendix-g-summary/information/; https://ukpowernetworks.opendatasoft.com/explore/dataset/ukpn-nodd-gsp-aggregated/information/", "source": "https://ukpowernetworks.opendatasoft.com/; https://www.neso.energy/data-portal/gis-boundaries-gb-grid-supply-points", "replaces": null, "references": null, "requires": null, "conformsTo": null, "hasFormat": null, "hasPart": null, "hasVersion": null, "isFormatOf": null, "isPartOf": null, "isVersionOf": null, "isReferencedBy": null, "isReplacedBy": null, "isRequiredBy": null, "contributor": null, "creator": "UK Power Networks, Company number 3870728", "publisher": "UK Power Networks, Company number 3870728", "rights": null, "accessRights": ["Open"], "license": "CC BY 4.0", "date_start": null, "date_end": null, "available_start": null, "available_end": null, "created": null, "dateAccepted": null, "dateCopyrighted": null, "dateSubmitted": null, "issued": "2024-07-15T23:00:00+00:00", "modified": "2026-03-06T23:00:10.527000+00:00", "valid_start": null, "valid_end": null, "format": ["application/json", "text/csv", "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet"], "extent": null, "medium": null, "identifier": null, "bibliographicCitation": null, "rightsHolder": null, "accrualMethod": null, "accrualPeriodicity": null, "accrualPolicy": null, "audience": null, "educationLevel": null, "instructionalMethod": null, "mediator": null, "provenance": null}}}}