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• <br /> <br />TABLE 2.04.7-1 (CONT.) <br /> MONTHLY QUARTERLY SEMI- <br />ANNUALLY ANNUALLY <br />NEW HORIZON 2 MINE February, May, <br />Augusl, Nov February , <br />August August <br />GW-N16P1 (Underburden) Field(9) Lab(10) <br />GW-N17P1 (Dakota Coal Field(9) Lab(10) <br />GW-N18P1 (Overburden) Field(9) Lab(10) <br />GW-N36 (Underburden) Field 9) Lab(10) <br />GW-N37 (Dakota Coal) Field 9) Lab(10) <br />GW-N38 (Overburden) Field(9) Lab(10) <br />GW-N39 (Alluvium) Field(6) Lab(10) <br />GW-N40 (Alluvium) Field(6) Lab(10) <br />GW-N41 (Overburden) Field(6) Lab(8 <br />GW-N42 (Coal) Field(6 Lab 8 <br />GW-N43 (Underburden) Field(6 Lab(8) <br />GW-N44 (Overburden) Field(6 Lab(8) <br />GW-N45 (Coal) Field(6 Lab(8) <br />GW-N46 (Underburden Field(6 Lab(8) <br />SW-N102 (NPDES 007 Field 3 Lab 4) <br />SW-N104 (West Lateral Ditch) Field(1) Lab(6) <br />SW-N106 (West Lateral Ditch) Field(1) Lab(5) <br />SW-N108 (Calamit Draw) Field 1 Lab 5 <br />SW-N109 (Calamit Draw Field 1 Lab 5 <br />(1) Measure monthly water conductivity, PH,temperature,flow/depth forsurtacewatermonitoringstations <br />(SW s) <br />(2) Measure monthly for conductivity, PH, temperature, oil/grease, settleable solids, total suspended <br />solids, total dissolved solids, and iron for all discharging water from ponds for Outfalls 001 through 006. <br />(3) Measure weekly for conductivity, PH, temperature, oil/grease, settleable solids, and flow for all <br />discharging water from Outfalls 001 and 007. Test for total suspended solids, total dissolved solids, <br />and iron once a month for Outfall 001 and Outfall 007. <br />(4) Measure water conductivity, PH, temperature, oil/grease, settleable solids, total suspended solids, <br />total dissolved solids, and iron. Full suite laboratory analysis (February, May, August, and November <br />on quarterly schedule), if pond(s) are discharging for Outfalls 001 through 007. <br />(Revised 6/28/01) 2.04.7-39 <br />