SECTION 112.226. Recordkeeping Requirements

The owner or operator shall maintain records in written or electronic format sufficient to demonstrate compliance with each applicable requirement for a minimum of five years, including but not limited to the following:

(1) records in units of pounds per hour (lb/hr) of production of carbon black for each grade of carbon black from each carbon black production unit;

(2) daily records of sulfur content by weight of the carbon black oil feedstock;

(3) daily records of sulfur content by weight of the carbon black produced for each grade of carbon black produced by each carbon black production unit;

(4) records of continuous carbon black oil feedstock flow rates for each carbon black production unit;

(5) records of continuous tail gas volumetric flow rates to each tail gas combustion device covered by §112.222 of this title (relating to Control Requirements);

(6) for each block one-hour period of operation of a carbon black production unit, the required mass balance calculations of emissions of sulfur dioxide (SO₂) from each emission point number (EPN) for those sources in operation without a continuous emissions monitoring system for SO₂;

(7) the continuous SO₂ emissions monitoring data for each EPN in operation with a CEMS for SO₂;

(8) documentation of any period that emission limits or standards were exceeded, and copies of exceedance reports submitted to the appropriate Texas Commission on Environmental Quality regional office; and

(9) copies of test reports for tests conducted in accordance with §112.225 and associated records.

Source Note: The provisions of this §112.226 adopted to be effective October 27, 2022, 47 TexReg 6985