Streamkeepers Database | Module 3 Water Quality Index

Module 3 Water Quality Index

Stream Name: MACDONALD CREEK | Survey Date: June 26th, 2013
Chemical Test	Result	Q-value	Weighting	Index Value
Temperature Change: Temperature	13	91.00	X 0.10 =	9.1
Oxygen Saturation:		97.00	x 0.17 =	16.49
pH (units):		70.00	x 0.11 =	7.7
Turbidity (cm):	0.00	65.00	x 0.08 =	5.2
Total = Water Quality Index (Compare this value to the Water Quality Chart below)				38.49

Water Quality Chart

Good

40-45

Acceptable

30-40

Marginal

20-30

Poor

< 20

Survey Results

Stream Name: MACDONALD CREEK	Survey Date: June 26th, 2013
Organization Name: West Vancouver Streamkeepers Society	Project Name:
Data Entered by: Pm	Survey ID: 9

Step 1 Temperature

Time of Day	Air Temp (0^o)	Water Temp (0^o)
am
pm	15.00	13.00
Difference in water temperature:		13
Q Value:		91.00

Site	Air Temp(0^o)	Water Temp(0^o)
Upstream:
Downstream:
Difference in water temperature:		13
Q Value:

Step 2 Dissolved Oxygen

Concentration (mg/l):	10.00
% Saturation:
Equipment (if not Hach):	98

Step 3 pH

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

Step 4 Turbidity

Tubdity (JTU):
Tubdity (NTU):
Tubdity (cm):	0.00
Tubdity (cm) greater than (>):
Background Tubdity:
Tubdity increase over background:
Equipment	0.00