E-M:/ Monday Smog and PM

["Alex J. Sagady & Associates" <ajs@sagady.com>]

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Enviro-Mich message from "Alex J. Sagady & Associates" <ajs@sagady.com>
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As of 1 PM, most ozone air quality monitors are already
in the 80's (ppb of ozone, 1 hour average), with portions
of SW and SE Michigan in the 90's and Port Huron and
New Haven above 100 in SE Michigan.

Also at 1 PM, Lansing, MI is showing level brown on the
air quality index (unhealthy for sensitive groups) because
of elevated PM 2.5.   Yesterday's maximum 24 hour average in
lansing was 64 micrograms/cubic meter, just under the level
of the new air quality standard for pm 2.5 of 65 ug/m3.

Yesterday, Muskegon and Holland had level purple air pollution,
"very unhealthful"    Holland had the highest 8 hour average of
120 ppb in the time interval of Jan, 1998 to the present.  Kalamazoo's
101 ppb 8 hour average tied high numbers for 1998.

Here are the results from Sunday (yesterday):

8 hour averages ---   85 is the numeric level of the new health standard...

Scottville  83 ppb
Muskegon   110 ppb
Holland   120 ppb
Coloma   101
Kalamazoo  101
Jenison   96
Grand Rapids  91
Evans 84
Houghton Lake 71
Lansing  94
Roselake-Clinton   88
Flint  86
Otisville 78
Harbor Beach  74
Tecumseh  88
Ypsilanti 96
Oak Park  93
Warren  93
Allen Park 84
Detroit Linwood  92
Detroit 7 mile  84
New Haven 88
Port Huron  86
Benzonia   not reported


1 hour readings of note

Muskegon  2 hours over NAAQS max 128
Holland  4 hours over NAAQS Max  131
Coloma   111
Kalamazoo  107
Jenison  102
Ypsilanti  100


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Alex J. Sagady & Associates  http://my.voyager.net/~ajs/sagady.pdf

Environmental Enforcement, Technical Review, Public Policy and
Communications on Air, Water and Waste/Community Environmental Protection

PO Box 39,  East Lansing, MI  48826-0039
(517) 332-6971; (517) 332-8987 (fax); ajs@sagady.com
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