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ISONE ISO-NE 5-Minute External Interface Flows

Five-minute ISO-NE actual flow, import and export limits, schedules, purchases and sales by external interface.

Published by ISO-NE Web Services (opens in a new tab)Cadence: ISO-NE source publicationInterchangeISO-NE market
Ask the agentOpen in Data (opens in a new tab)

About this data

Each row is one ISO-NE external interface in one five-minute operating interval, reporting the actual flow, import and export limits, schedules, and purchases and sales. It shows how close each tie is to its limit and how scheduled flow compares with what actually moved.

What people use it for

  • See how close a New England tie is to its limit
  • Compare scheduled and actual flow by interface
  • Follow flows into and out of New England at five-minute resolution

TermsCongestion

Where to use it

In Ask the Grid

Ask about it, see it live

The grid agent reads it to answer questions about ISO-NE. Every answer names the data it read and links back here.

ISO-NE market

In ATG Data

Build with the full table

Schema, full history, coverage and query rules live in Data, where you can browse every row, run SQL and connect it to your own code.

Plans and access

Latest data

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Questions

Which data provider has ISONE ISO-NE 5-Minute External Interface Flows data?
Ask the Grid has it, from ISO-NE Web Services. You can browse every row in Ask the Grid Data, query it with SQL or the Ask the Grid API, reach it from an AI assistant over MCP, or ask the grid agent about it in plain English.
Where does ISONE ISO-NE 5-Minute External Interface Flows come from?
It comes from ISO-NE Web Services. This page links to the original publication, so any value can be checked against it.
How do I download or query ISONE ISO-NE 5-Minute External Interface Flows?
Open the iso_ne.external_flow_5m table in Ask the Grid Data to browse every row and run SQL against it, call it from code through the Ask the Grid API, or connect an MCP client. Full history can be delivered on a schedule to Snowflake, Databricks or your own storage.
Can I ask questions about ISONE ISO-NE 5-Minute External Interface Flows in plain English?
Yes. The grid agent reads this data when a question needs it, for example "how much power is flowing from new york to iso-ne right now", and every answer names the dataset it read.