The BDCP tunnel is the wrong debate, says this Mercury News editorial

” … The focus instead should be the operating conditions for the Delta, particularly the amount of water that needs to flow through it annually to maintain the health of the estuary. Once that standard has been established, then everything else will fall into place for the two coequal goals of providing a more reliable water supply and protecting, restoring and improving the Delta ecosystem. Before deciding on tunnels, helicopters, whatever, state water officials need to determine how much water can be expected to be delivered. That will drive how it’s allocated and how it should be conveyed. … “

Read more from the Silicon Mercury News here:  Mercury News editorial: Why California water debate is going nowhere fast