Lodi Citizen's Monitoring - Lodi, California          
FEBRUARY 2004                  
                     
Weather: Cloudy, light breeze, light rain 16:30, temperature 13.5 C (56 F)    
  Water had some cloudiness and some green/olive color reported.  
  Boards taken out Woodbridge dam 11/5/03, river low, lake drained.  
            Dissolved   (TDS) Nitrate,  
        Water Oxygen Turbidity Conduct. as mg/L  
Test Site Date Time  pH Temperature mg/L NTU uS Nitrogen Remarks
Site #1 13-Feb-04 13:05 6.2 10.5 C 50.9 F 10.6 3.6 ntu 40 0 oil/gas ponded in dry
River before City Grade:   C A   A A A A dock area, should be
Storm System inlets                   cleaned before river rises.
Site # 2 13-Feb-04 13:40 6.0 10.5 C 50.9 F 10.1 2.6 ntu 40 0  
River Grade:   C A   A A A A  
near Casa de Lodi                    
Site # 3 13-Feb-04 15:50 7.5 10.1 C 50.2 F 10.6 2.4 ntu 40 0 dog feces, litter,
River at Grade:   A A   A A A A cigarettes, 
Mokelumne River Dr.                   possible fertilizer runoff
Site # 4 13-Feb-04 16:20 8.1 10.1 C 50.2 F 10.2 6.3 ntu 40 0 shopping cart, cans
River at "Scenic Grade:   B A   A B A A metal scraps and a
Overlook" Awani Dr.                   blue barrel in water
Site # 5 13-Feb-04 15:33 7.5 10.8 C 51.4 F 10.8 3.5 ntu 40 0 foam by storm drain
River, Glen Beach Grade:   A A   A A A A  
Edgewood Dr.                    
Site # 6 13-Feb-04 16:00 7.5 10.7 C 51.3 F 10.4 2.4 ntu 40 0  
River, N/O Grade:   A A   A A A A  
Pigs Lake                    
Site # 7 13-Feb-04 15:30 6.9 9.9 C 49.8 F 10.9 7.2 ntu 40 0  
River, near Gazebo Grade: estim. B A   A B A A  
N/O Lodi Lake                    
Site # 7A   NA               No Water
East end (S/o SD) Grade:                 in Lake
Lodi Lake                    
Site # 8 13-Feb-04 15:40 8.0 12.4 C 54.3 F 11.6 3.7 ntu 310 0.25 virtually no discharge
Lodi Lake above Grade:   A A   A A C A (first ever nitrate
last Storm Drain                     detection)
Site # 9 13-Feb-04 16:09 7.4 9.9 C 49.8 F 10.8 5.5 ntu 40 0  
River at Grade:   A A   A B A A  
WID Dam                    
NA = Not Analyzed (equipment problems)  
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