Ameren Illinois says solar capacity has reached the threshold where state law says net metering should be phased out.
A recent analysis found 245 clean energy projects that were withdrawn during the advanced stages of development, with many blaming a lack of transmission capacity.
The Ohio University study is the first to quantify the broad economic impact of utility-scale solar projects for the state.
Xcel Energy is updating its grid congestion maps in Minnesota with new data and details for clean energy developers in response to an order from state regulators.
Clean energy advocates want Evergy to cease a demand charge on solar customers that was ruled illegal last spring.