EPA has too much authority backed by Obama of course.
Check it out:

An 88-page regulatory proposal designed to “clarify” federal jurisdiction of “waters of the United States” is sowing opposition in the agricultural community, provoking calls for Congress to step in and force the U.S. Environmental Protection Agency to withdraw the rule.

The Obama administration, acting through EPA, claims regulatory uncertainty in the wake of two recent Supreme Court rulings gives it authority to increase the number and kind of streams and wetlands that are subject to federal regulation under the Clean Water Act (CWA). The two Supreme Court decisions, however, rebuked prior EPA water grabs and restricted EPA regulatory authority.