diff --git a/Jupyterhub/extract_eventname_metadata.ipynb b/Jupyterhub/extract_eventname_metadata.ipynb
index f860267..7cd9b7d 100644
--- a/Jupyterhub/extract_eventname_metadata.ipynb
+++ b/Jupyterhub/extract_eventname_metadata.ipynb
@@ -68,12 +68,12 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 9,
+   "execution_count": 31,
    "metadata": {},
    "outputs": [],
    "source": [
-    "HAZARD = None\n",
-    "LOCATION = None"
+    "HAZARD = None #Can be a python list or None\n",
+    "LOCATION = None #Can be a python list or None"
    ]
   },
   {
@@ -83,41 +83,6 @@
     "## Import Libraries"
    ]
   },
-  {
-   "cell_type": "markdown",
-   "metadata": {},
-   "source": [
-    "## Required Libraries\n",
-    "\n",
-    "Before running this notebook, install the required Python libraries:\n",
-    "\n",
-    "```bash\n",
-    "# Install core dependencies\n",
-    "pip install boto3 rasterio\n",
-    "\n",
-    "# Install GDAL (required for COG operations)\n",
-    "# On macOS with Homebrew:\n",
-    "brew install gdal\n",
-    "pip install gdal\n",
-    "\n",
-    "# On Ubuntu/Debian:\n",
-    "sudo apt-get install gdal-bin libgdal-dev\n",
-    "pip install gdal==$(gdal-config --version)\n",
-    "\n",
-    "# On conda:\n",
-    "conda install -c conda-forge gdal\n",
-    "\n",
-    "# Install rio-cogeo for COG validation\n",
-    "pip install rio-cogeo\n",
-    "```\n",
-    "\n",
-    "**Note:** GDAL can be tricky to install. If you encounter issues, use conda instead of pip for all geospatial libraries:\n",
-    "\n",
-    "```bash\n",
-    "conda install -c conda-forge boto3 rasterio gdal rio-cogeo\n",
-    "```"
-   ]
-  },
   {
    "cell_type": "code",
    "execution_count": 10,
@@ -391,8 +356,8 @@
     "        tags = {\n",
     "            'ACTIVATION_EVENT': f\"{event_metadata['year_month']}_{event_metadata['hazard']}_{event_metadata['location']}\",\n",
     "            'YEAR_MONTH': event_metadata['year_month'],\n",
-    "            'HAZARD': HAZARD if HAZARD is not None else event_metadata['hazard'],\n",
-    "            'LOCATION': LOCATION if LOCATION is not None else event_metadata['location'],\n",
+    "            'HAZARD': ','.join(HAZARD) if isinstance(HAZARD, list) else (HAZARD or event_metadata['hazard']),\n",
+    "            'LOCATION': ','.join(LOCATION) if isinstance(LOCATION, list) else (LOCATION or event_metadata['location']),\n",
     "            'PROCESSING_DATE': datetime.utcnow().isoformat(),\n",
     "            'PROCESSOR': 'S3 GeoTIFF COG Processor v1.0'\n",
     "        }\n",