Lodi Citizen's Monitoring - Lodi, California

NOVEMBER 2005

 

Weather:

Light Breeze and cloudy, temperature 20C (68 F) (Slight rain earlier.)

date

Water had a little noticible turbidity and some algae and olive-brown color reported.

10/14/2005

Woodbridge Dam level lowered 10/15/05, River level down 8 feet, Lodi Lake drained.

Dissolved

(TDS)

Nitrate,

Water

Oxygen

Turbidity

Conduct.

as mg/L

Test Site

Date

Time

pH

Temperature

mg/L

NTU

uS

Nitrogen

Remarks

Site #1

11-Nov-05

13:20

6.1

16.5 C

61.7 F

6.4

4.6 ntu

30

0

River before City

C

A

C

A

A

A

Storm System inlets

Site # 2

14-Oct-05

13:55

6.3

15.7 C

60.3 F

7.6

4.2 ntu

20

0

River

C

A

B

A

A

A

near Casa de Lodi

Site # 6

NA

River, N/O

Pigs Lake

Site # 7

11-Nov-05

15:10

8.0

18.1 C

64.6 F

9.9

7.2 ntu

40

0.1

Whitish/Brown

River, near Gazebo

A

B

A

B

A

A

powder on bank

N/O Lodi Lake

Site # 8

11-Nov-05

15:20

NA

18.3 C

64.9 F

12.6

1.3 ntu

270

0.1

Very little water, only

Lodi Lake above

A

A

A

B

A

storm system runoff.

last Storm Drain

pH meter problems

Site # 9

11-Nov-05

16:00

NA

15.1 C

59.2 F

9.7

6.1 ntu

30

NA

At the boom above

River at

A

A

B

A

the spillway

WID Dam

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