Owners or operators, contractors, and fuel-delivery persons for aboveground tanks shall comply with the requirements relating to the presence of a leak, spill, overfill or release, and the assessment of, and response to a leak or release, in ss. ATCP 93.570 to 93.585.
Wis. Admin. Code Department of Agriculture, Trade and Consumer Protection ATCP 93.470
In s. ATCP 93.585, releases are required to be reported to the department of natural resources. Failure to notify the DNR of a release may have serious consequences - such as forfeitures under s. 168.26, Stats., of $10 to $5000 for each violation. Each day of continued violation is a separate offense, and under s. ATCP 93.180, each tank that is in violation is a separate offense.