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Ashland (ASH135)

Site Photos

Site Information

Site ID ASH135
Site name Ashland
County Aroostook
State abbreviation ME
Latitude; decimal degrees 46.603832
Longitude; decimal degrees -68.413227
Elevation; m 231
Operating agency EPA
Start date 12/18/1988
Primary Land Use Agric
Terrain surrounding site Flat
NADP site code ME00
Distance to nearest NADP site; km 42.338
Does site conform to assumptions of MLM? Yes

Site History

OZONE : 10 ft. exhaust tubing added to both analyzers. 16-APR-12
OZONE : Replacement pressure transducer installed in site analyzer. 16-APR-12
WINDSPEED : Sensor unwired. 17-OCT-11
SIGMA_THETA : Sensor unwired. 17-OCT-11
TEMPERATURE : 9m temperature measurement with passive aspiration installed. 17-OCT-11
RELATIVE_HUMIDITY : Sensor unwired. 17-OCT-11
WINDSPEED_SCALAR : Sensor unwired. 17-OCT-11
WIND_DIRECTION : Sensor unwired. 17-OCT-11
TEMP2 : Sensor unwired. 17-OCT-11
OZONE : Ozone tubing changed from 3/8 inch to 1/4 inch. 19-MAY-11
OZONE : Ozone sample line filter removed from inside the shelter. 19-MAY-11
OZONE : 40CFR Part 58 ozone site installed using independent site transfer standard. 19-MAY-11
DATALOGGER : CR3000 datalogger installed. Wiring standardized. 04-MAY-08

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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