Streamkeepers Database | Module 3 Water Quality Index

Module 3 Water Quality Index

Stream Name: LARSON CREEK | Survey Date: September 16th, 2022
Chemical Test	Result	Q-value	Weighting	Index Value
Temperature Change: Temperature	Not enough data	92.00	X 0.10 =	9.2
Oxygen Saturation:	77.00	85.00	x 0.17 =	14.45
pH (units):	7.00	87.00	x 0.11 =	9.57
Turbidity (cm):	0.00	75.00	x 0.08 =	6
Total = Water Quality Index (Compare this value to the Water Quality Chart below)				39.22

Water Quality Chart

Good

40-45

Acceptable

30-40

Marginal

20-30

Poor

< 20

Survey Results

Stream Name: LARSON CREEK	Survey Date: September 16th, 2022
Organization Name: West Vancouver streamkeepers	Project Name: H2O quality
Data Entered by: leslie	Survey ID: 773

Step 1 Temperature

Time of Day	Air Temp (0^o)	Water Temp (0^o)
Not recorded am	Not recorded	Not recorded
Not recorded pm	15.80	14.00
Difference in water temperature:		Not enough data
Q Value:		92.00

Site	Air Temp(0^o)	Water Temp(0^o)
Upstream:	Not recorded	Not recorded
Downstream:	Not recorded	Not recorded
Difference in water temperature:		Not enough data
Q Value:		0.00

Step 2 Dissolved Oxygen

Concentration (mg/l):	8.00
% Saturation:	77.00
Equipment (if not Hach):

Step 3 pH

pH Reading:	7.00
Equipment:	hach
Nitrites:	0.00
Conductivity:	0.00
Other one:	0.00

Step 4 Turbidity

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