Kennecott Utah Copper Corporation north facilities soils and wastewater treatment plant ponds site removal action SSID #4B: miscellaneous sampling reports and addenda from Magna and Bonneville areas

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-3 Surface Water Sampling Summary, 1991-1992 C-7 Ditch at RR Bridge, after C-7 fc'7"1 e-1 C-7 C-7 Rgland Ditch Ditch Ditch Ditch N Kersey South Riter Riter ROW Adam- BrighClarifi- after after after ofTail- C-7 Kersey Kersey Cr Lee Cr Lee Cr Lee Cr Lee Cr Drain- Cnl Cnl Cnl ton son Head- cation outfall Outfall Kersey ings Ditch Kersey West Crat Cr Main Head- Main Nofl- near age before after C- north of Spitz UT& Serina Drain waters Cnl 001 002 Crk 16.rea atl-80 Cr Ditch SR201 East Stem water Stem 80 Lake Cnl C-7 Div 7 Div 1-80 Sprinci SL Cnl Location ID ADSP BOCN BOCN CLCN CSCN CSCN CSCN \«CSCN CSCN CSCN CWSW KCSW KCSW KCSW LCSW LCSW LCSW LCSW RSCN RTCN RTCN RWCN SZSP USCN 465 470 474 452 453 454 455 456 457 473 458 471 459 460 461 462 468 469 463 450 451 466 467 472 COPPER total (detection limits 0.001, 0.01) # over detection limit 6 12 10 12 11 11 12 1 11 8 12 11 1 13 10 9 12 12 11 11 11 0 12 11 maximum 1.806 0.241 0.407 0.110 0.059 0.040 0.048 0.100 0.140 0.040 0.282 0.510 0.041 0.080 0.053 0.090 2.820 0.917 0.059 0.025 2.917 0.034 0.100 average 0.685 0.105 0.132 0.036 0.018 0.021 0.027 0.100 0.087 0.026 0.154 0.057 0.041 0.024 0.033 0.045 0.682 0.427 0.028 0.014 0.300 0.023 0.032 COPPER dissolved (detection limits 0.001, 0.01) # over detection limit 11 12 8 11 8 10 6 1 11 8 12 9 1 10 10 9 12 12 11 8 0 10 12 8 maximum 1.806 0.241 0.403 0.063 0.028 0.025 0.025 0.020 0.063 0.027 0.201 0.022 0.040 0.060 0.052 0.070 2.353 0.812 0.052 0.020 5.044 0.024 0.203 averaae 0.520 0.106 0.130 0.020 0.010 0.010 0.014 0.020 0.028 0.017 0.094 0.010 0.040 0.015 0.026 0.030 0.625 0.387 0.018 0.008 0.487 0.015 0.029 IRON total (detection limit 0.01) # over detection limit 12 10 4 12 12 12 11 10 1 8 12 11 1 11 8 8 9 9 11 12 1 11 9 11 maximum 1.48 5.88 0.80 2.73 1.60 1.60 1.52 0.22 2.71 6.70 6.80 1.17 0.11 1.03 1.00 1.19 3.10 2.70 0.77 0.98 3.76 0.22 1.05 1.22 average 2.68 0.43 0.20 0.79 0.71 0.61 0.55 0.22 1.09 1.19 0.43 1.80 0.11 0.38 0.46 0.73 0.54 0.81 0.42 0.31 0.62 0.22 0.33 0.48 IRON dissolved (detection limit 0.01) 10 # over detection limit 4 11 10 12 11 12 1 9 6 12 9 0 7 9 8 8 10 7 9 0 8 8 9 maximum 3.82 0.81 0.51 2.47 1.53 1.50 1.39 0.06 1.37 0.90 6.80 0.53 0.00 0.32 0.54 0.54 3.10 2.30 0.46 0.58 0.83 3.57 0.59 averaae 1.45 0.27 0.17 0.59 0.34 0.36 0.06 0.33 0.36 1.31 0.23 0.17 0.01 0.11 0.17 0 20 0.58 0.46 0.19 0.17 0.46 0 24 020 LEAD total (detection limits 0 .001, 0.005) # over detection limit 6 8 9 9 7 9 8 1 11 8 10 9 1 9 6 8 9 9 9 10 0 7 8 9 maximum 0.036 0.029 0.046 0.012 0038 0.017 0 .016 0.005 0.043 0.009 0.019 0.257 0.005 0.060 0.022 0.055 0.037 0.057 0.023 0.043 0.030 0.024 0.019 averaae 0.007 0.005 0.012 0.004 0.010 0.006 0.006 0.005 0.013 0005 0011 0.029 0.005 0 .009 0.010 0.D12 0.009 0.D12 0.007 0.009 0.008 0005 0007 LEAD dissolved (detection limit 0.001, 0.005) # over detection limit 8 7 5 7 3 5 6 0 6 6 8 1 7 8 7 7 5 8 9 8 0 5 2 5 maximum 0.036 0.003 0.004 0.002 0.009 0.007 0.005 0.013 0.005 0.017 0.009 0.002 0.004 0.022 0.015 0018 0.012 0.009 0.011 0.019 0.009 0.005 averaae 0.005 O 002 0.002 0.001 0003 0.003 0.003 0.005 0002 0.007 0.004 0.002 0.003 0.006 0004 0.005 0.006 0.004 0.003 0.003 0002 0.002 SELENIUM total (detection limits 0.002, 0.004) # over detection limit 12 9 8 11 9 11 4 1 1 12 8 8 1 8 7 1 9 2 9 0 11 11 8 8 maximum 0.0, 7 0.082 0.027 0.053 0.024 0.023 0.022 0.007 .033 0.019 0.084 0.049 0.016 0.014 0 .033 0.027 0.027 0.032 0.051 0.013 0.021 0 025 0.012 averaae 0.006 0.017 0.015 0.033 0.009 0.011 0.009 0.007 . 0010 0.063 0.008 0.016 0.004 0.009 0.009 0.004 0.005 0.009 0.007 0.011 0.009 0.005 SELENIUM dissolved (detection limits 0.002, 0.004) # over detection limit 12 9 8 11 5 11 4 1 11 8 12 9 1 7 7 7 1 10 9 2 0 11 5 7 maximum 0.017 0.030 0.040 0.053 0.023 0.025 0 .022 0.006 0.033 0021 0.086 0.010 0.D15 0.140 0.029 0.008 0.032 0.025 0.012 0.027 0.021 0 023 0 012 averaQe 0.007 0.009 0.017 0.033 0008 0.011 0.009 0.006 0.016 0.010 0.062 0.004 0.D15 0.014 0.008 0.005 0.004 0.005 0.007 0.006 0.006 0 010 0.005 SIL VER total (detection limits O 01, 0.001) # over detection limit 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 4 0 3 1 0 1 0 1 0 maximum 0.001 0.010 0.010 0.010 0.010 0.001 0.010 averaae 0.001 0.002 0.003 0.003 0.002 0.002 0.002 SILVER dissolved (detection limits 0.01, 0.001) # over detection limit 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 2 1 0 0 1 0 0 0 maximum . 0.002 0.002 0.002 0.010 averaqe 0.002 0.002 0.002 0.002 ZINC total (detection limits 0.005, 0.01) # over detection limit 6 12 10 12 12 11 12 11 1 8 12 12 1 11 10 8 10 11 12 12 1 11 12 11 maximum 0.180 0.260 0.130 0.238 0.110 0.190 0.140 0.070 0.320 0.075 0.464 0.110 0.041 0.110 0.048 0.250 0.330 0.310 0.250 0.172 0.030 0.240 0.130 0.067 averaae 0.056 0.058 0.044 0.059 0.036 0.072 0.056 0.070 0.132 0.048 0.291 0.036 0.041 0.040 0.027 0.D78 0.057 0.058 0.062 0.048 0.030 0.062 0.047 0.033 ZINC dissolved (detection limits 0.005, 0.01) # over detection limit 11 6 8 10 11 9 10 1 11 7 12 10 1 11 6 8 9 9 12 10 0 9 8 9 maximum 0.117 0.240 0.050 0.071 0.027 0.060 0.140 0.110 0.185 0.070 0.456 0.030 0.021 0.470 0.039 0.240 0.094 0.220 0.087 0.300 0.210 0.030 0.040 averaqe 0.036 0.041 0.022 0.024 0.014 0.023 0.036 0.110 0.068 0.037 0.232 0.016 0.021 0.058 0.0,6 0.048 0.043 0.032 0.043 0.024 0.034 0 016 0.017 NOTE: 1. Units are mgn for all parameters, except for Temperature (degrees C) and pH (standard units). 2. Averaqe values were calculated usinq one-half the detection limit for levels below the detection limit. Brighton Drain I -- I I I I I I • I 6iiJ I I I I Page 2