1. Preliminary Summary of 2010 Ozone Season in New Jersey

2. Weather Summary

3. Days Over 90 Degrees In New Jersey Rank Year Days > 90 Degrees 1
2010 52 2
1983 47 3
1898 40 4
1895 37 5
1894 36
1991
2002 7
1999 34 8
1912 32 9
1944 10
1959 11
1966 12
1988
Source: New Jersey State Climatologist
Data are preliminary and subject to change
Data through September 8, 2010

4. Summer Average Temperatures 10 Highest Years (June – August)
Data Since 1895
Rank
Year
Summer Avg. Temp. 1
2010
76.1 2
2005
75.6 3
1949
74.6 4
1999
74.5 5
2002
74.4 6
2006
74.3 7
1955
74.1 8
2008
74.0 9
1900
73.9 10
1943
73.8 11
1973 12
1988
Source: New Jersey State Climatologist
Data are preliminary and subject to change

5. Summer Precipitation 10 Driest Years Rank Year Precipitation Amount 1
1966
5.67” 2
1957
5.73” 3
1929
7.10” 4
1949
7.65” 5
1964
7.89” 6
1916
8.09” 7
1923
8.12” 8
2010
8.27” 9
1963
8.28” 10
1944
8.32”
Source: New Jersey State Climatologist
Data are preliminary and subject to change

8. Ozone Summary

9. Ozone Standards 1-Hour Standard: 0.12 ppm
1997: Revised to an 8 – Hour Standard of 0.08 ppm
2008: 8 – Hour Standard Lowered to ppm
January 6, 2010: Proposed Lowering to – ppm and Adding A Secondary Standard

10. Proposed Secondary Ozone Standard
W 126 Index in Range of 7 to 15 ppm-hours
Daily W126 Index: sum of the sigmoidally weighted hourly ozone concentrations during the 12-hour daylight period, 8:00 a.m. to 7:59 p.m.
Highest 3 – Month Sum

12. Unhealthy for Sensitive Groups
Maximum 8-Hour Average of ppm at Bayonne on July 6, 2010
Unhealthy
Unhealthy for Sensitive Groups
Moderate
Good

16. Preliminary 8- Hour Design Values
For New Jersey Sites
2008 – 2010
Parts per Million (ppm)
Site
4th Max 2008
4th Max 2009
4th Max 2010*
Design Value
Ancora
0.082 ppm
0.071 ppm
0.088 ppm
0.080 ppm
Bayonne
0.081 ppm
0.069 ppm
0.077 ppm
Brigantine
0.072 ppm
0.074 ppm
Chester
0.068 ppm
0.078 ppm
0.076 ppm
Clarksboro
0.089 ppm
0.083 ppm
Colliers Mills
0.085 ppm
Flemington
0.070 ppm
0.079 ppm
Leonia
Millville
Newark+
0.064 ppm
0.075 ppm
Ramapo
Rider University
0.086 ppm
Rutgers University
0.067 ppm
* data is preliminary and subject to change. 4th Max is based on data through September 3, 2010
+ Newark site was not operational in 2008

17. 4th Highest 1 Hour Daily Maximum
Ozone
4th Highest 1 Hour Daily Maximum
Parts Per Billion
2008 – Sept. 10, 2010
Location
Highest
2nd Highest
3rd Highest
4th Highest
Design
Value
Ancora
126
108
107
101
Bayonne
119
106
103
Brigantine
100 90 89
Camden
112
109
102 91
(109)
Chester 99 94
Clarksboro
122
118
Colliers Mills
124
121
Flemington
105
Leonia
117
113
111
Millville 97
Monmouth University
110
Newark Fire House
104 98
(104)
Ramapo 95 92
Rider University
Rutgers University
( ) – Based on only one full year’s data
Preliminary Data – Subject to Change