Northwest Harris County

Site ID: 48-201-0029 · 30.0395°N, 95.6740°W

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Monitors

ParameterPOCFirst YearLast Sample
Nitric oxide (NO)119972025-08-31
Nitrogen dioxide (NO2)119972025-08-31
Oxides of nitrogen (NOx)119972025-08-31
Sum of PAMS target compounds220002003-12-31
Sum of PAMS target compounds320002003-10-15
Total NMOC (non-methane organic compound)119981998-10-26
Total NMOC (non-methane organic compound)219982013-05-28
Total NMOC (non-methane organic compound)319982009-07-02
1-Hexene & 2-Methyl-1-pentene220002013-05-28
1-Hexene & 2-Methyl-1-pentene320002009-07-02
Ethane119981998-10-26
Ethane219982013-05-28
Ethane319982009-07-02
Ethylene119981998-10-26
Ethylene219982013-05-28
Ethylene319982009-07-02
Propane119981998-10-26
Propane219982013-05-28
Propane319982009-07-02
Propylene119981998-10-26
Propylene219982013-05-28
Propylene319982009-07-02
Acetylene119981998-10-26
Acetylene219982013-05-28
Acetylene319982009-07-02
Ethyl acetate1
Ethyl acetate220042008-08-16
Ethyl acetate320042008-08-09
n-Butane119981998-10-26
n-Butane219982013-05-28
n-Butane319982009-07-02
Isobutane119981998-10-26
Isobutane219982013-05-28
Isobutane319982009-07-02
trans-2-Butene119981998-10-26
trans-2-Butene219982013-05-28
trans-2-Butene319982009-07-02
cis-2-Butene119981998-10-26
cis-2-Butene219982013-05-28
cis-2-Butene319982009-07-02
1,3-Butadiene119981998-10-26
1,3-Butadiene219982013-05-28
1,3-Butadiene319982009-07-02
n-Pentane119981998-10-26
n-Pentane219982013-05-28
n-Pentane319982009-07-02
Isopentane119981998-10-26
Isopentane219982013-05-28
Isopentane319982009-07-02
1-Pentene119981998-10-26
1-Pentene219982013-05-28
1-Pentene319982009-07-02
trans-2-Pentene119981998-10-26
trans-2-Pentene219982013-05-28
trans-2-Pentene319982009-07-02
cis-2-Pentene119981998-10-26
cis-2-Pentene219982013-05-28
cis-2-Pentene319982009-07-02
2-Methyl-2-butene119981998-10-26
2-Methyl-2-butene219982013-05-28
2-Methyl-2-butene319982009-07-02
3-Methylpentane119981998-10-26
3-Methylpentane219982013-05-28
3-Methylpentane319982009-07-02
n-Hexane119981998-10-26
n-Hexane219982013-05-28
n-Hexane319982009-07-02
n-Heptane119981998-10-26
n-Heptane219982013-05-28
n-Heptane319982009-07-02
n-Octane119981998-10-26
n-Octane219982013-05-28
n-Octane319982009-07-02
4-Methyl-1-pentene119981998-10-26
4-Methyl-1-pentene219982013-05-28
4-Methyl-1-pentene319982009-07-02
n-Nonane119981998-10-26
n-Nonane219982013-05-28
n-Nonane319982009-07-02
n-Decane119981998-10-26
n-Decane219982013-05-28
n-Decane319982009-07-02
Cyclopentane119981998-10-26
Cyclopentane219982013-05-28
Cyclopentane319982009-07-02
Isoprene119981998-10-26
Isoprene219982013-05-28
Isoprene319982009-07-02
2,2-Dimethylbutane119981998-10-26
2,2-Dimethylbutane219982013-05-28
2,2-Dimethylbutane319982009-07-02
2-Methyl-1-pentene119981998-10-26
2-Methyl-1-pentene219982000-10-27
2-Methyl-1-pentene319982000-10-05
2,4-Dimethylpentane119981998-10-26
2,4-Dimethylpentane219982013-05-28
2,4-Dimethylpentane319982009-07-02
Cyclohexane119981998-10-26
Cyclohexane219982013-05-28
Cyclohexane319982009-07-02
3-Methylhexane119981998-10-26
3-Methylhexane219982013-05-28
3-Methylhexane319982009-07-02
2,2,4-Trimethylpentane119981998-10-26
2,2,4-Trimethylpentane219982013-05-28
2,2,4-Trimethylpentane319982009-07-02
2,3,4-Trimethylpentane119981998-10-26
2,3,4-Trimethylpentane219982013-05-28
2,3,4-Trimethylpentane319982009-07-02
3-Methylheptane119981998-10-26
3-Methylheptane219982013-05-28
3-Methylheptane319982009-07-02
Methylcyclohexane119981998-10-26
Methylcyclohexane219982013-05-28
Methylcyclohexane319982009-07-02
Methylcyclopentane119981998-10-26
Methylcyclopentane219982013-05-28
Methylcyclopentane319982009-07-02
2-Methylhexane119981998-10-26
2-Methylhexane219982013-05-28
2-Methylhexane319982009-07-02
1-Butene119981998-10-26
1-Butene219982013-05-28
1-Butene319982009-07-02
3-Methyl-1-butene119981998-10-26
3-Methyl-1-butene219982013-05-28
3-Methyl-1-butene319982009-07-02
Cyclopentene219992013-05-28
Cyclopentene319992009-07-02
2,3-Dimethylbutane119981998-10-26
2,3-Dimethylbutane219982013-05-28
2,3-Dimethylbutane319982009-07-02
2-Methylpentane119981998-10-26
2-Methylpentane219982013-05-28
2-Methylpentane319982009-07-02
trans-2-Hexene119981998-10-26
trans-2-Hexene219982013-05-28
trans-2-Hexene319982009-07-02
cis-2-Hexene119981998-10-26
cis-2-Hexene219982013-05-28
cis-2-Hexene319982009-07-02
2,3-Dimethylpentane119981998-10-26
2,3-Dimethylpentane219982013-05-28
2,3-Dimethylpentane319982009-07-02
Ethyl alcohol1
Ethyl alcohol2
n-Propyl alcohol1
n-Propyl alcohol2
n-Butyl alcohol1
n-Butyl alcohol2
n-Amyl alcohol1
n-Amyl alcohol2
2-Propanol1
2-Propanol2
2-Chloropentane119981998-10-26
2-Chloropentane219982013-05-28
2-Chloropentane319982009-07-02
1-Hexanol1
1-Hexanol2
Methyl tert-butyl ether119981998-10-26
Methyl tert-butyl ether219982008-08-16
Methyl tert-butyl ether319982008-08-09
n-Propyl acetate1
n-Propyl acetate220042008-08-16
n-Propyl acetate320042008-08-09
Propionaldehyde1
Propionaldehyde2
Acrolein - Unverified1
Acrolein - Unverified2
Butyraldehyde1
Butyraldehyde220042005-01-28
Butyraldehyde320042004-10-28
Isobutyraldehyde220042008-08-16
Isobutyraldehyde320042008-08-09
Isovaleraldehyde1
Isovaleraldehyde2
Butyl acetate1
Butyl acetate220042008-08-16
Butyl acetate320042008-08-09
Trans-Crotonaldehyde1
Trans-Crotonaldehyde2
Hexanaldehyde1
Hexanaldehyde2
Valeraldehyde1
Valeraldehyde2
Methyl ethyl ketone1
Methyl ethyl ketone220042008-08-16
Methyl ethyl ketone320042008-08-09
3-Pentanone2
3-Pentanone3
3-Hexanone220042008-08-16
3-Hexanone320042008-08-09
Methyl Butyl Ketone220042008-08-16
Methyl Butyl Ketone320042008-08-09
Methyl isobutyl ketone1
Methyl isobutyl ketone220042008-08-16
Methyl isobutyl ketone320042008-08-09
3-Heptanone2
2-Methyl-3-hexanone220042008-08-16
2-Methyl-3-hexanone320042008-08-09
Chloromethane220042013-05-28
Chloromethane320042009-07-02
Dichloromethane119981998-10-26
Dichloromethane219982013-05-28
Dichloromethane319982009-07-02
Chloroform119981998-10-26
Chloroform219982013-05-28
Chloroform319982009-07-02
Carbon tetrachloride119981998-10-26
Carbon tetrachloride219982013-05-28
Carbon tetrachloride319982009-07-02
Trichlorofluoromethane119981998-10-26
Trichlorofluoromethane219982013-05-28
Trichlorofluoromethane319982009-07-02
1,1-Dichloroethane119981998-10-26
1,1-Dichloroethane219982013-05-28
1,1-Dichloroethane319982009-07-02
Methyl chloroform119981998-10-26
Methyl chloroform219982013-05-28
Methyl chloroform319982009-07-02
Ethylene dichloride119981998-10-26
Ethylene dichloride219982013-05-28
Ethylene dichloride319982009-07-02
Tetrachloroethylene119981998-10-26
Tetrachloroethylene219982013-05-28
Tetrachloroethylene319982009-07-02
1,1,2,2-Tetrachloroethane220002013-05-28
1,1,2,2-Tetrachloroethane320002009-07-02
Bromomethane119981998-10-26
Bromomethane219982013-05-28
Bromomethane319982009-07-02
1,1,2-Trichloroethane119981998-10-26
1,1,2-Trichloroethane219982013-05-28
1,1,2-Trichloroethane319982009-07-02
Dichlorodifluoromethane220042013-05-28
Dichlorodifluoromethane320042009-07-02
Trichloroethylene119981998-10-26
Trichloroethylene219982013-05-28
Trichloroethylene319982009-07-02
1,1-Dichloroethylene119981998-10-26
1,1-Dichloroethylene219982013-05-28
1,1-Dichloroethylene319982009-07-02
1,2-Dichloropropane119981998-10-26
1,2-Dichloropropane219982013-05-28
1,2-Dichloropropane319982009-07-02
trans-1,3-Dichloropropene220002013-05-28
trans-1,3-Dichloropropene320002009-07-02
cis-1,3-Dichloropropene220002013-05-28
cis-1,3-Dichloropropene320002009-07-02
Chloroprene219992005-12-24
Chloroprene319992005-08-25
Ethylene dibromide220002013-05-28
Ethylene dibromide320002009-07-02
Vinyl chloride119981998-10-26
Vinyl chloride219982013-05-28
Vinyl chloride319982009-07-02
Heptanal1
Heptanal2
n-Undecane119981998-10-26
n-Undecane219982013-05-28
n-Undecane319982009-07-02
2-Methylheptane119981998-10-26
2-Methylheptane219982013-05-28
2-Methylheptane319982009-07-02
Ozone1
Ozone219812025-08-31
m/p Xylene119981998-10-26
m/p Xylene219982013-05-28
m/p Xylene319982009-07-02
Benzene119981998-10-26
Benzene219982013-05-28
Benzene319982009-07-02
Toluene119981998-10-26
Toluene219982013-05-28
Toluene319982009-07-02
Ethylbenzene119981998-10-26
Ethylbenzene219982013-05-28
Ethylbenzene319982009-07-02
o-Xylene119981998-10-26
o-Xylene219982013-05-28
o-Xylene319982009-07-02
1,3,5-Trimethylbenzene119981998-10-26
1,3,5-Trimethylbenzene219982013-05-28
1,3,5-Trimethylbenzene319982009-07-02
1,2,4-Trimethylbenzene119981998-10-26
1,2,4-Trimethylbenzene219982013-05-28
1,2,4-Trimethylbenzene319982009-07-02
n-Propylbenzene119981998-10-26
n-Propylbenzene219982013-05-28
n-Propylbenzene319982009-07-02
Isopropylbenzene119981998-10-26
Isopropylbenzene219982013-05-28
Isopropylbenzene319982009-07-02
o-Ethyltoluene119981998-10-26
o-Ethyltoluene219982013-05-28
o-Ethyltoluene319982009-07-02
m-Ethyltoluene119981998-10-26
m-Ethyltoluene219982013-05-28
m-Ethyltoluene319982009-07-02
p-Ethyltoluene119981998-10-26
p-Ethyltoluene219982013-05-28
p-Ethyltoluene319982009-07-02
m-Diethylbenzene119981998-10-26
m-Diethylbenzene219982013-05-28
m-Diethylbenzene319982009-07-02
p-Diethylbenzene119981998-10-26
p-Diethylbenzene219982013-05-28
p-Diethylbenzene319982009-07-02
Styrene119981998-10-26
Styrene219982013-05-28
Styrene319982009-07-02
1,2,3-Trimethylbenzene119981998-10-26
1,2,3-Trimethylbenzene219982013-05-28
1,2,3-Trimethylbenzene319982009-07-02
Benzaldehyde1
Benzaldehyde2
Chlorobenzene119981998-10-26
Chlorobenzene219982013-05-28
Chlorobenzene319982009-07-02
Wind Speed - Scalar119982025-08-31
Wind Direction - Scalar120222025-08-31
Wind Speed - Resultant119812025-08-31
Wind Direction - Resultant119812025-08-31
Peak Wind Gust119972025-08-31
Std Dev Hz Wind Direction119982025-08-31
Outdoor Temperature119812025-08-31
Dew Point120022025-08-31
Relative Humidity 120022025-08-31
Solar radiation119982025-08-31
PM10 Total 0-10um STP119972003-02-26
PM10 - LC119981999-12-26