{
  "schema_version": 1,
  "generated_on": "2026-09-27",
  "title": "Current public large-load source context — 2026-09-27",
  "purpose": "Dated control-plane snapshot of the principal public market and utility source systems used by the registry. This is source context, not a substitute for row-level records.",
  "sources": [
    {
      "id": "CAISO",
      "authority": "California ISO",
      "status": "CURRENT_PUBLIC_QUEUE_SNAPSHOT_IN_REPOSITORY",
      "current_context": "The registry retains a complete current public queue snapshot and separate historical cluster-series records. Historical serial/cluster versioning remains a distinct research task.",
      "official_url": "https://www.caiso.com/documents/publicqueuereport.pdf"
    },
    {
      "id": "MISO",
      "authority": "Midcontinent ISO",
      "status": "CURRENT_PUBLIC_QUEUE_SNAPSHOT_IN_REPOSITORY",
      "current_context": "The registry retains 3,873 current queue records and an explicit 153-row >=100 MW unlocated worklist. Missing public location fields are preserved as missing rather than geocoded.",
      "official_url": "https://www.misoenergy.org/api/giqueue/getprojects"
    },
    {
      "id": "PJM",
      "authority": "PJM Interconnection",
      "status": "PUBLIC_LARGE_LOAD_REGISTRY_PENDING_FERC",
      "current_context": "PJM's current Large Load page says the Large Load Registry is pending FERC approval, the new existing/future registry tool is expected Jan. 1, 2027, and aggregated public registry information is expected in March 2027. Current serial/cycle service-request data remain the public interim source.",
      "official_url": "https://www.pjm.com/markets-and-operations/large-load",
      "service_request_url": "https://www.pjm.com/planning/service-requests"
    },
    {
      "id": "ERCOT",
      "authority": "ERCOT",
      "status": "PUBLIC_VERIFICATION_PROCESS_ACTIVE",
      "current_context": "ERCOT's September 2026 public materials document Batch Zero eligibility verification RFIs and a State & Community Impact RFI. The Large Load Integration page states RIOO portal responses are the controlling documents.",
      "official_url": "https://www.ercot.com/services/rq/large-load-integration",
      "notice_url": "https://www.ercot.com/services/comm/mkt_notices/M-A090926-01"
    },
    {
      "id": "SPP",
      "authority": "Southwest Power Pool",
      "status": "PUBLIC_HILL_PROCESS_ACTIVE",
      "current_context": "SPP publicly maintains a High Impact Large Load process and has September 17, 2026 public meeting materials. The public active GI queue is retained separately.",
      "official_url": "https://www.spp.org/largeload/"
    },
    {
      "id": "NYISO",
      "authority": "New York ISO",
      "status": "OFFICIAL_WORKBOOK_REFERENCED_CURRENT_CAPTURE_NEEDS_REFRESH",
      "current_context": "The official Interconnection Queue workbook is the public queue source used by the registry; the current repository still needs a fresh successful workbook capture before a current complete row-level export can be asserted.",
      "official_url": "https://www.nyiso.com/documents/20142/1407078/NYISO-Interconnection-Queue.xlsx"
    },
    {
      "id": "ISO-NE",
      "authority": "ISO New England",
      "status": "PUBLIC_EXTERNAL_QUEUE_SOURCE",
      "current_context": "The registry preserves the public external-queue source family and named large-load forecast/project evidence; project-specific milestones require document-level extraction.",
      "official_url": "https://irtt.iso-ne.com/reports/external"
    },
    {
      "id": "AESO",
      "authority": "Alberta Electric System Operator",
      "status": "MONTHLY_PUBLIC_CONNECTION_PROJECT_LIST",
      "current_context": "AESO says it publishes all projects following its Connection Process monthly, with Excel, map, GIS shapefile and KML resources. The latest published list is dated Sep. 1, 2026.",
      "official_url": "https://aeso.ca/grid/transmission-projects/connection-project-reporting/"
    },
    {
      "id": "IESO",
      "authority": "Independent Electricity System Operator",
      "status": "PUBLIC_APPLICATION_STATUS_WITH_CONFIDENTIAL_LIMITS",
      "current_context": "The public Application Status universe is retained; later technical-feasibility details can be confidential. IESO's large-computational-load technical requirements were revised Sep. 3, 2026.",
      "official_url": "https://ieso.ca/Sector-Participants/Connection-Process/Application-Status"
    },
    {
      "id": "BC_HYDRO",
      "authority": "BC Hydro",
      "status": "PUBLIC_EMERGING_INDUSTRIES_INTAKE",
      "current_context": "BC Hydro publicly reported 15 Emerging Industries applications representing close to 800 MW and said feasibility results would be provided by Aug. 24, 2026.",
      "official_url": "https://app.bchydro.com/accounts-billing/electrical-connections/large-load/emerging-industries-connections.html"
    },
    {
      "id": "QUEBEC",
      "authority": "Hydro-Québec",
      "status": "PUBLIC_SECTOR_AGGREGATE",
      "current_context": "Hydro-Québec reported nearly 190 MW of peak data-centre consumption under the discussed rate and said sector peak consumption could reach approximately 1,000 MW by 2035. This is sector context, not facility attribution.",
      "official_url": "https://news.hydroquebec.com/news/press-releases/all-quebec/hydro-quebec-proposing-regie-energie-new-rate-large-data-centres-adjustment-rate-cryptographic-use-applied-blockchains.html"
    },
    {
      "id": "MANITOBA",
      "authority": "Manitoba Hydro",
      "status": "PUBLIC_LARGE_SUPPLY_PROCESS",
      "current_context": "Manitoba Hydro publishes large-supply request requirements above 5 MW, including legal entity, site, construction timing, operation schedule, peak MW and annual GWh.",
      "official_url": "https://www.hydro.mb.ca/your_home/large_supply_request/"
    },
    {
      "id": "ALECTRA_VAUGHAN",
      "authority": "Alectra Utilities",
      "status": "DISCRETE_PUBLIC_CONNECTION_PROJECT",
      "current_context": "Alectra's Vaughan MTS No. 6 project page describes a proposed 230 kV station with 170 MVA capacity supporting a proposed 108 MVA data-centre facility for an undisclosed customer.",
      "official_url": "https://alectrautilities.com/VaughanMTS6"
    }
  ],
  "semantics": "Status is dated 2026-09-27. A public source being active does not imply every customer/application record is public. Confidential or restricted data remains out of the registry unless independently disclosed."
}