Lodi Citizen's Monitoring - Lodi, California          
February, 2003                    
                     
Weather: Cloudy, temperature 16 C (60 F)          
  Water had some algae with some green/olive color reported at several locations.
                     
            Dissolved   (TDS) Nitrate,  
        Water Oxygen Turbidity Conduct. as mg/L  
Test Site Date Time  pH Temperature mg/L NTU uS Nitrogen Remarks
Site #1 14-Feb-03 15:17 7.8 12.5 C 54.5 F 11.1 4.1 ntu 40 0  
River before City     A A   A A A A  
Storm System inlets                    
Site # 2 14-Feb-03 16:00 7.8 14.4 C 57.9 F 10.1 6.0 ntu 40 0  
River     A A   A B A A  
near Casa de Lodi                    
Site # 3 14-Feb-03 15:50 6.9 12.7 C 54.9 F 11.4 4.4 ntu 50 0  
River at     B A   A A A A  
Mokelumne River Dr.                    
Site # 4 14-Feb-03 16:20 6.8 12.5 C 54.5 F 11.7 4.4 ntu 50 0  
River at "Scenic     B A   A A A A  
Overlook" Awani Dr.                    
Site # 5 14-Feb-03 15:40 7.5 12.2 C 54.0 F 11.4 2.3 ntu 40 0  
River, Glen Beach     A A   A A A A  
Edgewood Dr.                    
Site # 6 14-Feb-03 15:15 7.7 12.6 C 54.7 F 11.9 2.4 ntu 30 0  
River, N/O     A A   A A A A  
Pigs Lake                    
Site # 7 14-Feb-03 15:30 7.1 13.5 C 56.3 F 10.5 2.8 ntu 40 0  
River, near Gazebo     A A   A A A A  
N/O Lodi Lake                    
Site # 7A NA NA               Not taken,
East end (S/o SD)                   No water
Lodi Lake                   in lake
Site # 8 14-Feb-03 13:16 7.2 16.5 C 61.7 F 9.6 9.2 ntu 140 0  
Lodi Lake above     A B   A B A A  
last Storm Drain                    
Site # 9 14-Feb-03 13:50 7.1 12.0 C 53.6 F 8.6 4.1 ntu 30 0  
River at     A A   B A A A  
WID Dam                    
NA = Not Analyzed                     
GRADE: pH Temp D.O.     Turbidity TDS Nitrates
A 7.0 - 8.0 Weather > 85% Saturation   < 5 < 150 < 1
B 6.5-6.9, 8.1-8.5 and   75-84% Sat.   5 - 20 151 - 300 2  -  3
C 6.0-6.4, 8.6-9.0 condition 65-74% Sat.   21 - 50 301 - 500 4  -  5
D 5.5-5.9, 9.1-9.5 dependent 55-64% Sat.   50 - 150 501 -1000 6  -  10 
F <5.5, >9.5     < 55%Sat.,<5.0mg/L > 150 > 1000 > 10