Water Quality Data for the Arkansas River Basin 1990-93

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0351 Table 17. Onsite measurements and selected inorganic data for station 391120106194901, Iowa Gulch at Highway 24, near Malta DIS- CHARGE, SPE- INST. CIFIC CUBIC CON - FEET DUCT - DATE TIME PER ANCE SECOND (US /CM) PH WATER WHOLE FIELD (STAND- ARD UNITS) SOLIDS, RESIDUE NITRO- NITRO - AT 180 GEN, GEN, TEMPER- OXYGEN, DEG C NO2 +NO3 AMMONIA ATURE DIS- DIS- TOTAL TOTAL WATER SOLVED SOLVED (MG /L (MG /L (DEG C) (MG /L) (MG /L) AS N) AS N) CADMIUM TOTAL CADMIUM RECOV- DIS - ERABLE SOLVED (UG /L (UG /L AS CD) AS CD) APR 1990 18... 0800 1.2 1010 8.4 2.0 826 0.189 <0.010 <1 0.2 JUN 05... 1340 21 418 8.2 13.5 6.9 289 0.737 0.030 1 0.3 JUL 17... 1515 1.1 685 8.4 19.5 6.3 480 0.397 <0.010 <1 <0.1 JUN 1991 1B... 1230 17 429 9.0 11.0 7.8 262 0.441 0.009 <1 0.3 JUL 16... 1445 3.3 597 8.2 14.0 6.9 399 0.394 0.018 <1 0.3 OCT 22... 1105 0.64 846 8.5 5.5 8.4 591 0.287 0.038 <1 0.3 MAY 1992 20... 1400 8.4 702 8.3 13.5 7.2 507 0.890 0.015 <1 0.2 JUN 24... 1600 17 384 8.2 12.0 7.3 262 0.361 0.045 <1 0.2 AUG 11... 1140 7.8 604 8.4 13.0 7.3 414 0.311 0.025 <1 0.2 OCT 27... 1350 1.0 814 8.4 8.5 7.9 625 0.272 0.022 <1 0.2 MANGA- COPPER, IRON, LEAD, NESE, MANGA- ZINC, TOTAL COPPER, TOTAL IRON, TOTAL LEAD, TOTAL NESE, TOTAL ZINC, RECOV- DIS- RECOV- DIS- RECOV- DIS- RECOV- DIS- RECOV- DIS - ERABLE SOLVED ERABLE SOLVED ERABLE SOLVED ERABLE SOLVED ERABLE SOLVED DATE (UG /L (UG /L (UG /L (UG /L (UG /L (UG /L (UG /L (UG /L (UG /L (UG /L AS CU) AS CU) AS FE) AS FE) AS PB) AS PB) AS MN) AS MN) AS ZN) AS ZN) APR 1990 18... 2 <1 100 5 3 <0.5 40 14 130 100 JUN 05... 10 2 1200 11 51 0.7 270 17 230 93 JUL 17... 2 1 150 13 6 <0.5 60 10 80 45 JUN 1991 18... 5 2 190 17 14 <0.5 60 13 70 57 JUL 16... 4 2 100 20 11 0.8 50 20 50 47 OCT 22... 2 <1 90 12 7 0.6 40 11 60 57 MAY 1992 20... 4 <1 540 22 30 0.6 220 13 130 40 JUN 24... 3 1 280 16 16 <0.5 80 11 90 41 AUG 11... 10 <1 230 31 21 0.5 100 31 1100 63 OCT 27... <1 <1 10 22 3 <0.5 20 24 70 65 WATER - QUALITY DATA 31