Lodi Citizen's Monitoring - Lodi, California        
October, 2001                  
Weather: Sunny, Clear, Very Slight Breeze, 85 oF (29 oC)    
                (TDS)  
        Water DO Turbidity Conduct.  
Test Site Date Time  pH Temperature mg/L NTU uS Remarks
Site #1 12-Oct-01 16:25 7.4 16.6 C 61.9 F 10.2 2.0 ntu 50 From beach by
River before City   Grade: A A   A A A lagoon 10' off shore
Storm System inlets                  
Site # 2   16:50 7.8 16.2 C 61.2 F 9.92 2.6 ntu 50 Out on plank
River   Grade: A A   A A A nearest river
near Casa de Lodi                  
Site # 3 12-Oct-01 16:00 7.8 17.6 C 63.7 F 8.92 NA 50 10' out from shore
River at   Grade: A A   A   A 50' N/O Picnic Table
Mokelumne River Dr.                  
Site # 4 12-Oct-01 16:34 7.5 18.4 C 65.1 F 8.73 NA 70 2' out from shore
River at "Scenic   Grade: A A   A   A  
Overlook" Awani Dr.                  
Site # 5 12-Oct-01 15:45 7.1 16.7 C 62.1 F 9.7 1.9 ntu 40  
River, Glen Beach   Grade: A A   A A A  
Edgewood Dr.                  
Site # 6 12-Oct-01 16:30 6.6 17.4 C 63.3 F 9.42 2.1 ntu 40  
River, N/O   Grade: B A   A A A  
Pigs Lake                  
Site # 7 12-Oct-01 15:20 7.6 18.1 C 64.6 F 7.6 4.3 ntu 40  
River, near Gazebo   Grade: A A   B A A  
N/O Lodi Lake                  
Site # 8 12-Oct-01 14:05 7.4 19.3 C 66.7 F 7.11 5.6 ntu 100  
in Lodi Lake at   Grade: A A   B B D  
last Storm Drain                  
Site # 9 12-Oct-01 14:57 7.4 18.1 C 64.6 F 8.61 3.0 ntu 40  
River at   Grade: A A   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