24-Hour 2019 Design Value Estimation

4-km CMAQ simulation for the SJV domain

2005 2006 2007 2007 DV 2017 2018 2019 2019 DV

44.0 42.0 48.0 44.7 20.7 20.3 23.2 21.4

3 3 3 3 3 3

RRF Q1 Q4

NH4 0.55 0.55

NO3 0.52 0.52

SO4 0.76 0.80

OC 0.26 0.26

EC 0.22 0.22

Salt 0.82 0.68

Geologic 0.66 0.75

Split Q1 Q4

NH4 0.13 0.11

NO3 0.42 0.38

SO4 0.05 0.02

OC 0.26 0.34

EC 0.02 0.04

Salt 0.01 0.01

Geologic 0.04 0.03

PB Water 0.08 0.07

Total 1.00 1.00

2005 → 2017

2005 Q1

2/3/2005 1/25/2005 1/16/2005 1/31/2005 3/8/2005 2/12/2005 1/13/2005 1/22/2005

44.0 32.0 27.0 24.0 23.0 22.0 19.0 19.0

NH4 5.68 4.11 3.46 3.07 2.94 2.81 2.42 2.42

NO3 18.21 13.19 11.09 9.84 9.42 9.00 7.74 7.74

SO4 2.11 1.53 1.29 1.14 1.09 1.04 0.90 0.90

OC 11.25 8.14 6.85 6.08 5.82 5.56 4.78 4.78

EC 0.75 0.54 0.46 0.40 0.39 0.37 0.32 0.32

Salt 0.31 0.22 0.19 0.17 0.16 0.15 0.13 0.13

Geologic 1.70 1.23 1.04 0.92 0.88 0.84 0.72 0.72

PB Water 3.49 2.53 2.13 1.89 1.81 1.73 1.49 1.49

Total 43.5 31.5 26.5 23.5 22.5 21.5 18.5 18.5

2017 Q1

NH4 3.37 2.44 2.05 1.82 1.74 1.66 1.43 1.43

NO3 9.52 6.89 5.80 5.14 4.92 4.71 4.05 4.05

SO4 1.61 1.16 0.98 0.87 0.83 0.80 0.68 0.68

OC 2.89 2.09 1.76 1.56 1.49 1.43 1.23 1.23

EC 0.16 0.12 0.10 0.09 0.08 0.08 0.07 0.07

Salt 0.25 0.18 0.15 0.14 0.13 0.12 0.11 0.11

Geologic 1.12 0.81 0.68 0.60 0.58 0.55 0.48 0.48

PB Water 1.88 1.36 1.15 1.02 0.97 0.93 0.80 0.80

Blank 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5

Total 21.3 15.6 13.2 11.7 11.3 10.8 9.3 9.3

Stockton - Hazelton Street

98th Percentile

Rank

Current Mass

Future Mass
2005 Q4

12/12/2005 11/21/2005 12/15/2005 12/6/2005 12/21/2005 11/18/2005 11/24/2005 12/9/2005

63.0 46.0 43.0 37.0 34.0 32.0 31.0 28.0

NH4 7.16 5.21 4.87 4.18 3.84 3.61 3.49 3.15

NO3 23.69 17.25 16.11 13.83 12.70 11.94 11.56 10.42

SO4 1.51 1.10 1.03 0.88 0.81 0.76 0.74 0.67

OC 21.07 15.34 14.33 12.30 11.29 10.62 10.28 9.27

EC 2.22 1.62 1.51 1.30 1.19 1.12 1.08 0.98

Salt 0.49 0.36 0.34 0.29 0.27 0.25 0.24 0.22

Geologic 1.86 1.36 1.27 1.09 1.00 0.94 0.91 0.82

PB Water 4.49 3.27 3.05 2.62 2.40 2.26 2.19 1.97

Total 62.5 45.5 42.5 36.5 33.5 31.5 30.5 27.5

2017 Q4

NH4 4.05 2.95 2.75 2.37 2.17 2.04 1.98 1.78

NO3 12.38 9.01 8.42 7.23 6.64 6.24 6.04 5.45

SO4 1.22 0.88 0.83 0.71 0.65 0.61 0.59 0.53

OC 5.47 3.98 3.72 3.19 2.93 2.76 2.67 2.41

EC 0.50 0.36 0.34 0.29 0.27 0.25 0.24 0.22

Salt 0.34 0.25 0.23 0.20 0.18 0.17 0.16 0.15

Geologic 1.40 1.02 0.95 0.81 0.75 0.70 0.68 0.61

PB Water 2.39 1.74 1.62 1.39 1.28 1.20 1.17 1.05

Blank 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5

Total 28.23 20.69 19.36 16.69 15.36 14.48 14.03 12.70

2006 → 2018

2006 Q1

2/10/2006 1/11/2006 2/25/2006 1/5/2006 2/22/2006 1/17/2006 1/20/2006 2/7/2006

42.0 38.0 35.0 30.0 25.0 22.0 22.0 22.0

NH4 5.42 4.90 4.51 3.85 3.20 2.81 2.81 2.81

NO3 17.37 15.70 14.44 12.35 10.26 9.00 9.00 9.00

SO4 2.01 1.82 1.67 1.43 1.19 1.04 1.04 1.04

OC 10.73 9.70 8.92 7.63 6.33 5.56 5.56 5.56

EC 0.71 0.64 0.59 0.51 0.42 0.37 0.37 0.37

Salt 0.29 0.27 0.24 0.21 0.17 0.15 0.15 0.15

Geologic 1.63 1.47 1.35 1.16 0.96 0.84 0.84 0.84

PB Water 3.33 3.01 2.77 2.37 1.97 1.73 1.73 1.73

Total 41.5 37.5 34.5 29.5 24.5 21.5 21.5 21.5

2018 Q1

NH4 3.21 2.90 2.67 2.28 1.90 1.66 1.66 1.66

NO3 9.08 8.21 7.55 6.46 5.36 4.71 4.71 4.71

SO4 1.53 1.39 1.28 1.09 0.91 0.80 0.80 0.80

OC 2.75 2.49 2.29 1.96 1.63 1.43 1.43 1.43

EC 0.15 0.14 0.13 0.11 0.09 0.08 0.08 0.08

Salt 0.24 0.22 0.20 0.17 0.14 0.12 0.12 0.12

Geologic 1.07 0.96 0.89 0.76 0.63 0.55 0.55 0.55

PB Water 1.79 1.62 1.49 1.28 1.06 0.93 0.93 0.93

Blank 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5

Total 20.3 18.4 17.0 14.6 12.2 10.8 10.8 10.8

Current Mass

Future Mass

Current Mass

Future Mass
2006 Q4

12/7/2006 12/31/2006 12/4/2006 12/19/2006 12/25/2006 12/13/2006 11/19/2006 11/22/2006

47.0 47.0 36.0 36.0 36.0 30.0 22.0 21.0

NH4 5.33 5.33 4.07 4.07 4.07 3.38 2.46 2.35

NO3 17.63 17.63 13.46 13.46 13.46 11.18 8.15 7.77

SO4 1.13 1.13 0.86 0.86 0.86 0.72 0.52 0.50

OC 15.67 15.67 11.97 11.97 11.97 9.94 7.25 6.91

EC 1.65 1.65 1.26 1.26 1.26 1.05 0.76 0.73

Salt 0.37 0.37 0.28 0.28 0.28 0.23 0.17 0.16

Geologic 1.39 1.39 1.06 1.06 1.06 0.88 0.64 0.61

PB Water 3.34 3.34 2.55 2.55 2.55 2.12 1.54 1.47

Total 46.5 46.5 35.5 35.5 35.5 29.5 21.5 20.5

2018 Q4

NH4 3.01 3.01 2.30 2.30 2.30 1.91 1.39 1.33

NO3 9.21 9.21 7.03 7.03 7.03 5.84 4.26 4.06

SO4 0.90 0.90 0.69 0.69 0.69 0.57 0.42 0.40

OC 4.07 4.07 3.10 3.10 3.10 2.58 1.88 1.79

EC 0.37 0.37 0.28 0.28 0.28 0.24 0.17 0.16

Salt 0.25 0.25 0.19 0.19 0.19 0.16 0.12 0.11

Geologic 1.04 1.04 0.79 0.79 0.79 0.66 0.48 0.46

PB Water 1.78 1.78 1.36 1.36 1.36 1.13 0.82 0.78

Blank 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5

Total 21.1 21.1 16.3 16.3 16.3 13.6 10.0 9.6

2007 → 2019

2007 Q1

1/24/2007 2/5/2007 1/9/2007 2/8/2007 2/2/2007 1/27/2007 1/18/2007 1/15/2007

52.0 50.0 48.0 42.0 41.0 39.0 38.0 34.0

NH4 6.73 6.47 6.20 5.42 5.29 5.03 4.90 4.38

NO3 21.56 20.72 19.88 17.37 16.95 16.12 15.70 14.02

SO4 2.50 2.40 2.30 2.01 1.96 1.87 1.82 1.62

OC 13.32 12.80 12.28 10.73 10.47 9.95 9.70 8.66

EC 0.89 0.85 0.82 0.71 0.70 0.66 0.64 0.58

Salt 0.36 0.35 0.34 0.29 0.29 0.27 0.27 0.24

Geologic 2.02 1.94 1.86 1.63 1.59 1.51 1.47 1.31

PB Water 4.13 3.97 3.81 3.33 3.25 3.09 3.01 2.69

Total 51.5 49.5 47.5 41.5 40.5 38.5 37.5 33.5

2019 Q1

NH4 3.99 3.83 3.68 3.21 3.13 2.98 2.90 2.59

NO3 11.27 10.83 10.40 9.08 8.86 8.43 8.21 7.33

SO4 1.90 1.83 1.76 1.53 1.50 1.42 1.39 1.24

OC 3.42 3.28 3.15 2.75 2.69 2.55 2.49 2.22

EC 0.19 0.18 0.18 0.15 0.15 0.14 0.14 0.12

Salt 0.30 0.29 0.28 0.24 0.23 0.22 0.22 0.19

Geologic 1.32 1.27 1.22 1.07 1.04 0.99 0.96 0.86

PB Water 2.23 2.14 2.05 1.79 1.75 1.66 1.62 1.45

Blank 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5

Total 25.1 24.2 23.2 20.3 19.9 18.9 18.4 16.5

Current Mass

Future Mass

Current Mass

Future Mass
2007 Q4

11/29/2007 12/14/2007 11/26/2007 12/17/2007 12/29/2007 11/2/2007 11/8/2007 12/23/2007

47.5 45.5 43.0 38.3 26.0 24.5 22.3 19.8

NH4 5.39 5.16 4.87 4.33 2.92 2.75 2.50 2.21

NO3 17.81 17.06 16.11 14.33 9.67 9.10 8.26 7.32

SO4 1.14 1.09 1.03 0.92 0.62 0.58 0.53 0.47

OC 15.84 15.17 14.33 12.74 8.60 8.09 7.35 6.51

EC 1.67 1.60 1.51 1.34 0.91 0.85 0.78 0.69

Salt 0.37 0.36 0.34 0.30 0.20 0.19 0.17 0.15

Geologic 1.40 1.34 1.27 1.13 0.76 0.72 0.65 0.58

PB Water 3.37 3.23 3.05 2.71 1.83 1.72 1.57 1.39

Total 47.0 45.0 42.5 37.8 25.5 24.0 21.8 19.3

2019 Q4

NH4 3.05 2.92 2.75 2.45 1.65 1.56 1.41 1.25

NO3 9.31 8.91 8.42 7.49 5.05 4.75 4.32 3.82

SO4 0.91 0.87 0.83 0.73 0.50 0.47 0.42 0.38

OC 4.11 3.94 3.72 3.31 2.23 2.10 1.91 1.69

EC 0.38 0.36 0.34 0.30 0.20 0.19 0.17 0.15

Salt 0.25 0.24 0.23 0.20 0.14 0.13 0.12 0.10

Geologic 1.05 1.00 0.95 0.84 0.57 0.54 0.49 0.43

PB Water 1.80 1.72 1.62 1.44 0.97 0.92 0.83 0.74

Blank 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5

Total 21.4 20.5 19.4 17.3 11.8 11.1 10.2 9.1

Current Mass

Future Mass