NYISO Day-Ahead Scheduled Outages record

Day-ahead scheduled transmission equipment outages. One object per row of NYISO MIS public archive CSV report P-54C (http://mis.nyiso.com/public/csv/outSched/outSched.csv). DERIVED by API Evangelist from the header row and observed values of a live file fetched on 2026-07-27; NYISO publishes no schema document for this report. Timestamps are rendered by NYISO as MM/DD/YYYY HH:MM[:SS] in Eastern time, not ISO-8601.

EnergyUnited StatesElectricityEnergy MarketsGridOpen DataSystem OperatorNew YorkRenewablesEmissions

Properties

Name Type Description
timestamp string CSV column "Timestamp"; observed example value: 07/26/2026 00:00:00
ptid integer CSV column "PTID"; observed example value: 13269
equipment_name string CSV column "Equipment Name"; observed example value: RAMAPO___345KV_35-4500-5
scheduled_out_date_time string CSV column "Scheduled Out Date/Time"; observed example value: 02/01/2015 00:00:00
scheduled_in_date_time string CSV column "Scheduled In Date/Time"; observed example value: 02/01/2030 00:00:00
View JSON Schema on GitHub

JSON Schema

nyiso-outSched-schema.json Raw ↑
{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/nyiso/refs/heads/main/json-schema/nyiso-outSched-schema.json",
  "title": "NYISO Day-Ahead Scheduled Outages record",
  "description": "Day-ahead scheduled transmission equipment outages. One object per row of NYISO MIS public archive CSV report P-54C (http://mis.nyiso.com/public/csv/outSched/<YYYYMMDD>outSched.csv). DERIVED by API Evangelist from the header row and observed values of a live file fetched on 2026-07-27; NYISO publishes no schema document for this report. Timestamps are rendered by NYISO as MM/DD/YYYY HH:MM[:SS] in Eastern time, not ISO-8601.",
  "x-nyiso-report": "P-54C",
  "x-source-url": "http://mis.nyiso.com/public/csv/outSched/20260726outSched.csv",
  "x-generated": "2026-07-27",
  "x-method": "derived",
  "type": "object",
  "properties": {
    "timestamp": {
      "type": "string",
      "title": "Timestamp",
      "description": "CSV column \"Timestamp\"; observed example value: 07/26/2026 00:00:00"
    },
    "ptid": {
      "type": "integer",
      "title": "PTID",
      "description": "CSV column \"PTID\"; observed example value: 13269"
    },
    "equipment_name": {
      "type": "string",
      "title": "Equipment Name",
      "description": "CSV column \"Equipment Name\"; observed example value: RAMAPO___345KV_35-4500-5"
    },
    "scheduled_out_date_time": {
      "type": "string",
      "title": "Scheduled Out Date/Time",
      "description": "CSV column \"Scheduled Out Date/Time\"; observed example value: 02/01/2015 00:00:00"
    },
    "scheduled_in_date_time": {
      "type": "string",
      "title": "Scheduled In Date/Time",
      "description": "CSV column \"Scheduled In Date/Time\"; observed example value: 02/01/2030 00:00:00"
    }
  },
  "required": [
    "timestamp",
    "ptid",
    "equipment_name",
    "scheduled_out_date_time",
    "scheduled_in_date_time"
  ],
  "additionalProperties": false
}

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