SMITHLAND
Site ID: 21-139-0003 · 37.1554°N, 88.3940°W
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Monitors
| Parameter | POC | First Year | Last Sample |
|---|---|---|---|
| Sulfur dioxide | 1 | 2008 | 2011-12-02 |
| SO2 max 5-min avg | 1 | 2010 | 2011-12-02 |
| Ozone | 1 | 1981 | 2025-06-30 |
Site ID: 21-139-0003 · 37.1554°N, 88.3940°W
| Parameter | POC | First Year | Last Sample |
|---|---|---|---|
| Sulfur dioxide | 1 | 2008 | 2011-12-02 |
| SO2 max 5-min avg | 1 | 2010 | 2011-12-02 |
| Ozone | 1 | 1981 | 2025-06-30 |