diff --git a/geomagio/ObservatoryMetadata.py b/geomagio/ObservatoryMetadata.py
index 3701d143e697342170f0ff8d5812efc7962774da..3ecda1fb833d9abf14458adbcc18bb1fdcda72eb 100644
--- a/geomagio/ObservatoryMetadata.py
+++ b/geomagio/ObservatoryMetadata.py
@@ -93,6 +93,36 @@ DEFAULT_METADATA = {
             }
         }
     },
+    'BRT': {
+        'metadata': {
+            'station_name': 'Barrow Test',
+            'agency_name': 'United States Geological Survey (USGS)',
+            'geodetic_latitude': '71.322',
+            'geodetic_longitude': '203.378',
+            'elevation': '12',
+            'sensor_orientation': 'HDZF',
+            'sensor_sampling_rate': 0.01,
+            'declination_base': 16000,
+            'is_gin': False,
+            'is_intermagnet': False,
+            'conditions_of_use': 'The Conditions of Use for data provided' +
+                    ' through INTERMAGNET and acknowledgement templates' +
+                    ' can be found at www.intermagnet.org'
+        },
+        'data_interval_type': {
+            'minute': {
+                'data_interval_type': 'filtered 1-minute (00:15-01:45) ',
+                'filter_comments': ['Vector 1-minute values are computed' +
+                    ' from 1-second values using the INTERMAGNET gaussian' +
+                    ' filter centered on the minute. Scalar 1-minute values' +
+                    ' are computed from 1-second values using the' +
+                    ' INTERMAGNET gaussian filter centered on the minute. ']
+            },
+            'second': {
+                'data_interval_type': 'Average 1-Second'
+            }
+        }
+    },
     'BSL': {
         'metadata': {
             'station_name': 'Stennis Space Center',
@@ -170,6 +200,36 @@ DEFAULT_METADATA = {
             }
         }
     },
+    'DHT': {
+        'metadata': {
+            'station_name': 'Deadhorse',
+            'agency_name': 'United States Geological Survey (USGS)',
+            'geodetic_latitude': '70.356',
+            'geodetic_longitude': '211.207',
+            'elevation': '10',
+            'sensor_orientation': 'HDZF',
+            'sensor_sampling_rate': 0.01,
+            'declination_base': 13200,
+            'is_gin': False,
+            'is_intermagnet': False,
+            'conditions_of_use': 'The Conditions of Use for data provided' +
+                    ' through INTERMAGNET and acknowledgement templates' +
+                    ' can be found at www.intermagnet.org'
+        },
+        'interval_specific': {
+            'minute': {
+                'data_interval_type': 'filtered 1-minute (00:15-01:45) ',
+                'filter_comments': ['Vector 1-minute values are computed' +
+                    ' from 1-second values using the INTERMAGNET gaussian' +
+                    ' filter centered on the minute. Scalar 1-minute values' +
+                    ' are computed from 1-second values using the' +
+                    ' INTERMAGNET gaussian filter centered on the minute. ']
+            },
+            'second': {
+                'data_interval_type': 'Average 1-Second'
+            }
+        }
+    },
     'FRD': {
         'metadata': {
             'station_name': 'Fredericksburg',