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{Y�IG <br /> ur, j COLrORADO LEGACY LAND <br /> 4601 DTC Boulevard,Suite 120,Denver,CO 80237 <br /> T.(303)862-3928 <br /> September 20,2019 RECEIVED <br /> Colorado Department of Public Health and Environment <br /> Water Quality Control Division/WQCD-132-CAS SEP 24 2019 <br /> Compliance Assurance Section <br /> Attention:Eric Mink OMO NOF RFCLQATION <br /> 4300 Cherry Creek Drive South AND$wry <br /> Denver,CO 80246-1530 <br /> Subject: August 2019 SW-AWD and SW-BPL Surface Monitoring Data for Sampling Stations, <br /> Schwartzwalder Mine,Paragraph 26,WQCD Order Number:I0100601-1,June1,2010, <br /> Schwartzwalder Mine,Golden,Colorado <br /> Dear Mr.Mink: <br /> Pursuant to Paragraph 26 of the above referenced Order, please find enclosed data reports from contract <br /> laboratories as received byAlexco Water and Environment,Inc. These data originate from the analysis of surface <br /> water samples collected in August 2019 at the Schwartzwalder Mine,monitoring stations SW-AWD and SW-BPL. <br /> Review of the data indicates that the total and dissolved uranium concentration at SW-AWD and SW-BPL was <br /> below 30-µg/L. <br /> If you have any questions,please don't hesitate to contact me. <br /> Sincerely, <br /> y <br /> — A. <br /> Jim Harrington,Managing Director <br /> COLORADO LEGACY LAND <br /> Jim @ColoradoLegacv.Land <br /> Distribution List: <br /> Dan Arnold,Denver Water,1 electronic copy via weblink,Daniel.Arnold@DenverWater.org <br /> Eric Mink,CDPHE, 1 electronic copy via weblink,Eric.Mink@state.co.us <br /> Michael Cunningham,DRMS,1 electronic copy via weblink and 1 hard copy via FedEx, <br /> michaela.cunningham@state.co.us <br /> Billy Ray,AWE,1 electronic copy,bray@alexcoresource.com <br /> s <br /> PAGE 1 OF 2 <br />