Streamkeepers Database | Module 3 Water Quality Index

Module 3 Water Quality Index

Stream Name: HASTINGS CREEK | Survey Date: April 13th, 2013
Chemical Test	Result	Q-value	Weighting	Index Value
Temperature Change: Temperature		92.00	X 0.10 =	9.2
Oxygen Saturation:	120.00	90.00	x 0.17 =	15.3
pH (units):	6.90	95.00	x 0.11 =	10.45
Turbidity (cm):	18.00	45.00	x 0.08 =	3.6
Total = Water Quality Index (Compare this value to the Water Quality Chart below)				38.55

Water Quality Chart

Good

40-45

Acceptable

30-40

Marginal

20-30

Poor

< 20

Survey Results

Stream Name: HASTINGS CREEK	Survey Date: April 13th, 2013
Organization Name: North Shore Streamkeepers	Project Name:
Data Entered by: Jan Lander	Survey ID: 7

Step 1 Temperature

Time of Day	Air Temp (0^o)	Water Temp (0^o)
am	7.00
pm	7.00
Difference in water temperature:
Q Value:		92.00

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):	15.00
% Saturation:	120.00
Equipment (if not Hach):	HACH kit

Step 3 pH

pH Reading:	6.90
Equipment:	HACH
Nitrites:
Conductivity:
Other one:

Step 4 Turbidity

Tubdity (JTU):
Tubdity (NTU):
Tubdity (cm):	18.00
Tubdity (cm) greater than (>):
Background Tubdity:
Tubdity increase over background:
Equipment	0.00