Chula Vista
Site ID: 06-073-0001 · 32.6312°N, 117.0591°W
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Monitors
| Parameter | POC | First Year | Last Sample |
|---|---|---|---|
| Suspended particulate (TSP) | 1 | 1974 | 1995-12-29 |
| Soil index (COH) | 1 | 1974 | 1978-12-31 |
| Antimony - 121 (TSP) | 1 | 1999 | 2001-02-24 |
| Arsenic - 75 (TSP) | 1 | 1999 | 2001-02-24 |
| Chromium - 50 (TSP) | 1 | 1999 | 1999-12-20 |
| Chromium - 52 (TSP) | 1 | 2000 | 2001-02-24 |
| Chromium - 53 (TSP) | 1 | 1999 | 1999-11-14 |
| Cobalt - 59 (TSP) | 1 | 1999 | 2001-02-24 |
| Copper - 63 (TSP) | 1 | 1999 | 2001-02-24 |
| Iron - 56 (TSP) | 1 | 1999 | 2000-07-11 |
| Lead - 208 (TSP) | 1 | 1999 | 2001-02-24 |
| Manganese - 55 (TSP) | 1 | 1999 | 2001-02-24 |
| Molybdenum - 98 (TSP) | 1 | 1999 | 2001-02-24 |
| Nickel - 60 (TSP) | 1 | 1999 | 2000-07-11 |
| Strontium - 88 (TSP) | 1 | 1999 | 2001-02-24 |
| Tin - 117 (TSP) | 1 | 1999 | 2000-07-11 |
| Zinc - 66 (TSP) | 1 | 1999 | 2000-07-11 |
| Iron - 57 (TSP) | 1 | 2000 | 2001-02-24 |
| Nickel - 58 (TSP) | 1 | 2000 | 2001-02-24 |
| Zinc - 64 (TSP) | 1 | 2000 | 2001-02-24 |
| Tin - 120 (TSP) | 1 | 2000 | 2001-02-24 |
| Aluminum (TSP) STP | 7 | 1990 | 2003-02-26 |
| Antimony (TSP) STP | 7 | 1992 | 2025-04-19 |
| Arsenic (TSP) STP | 5 | 1985 | 1996-06-26 |
| Arsenic (TSP) STP | 7 | 1990 | 2025-04-19 |
| Beryllium (TSP) STP | 5 | 1985 | 1993-12-27 |
| Beryllium (TSP) STP | 7 | 2013 | 2025-04-19 |
| Barium (TSP) STP | 7 | 1990 | 2003-02-26 |
| Bromine (TSP) STP | 7 | 1990 | 2003-02-26 |
| Cadmium (TSP) STP | 5 | 1985 | 1996-06-26 |
| Cadmium (TSP) STP | 7 | 2007 | 2025-04-19 |
| Calcium (TSP) STP | 7 | 1990 | 2003-02-26 |
| Chromium (TSP) STP | 7 | 1985 | 2025-04-19 |
| Cobalt (TSP) STP | 7 | 1990 | 2025-04-19 |
| Copper (TSP) STP | 7 | 1990 | 2025-04-19 |
| Chromium VI (TSP) STP | 1 | 1991 | 2025-04-19 |
| Iron (TSP) STP | 7 | 1990 | 2025-04-19 |
| Lead (TSP) STP | 7 | 1985 | 2025-04-19 |
| Manganese (TSP) STP | 7 | 1985 | 2025-04-19 |
| Molybdenum (TSP) STP | 7 | 1990 | 2025-04-19 |
| Nickel (TSP) STP | 7 | 1985 | 2025-04-19 |
| Mercury (TSP) STP | 7 | 1990 | 2003-02-26 |
| Platinum (TSP) STP | 7 | 2007 | 2014-12-25 |
| Phosphorus (TSP) STP | 7 | 1990 | 2003-02-26 |
| Selenium (TSP) STP | 7 | 1990 | 2025-04-19 |
| Tin (TSP) STP | 7 | 1992 | 2025-04-19 |
| Titanium (TSP) STP | 7 | 1990 | 2025-04-19 |
| Vanadium (TSP) STP | 7 | 1990 | 2025-04-19 |
| Silicon (TSP) STP | 7 | 1990 | 2003-02-26 |
| Zinc (TSP) STP | 7 | 1990 | 2025-04-19 |
| Strontium (TSP) STP | 7 | 1990 | 2025-04-19 |
| Sulfur (TSP) STP | 7 | 1990 | 2013-12-30 |
| Rubidium (TSP) STP | 7 | 1990 | 2003-02-26 |
| Uranium (TSP) STP | 7 | 1990 | 2003-02-26 |
| Potassium (TSP) STP | 7 | 1990 | 2003-02-26 |
| Yttrium (TSP) STP | 7 | 1990 | 2003-02-26 |
| Zirconium (TSP) STP | 7 | 1990 | 2025-04-19 |
| Chlorine (TSP) | 7 | 1990 | 2003-02-26 |
| Carbon monoxide | 1 | 1979 | 2010-01-31 |
| Carbon monoxide | 2 | 1974 | 1979-10-28 |
| Carbon disulfide | 5 | 2002 | 2006-06-22 |
| Sulfur dioxide | 1 | 1975 | 1975-09-30 |
| Sulfur dioxide | 2 | 1975 | 1975-11-30 |
| Sulfur dioxide | 3 | 1976 | 1979-05-03 |
| Sulfur dioxide | 4 | 1979 | 2011-06-30 |
| Sulfur dioxide | 5 | 2011 | 2011-06-30 |
| Nitric oxide (NO) | 1 | 1974 | 2021-12-20 |
| Nitrogen dioxide (NO2) | 1 | 1975 | 2021-12-20 |
| Nitrogen dioxide (NO2) | 2 | 2021 | 2024-12-31 |
| Oxides of nitrogen (NOx) | 1 | 1979 | 2021-12-20 |
| Total hydrocarbons | 1 | 1974 | 1991-07-01 |
| Total NMOC (non-methane organic compound) | 1 | 1978 | 1991-07-01 |
| Total NMOC (non-methane organic compound) | 2 | ||
| 1,3-Butadiene | 1 | ||
| 1,3-Butadiene | 5 | 1991 | 2025-04-19 |
| Chlorodifluoromethane | 5 | 2010 | 2024-10-21 |
| Methyl tert-butyl ether | 5 | 1997 | 2004-03-28 |
| Formaldehyde | 5 | 1996 | 2025-04-19 |
| Acetaldehyde | 5 | 1996 | 2025-04-19 |
| Propionaldehyde | 5 | 2023 | 2025-04-19 |
| Acrolein - Unverified | 5 | 2003 | 2025-04-19 |
| Butyraldehyde | 5 | 2023 | 2025-04-19 |
| Hexanaldehyde | 5 | 2023 | 2025-04-19 |
| Acetone | 5 | 2003 | 2025-04-19 |
| Methyl ethyl ketone | 5 | 1996 | 2025-04-19 |
| Acetonitrile | 5 | 2003 | 2025-04-19 |
| Acrylonitrile | 5 | 2003 | 2025-04-19 |
| Dichloromethane | 1 | 1985 | 1987-09-27 |
| Dichloromethane | 5 | 1991 | 2025-04-19 |
| Chloroform | 1 | 1985 | 1987-09-27 |
| Chloroform | 5 | 1991 | 2025-04-19 |
| Carbon tetrachloride | 1 | 1985 | 1987-09-27 |
| Carbon tetrachloride | 5 | 1991 | 2025-04-19 |
| Trichlorofluoromethane | 5 | 2017 | 2025-04-19 |
| Methyl chloroform | 1 | 1985 | 1987-09-27 |
| Methyl chloroform | 5 | 1991 | 2025-04-19 |
| Ethylene dichloride | 1 | ||
| Ethylene dichloride | 5 | ||
| Tetrachloroethylene | 1 | 1985 | 1987-09-27 |
| Tetrachloroethylene | 5 | 1991 | 2025-04-19 |
| Bromomethane | 5 | 2002 | 2025-04-19 |
| 1,1,2-Trichloro-1,2,2-trifluoroethane | 5 | 2017 | 2025-04-19 |
| Dichlorodifluoromethane | 5 | 2017 | 2025-04-19 |
| Trichloroethylene | 1 | 1985 | 1987-09-27 |
| Trichloroethylene | 5 | 1991 | 2025-04-19 |
| Carbon Tetrafluoride | 5 | 2010 | 2022-04-23 |
| trans-1,3-Dichloropropene | 5 | 2002 | 2025-04-19 |
| cis-1,3-Dichloropropene | 5 | 2002 | 2025-04-19 |
| 1,1,1,2,2-Pentafluoroethane | 5 | 2010 | 2024-10-21 |
| Ethylene dibromide | 1 | 1985 | 1987-09-27 |
| Ethylene dibromide | 5 | ||
| Halocarbon 134a | 5 | 2010 | 2024-10-21 |
| 1,1-Difluoroethane | 5 | 2010 | 2024-10-21 |
| Total Oxidants | 1 | 1972 | 1974-01-31 |
| Ozone | 1 | 1975 | 2024-12-31 |
| m/p Xylene | 1 | ||
| m/p Xylene | 5 | 1994 | 2025-04-19 |
| Benzene | 1 | 1985 | 1987-09-27 |
| Benzene | 5 | 1991 | 2025-04-19 |
| Toluene | 1 | ||
| Toluene | 5 | 1991 | 2025-04-19 |
| Ethylbenzene | 5 | 1991 | 2025-04-19 |
| o-Xylene | 1 | ||
| o-Xylene | 5 | 1991 | 2025-04-19 |
| m-Xylene | 1 | ||
| m-Xylene | 5 | ||
| p-Xylene | 1 | ||
| p-Xylene | 5 | ||
| Styrene | 5 | 1991 | 2025-04-19 |
| Chlorobenzene | 5 | ||
| 1,2-Dichlorobenzene | 5 | 1991 | 2007-03-25 |
| 1,4-Dichlorobenzene | 5 | 1991 | 2007-03-25 |
| Wind Speed - Scalar | 1 | 1993 | 2024-02-26 |
| Wind Speed - Scalar | 2 | 2024 | 2024-12-31 |
| Wind Speed - Resultant | 1 | 1993 | 2024-02-26 |
| Wind Speed - Resultant | 2 | 2024 | 2024-12-31 |
| Wind Direction - Resultant | 1 | 1993 | 2024-02-26 |
| Wind Direction - Resultant | 2 | 2024 | 2024-12-31 |
| Std Dev Hz Wind Direction | 1 | 2009 | 2024-02-26 |
| Std Dev Hz Wind Direction | 2 | 2024 | 2024-12-31 |
| Outdoor Temperature | 1 | 1998 | 2024-12-31 |
| Indoor Temperature | 1 | 1993 | 2024-12-31 |
| Sample Flow Rate- CV | 1 | 1999 | 2006-12-31 |
| Sample Volume | 1 | 1999 | 2006-12-31 |
| Ambient Min Temperature | 1 | 1999 | 2006-12-31 |
| Ambient Max Temperature | 1 | 1999 | 2006-12-31 |
| Average Ambient Temperature | 1 | 1999 | 2015-12-29 |
| Sample Min Baro Pressure | 1 | 1999 | 2006-12-31 |
| Sample Max Baro Pressure | 1 | 1999 | 2008-03-31 |
| Average Ambient Pressure | 1 | 1999 | 2015-12-29 |
| Elapsed Sample Time | 1 | 1999 | 2006-12-31 |
| PM10 Total 0-10um STP | 1 | 1986 | 1988-03-22 |
| PM10 Total 0-10um STP | 2 | 1988 | 2023-06-29 |
| PM10 Total 0-10um STP | 3 | 2012 | 2024-12-31 |
| Total Carbon PM10 STP | 1 | 1999 | 2001-02-24 |
| Dibenz(A-H)Anthracene PM10 STP | 1 | 1990 | 2005-02-27 |
| Potassium PM10 STP | 2 | 1999 | 2001-02-24 |
| Potassium PM10 STP | 3 | 2003 | 2008-08-04 |
| Chloride PM10 STP | 1 | 1986 | 1988-04-27 |
| Chloride PM10 STP | 2 | 1999 | 2001-02-24 |
| Chloride PM10 STP | 3 | 2003 | 2008-08-04 |
| Benzo(b)Fluranthene PM10 STP | 1 | 1989 | 2005-02-27 |
| Benzo(k)Fluoranthene PM10 STP | 1 | 1989 | 2005-02-27 |
| Benzo(g,h,i)Perylene PM10 STP | 1 | 1990 | 2005-02-27 |
| Benzo(a)Pyrene PM10 STP | 1 | 1988 | 2005-02-27 |
| Indeno[1,2,3-cd] pyrene PM10 STP | 1 | 1990 | 2005-02-27 |
| Ammonium PM10 STP | 1 | 1986 | 1988-04-27 |
| Ammonium PM10 STP | 2 | 1999 | 2001-02-24 |
| Ammonium PM10 STP | 3 | 2003 | 2008-08-04 |
| Nitrate PM10 STP | 1 | 1986 | 1988-04-27 |
| Nitrate PM10 STP | 2 | 1999 | 2001-02-24 |
| Nitrate PM10 STP | 3 | 2003 | 2008-08-04 |
| Sulfate PM10 STP | 1 | 1986 | 1988-04-27 |
| Sulfate PM10 STP | 2 | 1999 | 2001-02-24 |
| Sulfate PM10 STP | 3 | 2003 | 2008-08-04 |
| PM10 - LC | 1 | 1998 | 2021-03-29 |
| PM10 - LC | 2 | 2012 | 2016-12-26 |
| PM2.5 - Local Conditions | 1 | 1999 | 2023-06-29 |
| PM2.5 - Local Conditions | 3 | 2023 | 2024-12-31 |