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Overview

ISO-NE's published Next Day Capacity Report source feed. This catalog page exposes the physical schema, coverage, and latest source rows without inventing a normalized grain for publisher-shaped snapshot fields. Use the documented key and event time when comparing revisions or vintages.

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ISONE MCP

Schema34

Column
Type
event_timeDateTime64(6, 'UTC')
begin_dateNullable(String)
creation_dateNullable(String)
cso_mwNullable(Float64)
capacity_additions_mwNullable(Float64)
generation_planned_outage_and_reduction_mwNullable(Float64)
generation_forced_outage_and_reduction_mwNullable(Float64)
generation_outage_and_reduction_mwNullable(Float64)
uncommitted_available_generation_mwNullable(Float64)
drr_capacity_mwNullable(Float64)
uncommitted_available_drr_mwNullable(Float64)
capacity_net_delivery_mwNullable(Float64)
tie_deliveryNullable(String)
total_available_capacity_mwNullable(Float64)
peak_load_today_hourNullable(String)
peak_load_today_mwNullable(Float64)
total_operating_reserve_requirement_mwNullable(Float64)
capacity_required_mwNullable(Float64)
surplus_or_deficiency_mwNullable(Float64)
replacement_reserve_requirement_mwNullable(Float64)
excess_commitment_mwNullable(Float64)
largest_first_contingency_mwNullable(Float64)
ams_peak_load_exposure_mwNullable(Float64)
ten_min_reserve_requirement_mwNullable(Float64)
ten_minute_reserve_estimate_mwNullable(Float64)
thirty_minute_reserve_requirement_mwNullable(Float64)
thirty_minute_reserve_estimate_mwNullable(Float64)
expected_op4_actionsNullable(String)
additional_capacity_available_op4_action_mwNullable(Float64)
interchange_detailNullable(String)
city_forecast_detailNullable(String)
units_for_minimum_orr_countNullable(Int64)
units_for_minimum_orr_mwNullable(Float64)
ingested_atDateTime64(6, 'UTC')

Sample rows

event_timebegin_datecreation_datecso_mwcapacity_additions_mwgeneration_planned_outage_and_reduction_mwgeneration_forced_outage_and_reduction_mwgeneration_outage_and_reduction_mwuncommitted_available_generation_mwdrr_capacity_mwuncommitted_available_drr_mwcapacity_net_delivery_mwtie_deliverytotal_available_capacity_mwpeak_load_today_hourpeak_load_today_mwtotal_operating_reserve_requirement_mwcapacity_required_mwsurplus_or_deficiency_mwreplacement_reserve_requirement_mwexcess_commitment_mwlargest_first_contingency_mwams_peak_load_exposure_mwten_min_reserve_requirement_mwten_minute_reserve_estimate_mwthirty_minute_reserve_requirement_mwthirty_minute_reserve_estimate_mwexpected_op4_actionsadditional_capacity_available_op4_action_mwinterchange_detailcity_forecast_detailunits_for_minimum_orr_countunits_for_minimum_orr_mwingested_at
2026-08-13 04:00:00.0000002026-08-13T00:00:00.000-04:002026-08-12T15:42:58.000-04:0026754112160218692471466321414-2478[{"interface_name": "Highgate", "tie_flow_mw": 0}, {"interface_name": "NB", "tie_flow_mw": 23}, {"interface_name": "NECEC", "tie_flow_mw": -1089}, {"interface_name": "NYISO AC", "tie_flow_mw": -885}, {"interface_name": "NYISO CSC", "tie_flow_mw": 330}, {"interface_name": "NYISO NNC", "tie_flow_mw": -102}, {"interface_name": "Phase 2", "tie_flow_mw": -755}]234192026-08-13T19:00:00.000-04:00189502043209932426160226612482522814351435608303400[{"interface_name": "Highgate", "import_limit_in_mw": -225, "export_limit_out_mw": 0, "scheduled_mw": 0}, {"interface_name": "NB", "import_limit_in_mw": -650, "export_limit_out_mw": 400, "scheduled_mw": 23}, {"interface_name": "NECEC", "import_limit_in_mw": -1250, "export_limit_out_mw": 0, "scheduled_mw": -1089}, {"interface_name": "NYISO AC", "import_limit_in_mw": -1400, "export_limit_out_mw": 1200, "scheduled_mw": -885}, {"interface_name": "NYISO CSC", "import_limit_in_mw": -346, "export_limit_out_mw": 330, "scheduled_mw": 330}, {"interface_name": "NYISO NNC", "import_limit_in_mw": -200, "export_limit_out_mw": 200, "scheduled_mw": -102}, {"interface_name": "Phase 2", "import_limit_in_mw": -1400, "export_limit_out_mw": 0, "scheduled_mw": -755}][{"city_name": "Boston", "high_temperature": 79, "weather_conditions": "Thunderstorm", "wind_direction_speed": "NW-9"}, {"city_name": "Hartford", "high_temperature": 80, "weather_conditions": "Cloudy", "wind_direction_speed": "W-8"}]002026-08-13 15:00:24.030540
2026-08-12 04:00:00.0000002026-08-12T00:00:00.000-04:002026-08-11T15:58:49.000-04:0026754104161616892305476921414-2497[{"interface_name": "Highgate", "tie_flow_mw": 0}, {"interface_name": "NB", "tie_flow_mw": 147}, {"interface_name": "NECEC", "tie_flow_mw": -1089}, {"interface_name": "NYISO AC", "tie_flow_mw": -737}, {"interface_name": "NYISO CSC", "tie_flow_mw": 234}, {"interface_name": "NYISO NNC", "tie_flow_mw": -55}, {"interface_name": "Phase 2", "tie_flow_mw": -997}]234182026-08-12T19:00:00.000-04:00190502043210932325160216512482522814351435608293300[{"interface_name": "Highgate", "import_limit_in_mw": 0, "export_limit_out_mw": 0, "scheduled_mw": 0}, {"interface_name": "NB", "import_limit_in_mw": -650, "export_limit_out_mw": 400, "scheduled_mw": 147}, {"interface_name": "NECEC", "import_limit_in_mw": -1250, "export_limit_out_mw": 0, "scheduled_mw": -1089}, {"interface_name": "NYISO AC", "import_limit_in_mw": -1400, "export_limit_out_mw": 1200, "scheduled_mw": -737}, {"interface_name": "NYISO CSC", "import_limit_in_mw": -346, "export_limit_out_mw": 330, "scheduled_mw": 234}, {"interface_name": "NYISO NNC", "import_limit_in_mw": -200, "export_limit_out_mw": 200, "scheduled_mw": -55}, {"interface_name": "Phase 2", "import_limit_in_mw": -1400, "export_limit_out_mw": 0, "scheduled_mw": -997}][{"city_name": "Boston", "high_temperature": 78, "weather_conditions": "Cloudy", "wind_direction_speed": "S-8"}, {"city_name": "Hartford", "high_temperature": 80, "weather_conditions": "Cloudy", "wind_direction_speed": "W-6"}]002026-08-12 15:00:21.421708
2026-08-11 04:00:00.0000002026-08-11T00:00:00.000-04:002026-08-10T15:59:34.000-04:0026754163165715272184400821414-3481[{"interface_name": "Highgate", "tie_flow_mw": 0}, {"interface_name": "NB", "tie_flow_mw": -22}, {"interface_name": "NECEC", "tie_flow_mw": -1089}, {"interface_name": "NYISO AC", "tie_flow_mw": -1128}, {"interface_name": "NYISO CSC", "tie_flow_mw": 207}, {"interface_name": "NYISO NNC", "tie_flow_mw": -62}, {"interface_name": "Phase 2", "tie_flow_mw": -1387}]258742026-08-11T19:00:00.000-04:00210002219232192655160249513872522815951595624327900[{"interface_name": "Highgate", "import_limit_in_mw": 0, "export_limit_out_mw": 0, "scheduled_mw": 0}, {"interface_name": "NB", "import_limit_in_mw": -650, "export_limit_out_mw": 400, "scheduled_mw": -22}, {"interface_name": "NECEC", "import_limit_in_mw": -1250, "export_limit_out_mw": 0, "scheduled_mw": -1089}, {"interface_name": "NYISO AC", "import_limit_in_mw": -1400, "export_limit_out_mw": 1200, "scheduled_mw": -1128}, {"interface_name": "NYISO CSC", "import_limit_in_mw": -346, "export_limit_out_mw": 330, "scheduled_mw": 207}, {"interface_name": "NYISO NNC", "import_limit_in_mw": -200, "export_limit_out_mw": 200, "scheduled_mw": -62}, {"interface_name": "Phase 2", "import_limit_in_mw": -1400, "export_limit_out_mw": 0, "scheduled_mw": -1387}][{"city_name": "Boston", "high_temperature": 83, "weather_conditions": "Clear", "wind_direction_speed": "W-12"}, {"city_name": "Hartford", "high_temperature": 82, "weather_conditions": "Mostly Cloudy", "wind_direction_speed": "W-7"}]002026-08-11 15:00:21.772562
2026-08-10 04:00:00.0000002026-08-10T00:00:00.000-04:002026-08-09T16:00:05.000-04:0026754105060414022006372121414-3361[{"interface_name": "Highgate", "tie_flow_mw": 0}, {"interface_name": "NB", "tie_flow_mw": 123}, {"interface_name": "NECEC", "tie_flow_mw": -1089}, {"interface_name": "NYISO AC", "tie_flow_mw": -1314}, {"interface_name": "NYISO CSC", "tie_flow_mw": 330}, {"interface_name": "NYISO NNC", "tie_flow_mw": -24}, {"interface_name": "Phase 2", "tie_flow_mw": -1387}]256382026-08-10T19:00:00.000-04:00214002219236192019160185913872522815951595624264300[{"interface_name": "Highgate", "import_limit_in_mw": 0, "export_limit_out_mw": 0, "scheduled_mw": 0}, {"interface_name": "NB", "import_limit_in_mw": -650, "export_limit_out_mw": 400, "scheduled_mw": 123}, {"interface_name": "NECEC", "import_limit_in_mw": -1250, "export_limit_out_mw": 0, "scheduled_mw": -1089}, {"interface_name": "NYISO AC", "import_limit_in_mw": -1400, "export_limit_out_mw": 1200, "scheduled_mw": -1314}, {"interface_name": "NYISO CSC", "import_limit_in_mw": -346, "export_limit_out_mw": 330, "scheduled_mw": 330}, {"interface_name": "NYISO NNC", "import_limit_in_mw": -200, "export_limit_out_mw": 200, "scheduled_mw": -24}, {"interface_name": "Phase 2", "import_limit_in_mw": -1400, "export_limit_out_mw": 0, "scheduled_mw": -1387}][{"city_name": "Boston", "high_temperature": 84, "weather_conditions": "Thunderstorms", "wind_direction_speed": "SW-12"}, {"city_name": "Hartford", "high_temperature": 83, "weather_conditions": "Thunderstorms", "wind_direction_speed": "SW-9"}]002026-08-10 15:00:21.028797
2026-08-09 04:00:00.0000002026-08-09T00:00:00.000-04:002026-08-08T16:00:06.000-04:00267541584111487149844771552-3496[{"interface_name": "Highgate", "tie_flow_mw": 0}, {"interface_name": "NB", "tie_flow_mw": 123}, {"interface_name": "NECEC", "tie_flow_mw": -1089}, {"interface_name": "NYISO AC", "tie_flow_mw": -1385}, {"interface_name": "NYISO CSC", "tie_flow_mw": 300}, {"interface_name": "NYISO NNC", "tie_flow_mw": -53}, {"interface_name": "Phase 2", "tie_flow_mw": -1392}]260122026-08-09T19:00:00.000-04:00220302225242551757160159713922522816011601624238100[{"interface_name": "Highgate", "import_limit_in_mw": 0, "export_limit_out_mw": 0, "scheduled_mw": 0}, {"interface_name": "NB", "import_limit_in_mw": -650, "export_limit_out_mw": 400, "scheduled_mw": 123}, {"interface_name": "NECEC", "import_limit_in_mw": -1250, "export_limit_out_mw": 0, "scheduled_mw": -1089}, {"interface_name": "NYISO AC", "import_limit_in_mw": -1400, "export_limit_out_mw": 1200, "scheduled_mw": -1385}, {"interface_name": "NYISO CSC", "import_limit_in_mw": -346, "export_limit_out_mw": 330, "scheduled_mw": 300}, {"interface_name": "NYISO NNC", "import_limit_in_mw": -200, "export_limit_out_mw": 200, "scheduled_mw": -53}, {"interface_name": "Phase 2", "import_limit_in_mw": -1400, "export_limit_out_mw": 1200, "scheduled_mw": -1392}][{"city_name": "Boston", "high_temperature": 85, "weather_conditions": "Mostly Cloudy", "wind_direction_speed": "W-13"}, {"city_name": "Hartford", "high_temperature": 84, "weather_conditions": "Mostly Cloudy", "wind_direction_speed": "W-8"}]002026-08-09 15:00:22.944129
2026-08-08 04:00:00.0000002026-08-08T00:00:00.000-04:002026-08-07T16:05:28.000-04:002675412602115111532434416714-3346[{"interface_name": "Highgate", "tie_flow_mw": 0}, {"interface_name": "NB", "tie_flow_mw": 50}, {"interface_name": "NECEC", "tie_flow_mw": -1089}, {"interface_name": "NYISO AC", "tie_flow_mw": -1337}, {"interface_name": "NYISO CSC", "tie_flow_mw": 330}, {"interface_name": "NYISO NNC", "tie_flow_mw": 200}, {"interface_name": "Phase 2", "tie_flow_mw": -1500}]256372026-08-08T19:00:00.000-04:00213202349236691968160180815002522817251725624259200[{"interface_name": "Highgate", "import_limit_in_mw": 0, "export_limit_out_mw": 0, "scheduled_mw": 0}, {"interface_name": "NB", "import_limit_in_mw": -650, "export_limit_out_mw": 400, "scheduled_mw": 50}, {"interface_name": "NECEC", "import_limit_in_mw": -1250, "export_limit_out_mw": 0, "scheduled_mw": -1089}, {"interface_name": "NYISO AC", "import_limit_in_mw": -1400, "export_limit_out_mw": 1200, "scheduled_mw": -1337}, {"interface_name": "NYISO CSC", "import_limit_in_mw": -346, "export_limit_out_mw": 330, "scheduled_mw": 330}, {"interface_name": "NYISO NNC", "import_limit_in_mw": -200, "export_limit_out_mw": 200, "scheduled_mw": 200}, {"interface_name": "Phase 2", "import_limit_in_mw": -2000, "export_limit_out_mw": 1200, "scheduled_mw": -1500}][{"city_name": "Boston", "high_temperature": 82, "weather_conditions": "Thunderstorms", "wind_direction_speed": "SW-9"}, {"city_name": "Hartford", "high_temperature": 84, "weather_conditions": "Thunderstorms", "wind_direction_speed": "SW-8"}]002026-08-08 15:00:22.659451
2026-08-07 04:00:00.0000002026-08-07T00:00:00.000-04:002026-08-06T16:00:14.000-04:002675410162313961419307521014-1898[{"interface_name": "Highgate", "tie_flow_mw": 0}, {"interface_name": "NB", "tie_flow_mw": 200}, {"interface_name": "NECEC", "tie_flow_mw": -1089}, {"interface_name": "NYISO AC", "tie_flow_mw": -1035}, {"interface_name": "NYISO CSC", "tie_flow_mw": 330}, {"interface_name": "NYISO NNC", "tie_flow_mw": -53}, {"interface_name": "Phase 2", "tie_flow_mw": -251}]253702026-08-07T19:00:00.000-04:002267020412471165916049912462522814331433608126700[{"interface_name": "Highgate", "import_limit_in_mw": 0, "export_limit_out_mw": 0, "scheduled_mw": 0}, {"interface_name": "NB", "import_limit_in_mw": -650, "export_limit_out_mw": 400, "scheduled_mw": 200}, {"interface_name": "NECEC", "import_limit_in_mw": -1250, "export_limit_out_mw": 0, "scheduled_mw": -1089}, {"interface_name": "NYISO AC", "import_limit_in_mw": -1400, "export_limit_out_mw": 1200, "scheduled_mw": -1035}, {"interface_name": "NYISO CSC", "import_limit_in_mw": -346, "export_limit_out_mw": 330, "scheduled_mw": 330}, {"interface_name": "NYISO NNC", "import_limit_in_mw": -200, "export_limit_out_mw": 200, "scheduled_mw": -53}, {"interface_name": "Phase 2", "import_limit_in_mw": -2000, "export_limit_out_mw": 1200, "scheduled_mw": -251}][{"city_name": "Boston", "high_temperature": 84, "weather_conditions": "Cloudy", "wind_direction_speed": "SW-9"}, {"city_name": "Hartford", "high_temperature": 84, "weather_conditions": "Cloudy", "wind_direction_speed": "SW-6"}]002026-08-07 15:00:23.328503
2026-08-06 04:00:00.0000002026-08-06T00:00:00.000-04:002026-08-05T15:58:14.000-04:002675411194923072356317620914-2434[{"interface_name": "Highgate", "tie_flow_mw": 0}, {"interface_name": "NB", "tie_flow_mw": 225}, {"interface_name": "NECEC", "tie_flow_mw": -1089}, {"interface_name": "NYISO AC", "tie_flow_mw": -1269}, {"interface_name": "NYISO CSC", "tie_flow_mw": 330}, {"interface_name": "NYISO NNC", "tie_flow_mw": -99}, {"interface_name": "Phase 2", "tie_flow_mw": -532}]249702026-08-06T19:00:00.000-04:002240020402444053016037012452522814321432608113800[{"interface_name": "Highgate", "import_limit_in_mw": 0, "export_limit_out_mw": 0, "scheduled_mw": 0}, {"interface_name": "NB", "import_limit_in_mw": -650, "export_limit_out_mw": 400, "scheduled_mw": 225}, {"interface_name": "NECEC", "import_limit_in_mw": -1250, "export_limit_out_mw": 0, "scheduled_mw": -1089}, {"interface_name": "NYISO AC", "import_limit_in_mw": -1400, "export_limit_out_mw": 1200, "scheduled_mw": -1269}, {"interface_name": "NYISO CSC", "import_limit_in_mw": -346, "export_limit_out_mw": 330, "scheduled_mw": 330}, {"interface_name": "NYISO NNC", "import_limit_in_mw": -200, "export_limit_out_mw": 200, "scheduled_mw": -99}, {"interface_name": "Phase 2", "import_limit_in_mw": -2000, "export_limit_out_mw": 1200, "scheduled_mw": -532}][{"city_name": "Boston", "high_temperature": 83, "weather_conditions": "Thunderstorms", "wind_direction_speed": "SW-9"}, {"city_name": "Hartford", "high_temperature": 85, "weather_conditions": "Thunderstorms", "wind_direction_speed": "SW-7"}]002026-08-06 15:00:23.872354
2026-08-05 04:00:00.0000002026-08-05T00:00:00.000-04:002026-08-04T15:58:16.000-04:0026754106435324122765457520914-2959[{"interface_name": "Highgate", "tie_flow_mw": 0}, {"interface_name": "NB", "tie_flow_mw": 123}, {"interface_name": "NECEC", "tie_flow_mw": -1196}, {"interface_name": "NYISO AC", "tie_flow_mw": -879}, {"interface_name": "NYISO CSC", "tie_flow_mw": 330}, {"interface_name": "NYISO NNC", "tie_flow_mw": 50}, {"interface_name": "Phase 2", "tie_flow_mw": -1387}]236322026-08-05T19:00:00.000-04:00198002217220171615160145513872522815951595622223700[{"interface_name": "Highgate", "import_limit_in_mw": 0, "export_limit_out_mw": 0, "scheduled_mw": 0}, {"interface_name": "NB", "import_limit_in_mw": -650, "export_limit_out_mw": 400, "scheduled_mw": 123}, {"interface_name": "NECEC", "import_limit_in_mw": -1250, "export_limit_out_mw": 0, "scheduled_mw": -1196}, {"interface_name": "NYISO AC", "import_limit_in_mw": -1400, "export_limit_out_mw": 1200, "scheduled_mw": -879}, {"interface_name": "NYISO CSC", "import_limit_in_mw": -346, "export_limit_out_mw": 330, "scheduled_mw": 330}, {"interface_name": "NYISO NNC", "import_limit_in_mw": -200, "export_limit_out_mw": 200, "scheduled_mw": 50}, {"interface_name": "Phase 2", "import_limit_in_mw": -2000, "export_limit_out_mw": 1200, "scheduled_mw": -1387}][{"city_name": "Boston", "high_temperature": 80, "weather_conditions": "Mostly Cloudy", "wind_direction_speed": "S-10"}, {"city_name": "Hartford", "high_temperature": 81, "weather_conditions": "Mostly Cloudy", "wind_direction_speed": "S-7"}]002026-08-05 15:00:24.691613
2026-08-04 04:00:00.0000002026-08-04T00:00:00.000-04:002026-08-03T15:58:29.000-04:0026754141094921703119500220914-3536[{"interface_name": "Highgate", "tie_flow_mw": 0}, {"interface_name": "NB", "tie_flow_mw": -229}, {"interface_name": "NECEC", "tie_flow_mw": -1089}, {"interface_name": "NYISO AC", "tie_flow_mw": -1105}, {"interface_name": "NYISO CSC", "tie_flow_mw": 250}, {"interface_name": "NYISO NNC", "tie_flow_mw": 24}, {"interface_name": "Phase 2", "tie_flow_mw": -1387}]237742026-08-04T19:00:00.000-04:00200002224222241550160139013932522816021602622217200[{"interface_name": "Highgate", "import_limit_in_mw": 0, "export_limit_out_mw": 0, "scheduled_mw": 0}, {"interface_name": "NB", "import_limit_in_mw": -650, "export_limit_out_mw": 400, "scheduled_mw": -229}, {"interface_name": "NECEC", "import_limit_in_mw": -1250, "export_limit_out_mw": 0, "scheduled_mw": -1089}, {"interface_name": "NYISO AC", "import_limit_in_mw": -1400, "export_limit_out_mw": 1200, "scheduled_mw": -1105}, {"interface_name": "NYISO CSC", "import_limit_in_mw": -346, "export_limit_out_mw": 330, "scheduled_mw": 250}, {"interface_name": "NYISO NNC", "import_limit_in_mw": -200, "export_limit_out_mw": 200, "scheduled_mw": 24}, {"interface_name": "Phase 2", "import_limit_in_mw": -2000, "export_limit_out_mw": 1200, "scheduled_mw": -1387}][{"city_name": "Boston", "high_temperature": 78, "weather_conditions": "Clear", "wind_direction_speed": "SW-10"}, {"city_name": "Hartford", "high_temperature": 80, "weather_conditions": "Clear", "wind_direction_speed": "SW-6"}]002026-08-04 15:00:23.731309
2026-08-03 04:00:00.0000002026-08-03T00:00:00.000-04:002026-08-02T15:52:19.000-04:0026754221236315641927506721814-3047[{"interface_name": "Highgate", "tie_flow_mw": 0}, {"interface_name": "NB", "tie_flow_mw": -200}, {"interface_name": "NECEC", "tie_flow_mw": -1089}, {"interface_name": "NYISO AC", "tie_flow_mw": -1400}, {"interface_name": "NYISO CSC", "tie_flow_mw": 250}, {"interface_name": "NYISO NNC", "tie_flow_mw": -50}, {"interface_name": "Phase 2", "tie_flow_mw": -558}]252232026-08-03T18:00:00.000-04:00199002045219453278160311812482522814351435610388800[{"interface_name": "Highgate", "import_limit_in_mw": 0, "export_limit_out_mw": 0, "scheduled_mw": 0}, {"interface_name": "NB", "import_limit_in_mw": -650, "export_limit_out_mw": 400, "scheduled_mw": -200}, {"interface_name": "NECEC", "import_limit_in_mw": -1250, "export_limit_out_mw": 0, "scheduled_mw": -1089}, {"interface_name": "NYISO AC", "import_limit_in_mw": -1400, "export_limit_out_mw": 1200, "scheduled_mw": -1400}, {"interface_name": "NYISO CSC", "import_limit_in_mw": -346, "export_limit_out_mw": 330, "scheduled_mw": 250}, {"interface_name": "NYISO NNC", "import_limit_in_mw": -200, "export_limit_out_mw": 200, "scheduled_mw": -50}, {"interface_name": "Phase 2", "import_limit_in_mw": -2000, "export_limit_out_mw": 1200, "scheduled_mw": -558}][{"city_name": "Boston", "high_temperature": 76, "weather_conditions": "Thunderstorm", "wind_direction_speed": "SW17G28"}, {"city_name": "Hartford", "high_temperature": 79, "weather_conditions": "Thunderstorm", "wind_direction_speed": "SW 9"}]002026-08-03 15:00:28.239453
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2026-07-24 04:00:00.0000002026-07-24T00:00:00.000-04:002026-07-23T15:44:25.000-04:00267071204104421163160586820414-1911[{"interface_name": "Highgate", "tie_flow_mw": -215}, {"interface_name": "NB", "tie_flow_mw": -86}, {"interface_name": "NECEC", "tie_flow_mw": -1090}, {"interface_name": "NYISO AC", "tie_flow_mw": -760}, {"interface_name": "NYISO CSC", "tie_flow_mw": 225}, {"interface_name": "NYISO NNC", "tie_flow_mw": 15}, {"interface_name": "Phase 2", "tie_flow_mw": 0}]209842026-07-24T19:00:00.000-04:00167502047187972187160202712492522814361436611279800[{"interface_name": "Highgate", "import_limit_in_mw": -220, "export_limit_out_mw": 0, "scheduled_mw": -215}, {"interface_name": "NB", "import_limit_in_mw": -270, "export_limit_out_mw": 100, "scheduled_mw": -86}, {"interface_name": "NECEC", "import_limit_in_mw": -1250, "export_limit_out_mw": 0, "scheduled_mw": -1090}, {"interface_name": "NYISO AC", "import_limit_in_mw": -1400, "export_limit_out_mw": 1200, "scheduled_mw": -760}, {"interface_name": "NYISO CSC", "import_limit_in_mw": -346, "export_limit_out_mw": 330, "scheduled_mw": 225}, {"interface_name": "NYISO NNC", "import_limit_in_mw": -200, "export_limit_out_mw": 200, "scheduled_mw": 15}, {"interface_name": "Phase 2", "import_limit_in_mw": -2000, "export_limit_out_mw": 1200, "scheduled_mw": 0}][{"city_name": "Boston", "high_temperature": 73, "weather_conditions": "Clear", "wind_direction_speed": "SE 12"}, {"city_name": "Hartford", "high_temperature": 79, "weather_conditions": "Mostly Clear", "wind_direction_speed": "S 7"}]002026-07-24 15:00:29.183160
2026-07-23 04:00:00.0000002026-07-23T00:00:00.000-04:002026-07-22T16:22:40.000-04:0026707130678921062895598619814-1709[{"interface_name": "Highgate", "tie_flow_mw": -215}, {"interface_name": "NB", "tie_flow_mw": -172}, {"interface_name": "NECEC", "tie_flow_mw": -1090}, {"interface_name": "NYISO AC", "tie_flow_mw": -577}, {"interface_name": "NYISO CSC", "tie_flow_mw": 330}, {"interface_name": "NYISO NNC", "tie_flow_mw": 15}, {"interface_name": "Phase 2", "tie_flow_mw": 0}]210252026-07-23T20:00:00.000-04:00167002048187482277160211712492522814361436612288900[{"interface_name": "Highgate", "import_limit_in_mw": -220, "export_limit_out_mw": 0, "scheduled_mw": -215}, {"interface_name": "NB", "import_limit_in_mw": -270, "export_limit_out_mw": 100, "scheduled_mw": -172}, {"interface_name": "NECEC", "import_limit_in_mw": -1250, "export_limit_out_mw": 0, "scheduled_mw": -1090}, {"interface_name": "NYISO AC", "import_limit_in_mw": -1400, "export_limit_out_mw": 1200, "scheduled_mw": -577}, {"interface_name": "NYISO CSC", "import_limit_in_mw": -346, "export_limit_out_mw": 330, "scheduled_mw": 330}, {"interface_name": "NYISO NNC", "import_limit_in_mw": -200, "export_limit_out_mw": 200, "scheduled_mw": 15}, {"interface_name": "Phase 2", "import_limit_in_mw": -2000, "export_limit_out_mw": 1200, "scheduled_mw": 0}][{"city_name": "Boston", "high_temperature": 78, "weather_conditions": "Clear", "wind_direction_speed": "SE 8"}, {"city_name": "Hartford", "high_temperature": 79, "weather_conditions": "Clear", "wind_direction_speed": "W 4"}]002026-07-23 15:00:25.169942
2026-07-22 04:00:00.0000002026-07-22T00:00:00.000-04:002026-07-21T15:50:45.000-04:002670720044123422383516120614-2082[{"interface_name": "Highgate", "tie_flow_mw": -215}, {"interface_name": "NB", "tie_flow_mw": -194}, {"interface_name": "NECEC", "tie_flow_mw": -1090}, {"interface_name": "NYISO AC", "tie_flow_mw": -777}, {"interface_name": "NYISO CSC", "tie_flow_mw": 330}, {"interface_name": "NYISO NNC", "tie_flow_mw": 200}, {"interface_name": "Phase 2", "tie_flow_mw": -336}]234412026-07-22T19:00:00.000-04:00192502048212982143160198312492522814361436612275500[{"interface_name": "Highgate", "import_limit_in_mw": -220, "export_limit_out_mw": 0, "scheduled_mw": -215}, {"interface_name": "NB", "import_limit_in_mw": -270, "export_limit_out_mw": 100, "scheduled_mw": -194}, {"interface_name": "NECEC", "import_limit_in_mw": -1250, "export_limit_out_mw": 0, "scheduled_mw": -1090}, {"interface_name": "NYISO AC", "import_limit_in_mw": -1400, "export_limit_out_mw": 1200, "scheduled_mw": -777}, {"interface_name": "NYISO CSC", "import_limit_in_mw": -346, "export_limit_out_mw": 330, "scheduled_mw": 330}, {"interface_name": "NYISO NNC", "import_limit_in_mw": -200, "export_limit_out_mw": 200, "scheduled_mw": 200}, {"interface_name": "Phase 2", "import_limit_in_mw": -2000, "export_limit_out_mw": 1200, "scheduled_mw": -336}][{"city_name": "Boston", "high_temperature": 78, "weather_conditions": "Thunderstorm", "wind_direction_speed": "W 13G23"}, {"city_name": "Hartford", "high_temperature": 79, "weather_conditions": "Partly cloudy", "wind_direction_speed": "W 10"}]002026-07-22 15:00:19.752800
2026-07-21 04:00:00.0000002026-07-21T00:00:00.000-04:002026-07-20T15:52:57.000-04:002670722251920612080625220414-1827[{"interface_name": "Highgate", "tie_flow_mw": 0}, {"interface_name": "NB", "tie_flow_mw": -220}, {"interface_name": "NECEC", "tie_flow_mw": -1090}, {"interface_name": "NYISO AC", "tie_flow_mw": -928}, {"interface_name": "NYISO CSC", "tie_flow_mw": 330}, {"interface_name": "NYISO NNC", "tie_flow_mw": 81}, {"interface_name": "Phase 2", "tie_flow_mw": 0}]226172026-07-21T19:00:00.000-04:00173002048193483269160310912492522814361436612388100[{"interface_name": "Highgate", "import_limit_in_mw": -220, "export_limit_out_mw": 0, "scheduled_mw": 0}, {"interface_name": "NB", "import_limit_in_mw": -270, "export_limit_out_mw": 100, "scheduled_mw": -220}, {"interface_name": "NECEC", "import_limit_in_mw": -1250, "export_limit_out_mw": 0, "scheduled_mw": -1090}, {"interface_name": "NYISO AC", "import_limit_in_mw": -1400, "export_limit_out_mw": 1200, "scheduled_mw": -928}, {"interface_name": "NYISO CSC", "import_limit_in_mw": -346, "export_limit_out_mw": 330, "scheduled_mw": 330}, {"interface_name": "NYISO NNC", "import_limit_in_mw": -200, "export_limit_out_mw": 200, "scheduled_mw": 81}, {"interface_name": "Phase 2", "import_limit_in_mw": -2000, "export_limit_out_mw": 1200, "scheduled_mw": 0}][{"city_name": "Boston", "high_temperature": 74, "weather_conditions": "Thunderstorm", "wind_direction_speed": "SE15G25"}, {"city_name": "Hartford", "high_temperature": 75, "weather_conditions": "Thunderstorm", "wind_direction_speed": "S 11"}]002026-07-21 15:00:23.362119

Coverage

98.8% complete1 gap days83 days with data
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Coverage: 98.8%Days with data: 83Gaps: 1
2026
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