Jump to main content or area navigation.

Contact Us

Alabama-Coushatta Tribe of Texas (ALC188)

Site Photos
Site Information
Site ID ALC188
Site name Alabama-Coushatta Tribe of Texas
County Polk
State abbreviation TX
AQS ID 483739991
Latitude; decimal degrees 30.701577
Longitude; decimal degrees -94.674011
Elevation; m 105
Operating agency EPA
Start date 04/02/2004
Primary Land Use Prairie
Terrain surrounding site Rolling
Distance to nearest NTN site; km .08
Co-located NADP/AMoN Site ID TX41
View Map View Map
Graphical Results
Composition of total nitrogen deposition by species
Trends in total nitrogen deposition
Trends in wet and dry nitrogen deposition
Composition of total sulfur deposition by species
Trends in total sulfur deposition
Trends in wet and dry sulfur deposition
Trend in maximum 8-hour average ozone concentrations
Trend in 3-year average of ozone W126 index
Site History
OZONE : Ozone dryer installed 14-JUL-17
WIND_DIRECTION : Sensor unwired. 23-SEP-15
RELATIVE_HUMIDITY : Sensor unwired. 23-SEP-15
SIGMA_THETA : Sensor unwired. 23-SEP-15
TEMP2 : Sensor unwired. 23-SEP-15
TEMPERATURE : 9m temperature measurement with passive aspiration installed. 23-SEP-15
WINDSPEED : Sensor unwired. 23-SEP-15
WINDSPEED_SCALAR : Sensor unwired. 23-SEP-15
OZONE : Knockout bottle reinstalled on ozone sample line. 09-JUL-14
OZONE : New analyzer and new sample tubing installed 25-JUN-14
OZONE : Exhaust tubing run in insulation with sample tubing 25-JUN-14
OZONE : Foam insulation added to sample line. 25-MAR-14
OZONE : Knock-out bottle removed. 25-MAR-14
OZONE : New certification range for site transfer standard 25-MAR-14
OZONE : ZSP order changed to SPZ. 04-SEP-13
OZONE : 10 ft. exhaust tubing added to both analyzers. 28-MAR-12
OZONE : Replacement pressure transducer installed in site analyzer. 28-MAR-12
RELATIVE_HUMIDITY : Sensor unwired. 27-SEP-11
OZONE : Ozone tubing changed from 3/8 inch to 1/4 inch. 30-MAR-11
OZONE : 40CFR Part 58 ozone site installed using independent site transfer standard. 30-MAR-11
OZONE : Ozone sample line filter removed from inside the shelter. 30-MAR-11
DATALOGGER : CR3000 datalogger installed. Wiring standardized. 24-MAR-09

Jump to main content.