Table Wq03: Water Quality Data Collected in the Troublesome Creek Watershed

Collected during 1975-1976 (from SCS 1977) and 1988-1992 (MDC).
Parameter	1975-1976 (Range)	1988-1992 (Range)
Temperature (F)	54 - 90.5	35 - 88
Dissolved Oxygen (mg/L 0₂₎	1.4-12.4	3-18
pH	6.3-8.4	7.0-9.8
Specific Conductance (mhos/cm)	160-700	118-678
Turbidity (JTU)	3-150	<5-930
Total Alkalinity (mg/L CaCo₃)	54-284	34-289
Hardness (mg/L CaCo₃)	90-269	68-374
Total Solids (mg/L)	225-628
Dissolved Solids (mg/L)	2-626
Suspended Solids (mg/L)	2-439
Secci (inches)		2-36
Total Coliform (No./100 ml)	50-4700
Fecal Colifrom (No./100 ml)	10-15000
Fecal Strep. (No./100 ml)	75-12000
FC/FS	0.04-16.20
Total Phosphate(mg/L PO₄-P	0.01
Total Nitrogen(mg/L N)	0.20-5.35
Ammonia (mg/L NH₃-N)	<0.05-1.40	0-2.5
Nitrate (mg/L NO₃-N)	0.05-2.47
Nitrite (mg/L NO₂-N)	<0.005-0.590
Kjeidahl Nitrogen (mg/L N)	0.17-2.71
Total Iron (g/L Fe)	200-6,500
Alsrin (ng/L)	<0.5-4.55
Dieldrin (ng/L)	0.9-140
Endrin (ng/L)	<0.25-<10
a-BHC (ng/L)	<0.31-108
B-BHC (ng/L)	<0.78-<3.0
Lindane, Y-BHC	<0.50-20.0
Total BHC Fraction (ng/L)	<1.60-112

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