Regulations last checked for updates: Oct 17, 2024

Title 40 - Protection of Environment last revised: Oct 15, 2024
Appendix - Table 3 to Subpart HHH of Part 62—Operating Parameters To Be Monitored and Minimum Measurement and Recording Frequencies
Operating
parameters
to be
monitored
Minimum frequency HMIWI
Data measurement Data recording HMIWI with combustion control only HMIWI with dry scrubber followed by FF HMIWI with wet scrubber HMIWI with dry scrubber followed by FF and wet scrubber HMIWI with SNCR system
Maximum operating parameters:
Maximum charge rateOnce per chargeOnce per charge
Maximum FF inlet temperatureContinuousOnce per minute
Maximum flue gas temperatureContinuousOnce per minute
Minimum operating parameters:
Minimum secondary chamber temperatureContinuousOnce per minute
Minimum dioxin/furan sorbent flow rateHourlyOnce per hour
Minimum HCl sorbent flow rateHourlyOnce per hour
Minimum mercury (Hg) sorbent flow rateHourlyOnce per hour
Minimum pressure drop across the wet scrubber or minimum horsepower or amperage to wet scrubberContinuousOnce per minute
Minimum scrubber liquor flow rateContinuousOnce per minute
Minimum scrubber liquor pHContinuousOnce per minute
Minimum reagent flow rateHourlyOnce per hour
[78 FR 28076, May 13, 2013]
authority: 42 U.S.C. 7401
source: 43 FR 51393, Nov. 3, 1978, unless otherwise noted.