Lodi Citizen's Monitoring - Lodi, California          
February, 2001                  
                   
Weather: Partly cloudy, Approximately 14 oC, 57 oF        
                   
                (TDS)  
        DO Turbidity Water Conduct.  
Test Site Date Time  pH mg/L NTU Temperature uS Remarks
Site #1 1-Feb-01 15:25 7.8 10.93 5.0 9.7 C 49.5 F 40 Weather was sunny
river above storm   GRADE: A A A A   A and clear.
                   
Site #2 1-Feb-01 15:25 7.6 10.45 5.2 10.3 C 50.5 F 40 stormdrain flow a trickle
City stormdrain no.1   GRADE: A A B A   A  
Site #3 1-Feb-01 15:45 7.8 11.97 2 10.3 C 50.5 F 40  
317 Mokelumne   GRADE: A A A A   A  
City stormdrain no.3               240 (B) from storm drain only
Site #4 1-Feb-01 15:45 7.7 11.9 2 10.2 C 50.4 F 40  
River - Awani Dr.     A A A A   A  
Site #5 1-Feb-01 15:45 7.6 11.73 2 10.0 C 50.0 F 40  
1202 Rivergate    GRADE: A A A A   A  
City stormdrain no.5                  
Site #6 1-Feb-01 16:05 7.4 11.54 6.0 10.0 C 50.0 F 50  
1050 N. Lincoln   GRADE: A A B A   A  
City stormdrain no.8,                  
Site #7 1-Feb-01 15:30 7.3 11.6 3.2 9.8 C 49.6 F 40  
Lake Nature Area   GRADE: A A A A   A  
River by stormdrain                  
Site #8 1-Feb-01 16:10 7.9 11.79 na 12.1 C 53.8 F 260 Stormdrain discharge
Lodi Lake at   GRADE: A A   A   B sampled.
City stormdrain no.16                  
Site #9 1-Feb-01 15:45 8.1 14.54 na 9.3 C 48.7 F 40  
River near dam    GRADE: B A   A   A  
NA = Not Analyzed   NR = Not Recorded          
GRADE: pH D.O. Turbidity Temp TDS  
A 7.0 - 8.0 > 85% Saturation < 5 Weather < 150  
B 6.5-6.9, 8.1-8.5 75-84% Sat. 5 - 20 and 151 - 300  
C 6.0-6.4, 8.6-9.0 65-74% Sat. 21 - 50 condition 301 - 500  
D 5.5-5.9, 9.1-9.5 55-64% Sat. 50 - 150 dependent 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