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POINT OF BEGINNINGLHCPUMP STATIONAFFECTED AREA:0.256 ACRES8200'8225'8250'8275'8300'8300'8325'8325'8350'8350'83 <br />5 <br />0 <br />'8375'8 <br />3 <br />7 <br />5 <br />' <br />8 <br />3 <br />7 <br />5 <br />'8400'8400'8400'84 <br />0 <br />0 <br />'8400'8225'8250'8275'8300'8 <br />3 <br />5 <br />0 <br />' <br />83 <br />7 <br />5 <br />'8400'8275' <br />830 <br />0 <br />'8325'8325'8250'8 <br />3 <br />0 <br />0 <br />' <br />8425' <br />8 <br />4 <br />2 <br />5 <br />'8450'8 <br />4 <br />5 <br />0 <br />' <br />8 <br />4 <br />5 <br />0 <br />' <br />8450'MW1CAPPED WELLW1W2W3W4DEEP SHAFTCLOSEDWATER PIPLEINEAFFECTED AREA:0.704 ACRESMILLAFFECTED AREA:8.24 ACRESTOTAL PERMIT& AFFECTED AREA:9.20 ACRESTP/PWYNONA SHAFTLatitude: 40.06548Longitude: 105.48670Major Watershed:Mine Entry Location:Section: 12Township: 1NRange: 72WState: COLORADOCounty: BoulderNearest Town: Gold HillPM: 6thDrawn by: BELMap Scale as ShownDRMS Permit Number: M-1994-117Map Georeferencing Information:Projection: CO NORTHFile Name: Gold Hill MillImagery Source:GoogleChecked by: BELApproved by: BELDate: 05/03/22Date: 08/10/22Date: 08/10/22Survey Source: CO Geo CacheDatum: NAD83Imagery Date: 2019Survey Date: 2019Boulder Creek E-2 Mill ExtentsGold Hill MillLittleton, CO USA 801233375 West Powers Circle(303)-346-5196info@lewicki.bizColorado Milling Company, LLCEDGE OF LEFT HAND CREEKFOOT PATHACCESSGOLD HILL MILLWATER PIPELINESTOCKPILESPUMPING FACILITIESTYPICAL WATERLINEFROM CREEKDISTURBANCEAREATAILINGSSTORAGEFACILITYMILL BUILDINGMILL ACCESSTIMES/WYNONAMINE TUNNEL(GATED)WATER LINEWATER PIPELINEWater Sampling PointsIDMatrixFreq.LHCSWQuarterlyTP/PSWQuarterlyMW1GWQuarterlyW1GWQuarterlyW2GWQuarterlyW3GWQuarterlyW4GWQuarterlyMIN. 2.0'2Drainage Basin 1SiteConditionArea (acres)CurveNumber100-YR 24-HRRunoff (ac-ft)Peak Discharge(cfs)Mine1.5480.10.6Rec.1.5943.9Reclaimed11Diversion ditch removed in reclamation.146.278.81Drainage Basin LabelsBasinAreaCompositeCurve NumberBasinDestinationDrainage Basin 2SiteConditionArea (acres)CurveNumber100-YR 24-HRRunoff (ac-ft)Sump Capacity(ac-ft)2Mine2.9890.95.8Rec.2.9850.8Reclaimed2Volume behind stormwater berm.Detail 1 - Stormwater Berm Design12311.54830.49022.989Drainage Basin 3SiteConditionArea (acres)CurveNumber100-YR 24-HRRunoff (ac-ft)Sump Capacity(ac-ft)3Mine1.4900.420.7Rec.1.4850.37Reclaimed3Volume provided by minimum freeboard in tailings facility.STOCKPILEYARDDRMS Permit BoundaryPerennial stream/ditchPerennial riverIntermittent stream/ditchIntermittent riverDamPerennial lake/pondIntermittent lake/pondDry lake/pondDrainage DirectionWaterwellSpring or seepHighwayLight duty road, pavedLight duty road, gravelUnimproved roadTrailRoad block, berm, or barrierGate on roadDrainage BasinCattle crossing guardRailroadBuried aqueduct, flume, or conduitWell NameFlood Plain (100 & 500)Mobile StructuresMining PhasesBerm/windrowFixed StructuresIndexApproximate of indefiniteIntermediateSupplementaryApproximate of indefinite5280'5281'5281'Power transmission line; pole; towerTelephone/data line, above groundPipeline (non-water), above groundTelephone/data line, buriedPipeline (non-water), buriedPower transmission line, buriedLEGENDROADS AND RELATED FEATURESBASELINE CONTOURSMINING FEATURESTRANSMISSION LINES AND PIPELINESVEGETATION & SOILSRIVERS, LAKES, SHORELINES, AND CANALSBuildingFenceWoodlandPublic Land Survey SystemRange or Township lineRange or Township labelsSection lineSection numbersMining claim or property boundaryOwner Label NumberR1E T2N1-36BUILDINGS AND RELATED STRUCTURESLAND SURVEYSRangelandUnpatented ClaimsTOPSOIL STORAGE AREAPUMP HOUSE& FUEL TANKFeet6003000Feet2001000Feet80400TOWN OF GOLD HILLTIMES DRILLHOLEMILL AREALEFT HAND CREEK AREALEFT HAND CREEK AREAMILL AREAPIPELINEACCESS