Lodi Citizen's Monitoring - Lodi, California

JULY 2007

Weather:

Windy, Clear, temperature 28C (82 F)

date

No color or turbidity reported

13-Jul-07

Slow flow, river level up, March 16, 2007 Lodi Lake started filling.

Dissolved

(TDS)

Nitrate,

Water

Oxygen

Turbidity

Conduct.

as mg/L

Test Site

Date

Time

pH

Temperature

mg/L

NTU

uS

Nitrogen

Remarks

Site #1

13-Jul-07

11:45

7.8

18.4 C

65.1 F

8.5

2.1 ntu

35

0

River before City

A

A

A

A

A

A

Storm System inlets

Site # 2

River

near Casa de Lodi

Site # 5

River at

1050 N Lincoln

Site # 7

River, near Gazebo

N/O Lodi Lake

Site # 7A

East end (S/o SD)

Lodi Lake

Site # 8

Lodi Lake

near Storm Drain

Site # 9

13-Jul-07

11:05

7.6

21.8 C

71.2 F

8.2

2.4 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