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TABLE 56 <br /> TWENTYMII.E COAL COMPANY <br /> 2001 ANNUAL HYDROLOGY REPORT <br />• SUMMARY OF FLOW RATE DATA <br />SLBtFACE WATER MONITORING S1ES: <br />STATION 2001 MEAN FLOW MAX FLOW MIN FLOW PER10D <br />STATION LOCATION NUMBER IRRIG. PERIOD" HISTORIC 2001 HISTORIC 2001 OF <br />!ds) (cLv) (cfs) (cfs) (ofs) RECORD <br />FDIOFI. PAFFX <br />AT ECKMAN PARK <br />800 <br />0.31 <br />56.00 <br />5.34 <br />0.00 <br />0.00 <br />03/76 - O9/Oi <br />BELOW MINE 1 8 0.10 52.00 0.47 0.00 0.00 03/79 -09/01 <br />ABOVE MINE3 900 O.i7 90.00 11.70 0.00 0.00 09/75 -09/DI <br />FLPNCRRFX <br />UPSTREAM <br />1001 <br />NA <br />120.00 <br />NA <br />0.00 <br />NA <br />00/82 - 01/87 <br />UPSTREAM Ib/16A 2.04 180.00 fi5.81 0.08 0.36 03/79 -09/01 <br />BELOW SITE 115 302 3.62 76.00 1130 0.03 1.20 07/90 -09/01 <br />BELOW MINE 2 1002 0.29 198.00 127.70 0.00 0.07 OM9 -09/01 <br />ABOVE FISH CRK TIPPLE 27A 19.11 226.70 103.20 0.00 0.00 Ol/BI -09/01 <br />DOWNSTREAM 1003 0.41 272.00 9.35 0.00 0.02 04/82 -09/01 <br />76011T CREEP <br />ABOVE MIDDLE CREEK <br />301 <br />5.92 <br />165.00 <br />49.17 <br />1.00 <br />4.46 <br />01/87 -09/01 <br />BELOW MIDDLE CREEK 69 5.33 417.25 116.00 0.14 2.80 03/79 -09/01 <br />DOWNSTREAM 1005 34.34 239.00 239.00 0.96 0.96 03/94 - 09/01 <br />MIDOJFCRFFX <br />UPSTREAM <br />MC-l <br />0.20 <br />0.30 <br />3.90 <br />0.004 <br />0.000 <br />OB/96 - 09/01 <br />DOWNSTREAM 700 0.54 91.00 11.50 0.00 0.00 09/75 -09/01 <br />DLSCNARG£ SITE <br />FLCN CRPPX TIPPLE , <br />POND E 62 0.02 0.85 0.10 0.00 0.01 03/79 -09/01 <br />• <br />DISCHARGE SITES: <br /> TOTAL FISH CREEK FOIDEL CREEK POND D WASTE ROCK <br /> U.G. MINE BOREHOLE PORTAL POND <br /> 109a115 IIS 109 84 7 <br />YEAR (cS) (cEv) (cIs) (cfb) (cfi) <br />1983 -- -- - 0.51 0 <br />1989 0.19••• - 0.19•" 0.13 0 <br />1985 0.23 -- 0.23 0.61 0.24 <br />1986 0.22 --- 0.22 1.19 0.44 <br />1987 0.34 - 0.36 0.31 0 <br />1988 0.37 --- 0.37 0.35 •'"• <br />1989 0.3] -.- 033 0.45 0 <br />1990 0.27 0.16 O.il 0.13 0 <br />1991 0.21 0.15 0,06 0.11 0 <br />1992 0.42 0.20 0.22 0.23 0.10 <br />1993 0.53a 0.23a 0.30s 0.39 0.30 <br />199a 0.34 0.14 0.20 0.19 0.10 <br />1995 0.25 0.1s 0.11 0.17 0.04 <br />1996 0.09 0.06 0.03 1.06 0.12 <br />1997 0.00 0.00 0.00 1.04 0.42 <br />1998 0.256 0.25b 0.00 0.70 0.84 <br />1999 0.42 0.31 0.12 0.71 0 <br />2000 0.81 0.52 0.29 0.11 0 <br />2001 0.55 0.25 0.30 0.02 0 <br />NOTTS. <br />IRRIGATION PERIOD IS JUNE THROUGH SEPTEMBER <br />••• AVERAGE RATE FROM BEGR4NMG OF MEASURED MINE DISCHARGE ON MARCH I9, 1984 <br />. '• • FLOWED FOR SHORT PERIOD DURING MAY 1988 <br />a REFLECTS 1ST PANEL SOUTH DEWATEIGNG ACI7VITTES <br />b FLOWED DURING AUGUST AND SEPTEMBER 7998 <br />TtT10111 Af9l Y21N0 I:Wn~Lo®fauM1UIX\T001\TRliWleTtpOlTWla <br />