1987-12-01_PERMIT FILE - C1981017 (229)

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TABLE III-I-1 U . S . Forest Service Water Quality Information Crystal River - Coal Basin analysis Total Calcium Macnesium Sulfate dater Turbidity Conductivity Total Hardness Hardness Hardness gyp• pH AlkaI-nity CaCO CaCO CacO of J.T.U. a mhos mg/11 mg/13 mg/13 mg/'.3 mg/1 mean 1) Crystal River 50.3 40 284 8.0 91 .2 166 126 38 99.7 Above Avalanche Creek Range 33-66 2-1,200 185-760 7.7-8.5 7Q-123 78-310 32-262 18-64 32-240 No. of.Samoles 6 7 6 6 5 7 6 6 7 nean 2) Crystal River 49.8 5.6 at ?lacita 283 8.6 74.1 143 125 22.3 73.8 Range 32-61 .6-22 - 155-600 8.5-9.0 60-96 67-274 54-242 12-38 20-200 No. of Samoles 5 3 6 5 5 7 6 6 7 mean 3) Bear Creek 48.0 134 263 8.6 132 114 76.6 47.4 42 at Coal Creek Range 33-56 2.4-415 46-550 8.3-9.2 56-213 47-192 32-122 15-106 9-72 No. of Samples 4 8 6 5 4 8 5 5 7 mean 4) Coal Creek 49.3 612 428 3.7 141.8 152.4 93.1 54.5 67.1 below plant Range 38-58 6.5-1,580 225-640 8.3-9.2 76-232 75-214 52-144 23-118 19-140 No. of Samples 6 12 10 6 510 9 9 10 mean 5) Coal Creek 44.5 87 397 8.9 125 183.7 99.7 83.2 54 aoove plant Range 38-53 1.7-430 320-540 8.6-9.0 82-151 i02-7-60 66-150 36-144 18-76 No. of Samples 4 8 6 4 4 6 8 8 8 mean 6) Fourmile Creek 15.2 253 281 8.5 118.3 122.2 73.3 41.3 1,0.6 at Forest boundary Range 32-56 2.5-77 124-440 7.7-9.2 48-218 48-195 33-125 116-92 0-33 No. of Samples 4 4 4 4 3 4 3 3 4 Mean 7) Middle Thompson 15.8 6.3 178 8.4 70.2 58.6 35.5 14 6.2 Creek at Bridge Range 32-63 .3-18- 75-275 7.3-9.1 41-110 2S-95 22-52 6-18 0-19 No. of Samoles 5 4 5 5 4 5 4 4 5 ,ean 8) North Thompson 48.4 19.8 252.6 8.4 30.7 97.4 68.5 29.5 31 Creek at Bridge =ante 32-68 .3-60 115-485 3.0-9.0 48-130 46-176 34-112 i2-64 2-38 No. of Samples 5 4 5 4 1 5 4 4 5 mean 9) North Thompson 46.6 16 178 79:7 70 50 16.4 4.4 Creek near Carbondale Range 32-61 5-46 105-260 55-110 40-100 30-72 6-34 0-11 No. of samples 5 5 6 S s 4 4 5 4 -20-