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Mid-Barataria Sediment Diversion

Sector: Water Supply and Storage • Location: Louisiana, United States

Source: AN17

Project
Paused And Under Reassessment

The Mid-Barataria Sediment Diversion project was initially proposed as a solution to save coastal Louisiana by diverting river water to build land. The project cost has increased from an initial estimate of $250 million to over $3 billion. However, studies have shown potential devastating environmental impacts, including harm to the dolphin population and estuary ecosystems. The project is critici

Status
Prospective
Sector
Water Supply and Storage, Government, Commercial, Aerospace & Defense
Location
Louisiana, United States of America
Updated
22 Jul 2026
Source
AN17

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The project “Mid-Barataria Sediment Diversion” is an infrastructure initiative in the Water Supply and Storage sector, located in Louisiana, United States. Taiyo aggregates data on it from AN17.

Participants

Sponsoring Agency

Status

Original status

paused and under reassessment

Taiyo status

Prospective

Taiyo last update

2026-07-22

Contact

Not available for this record.

Description

Description

The Mid-Barataria Sediment Diversion project was initially proposed as a solution to save coastal Louisiana by diverting river water to build land. The project cost has increased from an initial estimate of $250 million to over $3 billion. However, studies have shown potential devastating environmental impacts, including harm to the dolphin population and estuary ecosystems. The project is criticized for its long timeline and lack of short-term benefits, with alternatives like building barrier islands and berms suggested as more practical solutions.

Original sector

Water Resources

Budget

Location

Country

United States of America (USA)

State

Louisiana

Source

Source

AN17

URL

More Details

Record type

Project

Sector

Water Supply and Storage, Government, Commercial, Aerospace & Defense

Article published date

2025-09-16

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