Streamkeepers Database | Module 3 Water Quality Index

Module 3 Water Quality Index

Stream Name: BROWNE CREEK | Survey Date: July 16th, 2016
Chemical Test	Result	Q-value	Weighting	Index Value
Temperature Change: Temperature	15	88.00	X 0.10 =	8.8
Oxygen Saturation:	100.00	100.00	x 0.17 =	17
pH (units):	6.91	88.00	x 0.11 =	9.68
Turbidity (cm):	60.00	90.00	x 0.08 =	7.2
Total = Water Quality Index (Compare this value to the Water Quality Chart below)				42.68

Water Quality Chart

Good

40-45

Acceptable

30-40

Marginal

20-30

Poor

< 20

Survey Results

Stream Name: BROWNE CREEK	Survey Date: July 16th, 2016
Organization Name: WaterWealth Project	Project Name: WEX
Data Entered by: Ian Stephen	Survey ID: 288

Step 1 Temperature

Time of Day	Air Temp (0^o)	Water Temp (0^o)
am
pm	21.00	15.00
Difference in water temperature:		15
Q Value:		88.00

Site	Air Temp(0^o)	Water Temp(0^o)
Upstream:
Downstream:
Difference in water temperature:		15
Q Value:

Step 2 Dissolved Oxygen

Concentration (mg/l):	10.00
% Saturation:	100.00
Equipment (if not Hach):

Step 3 pH

pH Reading:	6.91
Equipment:	Hanna Checker
Nitrites:
Conductivity:
Other one:

Step 4 Turbidity

Tubdity (JTU):
Tubdity (NTU):
Tubdity (cm):
Tubdity (cm) greater than (>):	60.00
Background Tubdity:
Tubdity increase over background:
Equipment	60 cm turbidity tube