A question that’s long been asked about California American Water’s proposed desalination plant – and which is brought up in several letters commenting on the project’s environmental impact report – is exactly how big it should be. What’s surprising is that, in a year as wet as this one, the plant wouldn’t even be necessary. Pure Water Monterey, a recycled water project launched by the Monterey Regional Water Pollution Control Agency and the Monterey Peninsula Water Management District, will deliver 3,500 acre-feet of water annually to the Monterey Peninsula beginning in 2018.