Table 3 - Ambient Air Quality Data
Maine Nitrogen Dioxide

Map of annual average NO2 concentration

Annual average nitrogen dioxide (NO₂) concentration in ppm for sites in Maine. The annual average NO₂ standard is 0.05 ppm.

NAAQS = 0.05 ppm

Graph of annual arithmetic mean NO2 vs. year

Units: 007 ppm

									MAX 1-HR		MAX 24-HR
Site ID	P O C	M T	City	County	Address	YR	REP ORG	# OBS	1ST	2ND	1ST	2ND	ARITH MEAN	METH
23-009-0102	1	2	Bar Harbor	Hancock	Top of Cadillac Mountain	97	001	3010	0.01	0.01			.001?	75
23-031-3002	1	3	Kittery	York	Frisbee School, Goodsoe Road	97	019	8532	0.06	0.052			.011	14

? indicates that the mean does not satisfy summary criteria

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