24-Hour 2019 Design Value Estimation

4-km CMAQ simulation for the SJV domain

2005 2006 2007 2007 DV 2017 2018 2019 2019 DV

74.5 50.1 57.9 60.8 39.3 26.5 30.5 32.1

3 3 3 3 3 3

RRF Q1 Q4

NH4 0.48 0.52

NO3 0.46 0.49

SO4 0.91 0.97

OC 0.33 0.42

EC 0.27 0.37

Salt 0.73 0.84

Geologic 0.82 1.01

Split Q1 Q4

NH4 0.14 0.15

NO3 0.45 0.49

SO4 0.07 0.03

OC 0.23 0.18

EC 0.01 0.02

Salt 0.01 0.01

Geologic 0.02 0.03

PB Water 0.08 0.09

Total 1.00 1.00

2005 → 2017

2005 Q1

3/11/2005 2/3/2005 1/16/2005 2/6/2005 3/8/2005 1/25/2005 2/9/2005 1/31/2005

48.1 41.0 35.0 34.5 33.4 32.2 31.4 24.6

NH4 6.78 5.77 4.91 4.84 4.68 4.51 4.40 3.43

NO3 21.21 18.05 15.37 15.15 14.66 14.13 13.77 10.74

SO4 3.29 2.80 2.39 2.35 2.28 2.19 2.14 1.67

OC 11.00 9.36 7.97 7.86 7.61 7.33 7.14 5.57

EC 0.41 0.35 0.30 0.29 0.28 0.27 0.27 0.21

Salt 0.24 0.21 0.18 0.17 0.17 0.16 0.16 0.12

Geologic 0.90 0.77 0.65 0.64 0.62 0.60 0.59 0.46

PB Water 3.76 3.20 2.73 2.69 2.60 2.51 2.44 1.90

Total 47.6 40.5 34.5 34.0 32.9 31.7 30.9 24.1

2017 Q1

NH4 3.97 3.38 2.88 2.83 2.74 2.64 2.58 2.01

NO3 9.81 8.35 7.11 7.01 6.78 6.53 6.37 4.97

SO4 2.98 2.54 2.16 2.13 2.06 1.99 1.94 1.51

OC 3.59 3.06 2.60 2.57 2.48 2.39 2.33 1.82

EC 0.11 0.09 0.08 0.08 0.08 0.07 0.07 0.06

Salt 0.18 0.15 0.13 0.13 0.12 0.12 0.11 0.09

Geologic 0.74 0.63 0.53 0.53 0.51 0.49 0.48 0.37

PB Water 2.05 1.74 1.48 1.46 1.42 1.36 1.33 1.04

Blank 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5

Total 23.9 20.4 17.5 17.2 16.7 16.1 15.7 12.4

Corcoran - Patterson Street

98th Percentile

Rank

Current Mass

Future Mass
2005 Q4

12/12/2005 11/24/2005 12/15/2005 11/21/2005 12/9/2005 11/18/2005 12/6/2005 10/22/2005

92.5 77.8 74.5 64.6 57.7 51.5 50.7 43.2

NH4 13.66 11.48 10.99 9.52 8.49 7.57 7.45 6.34

NO3 45.09 37.88 36.27 31.41 28.03 24.99 24.60 20.93

SO4 3.05 2.56 2.45 2.12 1.89 1.69 1.66 1.41

OC 16.73 14.05 13.45 11.65 10.40 9.27 9.13 7.76

EC 1.58 1.33 1.27 1.10 0.99 0.88 0.86 0.74

Salt 0.47 0.40 0.38 0.33 0.29 0.26 0.26 0.22

Geologic 3.20 2.69 2.57 2.23 1.99 1.77 1.75 1.48

PB Water 8.22 6.91 6.61 5.73 5.11 4.56 4.48 3.81

Total 92.0 77.3 74.0 64.1 57.2 51.0 50.2 42.7

2017 Q4

NH4 7.54 6.34 6.07 5.26 4.69 4.18 4.12 3.50

NO3 22.17 18.63 17.83 15.45 13.78 12.29 12.10 10.29

SO4 2.95 2.48 2.37 2.05 1.83 1.63 1.61 1.37

OC 7.06 5.93 5.68 4.92 4.39 3.91 3.85 3.27

EC 0.58 0.49 0.47 0.40 0.36 0.32 0.32 0.27

Salt 0.40 0.33 0.32 0.28 0.25 0.22 0.22 0.18

Geologic 3.23 2.72 2.60 2.25 2.01 1.79 1.76 1.50

PB Water 4.32 3.63 3.48 3.01 2.69 2.40 2.36 2.01

Blank 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5

Total 48.8 41.0 39.3 34.1 30.5 27.2 26.8 22.9

2006 → 2018

2006 Q1

2/10/2006 2/25/2006 2/13/2006 2/7/2006 1/11/2006 2/22/2006 1/5/2006 2/1/2006

63.8 38.7 32.1 30.4 29.2 25.7 24.4 23.9

NH4 9.01 5.44 4.50 4.26 4.09 3.59 3.40 3.33

NO3 28.21 17.02 14.08 13.32 12.79 11.23 10.65 10.43

SO4 4.38 2.64 2.19 2.07 1.99 1.74 1.65 1.62

OC 14.63 8.83 7.30 6.91 6.63 5.83 5.52 5.41

EC 0.54 0.33 0.27 0.26 0.25 0.22 0.21 0.20

Salt 0.32 0.19 0.16 0.15 0.15 0.13 0.12 0.12

Geologic 1.20 0.72 0.60 0.57 0.54 0.48 0.45 0.44

PB Water 5.00 3.02 2.50 2.36 2.27 1.99 1.89 1.85

Total 63.3 38.2 31.6 29.9 28.7 25.2 23.9 23.4

2018 Q1

NH4 5.28 3.18 2.63 2.49 2.39 2.10 1.99 1.95

NO3 13.05 7.87 6.51 6.16 5.92 5.19 4.93 4.82

SO4 3.97 2.39 1.98 1.87 1.80 1.58 1.50 1.47

OC 4.78 2.88 2.39 2.26 2.17 1.90 1.80 1.77

EC 0.15 0.09 0.07 0.07 0.07 0.06 0.06 0.05

Salt 0.23 0.14 0.12 0.11 0.11 0.09 0.09 0.09

Geologic 0.98 0.59 0.49 0.46 0.44 0.39 0.37 0.36

PB Water 2.72 1.64 1.36 1.29 1.24 1.08 1.03 1.01

Blank 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5

Total 31.7 19.3 16.1 15.2 14.6 12.9 12.3 12.0

Current Mass

Future Mass

Current Mass

Future Mass
2006 Q4

12/7/2006 11/7/2006 12/4/2006 12/31/2006 11/22/2006 11/16/2006 11/1/2006 12/1/2006

74.2 50.1 45.7 44.0 42.0 36.7 36.2 34.3

NH4 10.94 7.37 6.71 6.46 6.16 5.38 5.30 5.02

NO3 36.12 24.31 22.15 21.32 20.34 17.74 17.50 16.56

SO4 2.44 1.64 1.50 1.44 1.37 1.20 1.18 1.12

OC 13.40 9.02 8.22 7.91 7.55 6.58 6.49 6.15

EC 1.27 0.85 0.78 0.75 0.71 0.62 0.61 0.58

Salt 0.38 0.26 0.23 0.22 0.21 0.19 0.18 0.17

Geologic 2.56 1.72 1.57 1.51 1.44 1.26 1.24 1.18

PB Water 6.58 4.43 4.04 3.89 3.71 3.23 3.19 3.02

Total 73.7 49.6 45.2 43.5 41.5 36.2 35.7 33.8

2018 Q4

NH4 6.04 4.07 3.71 3.57 3.40 2.97 2.93 2.77

NO3 17.76 11.95 10.89 10.48 10.00 8.72 8.60 8.15

SO4 2.36 1.59 1.45 1.39 1.33 1.16 1.14 1.08

OC 5.65 3.80 3.47 3.34 3.18 2.78 2.74 2.59

EC 0.47 0.31 0.29 0.27 0.26 0.23 0.23 0.21

Salt 0.32 0.21 0.19 0.19 0.18 0.16 0.15 0.15

Geologic 2.59 1.74 1.59 1.53 1.46 1.27 1.26 1.19

PB Water 3.46 2.33 2.12 2.04 1.95 1.70 1.68 1.59

Blank 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5

Total 39.2 26.5 24.2 23.3 22.3 19.5 19.2 18.2

2007 → 2019

2007 Q1

2/5/2007 1/24/2007 1/9/2007 1/3/2007 2/17/2007 1/21/2007 1/18/2007 2/2/2007

75.0 59.5 56.1 53.9 47.4 44.0 38.2 34.5

NH4 10.61 8.40 7.91 7.60 6.68 6.19 5.37 4.84

NO3 33.20 26.29 24.78 23.80 20.90 19.39 16.80 15.15

SO4 5.16 4.08 3.85 3.70 3.25 3.01 2.61 2.35

OC 17.22 13.64 12.85 12.34 10.84 10.06 8.71 7.86

EC 0.64 0.51 0.48 0.46 0.40 0.37 0.32 0.29

Salt 0.38 0.30 0.28 0.27 0.24 0.22 0.19 0.17

Geologic 1.41 1.12 1.05 1.01 0.89 0.82 0.71 0.64

PB Water 5.89 4.66 4.39 4.22 3.71 3.44 2.98 2.69

Total 74.5 59.0 55.6 53.4 46.9 43.5 37.7 34.0

2019 Q1

NH4 6.21 4.92 4.63 4.45 3.91 3.63 3.14 2.83

NO3 15.36 12.16 11.46 11.01 9.67 8.97 7.77 7.01

SO4 4.67 3.70 3.48 3.35 2.94 2.73 2.36 2.13

OC 5.62 4.45 4.20 4.03 3.54 3.28 2.85 2.57

EC 0.17 0.14 0.13 0.12 0.11 0.10 0.09 0.08

Salt 0.28 0.22 0.21 0.20 0.17 0.16 0.14 0.13

Geologic 1.15 0.91 0.86 0.83 0.73 0.67 0.58 0.53

PB Water 3.21 2.54 2.39 2.30 2.02 1.87 1.62 1.46

Blank 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5

Total 37.2 29.5 27.9 26.8 23.6 21.9 19.1 17.2

Current Mass

Future Mass

Current Mass

Future Mass
2007 Q4

11/8/2007 12/14/2007 12/11/2007 11/2/2007 11/14/2007 11/29/2007 11/26/2007 11/5/2007

57.9 57.7 54.0 53.3 52.7 45.5 40.0 37.8

NH4 8.52 8.49 7.94 7.84 7.75 6.68 5.87 5.54

NO3 28.13 28.03 26.22 25.88 25.58 22.05 19.36 18.28

SO4 1.90 1.89 1.77 1.75 1.73 1.49 1.31 1.24

OC 10.44 10.40 9.73 9.60 9.49 8.18 7.18 6.78

EC 0.99 0.99 0.92 0.91 0.90 0.77 0.68 0.64

Salt 0.30 0.29 0.28 0.27 0.27 0.23 0.20 0.19

Geologic 2.00 1.99 1.86 1.84 1.81 1.56 1.37 1.30

PB Water 5.13 5.11 4.78 4.72 4.66 4.02 3.53 3.33

Total 57.4 57.2 53.5 52.8 52.2 45.0 39.5 37.3

2019 Q4

NH4 4.71 4.69 4.39 4.33 4.28 3.69 3.24 3.06

NO3 13.83 13.78 12.89 12.72 12.58 10.84 9.52 8.99

SO4 1.84 1.83 1.71 1.69 1.67 1.44 1.27 1.20

OC 4.40 4.39 4.10 4.05 4.00 3.45 3.03 2.86

EC 0.36 0.36 0.34 0.33 0.33 0.28 0.25 0.24

Salt 0.25 0.25 0.23 0.23 0.22 0.19 0.17 0.16

Geologic 2.02 2.01 1.88 1.86 1.84 1.58 1.39 1.31

PB Water 2.70 2.69 2.51 2.48 2.45 2.12 1.86 1.75

Blank 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5

Total 30.6 30.5 28.6 28.2 27.9 24.1 21.2 20.1

Current Mass

Future Mass