[Johnson Creek Water Quality Studies: 2001]


Johnson Creek at SW 2nd Ave

 

Johnson Creek Water Quality Study

May 2001

Period 3 Team Members:

Period 7 Team Members:

 

May 4th

(Period 3)

May 7th

(Period 7)

May 10th

(Period 3)

May 11th

(Period 7)

May 17th

(Period 7)

May 18th

(Period 3)

Avg. Air Temp. (C)

 

21

 

20

20

 

Avg Water Temp. (C)

 

12

 

10

12

 

 

Avg. Oxygen Concentration

(% oxygen saturation)

 

4

 

12

11

 

Avg. pH

 

7.067

 

7.2

7.167

 

Avg. Nitrate Concentration

(mg/L)

 

.04

 

3.33

.15

 

Avg. Phosphate Concentration

(mg/L)

 

3.83

 

4.5

2.5

 

Avg. Conductivity

 

5.3

 

4.87

11.3

 

Avg. Turbidity (NTU)

 

80

 

880

166.67

 


[What happened at this site last year?]