January 10, 1980IN THE MATTER OF: R78—10PARTICULATE EMISSIONS FROM STEELMILLS (Revisions to Rule 203(d)of Chapter 2)OPINION OF THE BOARD (by Mr.
After identifying
geographical areas which are nonattainment for TSP levels,the Agency determined which sources were contributing to highTSP levels.
96 1/2, §7401 et seq., the Illinois Institute of Natural
Resources on March 28, 1979, filed IINR Doc.
This Opinion supports that Order.
EXISTING AIR QUALITY
The Agency submitted information on total suspended particulate (TSP) monitoring and modeling studies which showedthat high ambient levels of TSP are as...
Allowed
scantmp1
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