Streamkeepers Database | Module 3 Water Quality Index

Module 3 Water Quality Index

Stream Name: HASTINGS CREEK | Survey Date: April 20th, 2002
Chemical Test	Result	Q-value	Weighting	Index Value
Temperature Change: Temperature	0	94.00	X 0.10 =	9.4
Oxygen Saturation:	101.00	100.00	x 0.17 =	17
pH (units):	7.00	90.00	x 0.11 =	9.9
Turbidity (cm):	80.00	71.00	x 0.08 =	5.68
Total = Water Quality Index (Compare this value to the Water Quality Chart below)				41.98

Water Quality Chart

Good

40-45

Acceptable

30-40

Marginal

20-30

Poor

< 20

Survey Results

Stream Name: HASTINGS CREEK	Survey Date: April 20th, 2002
Organization Name: North Shore Streamkeepers	Project Name:
Data Entered by: ZoAnn Morten	Survey ID: 122

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:		94.00

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):	12.00
% Saturation:	101.00
Equipment (if not Hach):

Step 3 pH

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

Step 4 Turbidity

Tubdity (JTU):
Tubdity (NTU):
Tubdity (cm):	80.00
Tubdity (cm) greater than (>):
Background Tubdity:
Tubdity increase over background:
Equipment	meter stick