The Sixth Circuit ruled earlier this week that discharges to groundwater are not subject to Clean Water Act jurisdiction. 
We now have the requisite circuit split, opening the possibility of Supreme Court review. For those who might still be open-minded, I commend both the majority and dissenting opinions in the 6th Circuit; they are each as clear and as persuasive as they could be.
Although I have long thought that it does not make sense to regulate discharges to groundwater under the CWA,… More