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Coweeta (COW137)

Site Photos
Site Information
Site ID COW137
Site name Coweeta
County Macon
State abbreviation NC
AQS ID 371139991
Latitude; decimal degrees 35.060527
Longitude; decimal degrees -83.43034
Elevation; m 683
Operating agency EPA
Start date 11/01/1987
Primary Land Use Forest
Terrain surrounding site Complex
NADP/NTN site ID NC25
Distance to nearest NTN site; km .015
Co-located NADP/AMoN Site ID NC25
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
TEMPERATURE : 9m temperature measurement with passive aspiration installed. 19-JUL-17
SIGMA_THETA : Sensor unwired. 19-JUL-17
WIND_DIRECTION : Sensor unwired. 19-JUL-17
WINDSPEED : Sensor unwired. 19-JUL-17
TEMP2 : Sensor unwired. 19-JUL-17
RELATIVE_HUMIDITY : Sensor unwired. 19-JUL-17
WINDSPEED_SCALAR : Sensor unwired. 19-JUL-17
OZONE : Ozone dryer installed 19-JUL-17
SHELTER_TEMPERATURE : A/C and Heat logger control installed. 06-JAN-16
TEMP : Changed from Climatronics to RMY 10-JUL-15
WINDSPEED_SCALAR : Changed from Climatronics to RMY 10-JUL-15
WINDSPEED : Changed from Climatronics to RMY 10-JUL-15
SIGMA_THETA : Changed from Climatronics to RMY 10-JUL-15
WIND_DIRECTION : Changed from Climatronics to RMY 10-JUL-15
RELATIVE_HUMIDITY : Changed from Climatronics to RMY 10-JUL-15
TEMP2 : Changed from Climatronics to RMY 10-JUL-15
OZONE : New certification range for site transfer standard 27-JAN-14
OZONE : Knock-out bottle removed. 27-JAN-14
OZONE : Foam insulation added to sample line. 27-JAN-14
OZONE : ZSP order changed to SPZ. 27-JAN-14
OZONE : 10 ft. exhaust tubing added to both analyzers. 02-JAN-12
OZONE : Replacement pressure transducer installed in site analyzer. 02-JAN-12
OZONE : Ozone sample line filter removed from inside the shelter. 03-JUL-11
OZONE : Ozone tubing changed from 3/8 inch to 1/4 inch. 26-JAN-11
OZONE : 40CFR Part 58 ozone site upgrade completed using Level 2 site transfer standard. 26-JAN-11
OZONE : 40CFR Part 58 ozone site installed using independent site transfer standard. 18-JUL-10
DATALOGGER : CR3000 datalogger installed. Wiring standardized. 28-JAN-09

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