Monarch ethanol plant (Sauget)
Monarch ethanol plant (Sauget) is an under construction sustainable aviation fuel project in Sauget, United States, owned by Crysalis Biosciences. Its announced capacity is 94 thousand tonnes a year (118 million litres, 31 million US gallons), by the Alcohol-to-jet pathway. It is due to start in 2024. The record was read from the news by the reader (biofuels-news.com, October 1, 2023) and settled by rule; it has not been checked by a person.
The record
- Owner
- Crysalis Biosciences
- Place
- Sauget, United States
- Pathway
- Alcohol-to-jet
- Fuel
- sustainable aviation fuel
- Status
- under construction
- Announced capacity
- 94.2 thousand tonnes a year · 117.7 million litres · 31.1 million US gallons
- Due to start
- 2024
- Where the record came from
- Read from the news by the reader: Airbus and Partners Launch $200 Million SAF Financing Fund (biofuels-news.com, 2023-10-01); settled by rule, not yet checked by a person.
- Notes
- read from the news on 2026-10-16; not yet checked; status from article 10294 (2024-10-01); status, capacity_mgal, capacity_ml, capacity_kt from article 10149 (2024-11-22)
Other plants and projects recorded with Crysalis Biosciences
| Plant | Where | Status | Capacity, thousand tonnes a year | Starts |
|---|---|---|---|---|
| Monarch ethanol plant (Sauget) | Sauget, United States | under construction | 94 | 2024 |
In the news latest items naming Crysalis Biosciences
- 2025-05-29 NREL and Crysalis Biosciences Collaborate To Scale Up Domestic Biomanufacturing Technologies nlr.gov
- 2025-03-24 Deploying SAF in Our Operations asdnews.com
- 2024-11-22 Former Central Ethanol Plant Reopens Grain Journal
- 2024-10-01 Crysalis Biosciences invests $239.5 million in Sauget Spectrum News
- 2024-10-01 Crysalis Biosciences Inc. Invests $239.5 Million for Sustainable Aviation Fuel Facility in Sauget RiverBender.com
- 2023-10-01 Airbus and Partners Launch $200 Million SAF Financing Fund biofuels-news.com
Capacity is as announced, a year, with tonnes counted at 0.8 kilograms per litre; a plant's own figure may differ. A record "settled by rule" was read from an article by the reader and checked only against the site's rules (a plausible size, a real owner, no duplicate), not by a person. Cite as: eFlight SAFxCHANGE, Monarch ethanol plant (Sauget): sustainable aviation fuel plant record, https://eflight.com/saf/plant/monarch-ethanol-plant-sauget-united-states, retrieved 2026-10-18. Terms. To correct the record, write to [email protected].