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2007 Region 9 Air Quality Data

region 9 sulfur dioxide

SULFUR DIOXIDE - Continuous Pulsed Fluorescence

NYSDEC Region 9

Annual Averages 1997 through 2007
Annual Arithmetic Mean (ppm) - Primary Standard
(12 month average not to exceed 0.03 PPM*)
Station County Site No. 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007
Niagara Falls Niagara 3102-09 .005 xxx xxx xxx xxx xxx xxx xxx xxx xxx xxx
Niagara Falls Niagara 3102-25 --- .004 .005 .005 .004 .004 .004 .003 .003 .002 .003
Buffalo Erie 1401-18 .007 .007 .007 .007 .007 .006 .005 .003 .004 .003 .003
Lackawanna Erie 1402-01 .006 .007 .006 xxx xxx xxx xxx xxx xxx xxx xxx
Tonawanda Erie 1472-04 .012 .009 .010 .010 .010 .011 .009 .008 .006 .004 .004
Brookside Terrace Erie 1472-14 --- --- --- --- --- --- --- --- --- --- .003
Jamestown Chautauqua 0602-07 .007 .008 .008 .008 .009 xxx xxx xxx xxx xxx xxx
Dunkirk Chautauqua 0601-04 -- -- .008 .008 .008 .007 .007 .005 .004 .003 .003

Comparison Between NYS Ambient Air Quality and Ambient Air Quality Standards for Calendar Year 2007
Station Site No. One-Hour Averages 3-Hour Block Averages
Maximum not to exceed 0.5 PPM more than once per calendar year*		 24 Hour Average (Calendar Day)
Maximum not to exceed 0.14 PPM more than once per calendar year*
Observations Highest Values, PPM
Non-Overlapping		 Observations Highest Values, PPM
Midnight - Midnight
Total Obs. %
Avail		 Total >0.5
PPM		 1st 2nd 3rd Total >0.14
PPM		 1st 2nd 3rd
Niagara Falls 3102-25 8,651 99 2,846 0 .024 .022 .020 365 0 .010 .010 .010
Buffalo 1401-18 8,496 97 2,799 0 .023 .022 .021 355 0 .012 .012 .011
Tonawanda 1472-04 8,652 99 2,850 0 .119 .106 .087 363 0 .032 .027 .021
Brookside Terrace 1472-14 4,292 98 1,409 0 .039 .024 .024 180 0 .016 .015 .010
Dunkirk 0601-04 8,594 98 2,830 0 .040 .038 .038 363 0 .017 .015 .014

Footnotes for SO2 data:

  • (Annual Means in parentheses based on <75% available data)
  • *New York and Federal Ambient Air Quality Standard
  • + Denotes a contravention of NYS/Federal AAQS

region 9 sulfur dioxide low level

SULFUR DIOXIDE - Continuous Pulsed Fluorescence (Low Level)

NYSDEC Region 9

Annual Averages 1997 through 2007
Annual Arithmetic Mean (ppb) - Primary Standard
(12 month average not to exceed 30 PPB*)
Station County Site No. 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007
Westfield Chautauqua 0675-01 4.5 5.2 5.2 5.2 4.8 4.1 4.3 3.5 3.5 2.7 2.7

Comparison Between NYS Ambient Air Quality and Ambient Air Quality Standards for Calendar Year 2007
Station Site No. One-Hour Averages 3-Hour BlockAverages
Maximum not to exceed 500 PPB more than once per calendar year*		 24 Hour Average (Calendar Day)
Maximum not to exceed 140 PPB more than once per calendar year*
Observations Highest Values, PPM
Non-Overlapping		 Observations Highest Values, PPM
Midnight - Midnight
Total Obs. %
Avail		 Total >0.5
PPM		 1st 2nd 3rd Total >0.14
PPM		 1st 2nd 3rd
Westfield 0675-01 8,604 98 2,833 0 30 29 27 364 0 14 14 12

Footnotes for SO2 data:

  • (Annual Means in parentheses based on <75% available data)
  • *New York and Federal Ambient Air Quality Standard
  • + Denotes a contravention of NYS/Federal AAQS

region 9 pm10

INHALABLE PARTICULATES - Wedding Sampler

NYSDEC Region 9

Annual Averages 1997 through 2007
Annual Arithmetic Mean (µg/m3)
Station Site No. 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 3 Yr
Exp Val
Niagara Falls 3102-17 19 21 xx xx xx xx xx xx xx xx xx xx
Niagara Falls (W) 3102-25 -- 24 20 17 18 17 17 17 xx xx xx xx
Niagara Falls R&P) 3102-25 -- -- -- -- -- -- -- 20 24 21 21 22
N. Tonawanda 3103-07 20 21 xx xx xx xx xx xx xx xx xx xx
Lewiston 3152-02 17 19 xx xx xx xx xx xx xx xx xx xx
Jamestown 0602-04 18 18 20 xx xx xx xx xx xx xx xx xx
Jamestown 0602-07 20 20 22 xx xx xx xx xx xx xx xx xx
Westfield 0675-01 16 17 14 14 12 16 12 11 xx xx xx xx
Comparison Between NYS Ambient Air Quality and Ambient Air Quality Standards for Calendar Year 2007
Station Site No. 24-Hour Concentrations - µg/m3 # of Days >150 µg/m3 -
Not to exceed an expected avg of one per year during the last 3 years*
Total Obs. Maximum 2nd Max. 3rd Max. 2005 2006 2007 Exp
Avg
Mea Est Mea Est Mea Est
Niagara Falls 3102-25 115 68 65 57 0 0.0 0 0.0 0 0.0 0.0

Footnotes for PM10 data:

  • (Annual Means in parentheses are based on less than 75% available data)
  • Mea=Measured; Est=Estimated
  • W= Wedding Sampler; R&P= R&P Model 2025 Sampler
  • *New York and Federal Ambient Air Quality Standard
  • + Denotes a contravention of NYS/Federal AAQS

region 9 pm2.5

INHALABLE PARTICULATES (<2.5 Microns) - Rupprecht & Patashnick Sampler

NYSDEC Region 9

Comparison Between NYS Ambient Air Quality and Ambient Air Quality Standards for Calendar Year 2007 (Average of last 3 years' annual means not to exceed 15 µg/m3*; and average of 98th percentile for last 3 years not to exceed 35 µg/m3*)
Station County Site No. Total
Obs.		 Maximum Values 98th Percentile Quarterly Averages,
2007		 Annual Mean
1st 2nd 3rd 2007 2006 2005 3-yr
avg		 1st 2nd 3rd 4th 2007 2006 2005 3-yr
avg
Buffalo (F) Erie 1401-18 316 50.8 40.7 39.3 34.9 28.4 39.7 34 10.7 13.1 13.1 10.8 11.9 11.0 14.7 12.5
Buffalo(T) Erie 1401-18 356 57.9 45.0 44.6 38.0 28.8 37.4 35 10.7 12.8 14.2 12.3 12.5 11.4 13.4 12.4
Lackawanna (F) Erie 1402-14 117 37.9 36.7 34.6 34.6 28.2 37.1 33 10.5 12.6 13.3 10.2 11.7 10.8 14.6 12.4
Niagara Falls (F) Niagara 3102-25 116 36.5 36.2 30.6 30.6 27.3 43.3 34 9.6 11.3 11.9 10.7 10.9 10.5 14.0 11.8
Niagara Falls (T) Niagara 3102-25 362 40.6 40.1 39.1 34.0 30.9 35.9 34 9.6 11.6 12.3 11.7 11.3 11.2 12.7 11.7
Westfield (F) Chautauqua 0675-01 115 36.6 33.6 32.0 32.0 24.3 34.1 30 7.8 10.2 12.3 8.3 9.7 8.4 11.1 9.7

Footnotes for PM2.5 data:

  • (Annual Means in parentheses are based on <75% available data)
  • *Federal Ambient Air Quality Standard (changed from 65 to 35 µg/m3 on 12/17/06).
  • F=Fed. Reference Method
  • T=TEOM (Tapered Element Oscillating Mirobalance), acceptable for AQI purposes but NOT for NAAQS decisions
  • + Denotes a contravention of Federal AAQS

CARBON MONOXIDE - Continuous Non-Dispersive Infrared

NYSDEC Region 9

Annual Averages 1997 through 2007
Annual Arithmetic Mean (ppm)
Station County Site No. 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007
Niagara Falls Niagara 3102-09 0.3 xx xx xx xx xx xx xx xx xx xx
Niagara Falls Niagara 3102-25 -- 0.4 0.4 0.4 0.3 0.4 0.4 0.2 0.2 0.2 0.2
Buffalo Erie 1401-18 0.5 0.6 0.5 0.5 0.5 0.5 0.5 0.4 0.4 0.4 0.4
Buffalo Downtown Erie 1401-31 0.6 0.6 0.6 0.5 0.5 (0.4) xx xx xx xx xx
Brookside Terrace Erie 1472-14 -- -- -- -- -- -- -- -- -- -- 0.4

Sampling at 1401-31 was terminated on 3/24/02.

Comparison Between NYS Ambient Air Quality and Ambient Air Quality Standards for Calendar Year 2007
Station Site No. One-Hour Average
Maximum not to exceed 35 PPM more than once per calendar year *		 Running 8-Hour Average (Non-Overlapping)
Maximum not to exceed 9 PPM more than once per calendar year *
Observations Highest Values, PPM Observations Highest Values, PPM
Total Obs. % Avail >35 PPM 1st 2nd 3rd Total >9 PPM 1st 2nd 3rd Days> 9 PPM
Niagara Falls 3102-25 8,599 98 0 1.4 1.3 1.2 8,639 0 1.0 0.9 0.9 0
Buffalo 1401-18 8,649 99 0 4.1 2.1 1.8 8,686 0 1.4 1.1 1.1 0
Brookside Terrace 1472-14 4,251 98 0 1.4 1.3 1.2 4,274 0 1.1 1.0 1.0 0

Footnotes for Carbon Monoxide data:

  • (Annual Means in parentheses based on <75% available data)
  • *NYS and Federal Ambient Air Quality Standard
  • + Denotes a contravention of Federal AAQS (9 PPM standard is not exceeded unless 8 hour average >9.4 ppm)

OZONE - Continuous UV Light Absorption

NYSDEC Region 9

Annual Averages 1997 through 2007
Annual Arithmetic Mean (ppm)
Station County Site No. 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007
Middleport Niagara 3120-02 .028 .031 .033 .028 .030 .034 .034 .030 .036 .032 .036
Amherst Erie 1451-03 .023 .028 .028 .026 .028 .031 .028 .028 .030 .028 .030
Westfield Chautauqua 0675-01 .034 .036 .036 .033 .035 .038 .034 .033 .035 .034 .036
Dunkirk Chautauqua 0604-01 --- --- .036 .031 .032 .034 .033 .032 .033 .033 .034

Comparison Between NYS Ambient Air Quality and Ambient Air Quality Standards for Calendar Year 2007
Station Site No. One Hour Averages 4th Highest Daily Maximum 8-Hour Average -Not to exceed an avg of 0.08 ppm during the last 3 years*
Observations Highest Values, PPM
Total Obs. % Avail >.12 PPM 1st 2nd 3rd 4th 2005 2006 2007 Avg
Middleport (Operated 03/29 - 11/06) 3120-02 5,306 99 0 .100 .097 .092 .090 .090 .075 .083 .082
Amherst 1451-03 8,619 98 0 .100 .099 .095 .094 .090 .083 .086 .086 +
Westfield 0675-01 8,598 98 0 .098 .094 .094 .091 .077 .076 .084 .079
Dunkirk 0604-01 8,582 98 0 .106 .105 .096 .096 .089 .084 .086 .086 +

Due to EPA Waiver, % Availability may be based on operational year of less than 12 months (Middleport)

Footnotes for Ozone data:

  • (Annual Means in parentheses based on <75% available data)
  • *NYS and Federal Ambient Air Quality Standard
  • + Denotes a contravention of Federal AAQS (3 year avg of 4th max 8 hr avg >.084 ppm)

NITRIC OXIDE & NITROGEN DIOXIDE - Continuous Chemiluminescence

NYSDEC Region 9

Annual Averages 1997 through 2007
Nitric Oxide - Annual Arithmetic Mean (ppm)
Station County Site No. 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007
Buffalo Erie 1401-18 .018 .021 .021 .021 .018 .015 .019 .015 .016 .012 .014
Amherst Erie 1451-03 .008 .008 .007 .008 .006 .005 .006 .005 .006 .003 .006

Nitrogen Dioxide - Annual Arithmetic Mean (ppm) - Primary Standard (12 month average not to exceed 0.05 PPM *)
Station County Site No. 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007
Buffalo Erie 1401-18 .020 .021 .022 .022 .021 .020 .020 .018 .019 .016 .016
Amherst Erie 1451-03 .016 .015 .016 .015 .015 .013 .013 .012 .013 .011 .010

Comparison Between NYS Ambient Air Quality and Ambient Air Quality Standards for Calendar Year 2007
Station Site No. Nitric Oxide One-Hour Averages Nitrogen Dioxide One-Hour Averages
Observations Highest Values, PPM Observations Highest Values, PPM
Total % Avail 1st 2nd 3rd Total % Avail 1st 2nd 3rd
Buffalo 1401-18 8,531 97 .424 .403 .379 8,531 97 .166 .158 .148
Amherst 1451-03 8,559 98 .114 .109 .094 8,560 98 .109 .074 .055

Footnotes for Oxides of Nitrogen data:

  • (Annual Means in parentheses based on <75% available data)
  • *NYS and Federal Ambient Air Quality Standard
  • + Denotes a contravention of Federal AAQS