Table 3 - Ambient Air Quality Data
New Hampshire Sulfur Dioxide

Map of annual average SO2 concentration

Annual average sulfur dioxide (SO₂) concentration in ppm for sites in New Hampshire. The annual average SO₂ standard is 0.03 ppm.

NAAQS = 0.14 ppm

Graph of second maximum 24 hour value vs. year

NAAQS = 0.03 ppm

Graph of annual arithmetic mean vs. year

Units: 007 ppm

									MAX 24-HR			MAX 3-HR			MAX 1-HR
Site ID	P O C	M T	City	County	Address	YR	REP ORG	# OBS	1ST	2ND	OBS > ST	1ST	2ND	OBS > ST	1ST	2ND	ARITH MEAN	METH
33-005-0007	1	2	Keene	Cheshire	Railroad Street	97	001	8211	0.024	0.022	0	0.053	0.038	0	0.055	0.053	0.007	23
33-007-0019	1	2	Berlin	Coos	Cates Hill Road	97	902	8718	0.011	0.01	0	0.054	0.027	0	0.084	0.055	0.002	20
33-007-0022	1	2	Berlin	Coos	Off Hutchins St, Town of Success	97	902	8578	0.014	0.012	0	0.044	0.039	0	0.059	0.058	0.003	20
33-007-1007	1	2	Northumberland	Coos	Routes 110 & 3 covered bridge grovet	97	004	8325	0.056	0.029	0	0.132	0.102	0	0.158	0.149	0.004	23
33-011-0016	1	1	Manchester	Hillsborough	Harnett Park, municipal parking lot	97	001	8577	0.038	0.036	0	0.079	0.078	0	0.102	0.092	0.008	23
33-011-1009	1	2	Nashua	Hillsborough	25 Main Street, Matarazzo building	97	001	8474	0.047	0.02	0	0.073	0.072	0	0.073	0.073	0.005	23
33-011-1010	1	2	Nashua	Hillsborough	Sanders Associates parking lot D	97	001	8554	0.02	0.019	0	0.047	0.034	0	0.061	0.048	0.005	23
33-013-0007	1	2	Concord	Merrimack	Storrs Street	97	001	8162	0.016	0.016	0	0.064	0.057	0	0.144	0.078	0.003	23
33-013-1003	1	2	Pembroke	Merrimack	Pembroke Hill, Brickett Hill Road	97	001	8554	0.054	0.053	0	0.163	0.13	0	0.287	0.224	0.005	23
33-015-0009	1	2	Portsmouth	Rockingham	Vaughan Street	97	001	8487	0.021	0.018	0	0.059	0.055	0	0.11	0.088	0.004	23
33-019-0003	1	2	Claremont	Sullivan	South Street	97	001	8536	0.024	0.019	0	0.054	0.049	0	0.058	0.056	0.005	23

? indicates that the mean does not satisfy summary criteria

Steven McDougall / swmcd@theworld.com / 1998 September 27