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1 <br />' NC/C - 1992 HYDROLO('Y RSPoRT Page I <br />' 1.0 INTRODIICTION <br />' 1.1 Report Contents <br />' NCIG's 1992 Annual Hydrologic Report contains information required <br />by Permit Stipulation No. 3, Coal Ridge No. 1 Mining and <br />' Reclamation Permit, File No. C-84-065. This report includes data <br />tables which include the baseline groundwater data, as well as data <br />collected during the operational period. Where appropriate, graphs <br />have been prepared from the data. <br />1.2 Activities iA 1992 <br />' Since NCIG's temporary cessation of activity in spring of 1986, <br />there has not been any mining activity at the site. The partially <br />' completed mine portals remained sealed during all of 1992. <br />Despite the shut down of operations, the monitoring program was <br />' maintained during 1992 on a quarterly/annual basis, for field <br />parameters and lab analyses, respectively. The wells monitored <br />during 1992 reflect the changes in the monitoring system made by <br />MLRD in June, 1988. <br />On March 17, 1992, well OW-15 was installed downgradient of Pond A, <br />as per the Mined Land Reclamation letter dated January 30, 1992. <br />Well OW-15 was installed to replace OW-4L which was destroyed. <br />' Also during 1992, a permanent steel casing with locking cap was <br />installed on well OW-8. <br />1 <br />' Nrlwd J. CaOa~ <br />lm.wq 3!, l993 <br /> <br />1992 Hldrdop Rrpwt <br />NCIC, Inc. <br /> <br />