WASHINGTON HS
Site ID: 17-031-0022 · 41.6872°N, 87.5393°W
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Monitors
| Parameter | POC | First Year | Last Sample |
|---|---|---|---|
| Suspended particulate (TSP) | 1 | ||
| Suspended particulate (TSP) | 2 | 1965 | 2025-06-30 |
| Arsenic (TSP) STP | 1 | 1982 | 1989-05-16 |
| Arsenic (TSP) STP | 2 | 1988 | 2009-12-27 |
| Beryllium (TSP) STP | 1 | 1982 | 1990-10-01 |
| Beryllium (TSP) STP | 2 | 1986 | 1989-12-18 |
| Barium (TSP) STP | 1 | 1982 | 1990-10-01 |
| Cadmium (TSP) STP | 1 | 1982 | 1990-10-01 |
| Cadmium (TSP) STP | 2 | 1986 | 2009-12-27 |
| Chromium (TSP) STP | 1 | 1982 | 1990-10-01 |
| Chromium (TSP) STP | 2 | 1986 | 2009-12-27 |
| Cobalt (TSP) STP | 1 | 1982 | 1989-05-16 |
| Copper (TSP) STP | 1 | 1982 | 1990-10-01 |
| Iron (TSP) STP | 1 | 1982 | 1990-10-01 |
| Iron (TSP) STP | 2 | 1985 | 2009-12-27 |
| Lead (TSP) STP | 1 | 1982 | 1990-10-01 |
| Lead (TSP) STP | 2 | 1979 | 2009-12-27 |
| Manganese (TSP) STP | 1 | 1982 | 1990-10-01 |
| Manganese (TSP) STP | 2 | 1985 | 2009-12-27 |
| Molybdenum (TSP) STP | 1 | 1982 | 1990-10-01 |
| Nickel (TSP) STP | 1 | 1982 | 1990-10-01 |
| Nickel (TSP) STP | 2 | 1986 | 2009-12-27 |
| Selenium (TSP) STP | 2 | 1988 | 1989-01-28 |
| Vanadium (TSP) STP | 1 | 1982 | 1990-10-01 |
| Zinc (TSP) STP | 1 | 1982 | 1990-10-01 |
| Nitrate (TSP) STP | 1 | 1985 | 2009-12-27 |
| Sulfate (TSP) STP | 1 | 1985 | 2009-12-27 |
| Arsenic (TSP) LC | 2 | 2010 | 2011-12-11 |
| Cadmium (TSP) LC | 2 | 2010 | 2025-06-30 |
| Chromium (TSP) LC | 2 | 2010 | 2025-06-30 |
| Iron (TSP) LC | 2 | 2010 | 2025-06-30 |
| Lead (TSP) LC | 2 | 2010 | 2025-06-30 |
| Lead (TSP) LC | 9 | 2013 | 2013-03-29 |
| Manganese (TSP) LC | 2 | 2010 | 2025-06-30 |
| Nickel (TSP) LC | 2 | 2010 | 2025-06-30 |
| Nitrate (TSP) LC | 1 | 2010 | 2011-11-29 |
| Sulfate (TSP) LC | 1 | 2010 | 2011-12-17 |
| Sulfate (TSP) LC | 2 | 2010 | 2010-03-27 |
| Polycyclic organic matter (TSP) STP | 2 | 2000 | 2000-12-26 |
| Benzo[a]pyrene (TSP) STP | 1 | 1982 | 1989-08-20 |
| Dibenzo[b,e][1,4]dioxin,2,3,7,8-tetrachloro (TSP) STP | 2 | 2000 | 2000-12-26 |
| Sulfur dioxide | 1 | 1968 | 1978-06-25 |
| Sulfur dioxide | 2 | 1986 | 1986-09-17 |
| Nitrogen dioxide (NO2) | 1 | 1974 | 1974-12-25 |
| Nitrogen dioxide (NO2) | 2 | 1974 | 1979-12-29 |
| n-Dodecane | 1 | ||
| n-Dodecane | 2 | ||
| Tridecene | 1 | ||
| Tridecene | 2 | ||
| n-Tridecane | 1 | ||
| n-Tridecane | 2 | ||
| Propyne | 1 | ||
| Propyne | 2 | ||
| 1-Octene | 1 | ||
| 1-Octene | 2 | ||
| Ethane | 1 | ||
| Ethane | 2 | ||
| Ethylene | 1 | ||
| Ethylene | 2 | ||
| Propane | 1 | ||
| Propane | 2 | ||
| Propylene | 1 | 1994 | 1995-04-26 |
| Propylene | 2 | 1994 | 1995-02-08 |
| Propylene | 7 | ||
| Propylene | 9 | ||
| Acetylene | 1 | 1994 | 1995-04-26 |
| Acetylene | 2 | 1994 | 1995-02-08 |
| Acetylene | 7 | ||
| Acetylene | 9 | ||
| n-Butane | 1 | ||
| n-Butane | 2 | ||
| Isobutane | 1 | ||
| Isobutane | 2 | ||
| trans-2-Butene | 1 | ||
| trans-2-Butene | 2 | ||
| cis-2-Butene | 1 | ||
| cis-2-Butene | 2 | ||
| 1,3-Butadiene | 1 | 1994 | 1995-04-26 |
| 1,3-Butadiene | 2 | 1994 | 1995-02-08 |
| 1,3-Butadiene | 3 | 2000 | 2000-12-26 |
| 1,3-Butadiene | 7 | ||
| 1,3-Butadiene | 9 | ||
| n-Pentane | 1 | ||
| n-Pentane | 2 | ||
| Isopentane | 1 | ||
| Isopentane | 2 | ||
| 1-Pentene | 1 | ||
| 1-Pentene | 2 | ||
| 2-Methyl-1-butene | 1 | ||
| 2-Methyl-1-butene | 2 | ||
| trans-2-Pentene | 1 | ||
| trans-2-Pentene | 2 | ||
| cis-2-Pentene | 1 | ||
| cis-2-Pentene | 2 | ||
| 2-Methyl-2-butene | 1 | ||
| 2-Methyl-2-butene | 2 | ||
| 3-Methylpentane | 1 | ||
| 3-Methylpentane | 2 | ||
| n-Hexane | 1 | ||
| n-Hexane | 2 | ||
| n-Heptane | 1 | ||
| n-Heptane | 2 | ||
| n-Octane | 1 | 1994 | 1995-04-26 |
| n-Octane | 2 | 1994 | 1995-02-08 |
| n-Octane | 7 | ||
| n-Octane | 9 | ||
| 4-Methyl-1-pentene | 1 | ||
| 4-Methyl-1-pentene | 2 | ||
| n-Nonane | 1 | ||
| n-Nonane | 2 | ||
| 2-Ethyl-1-butene | 1 | ||
| 2-Ethyl-1-butene | 2 | ||
| n-Decane | 1 | ||
| n-Decane | 2 | ||
| Cyclopentane | 1 | ||
| Cyclopentane | 2 | ||
| Isoprene | 1 | ||
| Isoprene | 2 | ||
| 2,2-Dimethylbutane | 1 | ||
| 2,2-Dimethylbutane | 2 | ||
| 1-Hexene | 1 | ||
| 1-Hexene | 2 | ||
| 2-Methyl-1-pentene | 1 | ||
| 2-Methyl-1-pentene | 2 | ||
| 2,4-Dimethylpentane | 1 | ||
| 2,4-Dimethylpentane | 2 | ||
| Cyclohexane | 1 | ||
| Cyclohexane | 2 | ||
| 3-Methylhexane | 1 | ||
| 3-Methylhexane | 2 | ||
| 2,2,4-Trimethylpentane | 1 | ||
| 2,2,4-Trimethylpentane | 2 | ||
| 2,3,4-Trimethylpentane | 1 | ||
| 2,3,4-Trimethylpentane | 2 | ||
| 3-Methylheptane | 1 | ||
| 3-Methylheptane | 2 | ||
| alpha.-Pinene | 1 | ||
| alpha.-Pinene | 2 | ||
| beta.-Pinene | 1 | ||
| beta.-Pinene | 2 | ||
| Methylcyclohexane | 1 | ||
| Methylcyclohexane | 2 | ||
| Methylcyclopentane | 1 | ||
| Methylcyclopentane | 2 | ||
| 2-Methylhexane | 1 | ||
| 2-Methylhexane | 2 | ||
| Isobutene | 1 | ||
| Isobutene | 2 | ||
| 1-Nonene | 1 | ||
| 1-Nonene | 2 | ||
| 1-Butene | 1 | ||
| 1-Butene | 2 | ||
| 3-Methyl-1-butene | 1 | ||
| 3-Methyl-1-butene | 2 | ||
| Cyclopentene | 1 | ||
| Cyclopentene | 2 | ||
| 2,3-Dimethylbutane | 1 | ||
| 2,3-Dimethylbutane | 2 | ||
| 2-Methylpentane | 1 | ||
| 2-Methylpentane | 2 | ||
| trans-2-Hexene | 1 | ||
| trans-2-Hexene | 2 | ||
| cis-2-Hexene | 1 | ||
| cis-2-Hexene | 2 | ||
| 2,3-Dimethylpentane | 1 | ||
| 2,3-Dimethylpentane | 2 | ||
| 2-2-3-Trimethylpentane | 1 | ||
| 2-2-3-Trimethylpentane | 2 | ||
| 1-Decene | 1 | ||
| 1-Decene | 2 | ||
| 1-Undecene | 1 | ||
| 1-Undecene | 2 | ||
| 1-Heptene | 1 | ||
| 1-Heptene | 2 | ||
| Dodecene | 1 | ||
| Dodecene | 2 | ||
| Formaldehyde | 2 | 2000 | 2000-12-26 |
| Acetaldehyde | 2 | 2000 | 2000-12-26 |
| Chloromethane | 1 | 1994 | 1995-04-26 |
| Chloromethane | 2 | 1994 | 1995-02-08 |
| Chloromethane | 7 | ||
| Chloromethane | 9 | ||
| Dichloromethane | 1 | 1994 | 1995-04-26 |
| Dichloromethane | 2 | 1994 | 1995-02-08 |
| Dichloromethane | 3 | 2000 | 2000-12-26 |
| Dichloromethane | 7 | ||
| Dichloromethane | 9 | ||
| Chloroform | 1 | 1994 | 1995-04-26 |
| Chloroform | 2 | 1994 | 1995-02-08 |
| Chloroform | 3 | 2000 | 2000-12-26 |
| Chloroform | 7 | ||
| Chloroform | 9 | ||
| Carbon tetrachloride | 1 | 1994 | 1995-04-26 |
| Carbon tetrachloride | 2 | 1994 | 1995-02-08 |
| Carbon tetrachloride | 3 | 2000 | 2000-12-26 |
| Carbon tetrachloride | 7 | ||
| Carbon tetrachloride | 9 | ||
| Bromoform | 1 | 1994 | 1995-04-26 |
| Bromoform | 2 | 1994 | 1995-02-08 |
| Bromoform | 7 | ||
| Bromoform | 9 | ||
| Chloroethane | 1 | 1994 | 1995-04-26 |
| Chloroethane | 2 | 1994 | 1995-02-08 |
| Chloroethane | 7 | ||
| Chloroethane | 9 | ||
| 1,1-Dichloroethane | 1 | 1994 | 1995-04-26 |
| 1,1-Dichloroethane | 2 | 1994 | 1995-02-08 |
| 1,1-Dichloroethane | 7 | ||
| 1,1-Dichloroethane | 9 | ||
| Methyl chloroform | 1 | 1994 | 1995-04-26 |
| Methyl chloroform | 2 | 1994 | 1995-02-08 |
| Methyl chloroform | 7 | ||
| Methyl chloroform | 9 | ||
| Ethylene dichloride | 1 | 1994 | 1995-04-26 |
| Ethylene dichloride | 2 | 1994 | 1995-02-08 |
| Ethylene dichloride | 7 | ||
| Ethylene dichloride | 9 | ||
| Tetrachloroethylene | 1 | 1994 | 1995-04-26 |
| Tetrachloroethylene | 2 | 1994 | 1995-02-08 |
| Tetrachloroethylene | 3 | 2000 | 2000-12-26 |
| Tetrachloroethylene | 7 | ||
| Tetrachloroethylene | 9 | ||
| 1,1,2,2-Tetrachloroethane | 1 | 1994 | 1995-04-26 |
| 1,1,2,2-Tetrachloroethane | 2 | 1994 | 1995-02-08 |
| 1,1,2,2-Tetrachloroethane | 7 | ||
| 1,1,2,2-Tetrachloroethane | 9 | ||
| Bromomethane | 1 | 1994 | 1995-04-26 |
| Bromomethane | 2 | 1994 | 1995-02-08 |
| Bromomethane | 7 | ||
| Bromomethane | 9 | ||
| 1,1,2-Trichloroethane | 1 | 1994 | 1995-04-26 |
| 1,1,2-Trichloroethane | 2 | 1994 | 1995-02-08 |
| 1,1,2-Trichloroethane | 7 | ||
| 1,1,2-Trichloroethane | 9 | ||
| Trichloroethylene | 1 | 1994 | 1995-04-26 |
| Trichloroethylene | 2 | 1994 | 1995-02-08 |
| Trichloroethylene | 3 | 2000 | 2000-12-26 |
| Trichloroethylene | 7 | ||
| Trichloroethylene | 9 | ||
| Bromodichloromethane | 1 | 1994 | 1995-04-26 |
| Bromodichloromethane | 2 | 1994 | 1995-02-08 |
| Bromodichloromethane | 7 | ||
| Bromodichloromethane | 9 | ||
| 1,2-Dichloropropane | 1 | 1994 | 1995-04-26 |
| 1,2-Dichloropropane | 2 | 1994 | 1995-02-08 |
| 1,2-Dichloropropane | 7 | ||
| 1,2-Dichloropropane | 9 | ||
| trans-1,3-Dichloropropene | 1 | 1994 | 1995-04-26 |
| trans-1,3-Dichloropropene | 2 | 1994 | 1995-02-08 |
| trans-1,3-Dichloropropene | 7 | ||
| trans-1,3-Dichloropropene | 9 | ||
| cis-1,3-Dichloropropene | 1 | 1994 | 1995-04-26 |
| cis-1,3-Dichloropropene | 2 | 1994 | 1995-02-08 |
| cis-1,3-Dichloropropene | 7 | ||
| cis-1,3-Dichloropropene | 9 | ||
| Dibromochloromethane | 1 | 1994 | 1995-04-26 |
| Dibromochloromethane | 2 | 1994 | 1995-02-08 |
| Dibromochloromethane | 7 | ||
| Dibromochloromethane | 9 | ||
| Chloroprene | 1 | 1994 | 1995-04-26 |
| Chloroprene | 2 | 1994 | 1995-02-08 |
| Chloroprene | 7 | ||
| Chloroprene | 9 | ||
| Bromochloromethane | 1 | 1994 | 1995-04-26 |
| Bromochloromethane | 2 | 1994 | 1995-02-08 |
| Bromochloromethane | 7 | ||
| Bromochloromethane | 9 | ||
| trans-1,2-Dichloroethylene | 1 | 1994 | 1995-04-26 |
| trans-1,2-Dichloroethylene | 2 | 1994 | 1995-02-08 |
| trans-1,2-Dichloroethylene | 7 | ||
| trans-1,2-Dichloroethylene | 9 | ||
| cis-1,2-Dichloroethene | 1 | ||
| cis-1,2-Dichloroethene | 2 | ||
| Vinyl chloride | 1 | 1994 | 1995-04-26 |
| Vinyl chloride | 2 | 1994 | 1995-02-08 |
| Vinyl chloride | 7 | ||
| Vinyl chloride | 9 | ||
| n-Undecane | 1 | ||
| n-Undecane | 2 | ||
| 2-Methylheptane | 1 | ||
| 2-Methylheptane | 2 | ||
| m/p Xylene | 1 | 1994 | 1995-04-26 |
| m/p Xylene | 2 | 1994 | 1995-02-08 |
| m/p Xylene | 7 | ||
| m/p Xylene | 9 | ||
| Styrene and o-xylene | 7 | ||
| Styrene and o-xylene | 9 | ||
| Benzene | 1 | 1994 | 1995-04-26 |
| Benzene | 2 | 1994 | 1995-02-08 |
| Benzene | 3 | 2000 | 2000-12-26 |
| Benzene | 7 | ||
| Benzene | 9 | ||
| Toluene | 1 | 1994 | 1995-04-26 |
| Toluene | 2 | 1994 | 1995-02-08 |
| Toluene | 3 | 2000 | 2000-12-26 |
| Toluene | 7 | ||
| Toluene | 9 | ||
| Ethylbenzene | 1 | 1994 | 1995-04-26 |
| Ethylbenzene | 2 | 1994 | 1995-02-08 |
| Ethylbenzene | 7 | ||
| Ethylbenzene | 9 | ||
| o-Xylene | 1 | 1994 | 1995-04-26 |
| o-Xylene | 2 | 1994 | 1995-02-08 |
| 1,3,5-Trimethylbenzene | 1 | ||
| 1,3,5-Trimethylbenzene | 2 | ||
| 1,2,4-Trimethylbenzene | 1 | ||
| 1,2,4-Trimethylbenzene | 2 | ||
| n-Propylbenzene | 1 | ||
| n-Propylbenzene | 2 | ||
| Isopropylbenzene | 1 | ||
| Isopropylbenzene | 2 | ||
| o-Ethyltoluene | 1 | ||
| o-Ethyltoluene | 2 | ||
| m-Ethyltoluene | 1 | ||
| m-Ethyltoluene | 2 | ||
| p-Diethylbenzene | 1 | ||
| p-Diethylbenzene | 2 | ||
| Styrene | 1 | 1994 | 1995-04-26 |
| Styrene | 2 | 1994 | 1995-02-08 |
| 1,2,3-Trimethylbenzene | 1 | ||
| 1,2,3-Trimethylbenzene | 2 | ||
| Benzene, 1-ethenyl-4-methyl | 1 | ||
| Benzene, 1-ethenyl-4-methyl | 2 | ||
| Chlorobenzene | 1 | 1994 | 1995-04-26 |
| Chlorobenzene | 2 | 1994 | 1995-02-08 |
| Chlorobenzene | 7 | ||
| Chlorobenzene | 9 | ||
| 1,2-Dichlorobenzene | 1 | 1994 | 1995-04-26 |
| 1,2-Dichlorobenzene | 2 | 1994 | 1995-02-08 |
| 1,2-Dichlorobenzene | 7 | ||
| 1,2-Dichlorobenzene | 9 | ||
| 1,3-Dichlorobenzene | 1 | 1994 | 1995-04-26 |
| 1,3-Dichlorobenzene | 2 | 1994 | 1995-02-08 |
| 1,3-Dichlorobenzene | 7 | ||
| 1,3-Dichlorobenzene | 9 | ||
| 1,4-Dichlorobenzene | 1 | 1994 | 1995-04-26 |
| 1,4-Dichlorobenzene | 2 | 1994 | 1995-02-08 |
| 1,4-Dichlorobenzene | 7 | ||
| 1,4-Dichlorobenzene | 9 | ||
| Sample Flow Rate- CV | 1 | 2000 | 2012-05-21 |
| Sample Volume | 1 | 2000 | 2012-05-21 |
| Ambient Min Temperature | 1 | 2000 | 2012-05-21 |
| Ambient Max Temperature | 1 | 2000 | 2012-05-21 |
| Average Ambient Temperature | 1 | 2000 | 2016-04-30 |
| Average Ambient Temperature | 9 | 2013 | 2016-04-30 |
| Sample Min Baro Pressure | 1 | 2000 | 2012-05-21 |
| Sample Max Baro Pressure | 1 | 2000 | 2012-05-21 |
| Average Ambient Pressure | 1 | 2000 | 2016-04-30 |
| Average Ambient Pressure | 9 | 2013 | 2016-04-30 |
| Elapsed Sample Time | 1 | 2000 | 2012-05-21 |
| PM10 Total 0-10um STP | 1 | 1988 | 1998-12-31 |
| PM10 Total 0-10um STP | 2 | 1984 | 1987-12-31 |
| PM10 Total 0-10um STP | 3 | 2001 | 2025-09-30 |
| PM10 Total 0-10um STP | 4 | 2001 | 2024-12-31 |
| PM2.5 STP | 1 | 1997 | 1998-12-31 |
| Arsenic PM10 STP | 1 | 1992 | 1992-12-26 |
| Cadmium PM10 STP | 1 | 1992 | 1992-12-26 |
| Chromium PM10 STP | 1 | 1992 | 1992-12-26 |
| Iron PM10 STP | 1 | 1992 | 1992-12-26 |
| Lead PM10 STP | 1 | 1992 | 1992-12-26 |
| Manganese PM10 STP | 1 | 1992 | 1992-12-26 |
| Nickel PM10 STP | 1 | 1992 | 1992-12-26 |
| Nitrate PM10 STP | 1 | 1992 | 1992-12-26 |
| Sulfate PM10 STP | 1 | 1992 | 1992-12-26 |
| PM10 - LC | 1 | 1998 | 1998-12-31 |
| PM2.5 - Local Conditions | 1 | 1999 | 2024-12-29 |
| PM2.5 - Local Conditions | 3 | 2025 | 2025-09-30 |
| PM2.5 - Local Conditions | 9 | 2013 | 2025-08-29 |
| PM2.5 Raw Data | 1 | 2011 | 2013-12-30 |
| PM2.5 Raw Data | 3 | 2003 | 2013-03-31 |
| PM2.5 Raw Data | 9 | 2013 | 2013-12-30 |
| Acceptable PM2.5 AQI & Speciation Mass | 3 | 2007 | 2013-03-31 |