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Federal regulations · Through 2026-08-25 · Newer source version available

40 CFR 98.290: Definition of the source category.

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Where this section sits in the code
  1. Title 40—Protection of Environment
  2. CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY
  3. SUBCHAPTER C—AIR PROGRAMS
  4. PART 98—MANDATORY GREENHOUSE GAS REPORTING
  5. Subpart CC—Soda Ash Manufacturing

(a) A soda ash manufacturing facility is any facility with a manufacturing line that produces soda ash by one of the methods in paragraphs (a)(1) through (3) of this section:

(1) Calcining trona.

(2) Calcining sodium sesquicarbonate.

(3) Using a liquid alkaline feedstock process that directly produces CO2.

(b) In the context of the soda ash manufacturing sector, “calcining” means the thermal/chemical conversion of the bicarbonate fraction of the feedstock to sodium carbonate.

Collected 2026-08-27T02:26:04Z. Source file · JSON

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