Streamkeepers Database | Module 3 Water Quality Index

Module 3 Water Quality Index

Stream Name: MALLETT CREEK | Survey Date: May 21st, 2014
Chemical Test	Result	Q-value	Weighting	Index Value
Temperature Change: Temperature		85.00	X 0.10 =	8.5
Oxygen Saturation:	98.00	100.00	x 0.17 =	17
pH (units):	7.00	87.00	x 0.11 =	9.57
Turbidity - JTU:	7.50	80.00	x 0.08 =	6.4
Total = Water Quality Index (Compare this value to the Water Quality Chart below)				41.47

Water Quality Chart

Good

40-45

Acceptable

30-40

Marginal

20-30

Poor

< 20

Survey Results

Stream Name: MALLETT CREEK	Survey Date: May 21st, 2014
Organization Name: Gabriola Streamkeepers	Project Name:
Data Entered by: Natalie	Survey ID: 140

Step 1 Temperature

Time of Day	Air Temp (0^o)	Water Temp (0^o)
am
pm
Difference in water temperature:
Q Value:		85.00

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

Step 2 Dissolved Oxygen

Concentration (mg/l):	10.00
% Saturation:	98.00
Equipment (if not Hach):

Step 3 pH

pH Reading:	7.00
Equipment:	chemical
Nitrites:
Conductivity:
Other one:

Step 4 Turbidity

Tubdity (JTU):	7.50
Tubdity (NTU):
Tubdity (cm):
Tubdity (cm) greater than (>):
Background Tubdity:
Tubdity increase over background:
Equipment