Lodi Citizen's Monitoring - Lodi, California
June 2009
Weather: Calm, sunny (26.9C/ 80.4F) Last rain: June 4
date Visual Observations: No odor; light algae (<5%);no foam; murky turbidity at site 1; 
cloudy at site 7; clear at site 9;flow- low-medium; no oil sheen; no litter; water color -blue.
12-Jun-09 River level up, dam raised, Mokelumne River impounded, Lodi Lake filled-3-17-09
            Dissolved   (TDS) Nitrate,  
0       Water Oxygen Turbidity Conduct. as mg/L  
Test Site Date Time  pH Temperature mg/L NTU uS Nitrogen Remarks
Site #1 12-Jun-09 13:15 6.4 17.6 C 63.7 F 8.8 N/A 55 N/A  
River before City     C A   A   A    
Storm System inlets                    
Site # 2 12-Jun-09                 no data available
River                  
near Casa de Lodi                  
Site # 5 12-Jun-09                 no data available
River at                  
1050 N Lincoln                  
Site # 7 12-Jun-09 14:28 7.0 19.9 C 67.8 F 8.8 4.4 ntu 55 N/A  
River, near Gazebo     A A   A B A  
N/O Lodi Lake                  
Site # 7A 12-Jun-09                 no data available
East end (S/o SD)                  
Lodi Lake                  
Site # 8 12-Jun-09                 no data available
Lodi Lake                  
near Storm Drain                  
Site # 9A 12-Jun-09 14:19 6.9 18.7 C 65.7 F 8.8 3.4 ntu 60 N/A  
River below WID     B A   A A A    
Dam at Bridge                    
Weather: Clear, Sunny, Calm- temperature 28.9 C (84.0 F) Last rain: June 4
Visual observations: No odor; no algae; no foam; no turbidity;low-med flow;no litter; color of water- blue.
26-Jun-09 River level up because of impoundment, dam in place, Lodi Lake filled- 3/17/09
            Dissolved   (TDS) Nitrate,  
        Water Oxygen Turbidity Conduct. as mg/L  
Test Site Date Time  pH Temperature mg/L NTU uS Nitrogen Remarks
Site #1 26-Jun-09 14:15 6.9 17.9 C 64.2 F 8.0 8.2 ntu 40 N/A  
River before City     B A   B B A    
Storm System inlets                    
Site # 2 26-Jun-09                 no data available
River                  
near Casa de Lodi                  
Site # 5 26-Jun-09                 no data available
River at                  
1050 N Lincoln                  
Site # 7 26-Jun-09 14:35 6.3 20.2 C 68.4 F 7.4 4.2 ntu 50 N/A  
River, near Gazebo     C A   B A A    
N/O Lodi Lake                    
Site # 7A                   no data available
East end (S/o SD)                  
Lodi Lake                  
Site # 8 26-Jun-09                 no data available
Lodi Lake                  
near Storm Drain                  
Site # 9A 26-Jun-09 15:00 6.4 20.1 C 68.2 F 7.8 3.6 ntu 40 N/A  
River below WID     C A   A A 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