Streamkeepers Database | Module 3 Water Quality Index

Module 3 Water Quality Index

Stream Name: MACDONALD CREEK | Survey Date: 2013-07-03
Chemical Test	Result	Q-value	Weighting	Index Value
Temperature Change:			X 0.10 =	0
Oxygen Saturation:		75.00	x 0.17 =	12.75
pH (units):		90.00	x 0.11 =	9.9
Turbidity - JTU:	50.00		x 0.08 =	0
Turbidity - NTU:			x 0.08 =	0
Turbidity (cm):		65.00	x 0.08 =	5.2
Total = Water Quality Index (Compare this value to the Water Quality Chart below)				27.85

Water Quality Chart

Good

40-45

Acceptable

30-40

Marginal

20-30

Poor

< 20

Survey Results

Stream Name: MACDONALD CREEK	Survey Date: 2013-07-03
Organization Name: West Vancouver Streamkeepers Society	Project Name:
Data Entered by: Celia Utley	Survey ID: 12

A) Temperature

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

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

B) Dissolved Oxygen

Concentration (mg/l):	7.00
% Saturation:
Equipment (if not Hach):	73

C) pH

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

Turbidity

Tubdity (JTU):	50.00
Tubdity (NTU):
Tubdity (cm):
Tubdity (cm) greater than (>):
Background Tubdity:
Tubdity increase over background:
Equipment