Streamkeepers Database | Module 3 Water Quality Index

Module 3 Water Quality Index

Stream Name: Patenaude Creek | Survey Date: September 25th, 2018
Chemical Test	Result	Q-value	Weighting	Index Value
Temperature Change: Temperature	1	90.00	X 0.10 =	9
Oxygen Saturation:	93.00	96.00	x 0.17 =	16.32
pH (units):	8.40	80.00	x 0.11 =	8.8
Turbidity (cm):	39.00	83.00	x 0.08 =	6.64
Total = Water Quality Index (Compare this value to the Water Quality Chart below)				40.76

Water Quality Chart

Good

40-45

Acceptable

30-40

Marginal

20-30

Poor

< 20

Survey Results

Stream Name: Patenaude Creek	Survey Date: September 25th, 2018
Organization Name: Horsefly River Roundtable	Project Name: Horsefly Streamkeepe
Data Entered by: ZoAnn	Survey ID: 350

Step 1 Temperature

Time of Day	Air Temp (0^o)	Water Temp (0^o)
am	13.00	7.00
pm	11.00	8.00
Difference in water temperature:		1
Q Value:		90.00

Site	Air Temp(0^o)	Water Temp(0^o)
Upstream:
Downstream:
Difference in water temperature:		1
Q Value:

Step 2 Dissolved Oxygen

Concentration (mg/l):	11.00
% Saturation:	93.00
Equipment (if not Hach):	hach

Step 3 pH

pH Reading:	8.40
Equipment:	hach 5.5 to 8
Nitrites:
Conductivity:
Other one:

Step 4 Turbidity

Tubdity (JTU):
Tubdity (NTU):
Tubdity (cm):
Tubdity (cm) greater than (>):	39.00
Background Tubdity:
Tubdity increase over background:
Equipment	meter stick