Figure 4-3.1 S01 Ballona Creek @ Sawtelle Blvd Wet Weather Ratio Plots

DissolvedArsenic

DissolvedCadmium

DissolvedChromium

DissolvedChromium +6

DissolvedCopper

0

0.5

1

1.5

2R

atio to W

QO

2009-10Event13 (10/13/2009)

2009-10Event15 (12/7/2009)

2009-2010 Metals Wet Weather WQO Ratios

for S01 Ballona Creek @ Sawtelle Blvd.

Above WQO

DissolvedLead

DissolvedNickel

DissolvedSilver

DissolvedZinc

0

0.5

1

1.5

2

Ra

tio

to

WQ

O

2009-10Event16 (12/11/2009)

2009-10Event19 (1/17/2010)

Above WQO

Figure 4-3.1 (Continued) S01 Ballona Creek @ Sawtelle Blvd Wet Weather Ratio Plots

Fecal Coliform

0

2

4

6

8

10

50

100

150

Ratio to W

QO

2009-10Event13 (10/13/2009)

2009-10Event15 (12/7/2009)2009-10Event16 (12/11/2009)

2009-10Event19 (1/17/2010)

2009-2010 Wet Weather Fecal Coliform WQO Ratios

for S01 Ballona Creek @ Sawtelle Blvd.

Above WQO

Not an exceedance due to the High Flow Suspension Basin Plan Amendment (LARQCB 2003).

Figure 4-3.1 (Continued) S01 Ballona Creek @ Sawtelle Blvd Wet Weather Ratio Plots

Ammonia DissolvedOxygen

pH

0

0.5

1

1.5

2

Ratio to W

QO

2009-10Event13 (10/13/2009)

2009-10Event15 (12/7/2009)

2009-10Event16 (12/11/2009)

2009-10Event19 (1/17/2010)

2009-2010 Wet Weather WQO Ratios

for S01 Ballona Creek @ Sawtelle Blvd.

Above WQO

pH did not exceed

Figure 4-3.2 S02 Malibu Creek @ Piuma Rd. Wet Weather Ratio Plots

DissolvedArsenic

DissolvedCadmium

DissolvedChromium

DissolvedChromium +6

DissolvedCopper

0

0.5

1

1.5

2R

atio to W

QO

2009-10Event13 (10/13/2009)

2009-10Event15 (12/7/2009)

2009-2010 Metals Wet Weather WQO Ratios

for S02 Malibu Creek @ Piuma Rd.

Above WQO

DissolvedLead

DissolvedNickel

DissolvedSilver

DissolvedZinc

0

0.5

1

1.5

2

Ra

tio

to

WQ

O

2009-10Event16 (12/11/2009)

2009-10Event19 (1/17/2010)

Above WQO

Figure 4-3.2 (Continued) S02 Malibu Creek @ Piuma Rd. Wet Weather Ratio Plots

Fecal Coliform

0

2

4

6

8

10

12

14

16

100

150

200

250

Ratio to W

QO

2009-10Event13 (10/13/2009)

2009-10Event15 (12/7/2009)

2009-10Event16 (12/11/2009)

2009-10Event19 (1/17/2010)

2009-2010 Wet Weather Fecal Coliform WQO Ratios

for S02 Malibu Creek @ Piuma Rd.

Above WQO

Figure 4-3.2 (Continued) S02 Malibu Creek @ Piuma Rd. Wet Weather Ratio Plots

Ammonia DissolvedOxygen

pH

0

0.5

1

1.5

2

Ratio to W

QO

2009-10Event13 (10/13/2009)

2009-10Event15 (12/7/2009)

2009-10Event16 (12/11/2009)

2009-10Event19 (1/17/2010)

2009-2010 Wet Weather WQO Ratios

for S02 Malibu Creek @ Piuma Rd.

Above WQO

pH did not exceed

Figure 4-3.2 (Continued) S02 Malibu Creek @ Piuma Rd. Wet Weather Ratio Plots

Chloride Sulfate TotalDissolvedSolids

0

0.5

1

1.5

2

Ratio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

2009-2010 Wet Weather WQO Ratios

for S02 Malibu Creek @ Piuma Rd.

Above WQO

Figure 4-3.3 S10 Los Angeles River @ Wardlow Wet Weather Ratio Plots

DissolvedArsenic

DissolvedCadmium

DissolvedChromium

DissolvedChromium +6

DissolvedCopper

0

0.5

1

1.5

2R

atio to W

QO

2009-10Event13 (10/13/2009)

2009-10Event15 (12/7/2009)

2009-2010 Metals Wet Weather WQO Ratios

for S10 Los Angeles River @ Wardlow

Above WQO

DissolvedLead

DissolvedNickel

DissolvedSilver

DissolvedZinc

0

0.5

1

1.5

2

Ra

tio

to

WQ

O

2009-10Event16 (12/11/2009)

2009-10Event19 (1/17/2010)

Above WQO

Figure 4-3.3 (Continued) S10 Los Angeles River @ Wardlow Wet Weather Ratio Plots

Fecal Coliform

0

1

2

3

4

5

5001000150020002500

Ratio to W

QO

2009-10Event13 (10/13/2009)

2009-10Event15 (12/7/2009)

2009-10Event16 (12/11/2009)

2009-10Event19 (1/17/2010)

2009-2010 Wet Weather Fecal Coliform WQO Ratios

for S10 Los Angeles River @ Wardlow

Above WQO

Not an exceedance due to the High Flow Suspension Basin Plan Amendment (LARQCB 2003).

Figure 4-3.3 (Continued) S10 Los Angeles River @ Wardlow Wet Weather Ratio Plots

Ammonia DissolvedOxygen

pH

0

0.5

1

1.5

2R

atio to W

QO

2009-10Event13 (10/13/2009)

2009-10Event15 (12/7/2009)

2009-10Event16 (12/11/2009)

2009-10Event19 (1/17/2010)

2009-2010 Wet Weather WQO Ratios

for S10 Los Angeles River @ Wardlow

Above WQO

pH did not exceed

Figure 4-3.3 (Continued) S10 Los Angeles River @ Wardlow Wet Weather Ratio Plots

Chloride Sulfate TotalDissolvedSolids

0

0.5

1

1.5

2

Ratio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

2009-2010 Wet Weather WQO Ratios

for S10 Los Angeles River @ Wardlow

Above WQO

Figure 4-3.4 S13 Coyote Creek @ Spring St Wet Weather Ratio Plots

DissolvedArsenic

DissolvedCadmium

DissolvedChromium

DissolvedChromium +6

DissolvedCopper

0

0.5

1

1.5

2R

atio to W

QO

2009-10Event13 (10/13/2009)

2009-10Event15 (12/7/2009)

2009-2010 Metals Wet Weather WQO Ratios

for S13 Coyote Creek @ Spring St.

Above WQO

DissolvedLead

DissolvedNickel

DissolvedSilver

DissolvedZinc

0

0.5

1

1.5

2

Ra

tio

to

WQ

O

2009-10Event16 (12/11/2009)

2009-10Event19 (1/17/2010)

Above WQO

Figure 4-3.4 (Continued) S13 Coyote Creek @ Spring St Wet Weather Ratio Plots

Fecal Coliform

0

1

2

3

4

5

6

7

8

9

10

10002000300040005000

Ratio to W

QO

2009-10Event13 (10/13/2009)

2009-10Event15 (12/7/2009)2009-10Event16 (12/11/2009)

2009-10Event19 (1/17/2010)

2009-2010 Wet Weather Fecal Coliform WQO Ratios

for S13 Coyote Creek @ Spring St

Above WQO

Not an exceedance due to the High Flow Suspension Basin Plan Amendment (LARQCB 2003).

Figure 4-3.4 (Continued) S13 Coyote Creek @ Spring St Wet Weather Ratio Plots

Ammonia DissolvedOxygen

pH

0

0.5

1

1.5

2

Ratio to W

QO

2009-10Event13 (10/13/2009)

2009-10Event15 (12/7/2009)

2009-10Event16 (12/11/2009)

2009-10Event19 (1/17/2010)

2009-2010 Wet Weather WQO Ratios

for S13 Coyote Creek @ Spring St.

Above WQO

pH did not exceed

Figure 4-3.5 S14 San Gabriel River Wet Weather Ratio Plots

DissolvedArsenic

DissolvedCadmium

DissolvedChromium

DissolvedChromium +6

DissolvedCopper

0

0.5

1

1.5

2R

atio to W

QO

2009-10Event13 (10/13/2009)

2009-10Event15 (12/7/2009)

2009-2010 Metals Wet Weather WQO Ratios

for S14 San Gabriel River @ SGR Pkway

Above WQO

DissolvedLead

DissolvedNickel

DissolvedSilver

DissolvedZinc

0

0.5

1

1.5

2

Ra

tio

to

WQ

O

2009-10Event16 (12/11/2009)

2009-10Event19 (1/17/2010)

Above WQO

Figure 4-3.5 (Continued) S14 San Gabriel River Wet Weather Ratio Plots

Fecal Coliform

0

1

2

3

4

5

6

7

8

9

10

5000

10000

15000

Ratio to W

QO

2009-10Event13 (10/13/2009)

2009-10Event15 (12/7/2009)

2009-10Event16 (12/11/2009)

2009-10Event19 (1/17/2010)

2009-2010 Wet Weather Fecal Coliform WQO Ratios

for S14 San Gabriel River @ SGR Pkway

Above WQO

Not an exceedance due to the High Flow Suspension Basin Plan Amendment (LARQCB 2003).

Figure 4-3.5 (Continued) S14 San Gabriel River Wet Weather Ratio Plots

Ammonia DissolvedOxygen

pH

0

0.5

1

1.5

2

Ratio to W

QO

2009-10Event13 (10/13/2009)

2009-10Event15 (12/7/2009)

2009-10Event16 (12/11/2009)

2009-10Event19 (1/17/2010)

2009-2010 Wet Weather WQO Ratios

for S14 San Gabriel River @ SGR Pkway

Above WQO

pH did not exceed

Figure 4-3.5 (Continued) S14 San Gabriel River Wet Weather Ratio Plots

Chloride Sulfate TotalDissolvedSolids

0

0.5

1

1.5

2

Ratio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

2009-2010 Wet Weather WQO Ratios

for S14 San Gabriel River @ SGR Pkway

Above WQO

Figure 4-3.6 S28 Dominguez Channel @ Artesia Blvd Wet Weather Ratio Plots

DissolvedArsenic

DissolvedCadmium

DissolvedChromium

DissolvedChromium +6

DissolvedCopper

0

0.5

1

1.5

2

2.5

3

3.5R

atio to W

QO

2009-10Event13 (10/13/2009)

2009-10Event15 (12/7/2009)

2009-2010 Metals Wet Weather WQO Ratios

for S28 Dominguez Channel @ Artesia Blvd.

Above WQO

DissolvedLead

DissolvedNickel

DissolvedSilver

DissolvedZinc

0

0.5

1

1.5

2

2.5

3

3.5

Ra

tio

to

WQ

O

2009-10Event16 (12/11/2009)

2009-10Event19 (1/17/2010)

Above WQO

Figure 4-3.6 (Continued) S28 Dominguez Channel @ Artesia Blvd Wet Weather Ratio

Plots

Fecal Coliform

0

5

10

15

20

25

30

35

40

45

50

55

60

65

70

75

80

Ratio to W

QO

2009-10Event13 (10/13/2009)

2009-10Event15 (12/7/2009)2009-10Event16 (12/11/2009)

2009-10Event19 (1/17/2010)

2009-2010 Wet Weather Fecal Coliform WQO Ratios

for S28 Dominguez Channel @ Artesia Blvd

Above WQO

Not an exceedance due to the High Flow Suspension Basin Plan Amendment (LARQCB 2003).

Figure 4-3.6 (Continued) S28 Dominguez Channel @ Artesia Blvd Wet Weather Ratio

Plots

Ammonia DissolvedOxygen

pH

0

0.5

1

1.5

2

Ratio to W

QO

2009-10Event13 (10/13/2009)

2009-10Event15 (12/7/2009)

2009-10Event16 (12/11/2009)

2009-10Event19 (1/17/2010)

2009-2010 Wet Weather WQO Ratios

for S28 Dominguez Channel @ Artesia Blvd.

Above WQO

pH did not exceed

Figure 4-3.7 S29 Santa Clara River Wet Weather Ratio Plots

DissolvedArsenic

DissolvedCadmium

DissolvedChromium

DissolvedChromium +6

DissolvedCopper

0

0.5

1

1.5

2R

atio to W

QO

2009-10Event13 (10/13/2009)

2009-10Event15 (12/7/2009)

2009-2010 Metals Wet Weather WQO Ratios

for S29 Santa Clara River

Above WQO

DissolvedLead

DissolvedNickel

DissolvedSilver

DissolvedZinc

0

0.5

1

1.5

2

Ra

tio

to

WQ

O

2009-10Event16 (12/11/2009)

2009-10Event19 (1/17/2010)

Above WQO

Figure 4-3.7 (Continued) S29 Santa Clara River Wet Weather Ratio Plots

Fecal Coliform

0

10

20

30

40

50

60

70

80

300

400

Ratio to W

QO

2009-10Event13 (10/13/2009)

2009-10Event15 (12/7/2009)

2009-10Event16 (12/11/2009)

2009-10Event19 (1/17/2010)

2009-2010 Wet Weather Fecal Coliform WQO Ratios

for S29 Santa Clara River

Above WQO

Figure 4-3.7 (Continued) S29 Santa Clara River Wet Weather Ratio Plots

Ammonia DissolvedOxygen

pH

0

0.5

1

1.5

2

Ratio to W

QO

2009-10Event13 (10/13/2009)

2009-10Event15 (12/7/2009)

2009-10Event16 (12/11/2009)

2009-10Event19 (1/17/2010)

2009-2010 Wet Weather WQO Ratios

for S29 Santa Clara River

Above WQO

pH did not exceed

Figure 4-3.7 (Continued) Santa Clara River Wet Weather Ratio Plots

Chloride Sulfate TotalDissolvedSolids

0

0.5

1

1.5

2R

atio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

2009-2010 Wet Weather WQO Ratios

for S29 Santa Clara River

Above WQO

Figure 4-4.1 TS19 Project No 1232 Wet Weather Ratio Plots

DissolvedArsenic

DissolvedCadmium

DissolvedChromium

DissolvedChromium +6

DissolvedCopper

0

0.5

1

1.5

2R

atio to W

QO

2009-10Event13 (10/13/2009)

2009-10Event15 (12/7/2009)

2009-10Event16 (12/11/2009)

2009-2010 Metals Wet Weather WQO Ratios

for TS19 Project No. 1232

Above WQO

DissolvedLead

DissolvedNickel

DissolvedSilver

DissolvedZinc

0

0.5

1

1.5

2

Ra

tio

to W

QO

2009-10Event19 (1/17/2010)

2009-10Event21 (2/5/2010)

Above WQO

Figure 4-4.1 (Continued) TS19 Project No 1232 Wet Weather Ratio Plots

Fecal Coliform

0

10

20

30

40

50

60

70

80200

250

300

Ratio to W

QO

2009-10Event13 (10/13/2009)

2009-10Event15 (12/7/2009)

2009-10Event16 (12/11/2009)

2009-10Event19 (1/17/2010)

2009-10Event21 (2/5/2010)

2009-2010 Wet Weather Fecal Coliform WQO Ratios

for TS19 Project No. 1232

Above WQO

Not an exceedance due to the High Flow Suspension Basin Plan Amendment (LARQCB 2003).

Figure 4-4.1 (Continued) TS19 Project No 1232 Wet Weather Ratio Plots

Ammonia DissolvedOxygen

pH

0

0.5

1

1.5

2R

atio to

WQ

O

2009-10Event13 (10/13/2009)

2009-10Event15 (12/7/2009)

2009-10Event16 (12/11/2009)

2009-10Event19 (1/17/2010)

2009-10Event21 (2/5/2010)

2009-2010 Wet Weather WQO Ratios

for TS19 Project No. 1232

Above WQO

pH did not exceed

Figure 4-4.2 TS20 PD 669 Wet Weather Ratio Plots

DissolvedArsenic

DissolvedCadmium

DissolvedChromium

DissolvedChromium +6

DissolvedCopper

0

0.5

1

1.5

2R

atio to W

QO

2009-10Event13 (10/13/2009)

2009-10Event15 (12/7/2009)

2009-10Event16 (12/11/2009)

2009-2010 Metals Wet Weather WQO Ratios

for TS20 PD 669

Above WQO

DissolvedLead

DissolvedNickel

DissolvedSilver

DissolvedZinc

0

0.5

1

1.5

2

Ra

tio

to W

QO

2009-10Event19 (1/17/2010)

2009-10Event21 (2/5/2010)

Above WQO

Figure 4-4.2 (Continued) TS20 PD 669 Wet Weather Ratio Plots

Fecal Coliform

0

5

10

15

20

25

3060

70

80

90

Ratio to W

QO

2009-10Event13 (10/13/2009)

2009-10Event15 (12/7/2009)

2009-10Event16 (12/11/2009)

2009-10Event19 (1/17/2010)

2009-10Event21 (2/5/2010)

2009-2010 Wet Weather Fecal Coliform WQO Ratios

for TS20 PD 669

Above WQO

Not an exceedance due to the High Flow Suspension Basin Plan Amendment (LARQCB 2003).

Figure 4-4.2 (Continued) TS20 PD 669 Wet Weather Ratio Plots

Ammonia DissolvedOxygen

pH

0

0.5

1

1.5

2

Ratio to W

QO

2009-10Event13 (10/13/2009)

2009-10Event15 (12/7/2009)

2009-10Event16 (12/11/2009)

2009-10Event19 (1/17/2010)

2009-10Event21 (2/5/2010)

2009-2010 Wet Weather WQO Ratios

for TS20 PD 669

Above WQO

pH did not exceed

Figure 4-4.3 TS21 Project Nos 5246&74 Wet Weather Ratio Plots

DissolvedArsenic

DissolvedCadmium

DissolvedChromium

DissolvedChromium +6

DissolvedCopper

0

0.5

1

1.5

2

2.5

3R

atio to W

QO

2009-10Event13 (10/13/2009)

2009-10Event15 (12/7/2009)

2009-10Event16 (12/11/2009)

2009-2010 Metals Wet Weather WQO Ratios

for TS21 Project Nos. 5246 & 74

Above WQO

DissolvedLead

DissolvedNickel

DissolvedSilver

DissolvedZinc

0

0.5

1

1.5

2

2.5

3

Ra

tio

to W

QO

2009-10Event19 (1/17/2010)

2009-10Event21 (2/5/2010)

Above WQO

Figure 4-4.3 (Continued) TS21 Project Nos 5246&74 Wet Weather Ratio Plots

Fecal Coliform

0

5

10

15

20

25

30

35

4060

70

80

90

Ratio to W

QO

2009-10Event13 (10/13/2009)

2009-10Event15 (12/7/2009)

2009-10Event16 (12/11/2009)

2009-10Event19 (1/17/2010)

2009-10Event21 (2/5/2010)

2009-2010 Wet Weather Fecal Coliform WQO Ratios

for TS21 Project Nos. 5246 & 74

Above WQO

Not an exceedance due to the High Flow Suspension Basin Plan Amendment (LARQCB 2003).

Figure 4-4.3 (Continued) TS21 Project Nos 5246&74 Wet Weather Ratio Plots

Ammonia DissolvedOxygen

pH

0

0.5

1

1.5

2

Ratio to W

QO

2009-10Event13 (10/13/2009)

2009-10Event15 (12/7/2009)

2009-10Event16 (12/11/2009)

2009-10Event19 (1/17/2010)

2009-10Event21 (2/5/2010)

2009-2010 Wet Weather WQO Ratios

for TS21 Project Nos. 5246 & 74

Above WQO

pH did not exceed

Figure 4-4.4 TS22 PD21- Hollypark Drain Wet Weather Ratio Plots

DissolvedArsenic

DissolvedCadmium

DissolvedChromium

DissolvedChromium +6

DissolvedCopper

0

0.5

1

1.5

2R

atio to W

QO

2009-10Event13 (10/13/2009)

2009-10Event15 (12/7/2009)

2009-10Event16 (12/11/2009)

2009-2010 Metals Wet Weather WQO Ratios

for TS22 PD 21-Hollypark Drain

Above WQO

DissolvedLead

DissolvedNickel

DissolvedSilver

DissolvedZinc

0

0.5

1

1.5

2

Ra

tio

to W

QO

2009-10Event19 (1/17/2010)

2009-10Event21 (2/5/2010)

Above WQO

Figure 4-4.4 (Continued) TS22 PD21- Hollypark Drain Wet Weather Ratio Plots

Fecal Coliform

0

5

10

15

20

25

30

60

70

80

Ratio to W

QO

2009-10Event13 (10/13/2009)

2009-10Event15 (12/7/2009)

2009-10Event16 (12/11/2009)

2009-10Event19 (1/17/2010)

2009-10Event21 (2/5/2010)

2009-2010 Wet Weather Fecal Coliform WQO Ratios

for TS22 PD 21-Hollypark Drain

Above WQO

Not an exceedance due to the High Flow Suspension Basin Plan Amendment (LARQCB 2003).

Figure 4-4.4 (Continued) TS22 PD21- Hollypark Drain Wet Weather Ratio Plots

Ammonia DissolvedOxygen

pH

0

0.5

1

1.5

2

Ratio to W

QO

2009-10Event13 (10/13/2009)

2009-10Event15 (12/7/2009)

2009-10Event16 (12/11/2009)

2009-10Event19 (1/17/2010)

2009-10Event21 (2/5/2010)

2009-2010 Wet Weather WQO Ratios

for TS22 PD 21-Hollypark Drain

Above WQO

pH did not exceed

Figure 4-4.5 TS23 D.D.I. 8 Wet Weather Ratio Plots

DissolvedArsenic

DissolvedCadmium

DissolvedChromium

DissolvedChromium +6

DissolvedCopper

0

0.5

1

1.5

2

2.5

3

3.5

4

4.5

5

5.5

6R

atio to W

QO

2009-10Event13 (10/13/2009)

2009-10Event15 (12/7/2009)

2009-10Event16 (12/11/2009)

2009-2010 Metals Wet Weather WQO Ratios

for TS23 D.D.I. 8

Above WQO

DissolvedLead

DissolvedNickel

DissolvedSilver

DissolvedZinc

0

0.5

1

1.5

2

2.5

3

3.5

4

4.5

5

5.5

6

Ra

tio

to W

QO

2009-10Event19 (1/17/2010)

2009-10Event21 (2/5/2010)

Above WQO

Figure 4-4.5 (Continued) TS23 D.D.I. 8 Wet Weather Ratio Plots

Fecal Coliform

0

5

10

15

20

25

40

50

60

Ratio to W

QO

2009-10Event13 (10/13/2009)

2009-10Event15 (12/7/2009)

2009-10Event16 (12/11/2009)

2009-10Event19 (1/17/2010)

2009-10Event21 (2/5/2010)

2009-2010 Wet Weather Fecal Coliform WQO Ratios

for TS23 D.D.I. 8

Above WQO

Not an exceedance due to the High Flow Suspension Basin Plan Amendment (LARQCB 2003).

Figure 4-4.5 (Continued) TS23 D.D.I. 8 Wet Weather Ratio Plots

Ammonia DissolvedOxygen

pH

0

0.5

1

1.5

2

Ratio to W

QO

2009-10Event13 (10/13/2009)

2009-10Event15 (12/7/2009)

2009-10Event16 (12/11/2009)

2009-10Event19 (1/17/2010)

2009-10Event21 (2/5/2010)

2009-2010 Wet Weather WQO Ratios

for TS23 D.D.I. 8

Above WQO

pH did not exceed

Figure 4-4.6 TS24 Dominguez Channel @116th St (LU S23) Wet Weather Ratio Plots

DissolvedArsenic

DissolvedCadmium

DissolvedChromium

DissolvedChromium +6

DissolvedCopper

0

0.5

1

1.5

2

2.5

3

3.5

4

4.5

5

5.5

6

6.5

7

7.5

8R

atio to W

QO

2009-10Event13 (10/13/2009)

2009-10Event15 (12/7/2009)

2009-10Event16 (12/11/2009)

2009-2010 Metals Wet Weather WQO Ratios

for TS24 Dominguez Channel @ 116th St (LU S23)

Above WQO

DissolvedLead

DissolvedNickel

DissolvedSilver

DissolvedZinc

0

0.5

1

1.5

2

2.5

3

3.5

4

4.5

5

5.5

6

6.5

7

7.5

8

Ra

tio

to W

QO

2009-10Event19 (1/17/2010)

2009-10Event21 (2/5/2010)

Above WQO

Figure 4-4.6 (Continued) TS24 Dominguez Channel @116th St (LU S23) Wet Weather

Ratio Plots

Fecal Coliform

0

5

10

15

20

25

60

70

80

Ratio to W

QO

2009-10Event13 (10/13/2009)

2009-10Event15 (12/7/2009)

2009-10Event16 (12/11/2009)

2009-10Event19 (1/17/2010)

2009-10Event21 (2/5/2010)

2009-2010 Wet Weather Fecal Coliform WQO Ratios

for TS24 Dominguez Channel @ 116th St (LU S23)

Above WQO

Not an exceedance due to the High Flow Suspension Basin Plan Amendment (LARQCB 2003).

Figure 4-4.6 (Continued) TS24 Dominguez Channel @116th St (LU S23) Wet Weather

Ratio Plots

Ammonia DissolvedOxygen

pH

0

0.5

1

1.5

2

Ratio to W

QO

2009-10Event13 (10/13/2009)

2009-10Event15 (12/7/2009)

2009-10Event16 (12/11/2009)

2009-10Event19 (1/17/2010)

2009-10Event21 (2/5/2010)

2009-2010 Wet Weather WQO Ratios

for TS24 Dominguez Channel @ 116th St (LU S23)

Above WQO

ph did not exceed

Figure 4-5.1 S01 Ballona Creek @ Sawtelle Blvd Dry Weather Ratio Plots

DissolvedArsenic

DissolvedCadmium

DissolvedChromium

DissolvedChromium +6

DissolvedCopper

0

0.5

1

1.5

2R

atio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-2010 Metals Dry Weather WQO Ratios

for S01 Ballona Creek @ Sawtelle Blvd.

Above WQO

DissolvedLead

DissolvedNickel

DissolvedSilver

DissolvedZinc

0

0.5

1

1.5

2

Ra

tio

to

WQ

O

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

Above WQO

Figure 4-5.1 (Continued) S01 Ballona Creek @ Sawtelle Blvd Dry Weather Ratio Plots

Fecal Coliform

0

0.5

1

1.5

2

Ratio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

2009-2010 Dry Weather Fecal Coliform WQO Ratios

for S01 Ballona Creek @ Sawtelle Blvd.

Above WQO

Figure 4-5.1 (Continued) S01 Ballona Creek @ Sawtelle Blvd Dry Weather Ratio Plots

Ammonia DissolvedOxygen

pH

0

0.5

1

1.5

2

Ratio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

2009-2010 Dry Weather WQO Ratios

for S01 Ballona Creek @ Sawtelle Blvd.

Above WQO

pH did not exceed

Figure 4-5.2 S02 Malibu Creek @ Piuma Rd. Dry Weather Ratio Plots

DissolvedArsenic

DissolvedCadmium

DissolvedChromium

DissolvedChromium +6

DissolvedCopper

0

0.5

1

1.5

2R

atio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-2010 Metals Dry Weather WQO Ratios

for S02 Malibu Creek @ Piuma Rd.

Above WQO

DissolvedLead

DissolvedNickel

DissolvedSilver

DissolvedZinc

0

0.5

1

1.5

2

Ra

tio

to

WQ

O

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

Above WQO

Figure 4-5.2 (Continued) S02 Malibu Creek @ Piuma Rd. Dry Weather Ratio Plots

Fecal Coliform

0

0.5

1

1.5

2

Ratio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

2009-2010 Dry Weather Fecal Coliform WQO Ratios

for S02 Malibu Creek @ Piuma Rd.

Above WQO

Figure 4-5.2 (Continued) S02 Malibu Creek @ Piuma Rd. Dry Weather Ratio Plots

Ammonia DissolvedOxygen

pH

0

0.5

1

1.5

2

Ratio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

2009-2010 Dry Weather WQO Ratios

for S02 Malibu Creek @ Piuma Rd.

Above WQO

pH did not exceed

Figure 4-5.2 (Continued) S02 Malibu Creek @ Piuma Rd. Dry Weather Ratio Plots

Chloride Sulfate TotalDissolvedSolids

0

0.5

1

1.5

2

Ratio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

2009-2010 Dry Weather WQO Ratios

for S02 Malibu Creek @ Piuma Rd.

Above WQO

Figure 4-5.3 S10 Los Angeles River @ Wardlow Dry Weather Ratio Plots

DissolvedArsenic

DissolvedCadmium

DissolvedChromium

DissolvedChromium +6

DissolvedCopper

0

0.5

1

1.5

2R

atio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-2010 Metals Dry Weather WQO Ratios

for S10 Los Angeles River @ Wardlow

Above WQO

DissolvedLead

DissolvedNickel

DissolvedSilver

DissolvedZinc

0

0.5

1

1.5

2

Ra

tio

to

WQ

O

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

Above WQO

Figure 4-5.3 (Continued) S10 Los Angeles River @ Wardlow Dry Weather Ratio Plots

Fecal Coliform

0

0.5

1

1.5

2

Ratio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

2009-2010 Dry Weather Fecal Coliform WQO Ratios

for S10 Los Angeles River @ Wardlow

Above WQO

Figure 4-5.3 (Continued) S10 Los Angeles River @ Wardlow Dry Weather Ratio Plots

Ammonia DissolvedOxygen

pH

0

0.5

1

1.5

2

Ratio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

2009-2010 Dry Weather WQO Ratios

for S10 Los Angeles River @ Wardlow

Above WQO

pH did not exceed

Figure 4-5.3 (Continued) S10 Los Angeles River @ Wardlow Dry Weather Ratio Plots

Chloride Sulfate TotalDissolvedSolids

0

0.5

1

1.5

2

Ratio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

2009-2010 Dry Weather WQO Ratios

for S10 Los Angeles River @ Wardlow

Above WQO

Figure 4-5.4 S13 Coyote Creek @ Spring St Dry Weather Ratio Plots

DissolvedArsenic

DissolvedCadmium

DissolvedChromium

DissolvedChromium +6

DissolvedCopper

0

0.5

1

1.5

2R

atio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-2010 Metals Dry Weather WQO Ratios

for S13 Coyote Creek @ Spring St.

Above WQO

DissolvedLead

DissolvedNickel

DissolvedSilver

DissolvedZinc

0

0.5

1

1.5

2

Ra

tio

to

WQ

O

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

Above WQO

Figure 4-5.4 (Continued) S13 Coyote Creek @ Spring St Dry Weather Ratio Plots

Fecal Coliform

0

5

10

15

20

25

Ratio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

2009-2010 Dry Weather Fecal Coliform WQO Ratios

for S13 Coyote Creek @ Spring St

Above WQO

Figure 4-5.4 (Continued) S13 Coyote Creek @ Spring St Dry Weather Ratio Plots

Ammonia DissolvedOxygen

pH

0

0.5

1

1.5

2

Ratio

to

WQ

O

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

2009-2010 Dry Weather WQO Ratios

for S13 Coyote Creek @ Spring St.

Above WQO

pH did not exceed

Figure 4-5.5 S14 San Gabriel River Dry Weather Ratio Plots

DissolvedArsenic

DissolvedCadmium

DissolvedChromium

DissolvedChromium +6

DissolvedCopper

0

0.5

1

1.5

2R

atio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-2010 Metals Dry Weather WQO Ratios

for S14 San Gabriel River @ SGR Pkway

Above WQO

DissolvedLead

DissolvedNickel

DissolvedSilver

DissolvedZinc

0

0.5

1

1.5

2

Ra

tio

to

WQ

O

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

Above WQO

Figure 4-5.5 (Continued) S14 San Gabriel River Dry Weather Ratio Plots

Fecal Coliform

0

0.5

1

1.5

2

2.5

3

Ratio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

2009-2010 Dry Weather Fecal Coliform WQO Ratios

for S14 San Gabriel River @ SGR Pkway

Above WQO

Figure 4-5.5 (Continued) S14 San Gabriel River Dry Weather Ratio Plots

Ammonia DissolvedOxygen

pH

0

0.5

1

1.5

2

Ratio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

2009-2010 Dry Weather WQO Ratios

for S14 San Gabriel River @ SGR Pkway

Above WQO

pH did not exceed

Figure 4-5.5 (Continued) S14 San Gabriel River Dry Weather Ratio Plots

Chloride Sulfate TotalDissolvedSolids

0

0.5

1

1.5

2

Ratio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

2009-2010 Dry Weather WQO Ratios

for S14 San Gabriel River @ SGR Pkway

Above WQO

Figure 4-5.6 S28 Dominguez Channel @ Artesia Blvd Dry Weather Ratio Plots

DissolvedArsenic

DissolvedCadmium

DissolvedChromium

DissolvedChromium +6

DissolvedCopper

0

0.5

1

1.5

2R

atio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-2010 Metals Dry Weather WQO Ratios

for S28 Dominguez Channel @ Artesia Blvd.

Above WQO

DissolvedLead

DissolvedNickel

DissolvedSilver

DissolvedZinc

0

0.5

1

1.5

2

Ra

tio

to

WQ

O

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

Above WQO

Figure 4-5.6 (Continued) S28 Dominguez Channel @ Artesia Blvd Dry Weather Ratio Plots

Fecal Coliform

0

1

2

3

4

Ratio t

o W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

2009-2010 Dry Weather Fecal Coliform WQO Ratios

for S28 Dominguez Channel @ Artesia Blvd

Above WQO

Figure 4-5.6 (Continued) S28 Dominguez Channel @ Artesia Blvd Dry Weather Ratio Plots

Ammonia DissolvedOxygen

pH

0

0.5

1

1.5

2

Ratio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

2009-2010 Dry Weather WQO Ratios

for S28 Dominguez Channel @ Artesia Blvd.

Above WQO

pH did not exceed

Figure 4-5.7 S29 Santa Clara River Dry Weather Ratio Plots

DissolvedArsenic

DissolvedCadmium

DissolvedChromium

DissolvedChromium +6

DissolvedCopper

0

0.5

1

1.5

2R

atio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-2010 Metals Dry Weather WQO Ratios

for S29 Santa Clara River

Above WQO

DissolvedLead

DissolvedNickel

DissolvedSilver

DissolvedZinc

0

0.5

1

1.5

2

Ra

tio

to

WQ

O

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

Above WQO

Figure 4-5.7 (Continued) S29 Santa Clara River Dry Weather Ratio Plots

Fecal Coliform

0

1

2

3

4

5

6

7

8

Ratio t

o W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

2009-2010 Dry Weather Fecal Coliform WQO Ratios

for S29 Santa Clara River

Above WQO

Figure 4-5.7 (Continued) S29 Santa Clara River Dry Weather Ratio Plots

Ammonia DissolvedOxygen

pH

0

0.5

1

1.5

2

Ratio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

2009-2010 Dry Weather WQO Ratios

for S29 Santa Clara River

Above WQO

pH did not exceed

Figure 4-5.7 (Continued) S29 Santa Clara River Dry Weather Ratio Plots

Chloride Sulfate TotalDissolvedSolids

0

0.5

1

1.5

2

Ratio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

2009-2010 Dry Weather WQO Ratios

for S29 Santa Clara River

Above WQO

Figure 4-6.1 TS19 Project No 1232 Dry Weather Ratio Plots

DissolvedArsenic

DissolvedCadmium

DissolvedChromium

DissolvedChromium +6

DissolvedCopper

0

0.5

1

1.5

2R

atio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-2010 Metals Dry Weather WQO Ratios

for TS19 Project No. 1232

Above WQO

DissolvedLead

DissolvedNickel

DissolvedSilver

DissolvedZinc

0

0.5

1

1.5

2

Ra

tio

to

WQ

O

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

Above WQO

Figure 4-6.1 (Continued) TS19 Project No 1232 Dry Weather Ratio Plots

Fecal Coliform

0

1

2200

250

300

Ratio to

WQ

O

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

2009-2010 Dry Weather Fecal Coliform WQO Ratios

for TS19 Project No. 1232

Above WQO

Figure 4-6.1 (Continued) TS19 Project No 1232 Dry Weather Ratio Plots

Ammonia DissolvedOxygen

pH

0

0.5

1

1.5

2

Ratio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

2009-2010 Dry Weather WQO Ratios

for TS19 Project No. 1232

Above WQO

pH did not exceed

Figure 4-6.2 TS20 PD 669 Dry Weather Ratio Plots

DissolvedArsenic

DissolvedCadmium

DissolvedChromium

DissolvedChromium +6

DissolvedCopper

0

0.5

1

1.5

2R

atio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-2010 Metals Dry Weather WQO Ratios

for TS20 PD 669

Above WQO

DissolvedLead

DissolvedNickel

DissolvedSilver

DissolvedZinc

0

1

2

0.5

1.5

Ra

tio

to

WQ

O

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

Above WQO

Figure 4-6.2 (Continued) TS20 PD 669 Dry Weather Ratio Plots

Fecal Coliform

0

0.5

1

1.5

2

2.5

3

3.5

4

4.5

5

5.5

6

6.5

7

Ratio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

2009-2010 Dry Weather Fecal Coliform WQO Ratios

for TS20 PD 669

Above WQO

Figure 4-6.2 (Continued) TS20 PD 669 Dry Weather Ratio Plots

Ammonia DissolvedOxygen

pH

0

0.5

1

1.5

2

Ratio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

2009-2010 Dry Weather WQO Ratios

for TS20 PD 669

Above WQO

pH did not exceed

Figure 4-6.3 TS21 Project Nos 5246&74 Dry Weather Ratio Plots

DissolvedArsenic

DissolvedCadmium

DissolvedChromium

DissolvedChromium +6

DissolvedCopper

0

0.5

1

1.5

2R

atio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-2010 Metals Dry Weather WQO Ratios

for TS21 Project Nos. 5246 & 74

Above WQO

DissolvedLead

DissolvedNickel

DissolvedSilver

DissolvedZinc

0

0.5

1

1.5

2

Ra

tio

to

WQ

O

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

Above WQO

Figure 4-6.3 (Continued) TS21 Project Nos 5246&74 Dry Weather Ratio Plots

Fecal Coliform

0

0.5

1

1.5

2

Ratio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

2009-2010 Dry Weather Fecal Coliform WQO Ratios

for TS21 Project Nos. 5246 & 74

Above WQO

Figure 4-6.3 (Continued) TS21 Project Nos 5246&74 Dry Weather Ratio Plots

Ammonia DissolvedOxygen

pH

0

0.5

1

1.5

2

Ratio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

2009-2010 Dry Weather WQO Ratios

for TS21 Project Nos. 5246 & 74

Above WQO

ph did not exceed

Figure 4-6.4 TS22 PD21- Hollypark Drain Dry Weather Ratio Plots

DissolvedArsenic

DissolvedCadmium

DissolvedChromium

DissolvedChromium +6

DissolvedCopper

0

0.5

1

1.5

2R

atio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-2010 Metals Dry Weather WQO Ratios

for TS21 Project Nos. 5246 & 74

Above WQO

DissolvedLead

DissolvedNickel

DissolvedSilver

DissolvedZinc

0

0.5

1

1.5

2

Ra

tio

to

WQ

O

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

Above WQO

Figure 4-6.4 (Continued) TS22 PD21- Hollypark Drain Dry Weather Ratio Plots

Fecal Coliform

0

0.5

1

1.5

2

Ratio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

2009-2010 Dry Weather Fecal Coliform WQO Ratios

for TS22 PD 21-Hollypark Drain

Above WQO

Figure 4-6.4 (Continued) TS22 PD21- Hollypark Drain Dry Weather Ratio Plots

Ammonia DissolvedOxygen

pH

0

0.5

1

1.5

2

Ratio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

2009-2010 Dry Weather WQO Ratios

for TS22 PD 21-Hollypark Drain

Above WQO

pH did not exceed

Figure 4-6.5 TS23 D.D.I. 8 Dry Weather Ratio Plots

DissolvedArsenic

DissolvedCadmium

DissolvedChromium

DissolvedChromium +6

DissolvedCopper

0

0.5

1

1.5

2R

atio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-2010 Metals Dry Weather WQO Ratios

for TS23 D.D.I. 8

Above WQO

DissolvedLead

DissolvedNickel

DissolvedSilver

DissolvedZinc

0

0.5

1

1.5

2

Ra

tio

to

WQ

O

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

Above WQO

Figure 4-6.5 (Continued) TS23 D.D.I. 8 Dry Weather Ratio Plots

Fecal Coliform

0

0.5

1

1.5

2

2.5

3

3.5

4

4.5

5

5.5

6

6.5

7

Ratio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

2009-2010 Dry Weather Fecal Coliform WQO Ratios

for TS23 D.D.I. 8

Above WQO

Figure 4-6.5 (Continued) TS23 D.D.I. 8 Dry Weather Ratio Plots

Ammonia DissolvedOxygen

pH

0

0.5

1

1.5

2

Ratio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

2009-2010 Dry Weather WQO Ratios

for TS23 D.D.I. 8

Above WQO

Figure 4-6.6 TS24 Dominguez Channel @116th St (LU S23) Dry Weather Ratio Plots

DissolvedArsenic

DissolvedCadmium

DissolvedChromium

DissolvedChromium +6

DissolvedCopper

0

0.5

1

1.5

2

2.5

3

3.5

4R

atio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-2010 Metals Dry Weather WQO Ratios

for TS24 Dominguez Channel @ 116th St (LU S23)

Above WQO

DissolvedLead

DissolvedNickel

DissolvedSilver

DissolvedZinc

0

0.5

1

1.5

2

2.5

3

3.5

4

Ra

tio

to

WQ

O

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

Above WQO

Figure 4-6.6 (Continued) TS24 Dominguez Channel @116th St (LU S23) Dry Weather

Ratio Plots

Fecal Coliform

0

0.5

1

1.5

2

2.5

3

3.5

4

4.5

5

Ratio to W

QO

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

2009-2010 Dry Weather Fecal Coliform WQO Ratios

for TS24 Dominguez Channel @ 116th St (LU S23)

Above WQO

Figure 4-6.6 (Continued) TS24 Dominguez Channel @116th St (LU S23) Dry Weather

Ratio Plots

Ammonia DissolvedOxygen

pH

0

0.5

1

1.5

2

Ratio to

WQ

O

2009-10Event02 (7/14/2009)

2009-10Event12 (9/15/2009)

2009-10Event14 (12/1/2009)

2009-10Event28 (3/23/2010)

2009-2010 Dry Weather WQO Ratios

for TS24 Dominguez Channel @ 116th St (LU S23)

Above WQO

pH did not exceed