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Beltsville (BEL116)

Site Photos

Site Information

Site ID BEL116
Site name Beltsville
County Prince George's
State abbreviation MD
Latitude; decimal degrees 39.028177
Longitude; decimal degrees -76.817127
Elevation; m 47
Operating agency EPA
Start date 10/25/1988
Primary Land Use Range
Terrain surrounding site Flat
NADP site code MD99
Distance to nearest NADP site; km .044
AMoN Site ID MD99
Does site conform to assumptions of MLM? Mixed

Site History

OZONE : Foam insulation added to sample line. 18-FEB-14
OZONE : Knock-out bottle removed. 18-FEB-14
OZONE : ZSP order changed to SPZ 24-SEP-13
TEMPERATURE : Collocated 9m temperature measurement with passive aspiration installed. 14-AUG-13
OZONE : Replacement pressure transducer installed in site analyzer. 22-FEB-12
OZONE : 10 ft. exhaust tubing added to both analyzers. 22-FEB-12
TEMPERATURE : Collocated 9m temperature measurement with passive aspiration installed. 28-JUL-11
OZONE : Ozone sample line filter removed from inside the shelter. 25-JUL-11
OZONE : 40CFR Part 58 ozone site installed using independent site transfer standard. 25-FEB-11
OZONE : Ozone tubing changed from 3/8 inch to 1/4 inch. 25-FEB-11
DATALOGGER : CR3000 datalogger installed. Wiring standardized. 08-FEB-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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