Streamkeepers Database | Module 3 Water Quality Index

Module 3 Water Quality Index

Stream Name: BOWKER CREEK | Survey Date: October 7th, 2020
Chemical Test	Result	Q-value	Weighting	Index Value
Temperature Change: Site	Not enough data	91.00	X 0.10 =	9.1
Oxygen Saturation:	78.00	81.00	x 0.17 =	13.77
pH (units):	7.30	91.00	x 0.11 =	10.01
Turbidity (cm):	34.00	65.00	x 0.08 =	5.2
Total = Water Quality Index (Compare this value to the Water Quality Chart below)				38.08

Water Quality Chart

Good

40-45

Acceptable

30-40

Marginal

20-30

Poor

< 20

Survey Results

Stream Name: BOWKER CREEK	Survey Date: October 7th, 2020
Organization Name: Friends of Bowker Creek	Project Name: Chum Salmon Recovery
Data Entered by: Brandon Williamson	Survey ID: 478

Step 1 Temperature

Time of Day	Air Temp (0^o)	Water Temp (0^o)
Not recorded am	Not recorded	Not recorded
15:50:00 pm	13.00	14.50
Difference in water temperature:		Not enough data
Q Value:		0.00

Site	Air Temp(0^o)	Water Temp(0^o)
Upstream:	13.00	14.00
Downstream:	15.00	14.00
Difference in water temperature:		14.5
Q Value:		91.00

Step 2 Dissolved Oxygen

Concentration (mg/l):	8.00
% Saturation:	78.00
Equipment (if not Hach):

Step 3 pH

pH Reading:	7.30
Equipment:
Nitrites:	0.00
Conductivity:	0.00
Other one:	0.00

Step 4 Turbidity

Tubdity (JTU):	0.00
Tubdity (NTU):	0.00
Tubdity (cm):	34.00
Tubdity (cm) greater than (>):	0.00
Background Tubdity:	0.00
Tubdity increase over background:	0.00
Equipment