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 | 0.4 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 - daily limit | 77 ppm by volume (ppmv), or 50% of the potential sulfur dioxide emission concentration, corrected to 7% oxygen (dry basis) | 24-hour daily block geometric average concentration or percent reduction |
Sulfur dioxide - monthly limit | 29 parts ppmv, or 25% of the potential sulfur dioxide emission concentration, corrected to 7% oxygen (dry basis) | Monthly 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 (dry basis), where an electrostatic precipitator-based emission control system is employed; or 30 nanograms/dscm (total mass), corrected to 7% oxygen (dry basis), where an electrostatic precipitator-based emission control system is not employed | 3-run average (minimum run duration is 4 hours) |
Fugitive ash | Visible emissions for no more than 5% of hourly observation period | 3 1-hour observation periods |
N.H. Admin. Code Env, Env-A, ch. Env-A 3300, app E