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Alabama-Coushatta (ALC188)

Site Photos

Site Information

Site ID ALC188
Site name Alabama-Coushatta
County Polk
State abbreviation TX
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
NADP site code TX10
Distance to nearest NADP site; km 197.72
Does site conform to assumptions of MLM? Yes

Site History

OZONE : Knockout bottle reinstalled on ozone sample line. 09-JUL-14
OZONE : Exhaust tubing run in insulation with sample tubing 25-JUN-14
OZONE : New analyzer and new sample tubing installed 25-JUN-14
OZONE : New certification range for site transfer standard 25-MAR-14
OZONE : Knock-out bottle removed. 25-MAR-14
OZONE : Foam insulation added to sample line. 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 sample line filter removed from inside the shelter. 30-MAR-11
OZONE : 40CFR Part 58 ozone site installed using independent site transfer standard. 30-MAR-11
OZONE : Ozone tubing changed from 3/8 inch to 1/4 inch. 30-MAR-11
DATALOGGER : CR3000 datalogger installed. Wiring standardized. 24-MAR-09

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 ozone 8-hour average concentrations


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