NY State air quality data tables, 1999-2001

NYC 9/11 Public Portal Document

NYSDEC Region 2 SULFUR DIOXIDE - Contiuuous Pulsed Fluorescence Metropolitan Air Quality Control Region Annual AnThmetic Me^M^pmbVnm^ S^^d Manhattan and Queens Sites(12 month average not to exceed 0.03 PPM *) Station Site No. 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999

Mabel Dean 7093-05N .019 .014 .017 .017 (-019) XXX XXX (•012) .013 .011 .013

PS 59 7093-10 .021 .018 .016 .018 .018 .017 .015 .015 .012 .012 .013

Queens College 7096-02 .011 .010 .012 .010 .009 (Oil) .006 .007 .005 XXX XXX

Queensboro Comm. College 7096-08 .006 .007

Comparison Between N YS Ambient Air Quality and Ambient Air Quality Standards for Calendar Year 1999 Running 3-Hour Averages 24 Hour Average (Calendar Day) Maximum not to exceed 0.5 PPM more than once Maximum not to exceed 0.14 PPM more than once per calendar year * per calendar year * One-Hour Averages Highest Values, PPM Highest Values, PPM Observations Non-Overlapping Observations Midnight - Midnight

Total % >0.5 >.14 Station Site No. Obs. Avail Total PPM 1“ 2 nd 3rd Total PPM 1“ 2"’^

Mabel Dean 7093-05N 8,532 97 8,404 0 .094 .078 .072 358 0 .043 .039 .036 [02/16, [12/09, [02/16, [12/03] [12/09] [01/27] 11] 10] 08]

PS 59 7093-10 8,567 98 8,435 0 .101 .087 .077 362 0 .050 .045 .044 [02/16, [02/01, [12/03, [02/16] [12/03] [02/01] 11] 10] 07]

Queensboro 7096-08 8,211 94 8,035 0 .071 .063 .056 343 0 .041 .029 .028 Community College [12/03, [02/09, [01/27, [12/03] [01/27] [02/16] 07] 06] 08]

SULFUR DIOXIDE - Continuous Pulsed Fluorescence (Annual Means in parentheses are based on less than 75% available data) N=NAMS (National Air Monitoring Station) [Date of Occurrence, Hour] ♦New York and Federal Ambient Air Quality Standard ■h Denotes a contravention of NYS/Federal AAQS

t NYC-WTC_000186089