Watershed: Chattahoochee River

Creek Name: Johns Creek

Group Name: Johns Creek Caretakers
 

 

Chemical Data:
 
Parameter/ 
Date
Dissolved Oxygen 
(ppm)
pH Air
Temperature
(C)
Water Temperature 
(C)
Settleable Solids 
(mg/L)
Nitrate-Nitrogen 
(ppm)
Ortho-phosphates 
(ppm)
10/01/01 8.6 7.0 23.0 17.0 trace o.o o.o
11/10/01 9.2 7.0 18.0 13.0 trace 0.0 n/a
12/14/01 9.6 7.0 n/a 15.0 trace n/a n/a

Biological Data:
 
Category/ 
Date
Group One 
(pollution sensitive)
Group Two 
(somewhat sensitive)
Group Three 
(pollution tolerant)
Water Quality 
Index Rating
12/14/01 caddisfly cranefly aquatic worm, blackfly, midge 8
poor