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Laurel Hill (LRL117)

Site Photos

Site Information

Site ID LRL117
Site name Laurel Hill
County Somerset
State abbreviation PA
Latitude; decimal degrees 39.988309
Longitude; decimal degrees -79.251573
Elevation; m 609
Operating agency EPA
Start date 12/11/1987
Primary Land Use Forest
Terrain surrounding site Complex
NADP site code MD08
Distance to nearest NADP site; km 37.461
Does site conform to assumptions of MLM? No

Site History

OZONE : Replacement pressure transducer installed in site analyzer. 17-MAY-12
OZONE : 10 ft. exhaust tubing added to both analyzers. 17-MAY-12
OZONE : Ozone sample line filter removed from inside the shelter. 24-MAR-11
OZONE : Ozone tubing changed from 3/8 inch to 1/4 inch. 24-MAR-11
OZONE : 40CFR Part 58 ozone site installed using independent site transfer standard. 24-MAR-11
DATALOGGER : CR3000 datalogger installed. Wiring standardized. 12-MAY-09

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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