diff --git a/cmds/statsd/src/atoms.proto b/cmds/statsd/src/atoms.proto
index 2d0e8bc..5df47cd 100644
--- a/cmds/statsd/src/atoms.proto
+++ b/cmds/statsd/src/atoms.proto
@@ -169,6 +169,8 @@
         DocsUIRootVisitedReported docs_ui_root_visited = 110;
         DocsUIStartupMsReported docs_ui_startup_ms = 111;
         DocsUIUserActionReported docs_ui_user_action_reported = 112;
+        WifiEnabledStateChanged wifi_enabled_state_changed = 113;
+        WifiRunningStateChanged wifi_running_state_changed = 114;
     }
 
     // Pulled events will start at field 10000.
@@ -871,6 +873,37 @@
 }
 
 /**
+ * Logs when Wifi is toggled on/off.
+ *
+ * Logged from:
+ *   frameworks/base/services/core/java/com/android/server/am/BatteryStatsService.java
+ */
+message WifiEnabledStateChanged {
+    enum State {
+        OFF = 0;
+        ON = 1;
+    }
+    optional State state = 1;
+}
+
+/**
+ * Logs when an app causes Wifi to run. In this context, 'to run' means to use Wifi Client Mode.
+ * TODO: Include support for Hotspot.
+ *
+ * Logged from:
+ *   frameworks/base/services/core/java/com/android/server/am/BatteryStatsService.java
+ */
+message WifiRunningStateChanged {
+    repeated AttributionNode attribution_node = 1;
+
+    enum State {
+        OFF = 0;
+        ON = 1;
+    }
+    optional State state = 2;
+}
+
+/**
  * Logs wifi locks held by an app.
  *
  * Logged from:
diff --git a/services/core/java/com/android/server/am/BatteryStatsService.java b/services/core/java/com/android/server/am/BatteryStatsService.java
index ab9ba08..a376e7a 100644
--- a/services/core/java/com/android/server/am/BatteryStatsService.java
+++ b/services/core/java/com/android/server/am/BatteryStatsService.java
@@ -724,6 +724,8 @@
         synchronized (mStats) {
             mStats.noteWifiOnLocked();
         }
+        StatsLog.write(StatsLog.WIFI_ENABLED_STATE_CHANGED,
+                StatsLog.WIFI_ENABLED_STATE_CHANGED__STATE__ON);
     }
 
     public void noteWifiOff() {
@@ -731,6 +733,8 @@
         synchronized (mStats) {
             mStats.noteWifiOffLocked();
         }
+        StatsLog.write(StatsLog.WIFI_ENABLED_STATE_CHANGED,
+                StatsLog.WIFI_ENABLED_STATE_CHANGED__STATE__OFF);
     }
 
     public void noteStartAudio(int uid) {
@@ -865,6 +869,9 @@
         synchronized (mStats) {
             mStats.noteWifiRunningLocked(ws);
         }
+        // TODO: Log WIFI_RUNNING_STATE_CHANGED in a better spot to include Hotspot too.
+        StatsLog.write(StatsLog.WIFI_RUNNING_STATE_CHANGED,
+                ws, StatsLog.WIFI_RUNNING_STATE_CHANGED__STATE__ON);
     }
 
     public void noteWifiRunningChanged(WorkSource oldWs, WorkSource newWs) {
@@ -872,6 +879,10 @@
         synchronized (mStats) {
             mStats.noteWifiRunningChangedLocked(oldWs, newWs);
         }
+        StatsLog.write(StatsLog.WIFI_RUNNING_STATE_CHANGED,
+                newWs, StatsLog.WIFI_RUNNING_STATE_CHANGED__STATE__ON);
+        StatsLog.write(StatsLog.WIFI_RUNNING_STATE_CHANGED,
+                oldWs, StatsLog.WIFI_RUNNING_STATE_CHANGED__STATE__OFF);
     }
 
     public void noteWifiStopped(WorkSource ws) {
@@ -879,6 +890,8 @@
         synchronized (mStats) {
             mStats.noteWifiStoppedLocked(ws);
         }
+        StatsLog.write(StatsLog.WIFI_RUNNING_STATE_CHANGED,
+                ws, StatsLog.WIFI_RUNNING_STATE_CHANGED__STATE__OFF);
     }
 
     public void noteWifiState(int wifiState, String accessPoint) {