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Unionville (UVL124)

Site Photos
Site Information
Site ID UVL124
Site name Unionville
County Tuscola
State abbreviation MI
AQS ID 261579991
Latitude; decimal degrees 43.613572
Longitude; decimal degrees -83.359869
Elevation; m 202
Operating agency EPA
Start date 05/20/1988
Primary Land Use Agric
Terrain surrounding site Flat
Distance to nearest NTN site; km .008
Co-located NADP/AMoN Site ID MI51
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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
SHELTER_TEMPERATURE : A/C and Heat logger control installed. 01-OCT-15
OZONE : Knock-out bottle removed. 02-APR-14
OZONE : Foam insulation added to sample line. 02-APR-14
OZONE : ZSP order changed to SPZ. 02-APR-14
OZONE : 10 ft. exhaust tubing added to both analyzers. 07-APR-12
OZONE : Replacement pressure transducer installed in site analyzer. 07-APR-12
RELATIVE_HUMIDITY : Sensor unwired. 01-OCT-11
OZONE : Ozone sample line filter removed from inside the shelter. 22-APR-11
OZONE : Ozone tubing changed from 3/8 inch to 1/4 inch. 22-APR-11
OZONE : 40CFR Part 58 ozone site installed using independent site transfer standard. 22-APR-11
DATALOGGER : CR3000 datalogger installed. Wiring standardized. 21-APR-09

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