diff --git a/homeassistant/components/environment_canada/__init__.py b/homeassistant/components/environment_canada/__init__.py
index b47d280b34e..fa2643054df 100644
--- a/homeassistant/components/environment_canada/__init__.py
+++ b/homeassistant/components/environment_canada/__init__.py
@@ -5,7 +5,7 @@ import xml.etree.ElementTree as et
 
 from env_canada import ECAirQuality, ECRadar, ECWeather, ec_exc
 
-from homeassistant.config_entries import ConfigEntry
+from homeassistant.config_entries import ConfigEntry, ConfigEntryNotReady
 from homeassistant.const import CONF_LATITUDE, CONF_LONGITUDE, Platform
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers.update_coordinator import DataUpdateCoordinator, UpdateFailed
@@ -28,6 +28,7 @@ async def async_setup_entry(hass: HomeAssistant, config_entry: ConfigEntry) -> b
     lang = config_entry.data.get(CONF_LANGUAGE, "English")
 
     coordinators = {}
+    errors = 0
 
     weather_data = ECWeather(
         station_id=station,
@@ -37,19 +38,34 @@ async def async_setup_entry(hass: HomeAssistant, config_entry: ConfigEntry) -> b
     coordinators["weather_coordinator"] = ECDataUpdateCoordinator(
         hass, weather_data, "weather", DEFAULT_WEATHER_UPDATE_INTERVAL
     )
-    await coordinators["weather_coordinator"].async_config_entry_first_refresh()
+    try:
+        await coordinators["weather_coordinator"].async_config_entry_first_refresh()
+    except ConfigEntryNotReady:
+        errors = errors + 1
+        _LOGGER.warning("Unable to retrieve Environment Canada weather")
 
     radar_data = ECRadar(coordinates=(lat, lon))
     coordinators["radar_coordinator"] = ECDataUpdateCoordinator(
         hass, radar_data, "radar", DEFAULT_RADAR_UPDATE_INTERVAL
     )
-    await coordinators["radar_coordinator"].async_config_entry_first_refresh()
+    try:
+        await coordinators["radar_coordinator"].async_config_entry_first_refresh()
+    except ConfigEntryNotReady:
+        errors = errors + 1
+        _LOGGER.warning("Unable to retrieve Environment Canada radar")
 
     aqhi_data = ECAirQuality(coordinates=(lat, lon))
     coordinators["aqhi_coordinator"] = ECDataUpdateCoordinator(
         hass, aqhi_data, "AQHI", DEFAULT_WEATHER_UPDATE_INTERVAL
     )
-    await coordinators["aqhi_coordinator"].async_config_entry_first_refresh()
+    try:
+        await coordinators["aqhi_coordinator"].async_config_entry_first_refresh()
+    except ConfigEntryNotReady:
+        errors = errors + 1
+        _LOGGER.warning("Unable to retrieve Environment Canada AQHI")
+
+    if errors == 3:
+        raise ConfigEntryNotReady
 
     hass.data.setdefault(DOMAIN, {})
     hass.data[DOMAIN][config_entry.entry_id] = coordinators
@@ -79,6 +95,7 @@ class ECDataUpdateCoordinator(DataUpdateCoordinator):
             hass, _LOGGER, name=f"{DOMAIN} {name}", update_interval=update_interval
         )
         self.ec_data = ec_data
+        self.last_update_success = False
 
     async def _async_update_data(self):
         """Fetch data from EC."""
diff --git a/homeassistant/components/environment_canada/camera.py b/homeassistant/components/environment_canada/camera.py
index c389e178cbd..e09ae99e006 100644
--- a/homeassistant/components/environment_canada/camera.py
+++ b/homeassistant/components/environment_canada/camera.py
@@ -42,6 +42,8 @@ class ECCamera(CoordinatorEntity, Camera):
         self, width: int | None = None, height: int | None = None
     ) -> bytes | None:
         """Return bytes of camera image."""
+        if not hasattr(self.radar_object, "timestamp"):
+            return None
         self.observation_time = self.radar_object.timestamp
         return self.radar_object.image
 
diff --git a/homeassistant/components/environment_canada/sensor.py b/homeassistant/components/environment_canada/sensor.py
index ea93a203372..4cfe6bbbfb2 100644
--- a/homeassistant/components/environment_canada/sensor.py
+++ b/homeassistant/components/environment_canada/sensor.py
@@ -223,35 +223,35 @@ ALERT_TYPES: tuple[ECSensorEntityDescription, ...] = (
         key="advisories",
         name="Advisory",
         icon="mdi:bell-alert",
-        value_fn=lambda data: data.alerts.get("advisories", {}).get("value", []),
+        value_fn=lambda data: data.alerts.get("advisories", {}).get("value"),
         transform=len,
     ),
     ECSensorEntityDescription(
         key="endings",
         name="Endings",
         icon="mdi:alert-circle-check",
-        value_fn=lambda data: data.alerts.get("endings", {}).get("value", []),
+        value_fn=lambda data: data.alerts.get("endings", {}).get("value"),
         transform=len,
     ),
     ECSensorEntityDescription(
         key="statements",
         name="Statements",
         icon="mdi:bell-alert",
-        value_fn=lambda data: data.alerts.get("statements", {}).get("value", []),
+        value_fn=lambda data: data.alerts.get("statements", {}).get("value"),
         transform=len,
     ),
     ECSensorEntityDescription(
         key="warnings",
         name="Warnings",
         icon="mdi:alert-octagon",
-        value_fn=lambda data: data.alerts.get("warnings", {}).get("value", []),
+        value_fn=lambda data: data.alerts.get("warnings", {}).get("value"),
         transform=len,
     ),
     ECSensorEntityDescription(
         key="watches",
         name="Watches",
         icon="mdi:alert",
-        value_fn=lambda data: data.alerts.get("watches", {}).get("value", []),
+        value_fn=lambda data: data.alerts.get("watches", {}).get("value"),
         transform=len,
     ),
 )
@@ -283,13 +283,13 @@ class ECBaseSensor(CoordinatorEntity, SensorEntity):
         self._ec_data = coordinator.ec_data
         self._attr_attribution = self._ec_data.metadata["attribution"]
         self._attr_name = f"{coordinator.config_entry.title} {description.name}"
-        self._attr_unique_id = f"{self._ec_data.metadata['location']}-{description.key}"
+        self._attr_unique_id = f"{coordinator.config_entry.title}-{description.key}"
 
     @property
     def native_value(self):
         """Return the native value of the sensor."""
         value = self.entity_description.value_fn(self._ec_data)
-        if self.entity_description.transform:
+        if value is not None and self.entity_description.transform:
             value = self.entity_description.transform(value)
         return value
 
@@ -313,6 +313,8 @@ class ECAlertSensor(ECBaseSensor):
     def extra_state_attributes(self):
         """Return the extra state attributes."""
         value = self.entity_description.value_fn(self._ec_data)
+        if not value:
+            return None
 
         extra_state_attrs = {
             ATTR_LOCATION: self._ec_data.metadata.get("location"),