R 323.2154 Monitoring of discharges authorized by permits; requirements.

Rule 2154. (1) The department may set forth monitoring requirements of any discharge authorized by a state or national permit issued by it pursuant to these rules. In requiring any discharge monitoring, the department shall specify the type of monitoring required, and the discharger shall obtain approval of the installation, use, and maintenance of monitoring equipment or methods to be employed therefore from the department. (2) A discharge authorized by a national permit which the regional administrator, by written request to the department, requires to be monitored or which contains toxic waste or wastewater constituents for which an effluent standard or limitation has been established by the administrator of EPA pursuant to section 307(a) of the federal act, shall be monitored by the permittee for any or all of the following: (a) The flow of the discharge in gallons per day or other volumes required by the department. (b) Waste or wastewater constituents subject to reduction or elimination under the terms and conditions of the permit. (c) Specific waste or wastewater constituents which are determined by the department to have a significant effect on the quality of the waters of the state. (d) Waste or wastewater constituents specified as subject to monitoring by the administrator of EPA in regulations promulgated pursuant to the federal act. (e) Any other specific waste or wastewater constituents which the regional administrator may request in writing to be monitored. (3) The frequency of monitoring of a waste or wastewater discharge required to be monitored pursuant to this rule shall be specified in a state or national permit when issued, except that the department at any time may require additional monitoring by notification of the permittee in writing.