Lodi Citizen's Monitoring - Lodi, California        
November, 2001                  
Weather: Sunny, Clear, Calm, 72 oF (22 oC)        
                (TDS)  
        Water DO Turbidity Conduct.  
Test Site Date Time  pH Temperature mg/L NTU uS Remarks
Site #1 9-Nov-01 15:35 7.6 15.2 C 59.4 F 10.5 2.9 ntu 40 Lots of floating
River before City   Grade: A A   A A   wood and debris.
Storm System inlets                  
Site # 2 9-Nov-01 16:10 7.9 14.8 C 58.6 F 10.6 2.4 ntu 40  
River   Grade: A A   A A A  
near Casa de Lodi                  
Site # 3 9-Nov-01 16:00 7.9 15.7 C 60.3 F 7.98 NA 0.5  
River at     A A   B   A  
Mokelumne River Dr.                  
Site # 4 Not               Area was not
River at "Scenic Accessible               accessible
Overlook" Awani Dr.                  
Site # 5 9-Nov-01 16:15 7.4 14.6 C 58.3 F 9.71 3.4 ntu 40  
River, Glen Beach   Grade: A A   A A A  
Edgewood Dr.                  
Site # 6 9-Nov-01 15:50 7.1 14.5 C 58.1 F 9.70 2.8 ntu 50 Oil sheen
River, N/O   Grade: A A   A A A on water.
Pigs Lake                  
Site # 7 9-Nov-01 13:35 6.1 15.3 C 59.5 F 8.86 NA 50  
River, near Gazebo   Grade: C A   A   A  
N/O Lodi Lake                  
Site # 8 9-Nov-01 13:50 6.6 19.5 C 67.1 F 6.26 NA 270 No lake, ponding
in Lodi Lake at   Grade: B B   B   B from storm drain
last Storm Drain                 water only
Site # 9 9-Nov-01 14:20 6.6 15.1 C 59.2 F 9.30 NA 50  
River at   Grade: B A   A   A  
WID Dam                  
NA = Not Analyzed (equipment problems)            
GRADE: pH Temp D.O.     Turbidity TDS
A 7.0 - 8.0 Weather > 85% Saturation   < 5 < 150
B 6.5-6.9, 8.1-8.5 and   75-84% Sat.   5 - 20 151 - 300
C 6.0-6.4, 8.6-9.0 condition 65-74% Sat.   21 - 50 301 - 500
D 5.5-5.9, 9.1-9.5 dependent 55-64% Sat.   50 - 150 501 -1000
F <5.5, >9.5     < 55%Sat.,<5.0mg/L > 150 > 1000

 

Sample Location Key

(All in Mokelumne River Except Site 8.)

1: Cluff Ave. Near the Solid Waste Transfer Station, 50' above first City of Lodi Storm Drain.

2: Near Casa de Lodi, 50' above City Storm Drain #3

3: Mokelumne River Dr. at Awani, above City Storm Drain #4

4: "Scenic Overlook" Beach, 50' above City Storm Drain #6

5: Willow Glenn Beach, 50' below City Storm Drain #8, 100' above Drain #10.

6: Pig's Lake Beach, 50' below City Storm Drain #10

7: Mokelumne River north of Lodi Lake Gazebo area, 50' above City Storm Drain #11

7A: Lodi Lake, SE End of Lake

8: In Lodi Lake at City Storm Drain #16

9: Mokelumne River, 50' above Woodbridge (WID) Dam