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<br />Citizen Lake Monitoring Program Data <br /> <br />.. <br />Minnesota Pollution <br />Control Agency <br /> <br />s-G-h <br />Ie. <br />G1e",ry <br /> <br />'ir <br /> <br />Additional <br />Search <br /> <br />Lake water quality <br />data might also be <br />available for this lake <br /> <br /> <br />Secchi Data from the Citizen Lake Monitoring Program. For <br />Johanna Lake <br /> <br />This following graph represents Secchi transparency data <br />collected by volunteers in the Citizen Lake-Monitoring <br />Program. All values are expressed in units of feet. Data <br />which has not been QNQC (qualilty control) checked will <br />appear as a red verticle line representing a Secchi rope, The <br />long-term mean for this lake is represented by a horizontal <br />line on the graph. <br /> <br /> Data for Johanna Lake <br />2 - 1 1 1 <br />. - <br />7 - <br /> <br />. - <br /> <br />Q, <br />1~86 <br /> <br />, <br />19,9 <br /> <br />, <br />2004 <br /> <br />, <br />19" <br /> <br />, <br />1998 <br /> <br /> Average Secchi Reading (feet) <br /> Average <br />Year Secchi <br />Reading <br /> (feet) Click on the year at the <br />1986 7.7 left to get full <br />information about the <br />192.1 5.4 data samples for that <br /> year. <br />1998 4.5 <br />1999 5.0 Average is computed by <br />the months June-Sept. <br />2000 7.5 <br /> <br />. _on ,..____.__...___.... __. n. _._m...........____ <br />.- <br />'A <br />I Search I Index I Glossarv I Ask MPCA I Home I <br /> <br />htto:// data. DC a.state.mn. uslcg:i -binlc ImDsearch. Dl ?lakeID=62-007 8 <br /> <br />Page 1 of 2 <br /> <br />6/25/01 <br /> <br />I <br />I <br />, <br />I <br />I <br />I <br />I <br />I <br />I <br />II <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />.. <br />I <br />