Water Quality Index


School: Marion Ind. H.S.
Date: 8-25-98 Time: 2:00 p.m.
Water Conditions: Clear
Weather Conditions: Mild
Air Temperature: degrees centigrade
Flow rate: meters/second 33.6
River/Stream: Indian Creek
River Mile Marker: 4.25
Location: East Post Road Indian Creek
Latitude deg. min. sec.
Longitude deg. min. sec.
Site: Indian Creek East Post Road Entrance
Site Location or Address:

- - - - - - - - - - - - - - - - - -
Test 1
Dissolved Oxygen
DOday1 mg/L 17
% Sat<140
Q-Value 78
Weighing Factor 0.17
Total % 13.26
- - - - - - - - - - - - - - - - - -
Test 2
Fecal Coliform
colonies/100mL 400
Q-Value 28
Weighing factor 0.16
Total % 4.48
- - - - - - - - - - - - - - - - - -
Test 3
pH
units 8.5
Q-Value 70
Weighing factor 0.11
Total % 7.7
- - - - - - - - - - - - - - - - - -
Test 4
BOD
DOdays mg/L DOday1- 17 DOday5 mg/L 6
Q-Value 32
Weighing factor 0.11
Total %3.52
Test 5
Temperature Change
Temp (site1) degrees centigrade 25
Temp (site 2) degrees centigrade 26
T= degrees centigrade 1
Q-Value 90
Weighing Factor 0.10
Total % 9
- - - - - - - - - - - - - - - - -
Test 6
Phosphate
mg/L .5
Q-Value 65
Weighing Factor 0.10
Total % 6.5
- - - - - - - - - - - - - - - - -
Test 7
Nitrate
mg/L .02
Q-Value 96
Weighilng Factor 0.10
Total % 9.6
- - - - - - - - - - - - - - - - -
Test 8
Turbidity
JTU 15
Q-Value 68
Weighing Factor 0.08
Total % 5.44
- - - - - - - - - - - - - - - - -
Test 9
Total Solids
mg/L 200
Q-Value 71
Weighilng Factor 0.07
Total % 4.97
- - - - - - - - - - - - - - - - -
OVERALL WATER QUALITY INDEX % 64.47

************************************************
Overall Water Quality Index Quality of Water
90% - 100% Excellent
70% - 90% Good
50% - 70% Medium
25% - 50% Bad
0% - 25% Very bad



Return to Water Quality Data Page

Return to IRP Home Page