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Pequot Lakes Staff Report 7(b) - 2 August 20, 2015 manner that prevents dust from blowing onto adjacent properties. B. Distance from public right of way. In the event that the site of the mining or quarrying operation is adjacent to the right of way of any public street or road, no part of such operation shall take place closer than 50 feet to the nearest line of such right of way. C. Fencing. Fencing shall be erected and maintained around the entire site or excavated portions thereof and shall be of a type specified in the CUP. D. Equipment. All equipment and machinery shall be operated and maintained in such a manner as to minimize dust, noise and vibration. Power drives or power producing machinery, not including vehicles, shall not be housed or operated less than 1,000 feet from a residential use district. E. Processing. Crushing, concrete mixing, washing, refining, or other similar processing may be authorized by the CUP as an accessory use, provided, however, that such accessory processing does not conflict with the use regulations of the district in which the operation is located. Processing shall not be permitted in the residential districts. All processing equipment shall be located at least 1,000 feet from any residence, 200 feet from the OHW of any lake or stream, and outside of the wellhead protection area. The City may not approve such accessory uses if they are found to be incompatible with the neighborhood, in conflict with the City’s Comprehensive Plan, or do not meet the review criteria for the condition use permit. F. Depth to groundwater separation. The applicant must indicate the proposed depth to groundwater table in the plan. The proposed extraction shall maintain a minimum separation of five (5) feet. G. Water quality. The extractive use operation shall not adversely impact the quality or quantity of surface or groundwater resources as defined by the Minnesota Pollution Control Agency, Minnesota DNR, U.S. Army Corps of Engineers, or the Minnesota Department of Health. Surface water originating outside and passing through the extraction site shall be of equal quality at its point of departure from the site to the water at the point where it enters the extraction site. The applicant shall perform the water treatment necessary to comply with this provision and provide a lot of recorded water quality to the City on a regular basis.