Whichever of the three desalination-based proposals for future water supply on the Monterey peninsula in California is eventually implemented, there would be "significant and unavoidable" environmental impacts.
This is a major conclusion of the environmental impact report (EIR) published on 31 January 2009 for the CalAm Coastal Water Project.
The EIR, prepared by the California Public Utilities Commission (CPUC), examines three possible projects:
While most impacts can be mitigated, the EIR assesses that areas where "significant and unavoidable" impacts will occur include:
The EIR also details unresolved issues and areas of controversy. These include:
A 60-day public comment period on the draft EIR will end on 1 April 2009. A full EIR will then be published in mid-2009. The draft EIR can be viewed on the CalAm Coastal Water Project website .