San Francisco-Union Square
Site ID: 06-075-0002 · 37.7880°N, 122.4074°W
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Monitors
| Parameter | POC | First Year | Last Sample |
|---|---|---|---|
| Carbon monoxide | 1 | 1963 | 1964-12-26 |
| Sulfur dioxide | 1 | 1963 | 1964-12-27 |
| Nitric oxide (NO) | 1 | 1962 | 1964-12-27 |
| Nitrogen dioxide (NO2) | 1 | 1964-12-27 | |
| Total hydrocarbons | 1 | 1962 | 1964-12-27 |