Laserfiche WebLink
~J <br />11. Will flocculants (settling agents or chemical additives) be used to <br />treat water prior to discharge? _YES _~NO <br />If YES, specify chemical used. <br />S <br />12. Estimated life of the activity from which the discharge(s) identified in <br />(9) originate. ~~Years. <br />h 13. Please describe all stormwater discharges which are not currently <br />permitted. This includes drainages from plant yards, roads and rail <br />lines used for bringing materials to and hauling materials from plant <br />site, material handling sites, refuse sites, sites where wastewaters and <br />disposed sites used for the storage and maintenance of material handling <br />equipment, sites for residual treatment storage or disposal, shipping <br />~t and receiving areas, manufacturing building and storage areas. The <br />description should define the drainage area and the receiving stream or <br />stormwater sewer system (if not owned by permittee) receiving the <br />discharge. A map is prefered. <br />None the pit is presently not in operation. The only other <br />discharge would be from stormwater coming in contact with the <br />active sand mining area. The material is directly excavated <br />from the dry creek bed with a front-end loader or backhoe. Some of <br />~ the material will be washed, some not. No other processing is involy <br />14. Please describe all present and proposed best management practices to be <br />used at the site. Include a map showing the location of structural <br />controls. <br />The proposed controls.consis*_ of small berms around the active .mining <br />area'and,sAdi.mentation ponds to prevent s*_armwater and wash water <br />frnm dire.^.tly entering the stream bed. The stream bed is dry most <br />of the time and only runs occasionally after storm events in the <br />~ spring and summer months. <br />15. Please include any existing quality data on stormwater discharges. <br />e exists to our knowledge. <br />~• <br />I• 16. is this application for stormwater discharges only? <br />Yes Co to item 21 <br />No x Continue <br />~ -5- <br />