The Eastern North Atlantic (ENA) atmospheric observatory is the newest measurement site established by the Atmospheric Radiation Measurement (ARM) user facility. This observatory is located on Graciosa Island in the Azores archipelago. The Azores are located in the northeastern Atlantic Ocean west of Portugal.

ENA Geographic Location by Facility

Note: C = Central Facility, D = Diagnostic Data Products, F = ARM Aerial Facility, S = Supplemental Facility, and X = External Data/Facility

Observatory Facility Locations at a Glance

Eastern North Atlantic

Facility Name Site Code Facility Code Elevation (m) Lat/Lon Surface Type
Graciosa Island, Azores, Portugal ENA C1 30 m 39.0916 N
28.0257 W
Volcanic Soil
Gulfstream 159 Aircraft
(Removed: 2018-02-19)
ENA F1 56 m 38.7583 N
27.0838 W
Volcanic Soil
Graciosa Island, Azores, Portugal; Supplement to C1 for BBSS ENA S01 30 m 39.0916 N
28.0257 W
Graciosa Island, Azores, Portugal; Supplemental Site
(Removed: 2018-04-16)
ENA S1 30 m 39.0916 N
28.0257 W