The rate is based on “prevented Value” and varies according to the time, working day, and month of energy export. On average, these prices are about twenty five per cent of retail electric power rates, which means net metering credits are reduced by about 75 per cent below this plan. https://medium.com/@bestsolarcalifornia/how-can-you-live-an-environment-friendly-life-bc3a7a7ae54e