N.H. Admin. Code Env, Env-A, ch. Env-A 3300, app D

Current through Register No. 50, December 12, 2024
Appendix D - Emissions Limits for Large MWC Units

Pollutant or Parameter

Emission Limit

Averaging Time

Particulate matter

25 milligrams (mg)/dry standard cubic meter (dscm), corrected to 7 % oxygen

3-run average (run duration specified in test method)

Opacity

10 percent (6-minute average)

30 6-minute averages

Cadmium

0.035 mg/dscm, corrected to 7 % oxygen

3-run average (run duration specified in test method)

Lead

0.40 mg/dscm, corrected to 7 % oxygen

3-run average (run duration specified in test method)

Mercury

0.028 mg/dscm, corrected to 7 % oxygen, or 85 % control efficiency

3-run average (run duration specified in test method)

Sulfur dioxide

29 parts per million by volume (ppmv), or 25 % of the potential sulfur dioxide emission concentration, corrected to 7 % oxygen (dry basis)

24-hour daily block geometric average concentration or percent reduction

Hydrogen chloride

29 ppmv, or 5 % of the potential hydrogen chloride emission concentration, corrected to 7 % oxygen (dry basis)

3-run average (minimum run duration is 1 hour)

Dioxins/furans

35 nanograms/dscm (total mass), corrected to 7% oxygen, where an electrostatic precipitator-based emission control system is employed; or

30 nanograms/dscm (total mass) corrected to 7% oxygen, where an electrostatic precipitator-based emission control system is not employed

3-run average (minimum run duration is 4 hours)

N.H. Admin. Code Env, Env-A, ch. Env-A 3300, app D