Wisconsin Administrative Code
Department of Natural Resources
NR 400-499 - Environmental Protection - Air Pollution Control
Chapter NR 448 - Control of beryllium emissions
Section NR 448.03 - Beryllium emission limits
Universal Citation: WI Admin Code ยง NR 448.03
Current through August 26, 2024
(1) Emissions to the atmosphere may not exceed 10 grams of beryllium over a 24-hour period from:
(a) Extraction plants, ceramic plants,
foundries, incinerators and propellant plants which process beryllium ore,
beryllium, beryllium oxide, beryllium alloys or beryllium-containing
waste.
(b) Machine shops which
process beryllium, beryllium oxides or any alloy when the alloy contains more
than 5.0 % beryllium by weight.
(2) The burning of beryllium or beryllium-containing waste, except propellants, is prohibited except in incinerators, emissions from which must comply with sub. (1).
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