TAKOMA SCHOOL
Site ID: 11-001-0025 · 38.5832°N, 77.1219°W
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Monitors
| Parameter | POC | First Year | Last Sample |
|---|---|---|---|
| Suspended particulate (TSP) | 1 | 1980 | 1985-01-25 |
| Arsenic (TSP) STP | 5 | 1989 | 1989-12-12 |
| Beryllium (TSP) STP | 5 | 1990 | 1991-02-23 |
| Barium (TSP) STP | 5 | 1989 | 1991-02-23 |
| Cadmium (TSP) STP | 5 | 1989 | 1991-02-23 |
| Chromium (TSP) STP | 5 | 1989 | 1989-12-12 |
| Cobalt (TSP) STP | 5 | 1989 | 1989-12-12 |
| Copper (TSP) STP | 5 | 1989 | 1991-02-23 |
| Iron (TSP) STP | 5 | 1989 | 1991-02-23 |
| Lead (TSP) STP | 5 | 1989 | 1991-02-23 |
| Manganese (TSP) STP | 5 | 1989 | 1991-02-23 |
| Molybdenum (TSP) STP | 5 | 1989 | 1991-02-23 |
| Nickel (TSP) STP | 5 | 1989 | 1991-02-23 |
| Vanadium (TSP) STP | 5 | 1989 | 1991-02-23 |
| Zinc (TSP) STP | 5 | 1989 | 1991-02-23 |
| Benzo[a]pyrene (TSP) STP | 5 | 1989 | 1989-12-12 |
| Nitric oxide (NO) | 1 | 1980 | 2010-12-31 |
| Nitrogen dioxide (NO2) | 1 | 1980 | 2010-12-31 |
| Oxides of nitrogen (NOx) | 1 | 1990 | 2010-12-31 |
| Propylene | 1 | 1989 | 1989-04-16 |
| Propylene | 2 | 1989 | 1989-03-23 |
| Propylene | 3 | 1989 | 1989-03-23 |
| Propylene | 4 | 1989 | 1989-03-23 |
| Propylene | 5 | 1993 | 1994-06-19 |
| Propylene | 7 | 1990 | 1992-04-12 |
| Propylene | 9 | 1990 | 1992-03-05 |
| Acetylene | 1 | 1989 | 1989-04-16 |
| Acetylene | 2 | 1989 | 1989-03-23 |
| Acetylene | 3 | 1989 | 1989-03-23 |
| Acetylene | 4 | 1989 | 1989-03-23 |
| Acetylene | 7 | 1990 | 1992-04-12 |
| Acetylene | 9 | 1990 | 1992-03-05 |
| Freon 113 | 5 | 1993 | 1994-06-19 |
| Freon 114 | 5 | 1993 | 1994-06-19 |
| 1,3-Butadiene | 1 | 1989 | 1989-04-16 |
| 1,3-Butadiene | 2 | 1989 | 1989-03-23 |
| 1,3-Butadiene | 3 | 1989 | 1989-03-23 |
| 1,3-Butadiene | 4 | 1989 | 1989-03-23 |
| 1,3-Butadiene | 5 | 1993 | 1994-06-19 |
| 1,3-Butadiene | 7 | 1990 | 1992-04-12 |
| 1,3-Butadiene | 9 | 1990 | 1992-03-05 |
| n-Pentane | 5 | 1993 | 1994-06-19 |
| n-Hexane | 5 | 1993 | 1994-06-19 |
| n-Heptane | 5 | 1993 | 1994-06-19 |
| n-Octane | 1 | 1989 | 1989-04-16 |
| n-Octane | 2 | 1989 | 1989-03-23 |
| n-Octane | 3 | 1989 | 1989-03-23 |
| n-Octane | 4 | 1989 | 1989-03-23 |
| n-Octane | 5 | 1993 | 1994-06-19 |
| n-Octane | 7 | 1990 | 1992-04-12 |
| n-Octane | 9 | 1990 | 1992-03-05 |
| 3-Chloropropene | 5 | 1993 | 1994-06-19 |
| Chlorodifluoromethane | 5 | 1993 | 1994-06-19 |
| Chloromethane | 1 | 1989 | 1989-04-16 |
| Chloromethane | 2 | 1989 | 1989-03-23 |
| Chloromethane | 3 | 1989 | 1989-03-23 |
| Chloromethane | 4 | 1989 | 1989-03-23 |
| Chloromethane | 5 | 1993 | 1994-06-19 |
| Chloromethane | 7 | 1990 | 1992-04-12 |
| Chloromethane | 9 | 1990 | 1992-03-05 |
| Dichloromethane | 1 | 1989 | 1989-04-16 |
| Dichloromethane | 2 | 1989 | 1989-03-23 |
| Dichloromethane | 3 | 1989 | 1989-03-23 |
| Dichloromethane | 4 | 1989 | 1989-03-23 |
| Dichloromethane | 5 | 1993 | 1994-06-19 |
| Dichloromethane | 7 | 1990 | 1992-04-12 |
| Dichloromethane | 9 | 1990 | 1992-03-05 |
| Chloroform | 1 | 1989 | 1989-04-16 |
| Chloroform | 2 | 1989 | 1989-03-23 |
| Chloroform | 3 | 1989 | 1989-03-23 |
| Chloroform | 4 | 1989 | 1989-03-23 |
| Chloroform | 5 | 1993 | 1994-06-19 |
| Chloroform | 7 | 1990 | 1992-04-12 |
| Chloroform | 9 | 1990 | 1992-03-05 |
| Carbon tetrachloride | 1 | 1989 | 1989-04-16 |
| Carbon tetrachloride | 2 | 1989 | 1989-03-23 |
| Carbon tetrachloride | 3 | 1989 | 1989-03-23 |
| Carbon tetrachloride | 4 | 1989 | 1989-03-23 |
| Carbon tetrachloride | 5 | 1993 | 1994-06-19 |
| Carbon tetrachloride | 7 | 1990 | 1992-04-12 |
| Carbon tetrachloride | 9 | 1990 | 1992-03-05 |
| Bromoform | 1 | 1989 | 1989-04-16 |
| Bromoform | 2 | 1989 | 1989-03-23 |
| Bromoform | 3 | 1989 | 1989-03-23 |
| Bromoform | 4 | 1989 | 1989-03-23 |
| Bromoform | 5 | 1993 | 1994-06-19 |
| Bromoform | 7 | 1990 | 1991-02-23 |
| Bromoform | 9 | 1990 | 1991-02-11 |
| Trichlorofluoromethane | 5 | 1993 | 1994-06-19 |
| Chloroethane | 1 | 1989 | 1989-04-16 |
| Chloroethane | 2 | 1989 | 1989-03-23 |
| Chloroethane | 3 | 1989 | 1989-03-23 |
| Chloroethane | 4 | 1989 | 1989-03-23 |
| Chloroethane | 5 | 1993 | 1994-06-19 |
| Chloroethane | 7 | 1990 | 1992-04-12 |
| Chloroethane | 9 | 1990 | 1992-03-05 |
| 1,1-Dichloroethane | 1 | 1989 | 1989-04-16 |
| 1,1-Dichloroethane | 2 | 1989 | 1989-03-23 |
| 1,1-Dichloroethane | 3 | 1989 | 1989-03-23 |
| 1,1-Dichloroethane | 4 | 1989 | 1989-03-23 |
| 1,1-Dichloroethane | 5 | 1993 | 1994-06-19 |
| 1,1-Dichloroethane | 7 | 1990 | 1992-04-12 |
| 1,1-Dichloroethane | 9 | 1990 | 1992-03-05 |
| Methyl chloroform | 1 | 1989 | 1989-04-16 |
| Methyl chloroform | 2 | 1989 | 1989-03-23 |
| Methyl chloroform | 3 | 1989 | 1989-03-23 |
| Methyl chloroform | 4 | 1989 | 1989-03-23 |
| Methyl chloroform | 5 | 1993 | 1994-06-19 |
| Methyl chloroform | 7 | 1990 | 1992-04-12 |
| Methyl chloroform | 9 | 1990 | 1992-03-05 |
| Ethylene dichloride | 1 | 1989 | 1989-04-16 |
| Ethylene dichloride | 2 | 1989 | 1989-03-23 |
| Ethylene dichloride | 3 | 1989 | 1989-03-23 |
| Ethylene dichloride | 4 | 1989 | 1989-03-23 |
| Ethylene dichloride | 5 | 1993 | 1994-06-19 |
| Ethylene dichloride | 7 | 1990 | 1992-04-12 |
| Ethylene dichloride | 9 | 1990 | 1992-03-05 |
| Tetrachloroethylene | 1 | 1989 | 1989-04-16 |
| Tetrachloroethylene | 2 | 1989 | 1989-03-23 |
| Tetrachloroethylene | 3 | 1989 | 1989-03-23 |
| Tetrachloroethylene | 4 | 1989 | 1989-03-23 |
| Tetrachloroethylene | 5 | 1993 | 1994-06-19 |
| Tetrachloroethylene | 7 | 1990 | 1992-04-12 |
| Tetrachloroethylene | 9 | 1990 | 1992-03-05 |
| 1,1,2,2-Tetrachloroethane | 1 | 1989 | 1989-04-16 |
| 1,1,2,2-Tetrachloroethane | 2 | 1989 | 1989-03-23 |
| 1,1,2,2-Tetrachloroethane | 3 | 1989 | 1989-03-23 |
| 1,1,2,2-Tetrachloroethane | 4 | 1989 | 1989-03-23 |
| 1,1,2,2-Tetrachloroethane | 5 | 1993 | 1994-06-19 |
| 1,1,2,2-Tetrachloroethane | 7 | 1990 | 1991-02-23 |
| 1,1,2,2-Tetrachloroethane | 9 | 1990 | 1991-02-11 |
| Bromomethane | 1 | 1989 | 1989-04-16 |
| Bromomethane | 2 | 1989 | 1989-03-23 |
| Bromomethane | 3 | 1989 | 1989-03-23 |
| Bromomethane | 4 | 1989 | 1989-03-23 |
| Bromomethane | 5 | 1993 | 1994-06-19 |
| Bromomethane | 7 | 1990 | 1992-04-12 |
| Bromomethane | 9 | 1990 | 1992-03-05 |
| 1,1,2-Trichloroethane | 1 | 1989 | 1989-04-16 |
| 1,1,2-Trichloroethane | 2 | 1989 | 1989-03-23 |
| 1,1,2-Trichloroethane | 3 | 1989 | 1989-03-23 |
| 1,1,2-Trichloroethane | 4 | 1989 | 1989-03-23 |
| 1,1,2-Trichloroethane | 5 | 1993 | 1994-06-19 |
| 1,1,2-Trichloroethane | 7 | 1990 | 1992-04-12 |
| 1,1,2-Trichloroethane | 9 | 1990 | 1992-03-05 |
| Dichlorodifluoromethane | 5 | 1993 | 1994-06-19 |
| Trichloroethylene | 1 | 1989 | 1989-04-16 |
| Trichloroethylene | 2 | 1989 | 1989-03-23 |
| Trichloroethylene | 3 | 1989 | 1989-03-23 |
| Trichloroethylene | 4 | 1989 | 1989-03-23 |
| Trichloroethylene | 5 | 1993 | 1994-06-19 |
| Trichloroethylene | 7 | 1990 | 1992-04-12 |
| Trichloroethylene | 9 | 1990 | 1992-03-05 |
| 1,1-Dichloroethylene | 5 | 1993 | 1994-06-19 |
| Bromodichloromethane | 1 | 1989 | 1989-04-16 |
| Bromodichloromethane | 2 | 1989 | 1989-03-23 |
| Bromodichloromethane | 3 | 1989 | 1989-03-23 |
| Bromodichloromethane | 4 | 1989 | 1989-03-23 |
| Bromodichloromethane | 5 | 1993 | 1994-06-19 |
| Bromodichloromethane | 7 | 1990 | 1992-04-12 |
| Bromodichloromethane | 9 | 1990 | 1992-03-05 |
| 1,2-Dichloropropane | 1 | 1989 | 1989-04-16 |
| 1,2-Dichloropropane | 2 | 1989 | 1989-03-23 |
| 1,2-Dichloropropane | 3 | 1989 | 1989-03-23 |
| 1,2-Dichloropropane | 4 | 1989 | 1989-03-23 |
| 1,2-Dichloropropane | 5 | 1993 | 1994-06-19 |
| 1,2-Dichloropropane | 7 | 1990 | 1992-04-12 |
| 1,2-Dichloropropane | 9 | 1990 | 1992-03-05 |
| trans-1,3-Dichloropropene | 7 | 1990 | 1992-04-12 |
| trans-1,3-Dichloropropene | 9 | 1990 | 1992-03-05 |
| cis-1,3-Dichloropropene | 1 | 1989 | 1989-04-16 |
| cis-1,3-Dichloropropene | 2 | 1989 | 1989-03-23 |
| cis-1,3-Dichloropropene | 3 | 1989 | 1989-03-23 |
| cis-1,3-Dichloropropene | 4 | 1989 | 1989-03-23 |
| cis-1,3-Dichloropropene | 7 | 1990 | 1992-04-12 |
| cis-1,3-Dichloropropene | 9 | 1990 | 1992-03-05 |
| Dibromochloromethane | 1 | 1989 | 1989-04-16 |
| Dibromochloromethane | 2 | 1989 | 1989-03-23 |
| Dibromochloromethane | 3 | 1989 | 1989-03-23 |
| Dibromochloromethane | 4 | 1989 | 1989-03-23 |
| Dibromochloromethane | 5 | 1993 | 1994-06-19 |
| Dibromochloromethane | 7 | 1990 | 1992-04-12 |
| Dibromochloromethane | 9 | 1990 | 1992-03-05 |
| Chloroprene | 1 | 1989 | 1989-04-16 |
| Chloroprene | 2 | 1989 | 1989-03-23 |
| Chloroprene | 3 | 1989 | 1989-03-23 |
| Chloroprene | 4 | 1989 | 1989-03-23 |
| Chloroprene | 5 | 1993 | 1994-06-19 |
| Chloroprene | 7 | 1990 | 1992-04-12 |
| Chloroprene | 9 | 1990 | 1992-03-05 |
| Bromochloromethane | 1 | 1989 | 1989-04-16 |
| Bromochloromethane | 2 | 1989 | 1989-03-23 |
| Bromochloromethane | 3 | 1989 | 1989-03-23 |
| Bromochloromethane | 4 | 1989 | 1989-03-23 |
| Bromochloromethane | 7 | 1990 | 1992-04-12 |
| Bromochloromethane | 9 | 1990 | 1992-03-05 |
| trans-1,2-Dichloroethylene | 1 | 1989 | 1989-04-16 |
| trans-1,2-Dichloroethylene | 2 | 1989 | 1989-03-23 |
| trans-1,2-Dichloroethylene | 3 | 1989 | 1989-03-23 |
| trans-1,2-Dichloroethylene | 4 | 1989 | 1989-03-23 |
| trans-1,2-Dichloroethylene | 7 | 1990 | 1992-04-12 |
| trans-1,2-Dichloroethylene | 9 | 1990 | 1992-03-05 |
| 1,2-Dichloroethene(total) | 5 | 1993 | 1994-06-19 |
| 1,3-Dichloropropene(total) | 5 | 1993 | 1994-06-19 |
| Ethylene dibromide | 5 | 1993 | 1994-06-19 |
| Hexachlorobutadiene | 5 | 1993 | 1994-06-19 |
| Vinyl chloride | 1 | 1989 | 1989-04-16 |
| Vinyl chloride | 2 | 1989 | 1989-03-23 |
| Vinyl chloride | 3 | 1989 | 1989-03-23 |
| Vinyl chloride | 4 | 1989 | 1989-03-23 |
| Vinyl chloride | 5 | 1993 | 1994-06-19 |
| Vinyl chloride | 7 | 1990 | 1992-04-12 |
| Vinyl chloride | 9 | 1990 | 1992-03-05 |
| Ozone | 1 | 1980 | 2010-12-31 |
| Ozone | 2 | ||
| m/p Xylene | 5 | 1993 | 1994-06-19 |
| m/p Xylene | 7 | 1990 | 1992-04-12 |
| m/p Xylene | 9 | 1990 | 1992-03-05 |
| Styrene and o-xylene | 7 | 1990 | 1991-02-23 |
| Styrene and o-xylene | 9 | 1990 | 1991-02-11 |
| o-Xylene & 1,1,2,2-tetrachloroethane | 7 | 1991 | 1992-04-12 |
| o-Xylene & 1,1,2,2-tetrachloroethane | 9 | 1991 | 1992-03-05 |
| Benzene | 1 | 1989 | 1989-04-16 |
| Benzene | 2 | 1989 | 1989-03-23 |
| Benzene | 3 | 1989 | 1989-03-23 |
| Benzene | 4 | 1989 | 1989-03-23 |
| Benzene | 5 | 1993 | 1994-06-19 |
| Benzene | 7 | 1990 | 1992-04-12 |
| Benzene | 9 | 1990 | 1992-03-05 |
| Toluene | 1 | 1989 | 1989-04-16 |
| Toluene | 2 | 1989 | 1989-03-23 |
| Toluene | 3 | 1989 | 1989-03-23 |
| Toluene | 4 | 1989 | 1989-03-23 |
| Toluene | 5 | 1993 | 1994-06-19 |
| Toluene | 7 | 1990 | 1992-04-12 |
| Toluene | 9 | 1990 | 1992-03-05 |
| Ethylbenzene | 1 | 1989 | 1989-04-16 |
| Ethylbenzene | 2 | 1989 | 1989-03-23 |
| Ethylbenzene | 3 | 1989 | 1989-03-23 |
| Ethylbenzene | 4 | 1989 | 1989-03-23 |
| Ethylbenzene | 5 | 1993 | 1994-06-19 |
| Ethylbenzene | 7 | 1990 | 1992-04-12 |
| Ethylbenzene | 9 | 1990 | 1992-03-05 |
| o-Xylene | 1 | 1989 | 1989-04-16 |
| o-Xylene | 2 | 1989 | 1989-03-23 |
| o-Xylene | 3 | 1989 | 1989-03-23 |
| o-Xylene | 4 | 1989 | 1989-03-23 |
| o-Xylene | 5 | 1993 | 1994-06-19 |
| m-Xylene | 1 | 1989 | 1989-04-16 |
| m-Xylene | 2 | 1989 | 1989-03-23 |
| m-Xylene | 3 | 1989 | 1989-03-23 |
| m-Xylene | 4 | 1989 | 1989-03-23 |
| 1,3,5-Trimethylbenzene | 5 | 1993 | 1994-06-19 |
| 1,2,4-Trimethylbenzene | 5 | 1993 | 1994-06-19 |
| Styrene | 5 | 1993 | 1994-06-19 |
| Styrene | 7 | 1991 | 1992-04-12 |
| Styrene | 9 | 1991 | 1992-03-05 |
| Benzene,(1-methylethenyl)- | 5 | 1993 | 1994-06-19 |
| Chlorobenzene | 1 | 1989 | 1989-04-16 |
| Chlorobenzene | 2 | 1989 | 1989-03-23 |
| Chlorobenzene | 3 | 1989 | 1989-03-23 |
| Chlorobenzene | 4 | 1989 | 1989-03-23 |
| Chlorobenzene | 5 | 1993 | 1994-06-19 |
| Chlorobenzene | 7 | 1990 | 1992-04-12 |
| Chlorobenzene | 9 | 1990 | 1992-03-05 |
| 1,2-Dichlorobenzene | 1 | 1989 | 1989-04-16 |
| 1,2-Dichlorobenzene | 2 | 1989 | 1989-03-23 |
| 1,2-Dichlorobenzene | 3 | 1989 | 1989-03-23 |
| 1,2-Dichlorobenzene | 4 | 1989 | 1989-03-23 |
| 1,2-Dichlorobenzene | 5 | 1993 | 1994-06-19 |
| 1,2-Dichlorobenzene | 7 | 1990 | 1992-04-12 |
| 1,2-Dichlorobenzene | 9 | 1990 | 1992-03-05 |
| 1,3-Dichlorobenzene | 1 | 1989 | 1989-04-16 |
| 1,3-Dichlorobenzene | 2 | 1989 | 1989-03-23 |
| 1,3-Dichlorobenzene | 3 | 1989 | 1989-03-23 |
| 1,3-Dichlorobenzene | 4 | 1989 | 1989-03-23 |
| 1,3-Dichlorobenzene | 5 | 1993 | 1994-06-19 |
| 1,3-Dichlorobenzene | 7 | 1990 | 1992-04-12 |
| 1,3-Dichlorobenzene | 9 | 1990 | 1992-03-05 |
| 1,4-Dichlorobenzene | 1 | 1989 | 1989-04-16 |
| 1,4-Dichlorobenzene | 2 | 1989 | 1989-03-23 |
| 1,4-Dichlorobenzene | 3 | 1989 | 1989-03-23 |
| 1,4-Dichlorobenzene | 4 | 1989 | 1989-03-23 |
| 1,4-Dichlorobenzene | 5 | 1993 | 1994-06-19 |
| 1,4-Dichlorobenzene | 7 | 1990 | 1992-04-12 |
| 1,4-Dichlorobenzene | 9 | 1990 | 1992-03-05 |
| Benzyl chloride | 5 | 1993 | 1994-06-19 |
| 1,2,4-Trichlorobenzene | 5 | 1993 | 1994-06-19 |