Pennsylvania Code & Bulletin
COMMONWEALTH OF PENNSYLVANIA

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25 Pa. Code § 131.3. Ambient air quality standards.

§ 131.3. Ambient air quality standards.

 The following standards apply and, unless otherwise stated, are maximum values that may not be exceeded:

Concentrations Averaged Over
Contaminant
1-Year30-Days24-Hours1-Hour
Settled particulate (total).8 mg./cm.2/mo.1.5 mg./cm.2/mo.
Beryllium.01 µg./m.3
Fluorides (total soluble, as HF)
5 µg./m.3
Hydrogen sulfide
.005 p.p.m..1 p.p.m.

Source

   The provisions of this §  131.3 adopted September 10, 1971, effective September 11, 1971, 1 Pa.B. 1804; amended March 3, 1972, effective March 20, 1972, 2 Pa.B. 383; amended August 12, 1983, effective August 13, 1983, 13 Pa.B. 2478; amended September 4, 1998, effective September 5, 1998, 28 Pa.B. 4525. Immediately preceding text appears at serial pages (233605) to (233606).

Cross References

   This section cited in 25 Pa. Code §  131.2 (relating to National Ambient Air Quality Standards); 25 Pa. Code §  131.4 (relating to application of ambient air quality standards); 25 Pa. Code §  273.217 (relating to air resources protection); 25 Pa. Code §  277.217 (relating to air resources protection); 25 Pa. Code §  283.218 (relating to air resources protection); 25 Pa. Code §  288.217 (relating to air resources protection); 25 Pa. Code §  289.227 (relating to air resources protection); 25 Pa. Code §  290.411 (relating to storage impoundments—operating requirements); and 25 Pa. Code §  297.218 (relating to air resources protection).



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