diff --git a/buildings/gui/reference_data.py b/buildings/gui/reference_data.py
index 174fcf96..f121a9cc 100644
--- a/buildings/gui/reference_data.py
+++ b/buildings/gui/reference_data.py
@@ -3,9 +3,19 @@
 import os.path
 
 from functools import partial
+from qgis.core import QgsVectorLayer
 from qgis.PyQt import uic
 from qgis.PyQt.QtCore import pyqtSlot, Qt
-from qgis.PyQt.QtWidgets import QFrame, QLineEdit, QMessageBox, QApplication, QCheckBox
+from qgis.PyQt.QtWidgets import (
+    QDialog,
+    QFrame,
+    QMessageBox,
+    QApplication,
+    QCheckBox,
+    QTableWidget,
+    QTableWidgetItem,
+    QVBoxLayout,
+)
 from qgis.PyQt.QtGui import QIcon
 
 from buildings.gui.error_dialog import ErrorDialog
@@ -45,6 +55,21 @@
 ]
 DATASET_STATSNZ = ["territorial_authority"]
 
+DATASET_TOPO50 = [
+    "canal_polygons",
+    "lagoon_polygons",
+    "lake_polygons",
+    "pond_polygons",
+    "river_polygons",
+    "swamp_polygons",
+    "hut_points",
+    "shelter_points",
+    "bivouac_points",
+    "protected_areas_polygons",
+    "coastlines_and_islands",
+]
+DATASET_ADMIN_BDYS = ["suburb_locality", "territorial_authority"]
+
 
 class UpdateReferenceData(QFrame, FORM_CLASS):
     def __init__(self, dockwidget, parent=None):
@@ -79,6 +104,7 @@ def __init__(self, dockwidget, parent=None):
         self.btn_update.clicked.connect(
             partial(self.update_clicked, commit_status=True)
         )
+        self.btn_status.clicked.connect(self.btn_status_clicked)
 
     def close_cursor(self):
         self.db.close_cursor()
@@ -130,6 +156,42 @@ def disable_checkboxes(self):
             "\nNOTE: You can't update reference data with\n             a dataset in progress \n"
         )
 
+    @pyqtSlot()
+    def btn_status_clicked(self):
+        QApplication.setOverrideCursor(Qt.WaitCursor)
+        dialog = QDialog()
+        tbl = QTableWidget()
+        tbl.setColumnCount(6)
+        tbl.setHorizontalHeaderLabels(
+            ["Dataset", "Last Updated", "New Updates", "Insert", "Update", "Delete"]
+        )
+        for dataset in DATASET_LINZ + DATASET_STATSNZ:
+            api_key = self.check_api_key(dataset)
+            if api_key is None:
+                return
+            if dataset in DATASET_TOPO50:
+                status = topo50.check_status_topo50(api_key, dataset)
+            else:
+                status = admin_bdys.check_status_admin_bdys(api_key, dataset)
+            row_tbl = tbl.rowCount()
+            tbl.setRowCount(row_tbl + 1)
+            tbl.setItem(row_tbl, 0, QTableWidgetItem(status["dataset"]))
+            tbl.setItem(row_tbl, 1, QTableWidgetItem(status["last_updated"]))
+            tbl.setItem(row_tbl, 2, QTableWidgetItem(status["new_updates"]))
+            tbl.setItem(row_tbl, 3, QTableWidgetItem(status["insert"]))
+            tbl.setItem(row_tbl, 4, QTableWidgetItem(status["update"]))
+            tbl.setItem(row_tbl, 5, QTableWidgetItem(status["delete"]))
+        tbl.resizeRowsToContents()
+        tbl.resizeColumnsToContents()
+        dialogWidth = tbl.horizontalHeader().length() + 100
+        dialogHeight = tbl.verticalHeader().length() + 100
+        dialog.setFixedSize(dialogWidth, dialogHeight)
+        layout = QVBoxLayout()
+        dialog.setLayout(layout)
+        layout.addWidget(tbl)
+        QApplication.restoreOverrideCursor()
+        dialog.exec()
+
     @pyqtSlot()
     def update_clicked(self, commit_status=True):
         """Called when update btn clicked"""
diff --git a/buildings/gui/reference_data.ui b/buildings/gui/reference_data.ui
index 3307e011..e427666a 100644
--- a/buildings/gui/reference_data.ui
+++ b/buildings/gui/reference_data.ui
@@ -54,6 +54,32 @@
            </property>
           </widget>
          </item>
+         <item>
+          <spacer name="horizontalSpacer_2">
+           <property name="orientation">
+            <enum>Qt::Horizontal</enum>
+           </property>
+           <property name="sizeHint" stdset="0">
+            <size>
+             <width>40</width>
+             <height>20</height>
+            </size>
+           </property>
+          </spacer>
+         </item>
+         <item>
+          <widget class="QPushButton" name="btn_status">
+           <property name="sizePolicy">
+            <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+             <horstretch>0</horstretch>
+             <verstretch>0</verstretch>
+            </sizepolicy>
+           </property>
+           <property name="text">
+            <string>Status</string>
+           </property>
+          </widget>
+         </item>
         </layout>
        </item>
        <item>
@@ -143,7 +169,7 @@
             <item row="12" column="0" colspan="2">
              <widget class="QCheckBox" name="chbx_coastline_and_islands">
               <property name="text">
-               <string>Coastlines and Islands</string>
+               <string>Coastlines and Islands (Overwrite existing)</string>
               </property>
              </widget>
             </item>
diff --git a/buildings/reference_data/admin_bdys.py b/buildings/reference_data/admin_bdys.py
index b275d3ca..fa48a12d 100644
--- a/buildings/reference_data/admin_bdys.py
+++ b/buildings/reference_data/admin_bdys.py
@@ -1,4 +1,5 @@
 from builtins import str
+from collections import Counter
 
 # script to update canal data
 
@@ -53,8 +54,53 @@ def current_date():
     return to_var
 
 
-# todo: add kx_api_key in config
-# todo: combine suburb_locality- and town city
+def check_status_admin_bdys(kx_api_key, dataset):
+    # get last update of layer date from log
+    from_var = last_update(dataset)
+
+    # current date
+    to_var = current_date()
+
+    layer = QgsVectorLayer(
+        URI.format(
+            kx_api_key,
+            LAYERS[dataset]["url_base"],
+            LAYERS[dataset]["layer_id"],
+            from_var,
+            to_var,
+            LAYERS[dataset]["cql_filter"],
+        )
+    )
+    if not layer.isValid():
+        return {
+            "dataset": dataset,
+            "last_updated": from_var,
+            "new_updates": "error",
+            "insert": "error",
+            "update": "error",
+            "delete": "error",
+        }
+
+    if layer.featureCount() == 0:
+        return {
+            "dataset": dataset,
+            "last_updated": from_var,
+            "new_updates": "",
+            "insert": "0",
+            "update": "0",
+            "delete": "0",
+        }
+    counts = Counter([feat["__change__"] for feat in layer.getFeatures()])
+    return {
+        "dataset": dataset,
+        "last_updated": from_var,
+        "new_updates": "Available",
+        "insert": str(counts["INSERT"]),
+        "update": str(counts["UPDATE"]),
+        "delete": str(counts["DELETE"]),
+    }
+
+
 def update_admin_bdys(kx_api_key, dataset, dbconn: db):
     # get last update of layer date from log
     from_var = last_update(dataset)
diff --git a/buildings/reference_data/topo50.py b/buildings/reference_data/topo50.py
index 84fd3691..926d5abe 100644
--- a/buildings/reference_data/topo50.py
+++ b/buildings/reference_data/topo50.py
@@ -1,4 +1,6 @@
 from builtins import str
+from collections import Counter
+
 
 # script to update canal data
 
@@ -57,6 +59,65 @@ def current_date():
     return to_var
 
 
+def check_status_topo50(kx_api_key, dataset):
+    if "polygon" in dataset:
+        column_name = dataset.replace("_polygons", "")
+    elif "point" in dataset:
+        column_name = dataset.replace("_points", "")
+    else:
+        column_name = dataset
+
+    # get last update of layer date from log
+    from_var = last_update(column_name)
+
+    # current date
+    to_var = current_date()
+
+    cql_filter = ""
+    if dataset == "hut_points":
+        cql_filter = "&cql_filter=bldg_use='hut'"
+    elif dataset == "shelter_points":
+        cql_filter = "&cql_filter=bldg_use='shelter'"
+    elif dataset == "protected_areas_polygons":
+        cql_filter = "&cql_filter=type = 'Conservation Area' OR type = 'National Park' OR type ='Wildlife Area'"
+
+    external_id = "t50_fid"
+    if dataset == "protected_areas_polygons":
+        external_id = "napalis_id"
+
+    layer = QgsVectorLayer(
+        URI.format(LDS_LAYER_IDS[dataset], kx_api_key, from_var, to_var, cql_filter)
+    )
+    if not layer.isValid():
+        return {
+            "dataset": dataset,
+            "last_updated": from_var,
+            "new_updates": "error",
+            "insert": "error",
+            "update": "error",
+            "delete": "error",
+        }
+
+    if layer.featureCount() == 0:
+        return {
+            "dataset": dataset,
+            "last_updated": from_var,
+            "new_updates": "",
+            "insert": "0",
+            "update": "0",
+            "delete": "0",
+        }
+    counts = Counter([feat["__change__"] for feat in layer.getFeatures()])
+    return {
+        "dataset": dataset,
+        "last_updated": from_var,
+        "new_updates": "Available",
+        "insert": str(counts["INSERT"]),
+        "update": str(counts["UPDATE"]),
+        "delete": str(counts["DELETE"]),
+    }
+
+
 def update_topo50(kx_api_key, dataset, dbconn):
 
     # Get name of column in reference log table