Cases / Law, regulation and treaties · Mekong basin · date not stated
Four Mekong dams trap an average 81% of sediment, Reuters reports
Short record: the main facts, with sources. A full case file has not been prepared.
Nature's voice · report
No measurement of the harm done to me here is on record.
Did nature suffer? Not measured.
Not on record
- The record does not name which of my species, waters, soils or forests were harmed.
Four dams on the Mekong retain an average of 81% of sediment, according to a 2022 Reuters/EOMAP report. The river's natural sediment flow is the nature at stake.
What?
Four Mekong dams retain an average of 81% of sediment, per a 2022 Reuters/EOMAP report. BusinessDay (Reuters / EOMAP)
Where?
Mekong River; the four dams are not named in the sources reviewed. BusinessDay (Reuters / EOMAP)
When?
2022, the report date; the dates the dams were built are not stated. BusinessDay (Reuters / EOMAP)
Who?
Gained
None on recordLost
None on recordHarmed
None on recordWhy?
Not stated in the sources reviewed.
How?
The figure is the share of sediment retained by the four dams. BusinessDay (Reuters / EOMAP)
5 of 6 questions answered from the record · open: who
What happened
The record, in order.
A 2022 Reuters/EOMAP report found that four dams on the Mekong retain an average of 81% of sediment.
No other sediment figure for these dams appears in the sources reviewed.
In court and with insurers
Every proceeding and every insurer decision on record.
Lawsuits and rulings
No court case on record. No court has ruled on this case.
Insurers
No insurer decision on record.
What we don't know
Undisclosed, unproven, untried: recorded as data.
Nature
- Not measured Harm to nature: The record holds no measurement of harm to nature.
Record
- None on record The sources reviewed do not name the four dams, their owners or the countries they are in.
- None on record The sources reviewed do not say who gained or lost from the dams.
- None on record No annual sediment volume for the four dams is given in the sources reviewed.
Did the harm stop?
Not stated in the sources reviewed.
Who paid?
Not stated in the sources reviewed.
Sources
Voices on record: — Company or project— Government and regulators— Courts✓ Press and investigations— Communities and civil society— Researchers
Press and investigations
- Four dams retain 81% of sediment (summary)BusinessDay (Reuters / EOMAP) · 2022
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Related matters, and cases linked to this one through the same organisations, with the role each played in both.
- Mekong upstream dams and the decline of Tonle Sap flow reversal Cambodia · 1962–2026 Related matter