Streamkeepers Database | Module 3 Water Quality Index

Module 3 Water Quality Index

Stream Name: BOWKER CREEK | Survey Date: August 8th, 2020
Chemical Test	Result	Q-value	Weighting	Index Value
Temperature Change: Site	Not enough data	90.00	X 0.10 =	9
Oxygen Saturation:	40.00	30.00	x 0.17 =	5.1
pH (units):	7.70	89.00	x 0.11 =	9.79
Turbidity - JTU:	35.00	68.00	x 0.08 =	5.44
Total = Water Quality Index (Compare this value to the Water Quality Chart below)				34.13

Water Quality Chart

Good

40-45

Acceptable

30-40

Marginal

20-30

Poor

< 20

Survey Results

Stream Name: BOWKER CREEK	Survey Date: August 8th, 2020
Organization Name: Friends of Bowker Creek	Project Name: Chum Salmon Recovery
Data Entered by: September 15th 2020	Survey ID: 446

Step 1 Temperature

Time of Day	Air Temp (0^o)	Water Temp (0^o)
10:30:00 am	19.00	18.00
Not recorded pm	Not recorded	Not recorded
Difference in water temperature:		Not enough data
Q Value:		90.00

Site	Air Temp(0^o)	Water Temp(0^o)
Upstream:	18.00	17.00
Downstream:	21.00	17.00
Difference in water temperature:		-18
Q Value:		90.00

Step 2 Dissolved Oxygen

Concentration (mg/l):	4.00
% Saturation:	40.00
Equipment (if not Hach):

Step 3 pH

pH Reading:	7.70
Equipment:	hach
Nitrites:	0.00
Conductivity:	0.00
Other one:	0.00

Step 4 Turbidity

Tubdity (JTU):	35.00
Tubdity (NTU):	0.00
Tubdity (cm):	35.50
Tubdity (cm) greater than (>):	0.00
Background Tubdity:	0.00
Tubdity increase over background:	0.00
Equipment