Water Quality Data for the Arkansas River Basin 1990-93

• Description: ARCA
• State: CO
• State: KS
• Basin: Arkansas
• Water Division: 2
• Date: 1/1/1996
• Author: Russell G. Dash, Roderick F. Ortiz, U.S. Geologic Survey, U.S. Department of the Interior
• Title: Water Quality Data for the Arkansas River Basin 1990-93
• Water Supply Pro - Doc Type: Report/Study

Table 29. Onsite measurements and selected inorganic data for station 384427106040101, Chalk Creek at mouth,
at Nathrop
DIS- PH SOLIDS,
CHARGE, SPE- WATER RESIDUE NITRO- NITRO- CADMIUM
INST. CIFIC WHOLE AT 180 GEN, GEN, TOTAL CADMIUM
CUBIC CON- FIELD TEMPER- OXYGEN, DEC C NO2 +NO3 AMMONIA RECOV- DIS -
FEET DUCT- (STAND- ATURE DIS- DIS- TOTAL TOTAL ERABLE SOLVED
DATE TIME PER ANCE ARD WATER SOLVED SOLVED (MG /L (MG /L (UG /L (UG /L
SECOND (US /CM) UNITS) (DEC C) (MG /L) (MG /L) AS N) AS N) AS CD) AS CD)
APR 1990
19... 1015 2.9 237 8.4 7.5 9.3 139 0.055 <0.010 <1 <0.1
JUN
06... 0800 150 7.5 6.0 9.1 42 0.066 0.120 2 0.3
JUL
18... 0810 69 123 7.7 12.5 8.6 82 0.089 0.010 <1 <0.1
AUG
29... 0930 34 169 7.9 13.0 7.9 87 0.129 <0.010 <1 <0.1
OCT
31... 1225 30 156 8.1 10.5 8.4 93 0.097 0.030 <1 0.1
APR 1991
24... 1245 3.9 235 8.5 14.0 8.2 135 0.024 0.012 <1 <0.1
JUN
11... 1200 52 <1 0.7
19... 1045 173 81 7.5 10.0 8.4 45 0.059 0.029 <1 0.5
JUL
17... 1300 59 125 8.1 17.0 7.1 70 0.062 0.006 <1 0.2
OCT
23... 1240 13 182 8.3 10.0 8.4 115 0.096 0.018 <1 <0.1
APR 1992
22... 1255 2.7 224 8.6 11.5 8.2 148 0.047 0.019 <1 <0.1
JUN
25... 0805 133 99 7.8 10.5 8.1 62 0.079 0.046 <1 0.1
AUG
12... 1000 46 145 8.1 12.5 8.1 78 0.085 0.009 <1 0.1
OCT
28... 1220 23 177 8.4 11.0 8.4 113 0.081 0.010 <1 0.1
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
19... 3 1 320 71 2 <0.5 60 27 20 7
JUN
06... 35 5 12000 85 <1 3.1 620 21 360 45
JUL
18... 3 2 200 58 3 0.8 30 20 60 50
AUG
29... 2 <1 220 78 3 1.0 40 27 40 24
OCT
31... 3 1 260 97 3 1.4 40 23 40 33
APR 1991
24... 2 2 170 79 3 <0.5 20 12 20 7
JUN
11... 6 4 1600 82 19 1.7 80 16 130 74
19... 6 4 690 60 14 1.2 60 13 90 76
JUL
17... 3 1 120 65 7 0.8 20 12 30 44
OCT
23... 2 <1 150 110 1 0.5 20 18 <10 14
APR 1992
22... 1 <1 210 100 1 <0.5 40 24 20 6
JUN
25... 2 2 270 44 4 <0.5 30 12 70 63
AUG
12... 2 <1 380 83 5 0.6 50 22 80 30
OCT
28... <1 <1 160 97 <1 0.7 <10 11 <10 7
52 Water - Quality Data for the Arkansas River Basin, Southeastern Colorado, 1990 --93