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SECTION 2 <br /> <br /> <br /> <br /> <br />Surface Water Management Plan Section 2: Land and Water Resource Inventory <br />City of Arden Hills <br />WSB Project No. 3455-200 Page 7 <br /> <br />Little Johanna II <br />Round II <br />Marsden IV <br />Sunfish Not Assigned <br />Valentine II <br /> <br />2.2.6. Monitored Water Quality and Quantity Data <br /> <br />Water quality data for the City has been obtained from the MPCA’s Environmental Data Access <br />site at https://www.pca.state.mn.us/environmental-data. This database is utilized by participating <br />agencies to compile water quality testing data and is almost entirely used for the storage of water <br />quality parameters. <br /> <br />Some of the available water quality information is summarized below and in Appendix F. Table <br />2-5 provides summary data from the Southwest Urban Lakes Study on the each of the lakes in <br />Arden Hills. <br /> <br />Table 2-5 Lake Recreational Suitability Measures (Southwest Urban Lakes Study) <br />Lake Name MnDNR <br />Number TP (µg/L) Chl (µg/L) Secchi Depth <br />(m) <br />Josephine 62-0057 36 11 2.0 <br />Round 62-0070 -- -- -- <br />Valentine 62-0071 70 18 1.7 <br />Sunfish 62-0065 37 -- -- <br />Marsden 62-0059 -- -- -- <br />Karth 62-0072 54 18 1.0 <br />Johanna 62-0078 31 12 2.0 <br />Little Johanna 62-0058 80 25 1.5 <br />Shading indicates that the measurement does not meet State Water <br />Quality Standards. <br /> <br />Also available is a 1998 Lake Assessment Report on Lake Josephine (Appendix G) – the result <br />of a collaboration between Ramsey County, RCWD, MPCA and the Lake Josephine Improvement <br />Association. <br /> <br />2.2.7. Impaired Waters <br /> <br />The MPCA lists the following waterbodies/water courses in Table 2-6 within and near the City as <br />having impaired uses due to excess pollutant(s): <br /> <br /> <br /> <br /> <br /> <br /> <br />Dr <br />a <br />f <br />t <br /> <br />11 <br />/ <br />2 <br />0 <br />/ <br />2 <br />0 <br />1 <br />7