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Ashland (ASH135)

Site Photos
Site Information
Site ID ASH135
Site name Ashland
County Aroostook
State abbreviation ME
AQS ID 230039991
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
Distance to nearest NTN site; km 42.343
Co-located NADP/AMoN Site ID ME93
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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
FILTER PACK : Sampling was suspended due to budget constraints. 10-MAY-22
OZONE : Sampling suspended due to budget constraints. 10-MAY-22
SHELTER_TEMPERATURE : A/C and Heat logger control installed. 20-APR-15
OZONE : Knock-out bottle removed. 28-APR-14
OZONE : ZSP order changed to SPZ. 28-APR-14
OZONE : Foam insulation added to sample line. 28-APR-14
OZONE : 10 ft. exhaust tubing added to both analyzers. 16-APR-12
OZONE : Replacement pressure transducer installed in site analyzer. 16-APR-12
RELATIVE_HUMIDITY : Sensor unwired. 17-OCT-11
TEMPERATURE : 9m temperature measurement with passive aspiration installed. 17-OCT-11
SIGMA_THETA : Sensor unwired. 17-OCT-11
WINDSPEED_SCALAR : Sensor unwired. 17-OCT-11
WIND_DIRECTION : Sensor unwired. 17-OCT-11
WINDSPEED : Sensor unwired. 17-OCT-11
TEMP2 : Sensor unwired. 17-OCT-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
OZONE : Ozone tubing changed from 3/8 inch to 1/4 inch. 19-MAY-11
DATALOGGER : CR3000 datalogger installed. Wiring standardized. 04-MAY-08

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