---
title: "Generation Fuel Mix"
method: GET
path: "/us/ercot/system/fuel-mix"
tags: ["ERCOT"]
---

# Generation Fuel Mix

`GET /us/ercot/system/fuel-mix`

The fuel-mix of ERCOT generation in MW.

## Query parameters

- `date_from` string, date-time, required
- `date_to` string, date-time, required
- `limit` integer
- `offset` integer
- `timezone` 'UTC' | 'Europe/Berlin' | 'Europe/London' | 'America/New_York' | 'America/Chicago' | 'America/Los_Angeles'

## Response `200`

Success

- object
  - `count` integer, required
  - `next` string, uri, nullable
  - `previous` string, uri, nullable
  - `results` FuelMixSerializers[], required
    - `timestamp` string, date-time, required
    - `coalAndLignite` number, required
    - `hydro` number, required
    - `nuclear` number, required
    - `other` number, required
    - `powerStorage` number, required
    - `solar` number, required
    - `wind` number, required
    - `naturalGas` number, required
    - `settlementType` string, required
    - `repeated_hour_flag` boolean, required

## Other responses

- `400` — Bad Request
- `401` — Unauthorized
- `403` — Forbidden
- `404` — Not Found
- `429` — Too Many Requests

---

[API](https://skmtc.net/modoenergy/apis/modo-energy-api.md) · [All operations](https://skmtc.net/modoenergy/apis/modo-energy-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/modoenergy/modo-energy-api/revisions/6c4b83d3fc12/schema)