Module 3 Water Quality Index

Stream Name: EAGLE CREEK | Survey Date: 2017-08-31
Chemical Test Result Q-value Weighting Index Value
Temperature Change: 92.00 X 0.10 = 9.2
Oxygen Saturation: 110.00 95.00 x 0.17 = 16.15
pH (units): 7.20 90.00 x 0.11 = 9.9
Turbidity - JTU: x 0.08 = 0
Turbidity - NTU: x 0.08 = 0
Turbidity (cm): 25.00 60.00 x 0.08 = 4.8
Total = Water Quality Index (Compare this value to the Water Quality Chart below) 40.05
Water Quality Chart
Good 40-45
Acceptable 30-40
Marginal 20-30
Poor < 20

Survey Results

Stream Name: EAGLE CREEK Survey Date: 2017-08-31
Organization Name: West Vancouver Streamkeepers Society Project Name: H2O study
Data Entered by: leslie Survey ID: 266

A) Temperature

Time of Day Air Temp (0o) Water Temp (0o)
am
pm 19.30 16.10
Difference in water temperature:
Site Air Temp(0o) Water Temp(0o)
Upstream:
Downstream:
Difference in water temperature:

B) Dissolved Oxygen

Concentration (mg/l): 11.00
% Saturation: 110.00
Equipment (if not Hach):

C) pH

pH Reading: 7.20
Equipment: hach
Nitrites:
Conductivity:
Other one:

Turbidity

Tubdity (JTU):
Tubdity (NTU):
Tubdity (cm): 25.00
Tubdity (cm) greater than (>):
Background Tubdity:
Tubdity increase over background:
Equipment measuring stick