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Thanks for your reply. There are several different classes of electricity imports, and I think it is important to consider them separately - there are imports
by rrss 5y ago
Thanks for your reply.
There are several different classes of electricity imports, and I think it is important to consider them separately - there are imports under long term contracts, opportunistic imports due to lower prices in the short term market, and short term contingency imports (when CAISO is freaking out due to unexpectedly high demand or low supply, or both). I guess I had incorrectly assumed we were discussing contingency imports.
California does import a ton of electricity from outside the state. I don’t think it is accurate to characterize most of this as a bailout - the majority of this imported supply is either secured under contract well in advance, or used instead of available in-state supply when it is cheaper. Neither of these cases are saving California from it’s poor energy policies, these are part of California’s energy policies. IMO, your description only applies to the third class I mentioned above (emergency imports).
These imports include a lot of different sources - a lot of coal and gas, but also a lot of wind, solar, and hydroelectric (especially from the Pacific Northwest).
I agree that California’s shift to renewables has been poorly planned and done too fast, but I don’t think this is simply because California imports a lot of electricity in general. The issue is really handling the period after peak demand when demand is dropping but supply is dropping faster (solar & wind) - right now this is not handled well and there was apparently no plan to handle it well, and it leads to leaning a lot on unplanned imports, as you highlighted.
> FYI, the whole Enron electricity scandal was all about selling energy to California, because California is constantly in need of energy. Why they didn't wake up after that scandal and start building out more energy sources remains a mystery. Instead, they went in the other direction to reduce domestic capacity.
FWIW, the current resource adequacy program used in California was developed in response to this mess in 2001.