Yreka
Site ID: 06-093-2001 · 41.7269°N, 122.6336°W
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Monitors
| Parameter | POC | First Year | Last Sample |
|---|---|---|---|
| Suspended particulate (TSP) | 1 | 1974 | 1988-12-29 |
| Soil index (COH) | 1 | 1974 | 1975-01-31 |
| Lead (TSP) STP | 1 | 1975 | 1975-12-16 |
| Carbon monoxide | 1 | 1988 | 1988-03-30 |
| Ozone | 1 | 1981 | 2024-12-31 |
| Sample Flow Rate- CV | 1 | 2005 | 2018-06-30 |
| Sample Volume | 1 | 2005 | 2018-06-30 |
| Ambient Min Temperature | 1 | 2005 | 2018-06-30 |
| Ambient Max Temperature | 1 | 2005 | 2018-06-30 |
| Average Ambient Temperature | 1 | 2005 | 2018-06-30 |
| Sample Min Baro Pressure | 1 | 2005 | 2018-06-30 |
| Sample Max Baro Pressure | 1 | 2005 | 2018-06-30 |
| Average Ambient Pressure | 1 | 2005 | 2018-06-30 |
| Elapsed Sample Time | 1 | 2005 | 2018-06-30 |
| Size fractionated particulate | 1 | ||
| PM10 Total 0-10um STP | 1 | 1986 | 1988-08-01 |
| PM10 Total 0-10um STP | 2 | 1988 | 2015-12-26 |
| Chloride PM10 STP | 1 | 1986 | 1988-04-03 |
| Ammonium PM10 STP | 1 | 1986 | 1988-04-27 |
| Nitrate PM10 STP | 1 | 1985 | 1988-04-27 |
| Sulfate PM10 STP | 1 | 1985 | 1988-04-27 |
| PM10 - LC | 1 | 1998 | 2015-12-26 |
| PM2.5 - Local Conditions | 1 | 2005 | 2018-06-30 |
| PM2.5 - Local Conditions | 3 | 2018 | 2024-12-31 |