NYC 9/11 Public Portal Document
LEAD - High Volume Air Samplers (Glass Fiber Filters)
NYSDEC Region 2
Metropolitan Air Quality Control Region
Annual Geometric Means ( ug/m’) 1989 through 1999
Station Site No. 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 199^
Midtown 7093-12 0.04 0.04 0.05 0.05 0.08 XX
Greenpoint 7095-01 0.08 0.09 0.08 0.09 0.07 0.07 (0.08) 0.07 0.06
PS 314 7095-07N 0.06 (0.04) 0.04 0.04 0.05 0.04 XX XX XX XX
Susan Wagner 7097-01 0.03 0.02 0.02 0.02 0.02 0.03
PS 26 7097-02 0.03 0.03 0.03 0.03 XX XX
==
Sampling at 7095-07 was terminated on 12/31/95; at 7097-02 on 03/31/97; and at 7093-12 on 12/31/98.
Comparison Between NYS Ambient Air Quality and Ambient Air Quality Standards for Calendar Year 1999
QUARTERLY AVERAGES
24-Hoiu’ Concentrations - ug/m^ Maximum not to exceed 1.5 ug/m^ ’
Maximum 2"'^ Max. I 3"* Max. Highest Values, ug/m’ [Quarter]
Total %
Station Site No. Obs. Avail Value Date Value Date Date P' 2nd
Value S'"
Greenpoint 7095-01 50 82 0.41 03/19 0.37 11/08 0.36 12/02 0.10 [4th] 0.10 [1st] 0.08 [2"’=]
Susan Wagner 7097-01 48 79 0.04 06/23 0.03 07/29 0.02 08/22 0.02 [2"“] 0.02 [3rd] 0.02 [H
(Annual Means in parentheses are based on less than 75% available data)W - Wedding Sampler D - Dichotomous Sampler [Date of Occurrence]
NYC-WTC_000186107
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