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MISO Day-Ahead Offered Generation

Hourly day-ahead generation offers by MISO region and ECOMIN or ECOMAX bound, split into must-run, economic and emergency megawatts.

Published by MISO Data Exchange (opens in a new tab)Cadence: hourly (Day-Ahead)GenerationMISO market

About this data

Each row is the offered generation for one region, hour and bound, separated into must-run, economic and emergency capability. Offered capability is not the same as cleared or physically generated energy. It shows how much supply generators made available to MISO's day-ahead market.

What people use it for

  • See how much supply was offered day-ahead
  • Compare must-run, economic and emergency offers
  • Compare offered with cleared generation

TermsDay-ahead vs. real-time markets

Where to use it

In Ask the Grid

Ask about it, see it live

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

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 MISO Day-Ahead Offered Generation data?
Ask the Grid has it, from MISO Data Exchange. 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 MISO Day-Ahead Offered Generation come from?
It comes from MISO Data Exchange. This page links to the original publication, so any value can be checked against it.
How do I download or query MISO Day-Ahead Offered Generation?
Open the miso.generation_offered_day_ahead 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 MISO Day-Ahead Offered Generation in plain English?
Yes. The grid agent reads this data when a question needs it, for example "how much generation did miso receive in day-ahead offers", and every answer names the dataset it read.