Code of Federal Regulations Title 40. Protection of Environment 40 CFR Pt. 62, Subpt. HHH, Tbl. 3 Table 3 to Subpart HHH of Part 62—Operating Parameters To Be Monitored and Minimum Measurement and Recording Frequencies

Operating parameters to be monitored

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 rate

Once per charge

Once per charge

✓

✓

✓

✓

✓

Maximum FF inlet temperature

Continuous

Once per minute

✓

✓

Maximum flue gas temperature

Continuous

Once per minute

✓

✓

Minimum operating parameters:

Minimum secondary chamber temperature

Continuous

Once per minute

✓

✓

✓

✓

✓

Minimum dioxin/furan sorbent flow rate

Hourly

Once per hour

✓

✓

Minimum HCl sorbent flow rate

Hourly

Once per hour

✓

✓

Minimum mercury (Hg) sorbent flow rate

Hourly

Once per hour

✓

✓

Minimum pressure drop across the wet scrubber or minimum horsepower or amperage to wet scrubber

Continuous

Once per minute

✓

✓

Minimum scrubber liquor flow rate

Continuous

Once per minute

✓

✓

Minimum scrubber liquor pH

Continuous

Once per minute

✓

✓

Minimum reagent flow rate

Hourly

Once per hour

✓