DOWNTOWN
Site ID: 04-019-0002 · 32.2221°N, 110.9747°W
Loading map...
Monitors
| Parameter | POC | First Year | Last Sample |
|---|---|---|---|
| Suspended particulate (TSP) | 1 | 1968 | 1984-12-26 |
| Light scatter | 1 | 1972 | 1986-07-25 |
| Cadmium (TSP) STP | 1 | 1975 | 1978-06-25 |
| Lead (TSP) STP | 1 | 1973 | 1978-07-19 |
| Sulfate (TSP) STP | 1 | 1975 | 1984-12-14 |
| Carbon monoxide | 1 | 1973 | 2009-08-13 |
| Total sulfur | 1 | 1973 | 1981-05-30 |
| Nitric oxide (NO) | 1 | 1978 | 1980-05-14 |
| Nitrogen dioxide (NO2) | 1 | 1975 | 1994-02-03 |
| Oxides of nitrogen (NOx) | 1 | 1978 | 1980-05-14 |
| Total hydrocarbons | 1 | 1978 | 1980-05-14 |
| Total NMOC (non-methane organic compound) | 1 | 1975 | 1982-04-28 |
| Methane | 1 | 1978 | 1980-05-15 |
| Ozone | 1 | 1972 | 2009-08-13 |
| PM10 Total 0-10um STP | 1 |