diff --git a/src/main/java/org/breedinginsight/brapi/v2/services/BrAPITrialService.java b/src/main/java/org/breedinginsight/brapi/v2/services/BrAPITrialService.java
index 6b8a3f233..a383a96a0 100644
--- a/src/main/java/org/breedinginsight/brapi/v2/services/BrAPITrialService.java
+++ b/src/main/java/org/breedinginsight/brapi/v2/services/BrAPITrialService.java
@@ -228,14 +228,19 @@ public DownloadFile exportObservations(
             }
         }
 
+        //dynamically append observation level to obsUnitID column header
+        String observationLvl =  ous.get(0).getAdditionalInfo().get(BrAPIAdditionalInfoFields.OBSERVATION_LEVEL).getAsString();
+        columns = dynamicUpdateObsUnitIDLabel(columns, observationLvl);
+
         log.debug(logHash + ": writing data to file for export");
         // If one or more envs requested, create a separate file for each env, then zip if there are multiple.
         if (!requestedEnvIds.isEmpty()) {
             // This will hold a list of rows for each study, each list will become a separate file.
             Map<String, List<Map<String, Object>>> rowsByStudyId = new HashMap<>();
+            String obsUnitIDLabel = observationLvl + " " + ExperimentObservation.Columns.OBS_UNIT_ID;
 
             for (Map<String, Object> row: rowByOUId.values()) {
-                String studyId = studyDbIdByOUId.get((String)row.get(ExperimentObservation.Columns.OBS_UNIT_ID));
+                String studyId = studyDbIdByOUId.get((String)row.get(obsUnitIDLabel));
                 // Initialize key with empty list if it is not present.
                 if (!rowsByStudyId.containsKey(studyId))
                 {
@@ -306,6 +311,19 @@ private StreamedFile zipFiles(List<DownloadFile> files) throws IOException {
         return new StreamedFile(in, new MediaType(MediaType.APPLICATION_OCTET_STREAM));
     }
 
+    public List<Column> dynamicUpdateObsUnitIDLabel(List<Column> columns, String observationLvl){
+        Column oldObsUnitIDCol = new Column(ExperimentObservation.Columns.OBS_UNIT_ID, Column.ColumnDataType.STRING);
+        String dynamicLabel =  observationLvl + " " + ExperimentObservation.Columns.OBS_UNIT_ID;
+        Column dynamicLabelObsUnitIDCol = new Column(dynamicLabel, Column.ColumnDataType.STRING);
+        //need to check index of is valid
+        int index = columns.indexOf(oldObsUnitIDCol);
+        //find item in cols with val ExperimentObservation.Columns.OBS_UNIT_ID
+        if (index != -1) {
+            columns.set(index, dynamicLabelObsUnitIDCol);
+        }
+        return columns;
+    }
+
     public Dataset getDatasetData(Program program, UUID experimentId, UUID datasetId, Boolean stats) throws ApiException, DoesNotExistException {
         log.debug("fetching dataset: " + datasetId + " for experiment: " + experimentId + ".  including stats: " + stats);
         log.debug("fetching observationUnits for dataset: " + datasetId);
@@ -785,7 +803,10 @@ private Map<String, Object> createExportRow(
         } else {
             row.put(ExperimentObservation.Columns.TREATMENT_FACTORS, null);
         }
-        row.put(ExperimentObservation.Columns.OBS_UNIT_ID, ouId);
+
+        //Append observation level to obsUnitID
+        String observationLvl = ou.getAdditionalInfo().getAsJsonObject().get(BrAPIAdditionalInfoFields.OBSERVATION_LEVEL).getAsString();
+        row.put(observationLvl + " " + ExperimentObservation.Columns.OBS_UNIT_ID, ouId);
 
         return row;
     }
diff --git a/src/main/java/org/breedinginsight/model/Column.java b/src/main/java/org/breedinginsight/model/Column.java
index 054dcb435..52b4a9de3 100644
--- a/src/main/java/org/breedinginsight/model/Column.java
+++ b/src/main/java/org/breedinginsight/model/Column.java
@@ -21,6 +21,8 @@
 import lombok.experimental.Accessors;
 import lombok.experimental.SuperBuilder;
 
+import java.util.Objects;
+
 @Getter
 @Setter
 @Accessors(chain=true)
@@ -46,4 +48,17 @@ public enum ColumnDataType {
         INTEGER,
         DOUBLE
     }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+        Column that = (Column) o;
+        return Objects.equals(getValue(), that.getValue()) && Objects.equals(getDataType(), that.getDataType());
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(getValue(), getDataType());
+    }
 }
diff --git a/src/main/java/org/breedinginsight/model/Country.java b/src/main/java/org/breedinginsight/model/Country.java
index e2d93dbfe..4cbe21997 100644
--- a/src/main/java/org/breedinginsight/model/Country.java
+++ b/src/main/java/org/breedinginsight/model/Country.java
@@ -81,4 +81,9 @@ public boolean equals(Object o) {
         Country that = (Country) o;
         return Objects.equals(getId(), that.getId()) && Objects.equals(getName(), that.getName());
     }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(getId(), getName());
+    }
 }
diff --git a/src/main/resources/version.properties b/src/main/resources/version.properties
index be65b691c..7d37e46f7 100644
--- a/src/main/resources/version.properties
+++ b/src/main/resources/version.properties
@@ -14,5 +14,6 @@
 # limitations under the License.
 #
 
+
 version=v1.2.0+961
-versionInfo=https://github.com/Breeding-Insight/bi-api/commit/06df6ae9acb10d77620dc978d8f1c290dab21324
\ No newline at end of file
+versionInfo=https://github.com/Breeding-Insight/bi-api/commit/06df6ae9acb10d77620dc978d8f1c290dab21324
diff --git a/src/test/java/org/breedinginsight/api/v1/controller/ExperimentControllerIntegrationTest.java b/src/test/java/org/breedinginsight/api/v1/controller/ExperimentControllerIntegrationTest.java
index a3c47e573..9adb44425 100644
--- a/src/test/java/org/breedinginsight/api/v1/controller/ExperimentControllerIntegrationTest.java
+++ b/src/test/java/org/breedinginsight/api/v1/controller/ExperimentControllerIntegrationTest.java
@@ -987,10 +987,11 @@ private void checkDownloadTable(
         }
         assertEquals(requestedImportRows.size(),matchingImportRows.size());
 
+        //Observation level for tests should be "Plot"
         // Observation units populated.
-        assertEquals(0, table.column("ObsUnitID").countMissing());
+        assertEquals(0, table.column("Plot ObsUnitID").countMissing());
         // Observation Unit IDs are assigned.
-        assertEquals(requestedImportRows.size(), table.column("ObsUnitID").countUnique());
+        assertEquals(requestedImportRows.size(), table.column("Plot ObsUnitID").countUnique());
     }
 
     private boolean isMatchedRow(Map<String, Object> importRow, Row downloadRow) {