Lodi Citizen's Monitoring - Lodi, California
MAY 2006
Weather: Light breeze, clear, temperature 30C (87 F)
date Water very turbid with some olive-brown color reported.
12-May-06 High flow, water in Lodi Lake
            Dissolved   (TDS) Nitrate,  
        Water Oxygen Turbidity Conduct. as mg/L  
Test Site Date Time  pH Temperature mg/L NTU uS Nitrogen Remarks
Site #1 12-May-06 13:10 7.6 13.2 C 55.8 F 10.8 4.6 ntu 10 0  
River before City     A A   A A A A  
Storm System inlets                    
Site # 2 12-May-06 13:30 7.7 13.6 C 56.5 F 9.4 14.8 ntu 10 0 Park area still
River     A A   A B A A flooded, but 1 ft
near Casa de Lodi                   lower than last time
Site # 5 12-May-06 15:25 7.4 13.0 C 55.4 F 12.5 6.0 ntu 40 NA  
River at     A A   A B A    
1050 N Lincoln                    
Site # 7 12-May-06 15:00 7.5 13.9 C 57.0 F 9.6 5.5 ntu 60 NA  
River, near Gazebo     A A   A B A    
N/O Lodi Lake                    
Site # 7 12-May-06 15:16 7.8 12.9 C 55.2 F 11.0 4.7 ntu 30? 0  
River, near Gazebo     A A   A A A A  
N/O Lodi Lake                    
Site # 7A 12-May-06 14:55 7.5 14.3 C 57.7 F 10.8 5.0 ntu 40? 0  
East end (S/o SD)     A A   A A A A  
Lodi Lake                    
Site # 8 12-May-06 15:28 7.8 13.5 C 56.3 F 10.8 6.3 ntu 40 0  
Lodi Lake     A A   A B A A  
near Storm Drain                    
Site # 9 12-May-06 15:57 7.3 13.5 C 56.3 F 11.1 6.0 ntu 40 0  
River at     A A   A B A A  
WID Dam                    
Weather: Breeze, light overcast, temperature 21C (70 F)
date Water was very turbid and some olive-brown color reported.
26-May-06 High flow (controlled release), Lodi Lake level high
Site #1 26-May-06 13:30 7.6 13.9 C 57.0 F 10.7 5.5 ntu 20 0 Water levels down
River before City     A A   A B A A 1.5' from 5/12/06
Storm System inlets                    
Site # 2 26-May-06 14:00 7.4 14.1 C 57.4 F 10.4 6.2 20 0 Water still in park, 
River     A A   A B A A but not flowing
near Casa de Lodi                   through it
Site # 5 26-May-06 16:05 7.4 13.5 C 56.3 F 8.8 4.2 35 0  
River at     A A   B A A A  
1050 N Lincoln                    
Site # 7 26-May-06 15:45 7.2 13.4 C 56.1 F 9.3 4.1 ntu 30 NA  
River, near Gazebo     A A   A A A    
N/O Lodi Lake                    
Site # 7A 26-May-06 15:30 7.6 14.9 C 58.8 F 8.6 3.8 ntu 30 0  
East end (S/o SD)     A A   B A A A  
Lodi Lake                    
Site # 8 26-May-06 15:30 7.6 14.3 C 57.7 F 10.0 4.2 ntu 40 0 some organic debris
Lodi Lake     A A   A A A A on surface in eddies
near Storm Drain                    
Site # 9 26-May-06 15:56 7.6 13.7 C 56.7 F 10.3 4.8 ntu 40 0  
River at     A A   A 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