diff --git a/homeassistant/components/smart_meter_texas/__init__.py b/homeassistant/components/smart_meter_texas/__init__.py
index d55c44824df6..5aa799640708 100644
--- a/homeassistant/components/smart_meter_texas/__init__.py
+++ b/homeassistant/components/smart_meter_texas/__init__.py
@@ -5,20 +5,24 @@ import logging
 from smart_meter_texas import Account
 from smart_meter_texas.exceptions import SmartMeterTexasAuthError
 
-from homeassistant.config_entries import ConfigEntry
 from homeassistant.const import CONF_PASSWORD, CONF_USERNAME, Platform
 from homeassistant.core import HomeAssistant
 from homeassistant.exceptions import ConfigEntryNotReady
 
-from .const import DATA_COORDINATOR, DATA_SMART_METER, DOMAIN
-from .coordinator import SmartMeterTexasCoordinator, SmartMeterTexasData
+from .coordinator import (
+    SmartMeterTexasConfigEntry,
+    SmartMeterTexasCoordinator,
+    SmartMeterTexasData,
+)
 
 _LOGGER = logging.getLogger(__name__)
 
 PLATFORMS = [Platform.SENSOR]
 
 
-async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
+async def async_setup_entry(
+    hass: HomeAssistant, entry: SmartMeterTexasConfigEntry
+) -> bool:
     """Set up Smart Meter Texas from a config entry."""
 
     username = entry.data[CONF_USERNAME]
@@ -43,11 +47,7 @@ async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
     # too long to update.
     coordinator = SmartMeterTexasCoordinator(hass, entry, smart_meter_texas_data)
 
-    hass.data.setdefault(DOMAIN, {})
-    hass.data[DOMAIN][entry.entry_id] = {
-        DATA_COORDINATOR: coordinator,
-        DATA_SMART_METER: smart_meter_texas_data,
-    }
+    entry.runtime_data = coordinator
 
     entry.async_create_background_task(
         hass, coordinator.async_refresh(), "smart_meter_texas-coordinator-refresh"
@@ -58,10 +58,8 @@ async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
     return True
 
 
-async def async_unload_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
+async def async_unload_entry(
+    hass: HomeAssistant, entry: SmartMeterTexasConfigEntry
+) -> bool:
     """Unload a config entry."""
-    unload_ok = await hass.config_entries.async_unload_platforms(entry, PLATFORMS)
-    if unload_ok:
-        hass.data[DOMAIN].pop(entry.entry_id)
-
-    return unload_ok
+    return await hass.config_entries.async_unload_platforms(entry, PLATFORMS)
diff --git a/homeassistant/components/smart_meter_texas/const.py b/homeassistant/components/smart_meter_texas/const.py
index defe49f0be4a..9c499811f104 100644
--- a/homeassistant/components/smart_meter_texas/const.py
+++ b/homeassistant/components/smart_meter_texas/const.py
@@ -5,9 +5,6 @@ from datetime import timedelta
 SCAN_INTERVAL = timedelta(hours=1)
 DEBOUNCE_COOLDOWN = 1800  # Seconds
 
-DATA_COORDINATOR = "coordinator"
-DATA_SMART_METER = "smart_meter_data"
-
 DOMAIN = "smart_meter_texas"
 
 METER_NUMBER = "meter_number"
diff --git a/homeassistant/components/smart_meter_texas/coordinator.py b/homeassistant/components/smart_meter_texas/coordinator.py
index b489c0db01ed..b1a26a6ee534 100644
--- a/homeassistant/components/smart_meter_texas/coordinator.py
+++ b/homeassistant/components/smart_meter_texas/coordinator.py
@@ -52,15 +52,18 @@ class SmartMeterTexasData:
         return self.meters
 
 
-class SmartMeterTexasCoordinator(DataUpdateCoordinator[SmartMeterTexasData]):
+type SmartMeterTexasConfigEntry = ConfigEntry[SmartMeterTexasCoordinator]
+
+
+class SmartMeterTexasCoordinator(DataUpdateCoordinator[None]):
     """Class to manage fetching Smart Meter Texas data."""
 
-    config_entry: ConfigEntry
+    config_entry: SmartMeterTexasConfigEntry
 
     def __init__(
         self,
         hass: HomeAssistant,
-        entry: ConfigEntry,
+        entry: SmartMeterTexasConfigEntry,
         smart_meter_texas_data: SmartMeterTexasData,
     ) -> None:
         """Initialize the coordinator."""
@@ -74,10 +77,9 @@ class SmartMeterTexasCoordinator(DataUpdateCoordinator[SmartMeterTexasData]):
                 hass, _LOGGER, cooldown=DEBOUNCE_COOLDOWN, immediate=True
             ),
         )
-        self._smart_meter_texas_data = smart_meter_texas_data
+        self.smart_meter_texas_data = smart_meter_texas_data
 
-    async def _async_update_data(self) -> SmartMeterTexasData:
+    async def _async_update_data(self) -> None:
         """Fetch latest data."""
         _LOGGER.debug("Fetching latest data")
-        await self._smart_meter_texas_data.read_meters()
-        return self._smart_meter_texas_data
+        await self.smart_meter_texas_data.read_meters()
diff --git a/homeassistant/components/smart_meter_texas/sensor.py b/homeassistant/components/smart_meter_texas/sensor.py
index ecddd5c80c45..80318d85d208 100644
--- a/homeassistant/components/smart_meter_texas/sensor.py
+++ b/homeassistant/components/smart_meter_texas/sensor.py
@@ -9,32 +9,24 @@ from homeassistant.components.sensor import (
     SensorEntity,
     SensorStateClass,
 )
-from homeassistant.config_entries import ConfigEntry
 from homeassistant.const import CONF_ADDRESS, UnitOfEnergy
 from homeassistant.core import HomeAssistant, callback
 from homeassistant.helpers.entity_platform import AddConfigEntryEntitiesCallback
 from homeassistant.helpers.restore_state import RestoreEntity
 from homeassistant.helpers.update_coordinator import CoordinatorEntity
 
-from .const import (
-    DATA_COORDINATOR,
-    DATA_SMART_METER,
-    DOMAIN,
-    ELECTRIC_METER,
-    ESIID,
-    METER_NUMBER,
-)
-from .coordinator import SmartMeterTexasCoordinator
+from .const import ELECTRIC_METER, ESIID, METER_NUMBER
+from .coordinator import SmartMeterTexasConfigEntry, SmartMeterTexasCoordinator
 
 
 async def async_setup_entry(
     hass: HomeAssistant,
-    config_entry: ConfigEntry,
+    config_entry: SmartMeterTexasConfigEntry,
     async_add_entities: AddConfigEntryEntitiesCallback,
 ) -> None:
     """Set up the Smart Meter Texas sensors."""
-    coordinator = hass.data[DOMAIN][config_entry.entry_id][DATA_COORDINATOR]
-    meters = hass.data[DOMAIN][config_entry.entry_id][DATA_SMART_METER].meters
+    coordinator = config_entry.runtime_data
+    meters = coordinator.smart_meter_texas_data.meters
 
     async_add_entities(
         [SmartMeterTexasSensor(meter, coordinator) for meter in meters], False