diff --git a/src/main/java/eu/dissco/core/translator/terms/BaseDigitalObjectDirector.java b/src/main/java/eu/dissco/core/translator/terms/BaseDigitalObjectDirector.java
index fabe28d..ba6dd96 100644
--- a/src/main/java/eu/dissco/core/translator/terms/BaseDigitalObjectDirector.java
+++ b/src/main/java/eu/dissco/core/translator/terms/BaseDigitalObjectDirector.java
@@ -256,6 +256,7 @@
 import eu.dissco.core.translator.terms.specimen.stratigraphy.lithostratigraphic.Member;
 import java.util.ArrayList;
 import java.util.List;
+import java.util.Objects;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Component;
@@ -265,6 +266,12 @@
 @RequiredArgsConstructor
 public abstract class BaseDigitalObjectDirector {
 
+  private final static Georeference EMPTY_GEOREFERENCE = new Georeference().withType(
+      "ods:Georeference");
+  private final static GeologicalContext EMPTY_GEOLOGICAL_CONTEXT = new GeologicalContext().withType(
+      "ods:GeologicalContext");
+  private final static Location EMPTY_LOCATION = new Location().withType("ods:Location");
+
   protected final ObjectMapper mapper;
   protected final TermMapper termMapper;
   private final OrganisationNameComponent organisationNameComponent;
@@ -605,9 +612,17 @@ private List<Event> assembleEventTerms(JsonNode data, boolean dwc) {
         .withDwcVerbatimElevation(termMapper.retrieveTerm(new VerbatimElevation(), data, dwc))
         .withDwcVerticalDatum(termMapper.retrieveTerm(new VerticalDatum(), data, dwc))
         .withDwcLocationAccordingTo(termMapper.retrieveTerm(new LocationAccordingTo(), data, dwc))
-        .withDwcLocationRemarks(termMapper.retrieveTerm(new LocationRemarks(), data, dwc))
-        .withOdsHasGeoreference(geoReference)
-        .withOdsHasGeologicalContext(geologicalContext);
+        .withDwcLocationRemarks(termMapper.retrieveTerm(new LocationRemarks(), data, dwc));
+    if (!Objects.equals(geoReference, EMPTY_GEOREFERENCE)) {
+      location.setOdsHasGeoreference(geoReference);
+    }
+    if (!Objects.equals(geologicalContext, EMPTY_GEOLOGICAL_CONTEXT)) {
+      location.setOdsHasGeologicalContext(geologicalContext);
+    }
+    setMinMaxMeterField(new MinimumElevationInMeters(), location, data, dwc);
+    setMinMaxMeterField(new MaximumElevationInMeters(), location, data, dwc);
+    setMinMaxMeterField(new MinimumDepthInMeters(), location, data, dwc);
+    setMinMaxMeterField(new MaximumDepthInMeters(), location, data, dwc);
     var assertions = new EventAssertions().gatherEventAssertions(mapper, data, dwc);
     var event = new Event()
         .withType("ods:Event")
@@ -639,8 +654,10 @@ private List<Event> assembleEventTerms(JsonNode data, boolean dwc) {
         .withDwcSampleSizeValue(parseToDouble(new SampleSizeValue(), data, dwc))
         .withDwcCaste(termMapper.retrieveTerm(new Caste(), data, dwc))
         .withDwcVitality(termMapper.retrieveTerm(new Vitality(), data, dwc))
-        .withOdsHasLocation(location)
         .withOdsHasAssertions(assertions);
+    if (!Objects.equals(location, EMPTY_LOCATION)) {
+      event.setOdsHasLocation(location);
+    }
     event.setOdsHasAgents(
         addAgent(event.getOdsHasAgents(), termMapper.retrieveTerm(new RecordedBy(), data, dwc),
             termMapper.retrieveTerm(new RecordedByID(), data, dwc), COLLECTOR, SCHEMA_PERSON));
diff --git a/src/main/java/eu/dissco/core/translator/terms/DwcaDigitalObjectDirector.java b/src/main/java/eu/dissco/core/translator/terms/DwcaDigitalObjectDirector.java
index aff9fd9..0c060df 100644
--- a/src/main/java/eu/dissco/core/translator/terms/DwcaDigitalObjectDirector.java
+++ b/src/main/java/eu/dissco/core/translator/terms/DwcaDigitalObjectDirector.java
@@ -12,6 +12,7 @@
 import eu.dissco.core.translator.schema.Identification;
 import java.util.ArrayList;
 import java.util.List;
+import java.util.Objects;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.context.annotation.Profile;
 import org.springframework.stereotype.Component;
@@ -22,6 +23,7 @@
 public class DwcaDigitalObjectDirector extends BaseDigitalObjectDirector {
 
   private static final String EXTENSION = "extensions";
+  private static final Citation EMTPY_CITATION = new Citation().withType("ods:Citation");
 
   public DwcaDigitalObjectDirector(ObjectMapper mapper, TermMapper termMapper,
       OrganisationNameComponent rorComponent, SourceSystemComponent sourceSystemComponent,
@@ -61,7 +63,10 @@ protected List<Citation> assembleSpecimenCitations(JsonNode data, boolean dwc) {
         }
       }
     } else {
-      citations.add(createCitation(data, dwc));
+      var citation = createCitation(data, dwc);
+      if (!Objects.equals(citation, EMTPY_CITATION)) {
+        citations.add(citation);
+      }
     }
     return citations;
   }