# Rock Island Engineer District Releases Mississippi River Computer Model - The Waterways Journal

> The Rock Island Engineer District released a HEC-RAS computer model of the Upper Mississippi River covering 320 river miles from Lock and Dam 19 to Thebes, Illinois. The model cost about $500,000 and 17 months to develop and will replace several existing flood-risk models.

- Date: 2018-02-19 · published 2018-02-19T12:00:00.000Z
- Category: report · region US · magnitude low
- Page: https://feedsoft.ai/events/66673-rock-island-engineer-district-releases-mississippi-river-computer-model-the
- Commodities: [Barge Freight (St. Louis)](https://feedsoft.ai/c/BARGE.md)

## Why it matters

The model is a flood-risk planning tool rather than a supply event, so it has no direct effect on barge capacity or grain prices.

## Sources

- waterwaysjournal.net: https://www.waterwaysjournal.net/2018/02/19/rock-island-engineer-district-releases-mississippi-river-computer-model/

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