6.2. SR 09-20-2004 - Laserfiche WebLink

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(15) Debris The piling, storing, or keeping of old machinery, junk, debris, or abandoned motor vehicles, shall be prohibited on this site, with the exception that reusable parts may be stored on the mineral excavation site provided that it is in a location that cannot be viewed from adjacent properties or is totally screened. (16) Vibration Mining activities shall not cause excessive vibration off site. If excessive vibration becomes an issue, the City reserves the right to take appropriate measures to alleviate the problem. (17) Groundwater Protection Measures a. The Operator shall file with the City an Environmental Spill Plan and a Storm Water Pollution Prevention Plan. The Operator shall adhere to these plans in the event there is a spill. b. The Operator shall provide the Fire Department with a copy of their flammable or hazardous materials. c. Refueling shall take place only at designated locations. d. All incidences that have the potential to adversely affect groundwater, including but not limited to spills, shall be verbally reported to the City within 24 hours. This verbal notification shall be followed up in writing within four (4) working days. e. The appropriate storm water permits (NPDES) shall be obtained by the Operator from MPCA and copied to the City. f. Prior to commencing mining, the monitoring well located at the site shall be monitored for diesel range organics (DRO), pH, temperature and conductivity to establish baseline data. The reference parameters shall be monitored a minimum of once each mining season thereafter. In the event of a spill, the City may require additional testing events, parameters and monitoring wells, as well as the cessation of operations until the spill is deemed clean by the City. g. Gravel washing operations and dewatering are prohibited at this site and will require an amendment to this permit to be allowed in the future.