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<br />NUCLA MINE NPDES WATER QUALITY STATISTIC S REPORT
<br />SAMPLE POINT NPI/ES 1111E (DAUU06)
<br />LOCATION 47N16W36ACC
<br />SUBARCA TOTT LE DRAW
<br />OBSERVATIONS MEAN ST. DEV. MIN MAX
<br />FIELD PARAMETERS
<br />COTIUUCIIVITY (UMHOS/CM) 53 1311.51 429. 75 52D.f1U 2400.(10
<br />PII (UNITS) Sh 8.02 7.30 8.6(1
<br />WATCR TEI-0PERATURE (UFG C) 54 14.22 7. 52 0.80 7.9,50
<br />FLOW (CFS) 13U 0.09 0. 21 0.00 1,13
<br />LADORATORY PARAMETERS
<br />.(..G/L v ,Cv3j
<br />) 132 U.UU U. UU f/. OO fI .IA)
<br />DISS. (Mf,/L OF CAC03)
<br />AI_HALINIfY, 35 1046.69 4387. 88 172.00 26261
<br />ALUMINUM, TOTAL (MC/L) 13 0.24 0. 25 0.05 0.90
<br />ARSENIC, TOTAL (UG/L) 13 2.31 2. 98 1.00 12.0(1
<br />BARIUM, TOTAL (UG/L) U
<br />BiCi~R 60iiAiE, GiSS. (MCjLj 19 365.32 93. 75 242.00 567.00
<br />BORON, FOIAL (ur,/I-) 13 196.08 75. 43 80.00 300.00
<br />CADIdl UF1, 10"fAL (UC/L) 13 5.55 4. 43 0.00 19.00
<br />CALCIUM, TOTAL (MC/LI 14 186.36 lOh. 33 81.00 417.00
<br />CARBONATE, DISS. (MG/L) 19 0.26 1. 15 O.UO 5.00
<br />CIILORIDE, DISS. (MC/L) 14 19.78 16. 83 3.00 59.00
<br />CHROMIUM, TOTAL (UG/l) 1 10.00 10.00 10.00
<br />CONDUCTIVITY @ 25 DCG C (UI-0HOS/CM) 36 179U.97 814. 03 0,00 3220.00
<br />COPPER, TOTAL (UG/L) 13 76.15 7. 50 2.00 30.00
<br />FLUURIOE, DISS. (MC/l) 111 0.77 0. 27 0.25 1.06
<br />HARDNESS AS CACO.i (MG/L) PI 932.79 620. 42 343.00 244(1.00
<br />IRON, TOTAL (MG/L) 42 0.15 0. 12 U.U2 0.47
<br />IRON, DISS. (MC/L) 28 0.05 0. 06 0.02 0.26
<br />LEAD, TOTAL (UG/L) 13 24.62 9. 67 2U.UU 50.00
<br />MAGNESIUM, TOTAL (MC/I_) 14 113.50 88. 49 34.(10 340.0(1
<br />MANGANESE, TOTAL (MG/L) 36 U.18 0. 21 U.O1 0.8U
<br />MANGANESE, DISS. (MG/ U 2G 0.16 0. 21 U.O1 O.G4
<br />MERCURY, TOTAL (I1C/L) 13 0.46 0. .34 0.02 1.00
<br />MOLYBDENUM, IOIAL (UC/L) 13 123.38 94. 48 4.00 300.00
<br />NICKE I, TOTAL (UC/L) 0
<br />NITROGEN, AMI-0ONIA, DISS. (MG/L) 14 0.06 O. U4 0.02 0.11
<br />NITROGEN, NITRATE, DISS. (MC/L) lh 0,18 0. 40 0.01 1.24
<br />NITROGCN, NITRITE, DISS. (MG/L) U
<br />PH @ 25 UEG C 37 8.06 7.70 8.50
<br />PHOSPHATE AS P04, DISS. (MC/L) 13 0.18 0. 11 0.00 U.30
<br />POTASSIUM, TOTAL (MG/L) lh 6.20 2. 30 2.60 10.30
<br />SECENI UTA, TOTAL (UC/L) 13 1.63 0. 73 0.20 3.00
<br />SILVER, TOTAL (UC/L) 1 10.00 10.00 10.OD
<br />SODIUM, TOTAL (LAC/L) 14 52.21 32. 80 17.00 121.00
<br />SAR 13 U.74 0. 29 0.37 1,13
<br />SULFATE, DISS, (MG/L) 14 712.29 556. 70 140.00 IylU.00
<br />S11lFIDE, TOTAL (MG/L) 1 0.20 0.20 U.2U
<br />SUSPENDED SOLIDS (MC/L) 43 10.79 9. 02 1.00 34.00
<br />ZINC, TOTAL (MC/L) 12 0.03 U. 03 fl.O1 0,11
<br />CATION/ANION DALANGE (%) 13 1.24 2. 30 -3.24 3.93
<br />~IOIAL DISSOLVED SOLIDS ~ 18U DEC (MG/L) 42 1493.38 833. 77 445.00 3090.00
<br />70TAL DISSOLVED SOLIDS, CALCULA iEO (IdG/L
<br />_______________________________________ 13 1304.54 866. 62 415.00 3150.00
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<br />INDICATES NO DATA
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