diff --git a/libraries/AP_Baro/AP_Baro.cpp b/libraries/AP_Baro/AP_Baro.cpp
index 9e63ea25270131d20059567df081a447e2c711f0..44a86137ee449c2668074b8061a58d3de45b0db0 100644
--- a/libraries/AP_Baro/AP_Baro.cpp
+++ b/libraries/AP_Baro/AP_Baro.cpp
@@ -329,3 +329,16 @@ uint8_t AP_Baro::register_sensor(void)
     return _num_sensors++;
 }
 
+
+/*
+  check if all barometers are healthy
+ */
+bool AP_Baro::all_healthy(void) const
+{
+     for (uint8_t i=0; i<_num_sensors; i++) {
+         if (!healthy(i)) {
+             return false;
+         }
+     }
+     return _num_sensors > 0;
+}
diff --git a/libraries/AP_Baro/AP_Baro.h b/libraries/AP_Baro/AP_Baro.h
index 185de9bddc11f24219adf31ed4326bdbb9234e38..300ab27cf35ea7023f0ae5b2c8248d82c36352a6 100644
--- a/libraries/AP_Baro/AP_Baro.h
+++ b/libraries/AP_Baro/AP_Baro.h
@@ -44,6 +44,9 @@ public:
     bool healthy(void) const { return healthy(_primary); }
     bool healthy(uint8_t instance) const { return sensors[instance].healthy && sensors[instance].alt_ok; }
 
+    // check if all baros are healthy - used for SYS_STATUS report
+    bool all_healthy(void) const;
+
     // pressure in Pascal. Divide by 100 for millibars or hectopascals
     float get_pressure(void) const { return get_pressure(_primary); }
     float get_pressure(uint8_t instance) const { return sensors[instance].pressure; }