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MID-CONTINENT RESOURCES, INC. <br /> PRODUCERS OF THE FAMOUS COAL BASIN COKING COAL <br /> BOX 158 <br /> MID-CONTINENT RESOURCES,INC CARBONDALE, COLORADO 81623 TELEPHONE <br /> 245 PLAINFIELD ROAD-SUITE 220 (303)963-2581 <br /> WILLOWBROOK,ILLINOIS 60521 TWX <br /> 97 <br /> December 23, 1983 910929 Tex <br /> 45-0724 <br /> Mr. Jim Herron RECEIVED <br /> Mined Land Reclamation Division <br /> 423 Centennial Bldg. DEC 27 1983 <br /> 1313 Sherman St. <br /> Denver Colorado 80203 <br /> MINED DeNp�of Natu�raitIN ResourA N <br /> Co ceS <br /> Re: Coal Basin Permit C-017-81 Sediment from Road Systems <br /> Dear Jim: <br /> Following is the data from samples taken on the roads: <br /> Tot. <br /> Sample Location Acres Area Ms/L TSS Flow,CFS Tons Tons/Acre <br /> 1 A-6 6.4 16,080. 0.2 46.0 7.2 <br /> 2 D-4, 5 24.3 4,320 0.3 24.5 1.0 <br /> 3 E-3 12.8 9,370 0.1 26.7 2.1 <br /> 4 E-6 1.9 2,840 0.2 5.4 2.8 <br /> 5 F-1 30. 1 1,755 0.1 5.0 0.2 <br /> 6 G-1 11.5 2,632 0. 1 7.5 0.6 <br /> 7 G-19 19.2 3,273 0.3 18.6 1.0 <br /> Average tons/acre = 2. 13 spring runoff <br /> Total road disturbed area: 175. acres <br /> Spring sediment load, Coal Basin road system: 373. tons <br /> Add 300 (70o annual precipitation is snowpack) ; <br /> Annual sediment load, Coal Basin road system: 485. tons + <br /> Please contact me if you have any questions regarding this report. <br /> Sincerely, <br /> Environmental Coordinator <br /> DWBowman:ms <br />