Streamkeepers Database | Module 3 Water Quality Index

Module 3 Water Quality Index

Stream Name: WINTHUYSEN CREEK | Survey Date: November 25th, 2014
Chemical Test	Result	Q-value	Weighting	Index Value
Temperature Change: Temperature	0		X 0.10 =	0
Oxygen Saturation:			x 0.17 =	0
pH (units):	6.50		x 0.11 =	0
Total = Water Quality Index (Compare this value to the Water Quality Chart below)				0

Water Quality Chart

Good

40-45

Acceptable

30-40

Marginal

20-30

Poor

< 20

Survey Results

Stream Name: WINTHUYSEN CREEK	Survey Date: November 25th, 2014
Organization Name: Gabriola Streamkeepers	Project Name:
Data Entered by: Natalie	Survey ID: 139

Step 1 Temperature

Time of Day	Air Temp (0^o)	Water Temp (0^o)
am	12.00	8.00
pm
Difference in water temperature:		0
Q Value:

Site	Air Temp(0^o)	Water Temp(0^o)
Upstream:
Downstream:
Difference in water temperature:		-8
Q Value:

Step 2 Dissolved Oxygen

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

Step 3 pH

pH Reading:	6.50
Equipment:
Nitrites:
Conductivity:
Other one:

Step 4 Turbidity

Tubdity (JTU):	15.00
Tubdity (NTU):
Tubdity (cm):
Tubdity (cm) greater than (>):
Background Tubdity:
Tubdity increase over background:
Equipment