40 CFR Table 8
Model Rule—Requirements for Stack Tests
June 9, 2020
Open Table
| To measure the following pollutants | Use the following methods in appendix A of this part to determine the sampling location | Use the following methods in appendix A of this part to measure pollutant concentration | Also note the following additional information |
|---|---|---|---|
| 1. Organics | |||
| Dioxins/Furans | Method 1 | Method 23a | The minimum sampling time must be 4 hours per test run while the municipal waste combustion unit is operating at full load. |
| 2. Metals | |||
| Cadmium | Method 1 | Method 29a | Compliance testing must be performed while the municipal waste combustion unit is operating at full load. |
| Lead | Method 1 | Method 29a | Compliance testing must be performed while the municipal waste combustion unit is operating at full load. |
| Mercury | Method 1 | Method 29a | Compliance testing must be performed while the municipal waste combustion unit is operating at full load. |
| Opacity | Method 9 | Method 9 | Use Method 9 to determine compliance with opacity limits. 3-hour observation period (thirty 6-minute averages). |
| Particulate Matter | Method 1 | Method 5 or 29 | The minimum sample volume must be 1.0 cubic meters. The probe and filter holder heating systems in the sample train must be set to provide a gas temperature no greater than 160 ±14 °C. The minimum sampling time is 1 hour. |
| 3. Acid Gasesb | |||
| Hydrogen Chloride | Method 1 | Method 26 or 26Aa | Test runs must be at least 1 hour long while the municipal waste combustion unit is operating at full load. |
| 4. Otherb | |||
| Fugitive Ash | Not applicable | Method 22 (visible emissions) | The three 1-hour observation period must include periods when the facility transfers fugitive ash from the municipal waste combustion unit to the area where the fugitive ash is stored or loaded into containers or trucks. |
aMust simultaneously measure oxygen (or carbon dioxide) using Method 3A or 3B in appendix A of this part.
bUse CEMS to test sulfur dioxide, nitrogen oxide, and carbon monoxide. Stack tests are not required except for quality assurance requirements in appendix F of this part.
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