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Blackwater NWR (BWR139)

Site Photos

Site Information

Site ID BWR139
Site name Blackwater NWR
County Dorchester
State abbreviation MD
Latitude; decimal degrees 38.444971
Longitude; decimal degrees -76.111274
Elevation; m 1
Operating agency EPA
Start date 07/04/1995
Primary Land Use Forest/Marsh
Terrain surrounding site Coastal
NADP site code MD15
Distance to nearest NADP site; km 50.677
Does site conform to assumptions of MLM? Mixed

Site History

WIND_DIRECTION : Sensor unwired. 13-AUG-13
SIGMA_THETA : Sensor unwired. 13-AUG-13
WINDSPEED_SCALAR : Sensor unwired. 13-AUG-13
TEMP2 : Sensor unwired. 13-AUG-13
WINDSPEED : Sensor unwired. 13-AUG-13
TEMPERATURE : 9m temperature measurement with passive aspiration installed. 13-AUG-13
TEMPERATURE : 13-AUG-13
RELATIVE_HUMIDITY : Sensor unwired. 13-AUG-13
OZONE : Site analyzer with replacement pressure transducer installed. 24-JAN-12
OZONE : Ozone sample line filter removed from inside the shelter. 09-AUG-11
OZONE : 40CFR Part 58 ozone site upgrade completed using Level 2 site transfer standard. 23-FEB-11
OZONE : Ozone tubing changed from 3/8 inch to 1/4 inch. 23-FEB-11
OZONE : 40CFR Part 58 ozone site installed using independent site transfer standard. 13-AUG-10
DATALOGGER : CR3000 datalogger installed. Wiring standardized. 27-AUG-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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