| Reporting Hourly Data | Compliance Method (# of Units) | Monitoring Method | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Number of reporting units | Number of reporting facilities | Electrical Output | Heat Input | Sorbent Trap | CEMS | CEMS and Sorbent Trap | ||||
| Mercury | Reporting Hourly Data | 463 | 211 | Compliance Method (# of Units) | 142 | 321 | Monitoring Method | 204 | 212 | 47 |