Ask the Grid

Overview

ISO-NE's published External Flow 5m 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.

Use with MCP

This table is available through the signed-in, read-only Ask the Grid MCP server. Connect a market below, then use search_data or describe_data to load its query contract before calling query_data.

Schema13

Column
Type
event_timeDateTime64(6, 'UTC')
location_idLowCardinality(String)
location_nameNullable(String)
location_typeNullable(String)
actual_flowNullable(Float64)
import_limitNullable(Float64)
export_limitNullable(Float64)
current_scheduleNullable(Float64)
purchaseNullable(Float64)
saleNullable(Float64)
total_exportsNullable(Float64)
total_importsNullable(Float64)
ingested_atDateTime64(6, 'UTC')

Sample rows

event_timelocation_idlocation_namelocation_typeactual_flowimport_limitexport_limitcurrent_schedulepurchasesaletotal_exportstotal_importsingested_at
2026-08-14 05:20:00.0000004018.I.HQMRL_RD345 1-1089.021-12500-1120-112002130-54532026-08-14 05:30:07.516922
2026-08-14 05:20:00.0000004017.I.NRTHPORT138 561.887-200200600602130-54532026-08-14 05:30:07.516922
2026-08-14 05:20:00.0000004014.I.SHOREHAM138 99164.715-34633016301632130-54532026-08-14 05:30:07.516922
2026-08-14 05:20:00.0000004013.I.HQHIGATE120 2-37.649-2070-38-3802130-54532026-08-14 05:30:07.516922
2026-08-14 05:20:00.0000004012.I.HQ_P1_P2345 50-140000002130-54532026-08-14 05:30:07.516922
2026-08-14 05:20:00.0000004011.I.ROSETON 345 1-671.111-14001200-624-10334092130-54532026-08-14 05:30:07.516922
2026-08-14 05:20:00.0000004010.I.SALBRYNB345 1-65.817-650400-45-4502130-54532026-08-14 05:30:07.516922
2026-08-14 05:15:00.0000004018.I.HQMRL_RD345 1-1089.001-12500-1120-112002130-54532026-08-14 05:25:07.442394
2026-08-14 05:15:00.0000004017.I.NRTHPORT138 562.49-200200600602130-54532026-08-14 05:25:07.442394
2026-08-14 05:15:00.0000004014.I.SHOREHAM138 99164.731-34633016301632130-54532026-08-14 05:25:07.442394
2026-08-14 05:15:00.0000004013.I.HQHIGATE120 2-37.619-2070-38-3802130-54532026-08-14 05:25:07.442394
2026-08-14 05:15:00.0000004012.I.HQ_P1_P2345 50-140000002130-54532026-08-14 05:25:07.442394
2026-08-14 05:15:00.0000004011.I.ROSETON 345 1-687.747-14001200-624-10334092130-54532026-08-14 05:25:07.442394
2026-08-14 05:15:00.0000004010.I.SALBRYNB345 1-70.068-650400-45-4502130-54532026-08-14 05:25:07.442394
2026-08-14 05:10:00.0000004018.I.HQMRL_RD345 1-1088.958-12500-1120-112002130-54532026-08-14 05:20:08.268236
2026-08-14 05:10:00.0000004017.I.NRTHPORT138 570.678-200200600602130-54532026-08-14 05:20:08.268236
2026-08-14 05:10:00.0000004014.I.SHOREHAM138 99164.627-34633016301632130-54532026-08-14 05:20:08.268236
2026-08-14 05:10:00.0000004013.I.HQHIGATE120 2-37.661-2070-38-3802130-54532026-08-14 05:20:08.268236
2026-08-14 05:10:00.0000004012.I.HQ_P1_P2345 50-140000002130-54532026-08-14 05:20:08.268236
2026-08-14 05:10:00.0000004011.I.ROSETON 345 1-596.047-14001200-607-10334262130-54532026-08-14 05:20:08.268236
2026-08-14 05:10:00.0000004010.I.SALBRYNB345 1-73.304-650400-45-4502130-54532026-08-14 05:20:08.268236
2026-08-14 05:05:00.0000004018.I.HQMRL_RD345 1-1088.966-12500-1120-112002130-54532026-08-14 05:15:07.670936
2026-08-14 05:05:00.0000004017.I.NRTHPORT138 578.139-200200600602130-54532026-08-14 05:15:07.670936
2026-08-14 05:05:00.0000004014.I.SHOREHAM138 99164.602-34633016301632130-54532026-08-14 05:15:07.670936
2026-08-14 05:05:00.0000004013.I.HQHIGATE120 2-37.667-2070-38-3802130-54532026-08-14 05:15:07.670936

Coverage

100.0% complete0 gap days1,141 days with data
Show coverage history ▾
Coverage: 100.0%Days with data: 1,141Gaps: 0
2026
2025
2024
2023
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