Water Quality Index
School: Marion High School
Date: 8-31-99 Time: 1pm
Water Conditions:warm
Weather Conditions:sunny
Air Temperature: degrees centigrade
Flow rate: cu.feet/second
River/Stream: Indian creek
River Mile Marker: 6
Location: Sac Fox trail
Latitude deg. min. sec.
Longitude deg. min. sec.
Site:
Site Location or Address:
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Test 1
Dissolved Oxygen
DOday1 mg/L 12
% Sat 120
Q-Value85
Weighing Factor 0.17
Total % 14.5
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Test 2
Fecal Coliform
colonies/100mL 200
Q-Value 35
Weighing factor 0.16
Total % 5.6
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Test 3
pH
units 8.75
Q-Value 52
Weighing factor 0.11
Total % 5.7
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Test 4
BOD
DOdays mg/L DOday1-DOday5 mg/L 2
Q-Value 90
Weighing factor 0.11
Total % 9.9
Test 5
Temperature Change
Temp (site1) degrees centigrade
Temp (site 2) degrees centigrade
T= degrees centigrade 8
Q-Value 48
Weighing Factor 0.10
Total % 4.8
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Test 6
Phosphate
mg/L 1
Q-Value 40
Weighing Factor 0.10
Total % 4
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Test 7
Nitrate
mg/L 1
Q-Value 96
Weighilng Factor 0.10
Total % 9.6
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Test 8
Turbidity
meters feet 10
Q-Value 77
Weighing Factor 0.08
Total % 6.2
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Test 9
Total Solids
mg/L 70
Q-Value 85
Weighilng Factor 0.07
Total % 5.9
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OVERALL WATER QUALITY INDEX % 66.2
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Overall Water Quality Index Quality of Water
90% - 100% Excellent
70% - 90% Good
50% - 70% Medium