{"type": "object", "properties": {"INTERVAL_DATETIME": {"type": "string", "examples": ["2026/09/01 00:30:00"], "format": "date-time", "description": "End date time of the interval"}, "REGIONID": {"type": "string", "enum": ["QLD1", "VIC1", "TAS1", "NSW1", "SA1", "SNOWY1"], "description": "Region identifier"}, "RUN_DATETIME": {"type": "string", "examples": ["2026/09/01 00:30:00"], "format": "date-time", "description": "Unique Timestamp Identifier for this run, identified by the first half hour ended interval of the run."}, "RUNTYPE": {"type": "string", "examples": ["LOR"], "description": "Type of run. Values are OUTAGE_LRC and LOR. Note that the PDPASA OUTAGE_LRC Run Type is discontinued from 31 July 2025, with only the LOR Run Type reported."}, "AGGREGATECAPACITYAVAILABLE": {"type": "number", "examples": ["1894.79", "1960", "16372.54", "16216"], "description": "Sum of MAXAVAIL quantities offered by all Scheduled units and Availability of all semi-scheduled units limited by MAXAVAIL in a given Region for a given PERIODID"}, "AGGREGATEPASAAVAILABILITY": {"type": "integer", "examples": ["1965", "18110"], "maximum": 9223372036854775807, "minimum": -9223372036854775808, "description": "Sum of PASAAVAILABILITY for all scheduled generating units and scheduled bidirectional units (Gen side) with a Recall_Period <= 24 hours plus the sum of Unconstrained Intermittent Generation Forecasts (UIGF) for all semi-scheduled generating units. For the OUTAGE_LRC run, UIGF is the POE90 forecast. For the LOR Run, UIGF is the POE50 forecast. Note that the OUTAGE_LRC Run Type is discontinued from 31 July 2025. From March 2026, AGGREGATEPASAAVAILABILITY changes from that with Recall_Period <= 24 to that achievable by the relevant INTERVAL_DATETIME if recalled at the start of the run."}, "AGGREGATESCHEDULEDLOAD": {"type": "number", "examples": ["0", "1"], "description": "Sum of MAXAVAIL quantities bid by of all Scheduled Loads in a given Region for a given PERIODID."}, "CALCULATEDLOR1LEVEL": {"type": "number", "examples": ["387.849", "585", "1608.219168", "1609"], "description": "Region Reserve Level for LOR1 used. Can be static value or calculated value if an interconnector is a credible contingency"}, "CALCULATEDLOR2LEVEL": {"type": "number", "examples": ["279.47374", "435", "878.219168", "879"], "description": "Region Reserve Level for LOR2 used. Can be static value or calculated value if an interconnector is a credible contingency"}, "CAPACITYREQ": {"type": "number", "description": "Demand + Reserve requirements (MW). This field is not populated after 30 July 2025."}, "CONSTRAINEDCAPACITY": {"type": "integer", "examples": ["0", "5", "2868"], "maximum": 9223372036854775807, "minimum": -9223372036854775808, "description": "Aggregate generation + WDR capacity from Energy Constrained plant subjected to restrictions due to network constraints."}, "DEMAND10": {"type": "number", "examples": ["936", "9427"], "description": "10% Probability of Exceedance demand forecast"}, "DEMAND50": {"type": "number", "examples": ["882", "9160"], "description": "50% Probability of Exceedance demand forecast"}, "DEMAND90": {"type": "number", "examples": ["828", "8892"], "description": "90% Probability of Exceedance demand forecast"}, "DEMAND_AND_NONSCHEDGEN": {"type": "number", "examples": ["950", "9281"], "description": "Sum of Cleared Scheduled generation, imported generation (at the region boundary) and allowances made for non-scheduled generation (MW)."}, "ENERGYREQDEMAND10": {"type": "number", "examples": ["2.45", "0", "174.67"], "description": "Energy (GWh) required for this energy block based on the 10% probability of exceedance demand. Listed in the first interval of the energy block"}, "ENERGYREQDEMAND50": {"type": "number", "examples": ["2.35", "0", "169.85"], "description": "Sum of: (Region Demand50)/Period (sum by trading day, entered in first period of trading day, GWh)."}, "FUM": {"type": "number", "examples": ["47.549", "80", "762.896", "160"], "description": "Forecasting Uncertainty Measure. MW value of reserve calculated as defined in the Reserve Level Declaration Guidelines"}, "LASTCHANGED": {"type": "string", "examples": ["2026/09/01 00:04:51"], "format": "date-time", "description": "Date time this record was created."}, "LCR": {"type": "number", "examples": ["199.69807", "435", "878.219168", "879"], "description": "Largest Credible Risk. MW value for highest credible contingency"}, "LCR2": {"type": "number", "examples": ["387.849", "585", "1608.219168", "1609"], "description": "Two Largest Credible Risks. MW value for highest two credible contingencies."}, "LOR_SEMISCHEDULEDCAPACITY": {"type": "number", "examples": ["151.69", "306", "4094.21", "3729"], "description": "Constrained generation forecast for semi-scheduled units for the region for the LOR run. Semi-scheduled generation is constrained by both System Normal and Outage constraints, and incorporate MAXAVAIL limits."}, "LORCONDITION": {"type": "boolean", "examples": ["0"], "description": "Lack of Reserve Condition (LOR) flag for this region and interval (3 = LOR3, 2 = LOR2, 1 = LOR1, 0 = No LOR)"}, "LORNETINTERCHANGEUNDERSCARCITY": {"type": "number", "examples": ["-279.47", "-297", "-3138.66", "-2982"], "description": "Net interconnector flow from the region for this interval from the LOR assessment"}, "MAXSPARECAPACITY": {"type": "number", "examples": ["961.01", "1106", "7853.48", "6521"], "description": "Maximum Spare Capacity (MW) evaluated for this region. Calculated for each region in turn. This value reflects Regional LOR reserve."}, "MAXSURPLUSRESERVE": {"type": "number", "description": "Maximum Surplus Reserve (MW) evaluated for this region from LRC runs. This field is no longer populated."}, "MSRNETINTERCHANGEUNDERSCARCITY": {"type": "number", "description": "Net interconnector flow from the region for this interval from the MSR assessment. This field is no longer populated."}, "NETINTERCHANGEUNDERSCARCITY": {"type": "number", "examples": ["-279.47", "-297", "-3138.66", "-2982"], "description": "Net export (MW) out of this region in the LOR evaluation. Export if > 0, Import if < 0. This value is the same as LORNETINTERCHANGEUNDERSCARCITY."}, "RESERVECONDITION": {"type": "integer", "maximum": 127, "minimum": -128, "description": "Regional reserve condition from LRC run. This field is not populated after 30 July 2025."}, "RESERVEREQ": {"type": "number", "description": "Reserve Requirement (MW). This field is not populated after 30 July 2025."}, "SEMISCHEDULEDCAPACITY": {"type": "number", "examples": ["151.69", "306", "4094.21", "3729"], "description": "Constrained generation forecast (MW) for semi-scheduled units for the region. For OUTAGE_LRC run and LOR run, semi-scheduled generation is constrained by both System Normal and Outage constraints. All run types (OUTAGE_LRC, LOR) incorporate MAXAVAIL limits."}, "SS_SOLAR_CAPACITY": {"type": "number", "examples": ["0.01", "0", "9", "2057"], "description": "Constrained generation forecast for solar for the region. For OUTAGE_LRC run and LOR run. solar generation is constrained by both System Normal and Outage constraints. All run types (OUTAGE_LRC, LOR) incorporate MAXAVAIL limits."}, "SS_SOLAR_CLEARED": {"type": "number", "examples": ["0.01", "0", "9", "2057"], "description": "Constrained generation forecast (MW) for solar for the region. For OUTAGE_LRC run and LOR run, solar generation is constrained by both System Normal and Outage constraints. All run types (OUTAGE_LRC, LOR) incorporate MAXAVAIL limits. This value is the same as SS_SOLAR_CAPACITY."}, "SS_SOLAR_UIGF": {"type": "number", "examples": ["0.01", "0", "3066", "4524.41"], "description": "Unconstrained Intermittent Generation Forecast for solar for the region. For OUTAGE_LRC run, this is the POE90 forecast (determined by LRCUIGFOption in CaseSolution). For LOR run, this is the POE50 forecast."}, "SS_WIND_CAPACITY": {"type": "number", "examples": ["69.75", "214", "3547.11", "3328"], "description": "Constrained generation forecast for wind for the region. For OUTAGE_LRC run and LOR run, wind generation is constrained by both System Normal and Outage constraints. All run types (OUTAGE_LRC, LOR) incorporate MAXAVAIL limits."}, "SS_WIND_CLEARED": {"type": "number", "examples": ["69.75", "214", "3547.11", "3328"], "description": "Constrained generation forecast (MW) for wind for the region. For OUTAGE_LRC run and LOR run, wind generation is constrained by both System Normal and Outage constraints. All run types (OUTAGE_LRC, LOR) incorporate MAXAVAIL limits. This value is the same as SS_WIND_CAPACITY."}, "SS_WIND_UIGF": {"type": "number", "examples": ["151.69", "306", "4104.3", "4025"], "description": "Unconstrained Intermittent Generation Forecast for wind for the region. For OUTAGE_LRC run, this is the POE90 forecast (determined by LRCUIGFOption in CaseSolution). For LOR run, this is the POE50 forecast."}, "SURPLUSCAPACITY": {"type": "number", "examples": ["961.01", "1106", "7853.48", "6521"], "description": "Regional surplus capacity (MW), +/- values indicate surplus/deficit capacity respectively. This value reflects Regional LOR reserve."}, "SURPLUSRESERVE": {"type": "number", "examples": ["961.01", "1106", "7853.48", "6521"], "description": "Regional surplus reserve (MW). This value also reflects Regional LOR reserve. Note: For LOR runs, RESERVEREQ requirement input is not used."}, "TOTALINTERMITTENTGENERATION": {"type": "number", "examples": ["0", "1", "371"], "description": "Allowance made for non-scheduled generation in the demand forecast (MW)."}, "UIGF": {"type": "number", "examples": ["151.69", "306", "5669.67", "5576"], "description": "Regional aggregated Unconstrained Intermittent Generation Forecast of Semi-scheduled generation (MW)."}, "UNCONSTRAINEDCAPACITY": {"type": "integer", "examples": ["1062", "9275"], "maximum": 9223372036854775807, "minimum": -9223372036854775808, "description": "Aggregate generation + WDR capacity from Non-Energy Constrained plant subjected to restrictions due to network constraints."}, "WDR_AVAILABLE": {"type": "number", "examples": ["0", "1"], "description": "Regional aggregated Wholesale Demand Response (WDR) availability in MW."}, "WDR_CAPACITY": {"type": "number", "examples": ["0", "1"], "description": "Regional aggregated Wholesale Demand Response (WDR) capacity in MW."}, "WDR_PASAAVAILABLE": {"type": "number", "examples": ["0", "1"], "description": "Regional aggregated Wholesale Demand Response (WDR) PASA availability in MW."}}, "required": ["INTERVAL_DATETIME", "REGIONID", "RUN_DATETIME", "RUNTYPE"], "description": "The PDPASA region solution data.Note that the OUTAGE_LRC Run Type is no longer reported from 31 July 2025.\nPDPASA_REGIONSOLUTION is public so is available to all participants.\n\nSource\n\nPDPASA_REGIONSOLUTION is updated each PDPASA run (i.e. half-hourly).\n\nVolume\n\nRows per day: 32000\n\nNotes\n\nLRC Determination\n\nSURPLUSRESERVE is the surplus reserve in a region based on meeting the\ndemand plus the reserve requirement in all regions simultaneously. Note\nthat any surplus above the network restrictions and system reserve\nrequirements is reported in the region it is generated, thus a surplus\nof zero can mean that a region is importing to meet a requirement or\nthat it has exported all surplus to meet an adjacent region\u2019s\nrequirement.\n\n\u00a0\n\nThe PASA processes also calculate a regionally optimised surplus called\nthe Maximum LRC Surplus (MAXSURPLUSRESERVE) being a figure on how much\ngeneration could be brought to this region subject to meeting\nrequirements in other regions.\n\n\u00a0\n\nLOR Determination\n\nMAXSPARECAPACITY is a regionally optimised figure representing the\nsurplus generation able to be brought to a region subject to meeting the\ndemand in all other regions.\n\n\u00a0\n\nParticipants are directed to the first half hour of the Predispatch PASA\n(PDPASA) reports as NEMMCO's latest reserve determination for a given\nhalf hour."}