Lodi Citizen's Monitoring - Lodi, California
January 2008
Weather: Overcast, calm, calm , temperature 11C (51 F), 0.20" rain 1/10/08
date Water had some brown, olive brown color reported.
11-Jan-08 River level down, dam lowered 10/1/07, Lodi 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 11-Jan-08 9:20 8.1 9.6 C 49.3 F 11.1 5.2 ntu 30 0  
River before City     B A   A B A A  
Storm System inlets                    
Site # 2 11-Jan-08 9:47 7.8 9.6 C 49.3 F 11.1 6.2 ntu 30 0  
River     A A   A B A A  
near Casa de Lodi                    
Site # 5 11-Jan-08 15:35 7.7 10.7 C 51.3 F 9.0 7.9 ntu 70 0  
River at     A A   A B A A  
1050 N Lincoln                    
Site # 7 11-Jan-08 15:20 7.6 10.8 C 51.4 F 8.5 10.1 ntu 70 0  
River, near Gazebo     A A   B B A A  
N/O Lodi Lake                    
Site # 7A                   Lake Drained
East end (S/o SD)                    
Lodi Lake                    
Site # 8 11-Jan-08 16:05 7.8 10.3 C 50.5 F 12.4 13.4 ntu 60 0  
Lodi Lake     A A   A B A A  
near Storm Drain                    
Site # 9A 11-Jan-08 14:56 7.7 9.5 C 49.1 F 10.3 4.4 ntu 40 0  
River below WID     A A   A A A A  
Dam at Bridge                    
Weather: Windy, cloudy, temperature 14 C (58 F), 0.53" rain 1/23 & 24, 2008
date Water had some olive-brown color and algae reported.
25-Jan-08 River level down, dam lowered 10/1/07, Lodi 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 25-Jan-08 11:15 8.1 8.5 C 47.3 F 11.4 12.5 ntu 30 0  
River before City     B A   A B A A  
Storm System inlets                    
Site # 2 25-Jan-08 11:28 7.8 8.3 C 46.9 F 11.3 12.2 ntu 40 0  
River     A A   A B A A  
near Casa de Lodi                    
Site # 5                    
River at                    
1050 N Lincoln                    
Site # 7 25-Jan-08 15:55 8.5 9.1 C 48.4 F 11.0 6.8 ntu 0 0.25  
River, near Gazebo     B A   A B A A  
N/O Lodi Lake                    
Site # 7A                   Lake Drained
East end (S/o SD)                    
Lodi Lake                    
Site # 8                   Lake Drained
Lodi Lake                    
near Storm Drain                    
Site # 9A 25-Jan-08 15:30 7.5 9.8 C 49.6 F 10.0 13.3 ntu 50 NA  
River below WID     A A   A B A    
Dam at Bridge                    
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