diff --git a/parsl/executors/high_throughput/interchange.py b/parsl/executors/high_throughput/interchange.py
index 819836e95f..18bdc65610 100644
--- a/parsl/executors/high_throughput/interchange.py
+++ b/parsl/executors/high_throughput/interchange.py
@@ -410,6 +410,7 @@ def process_task_outgoing_incoming(
                 self._ready_managers[manager_id] = {'last_heartbeat': time.time(),
                                                     'idle_since': time.time(),
                                                     'block_id': None,
+                                                    'start_time': msg['start_time'],
                                                     'max_capacity': 0,
                                                     'worker_count': 0,
                                                     'active': True,
diff --git a/parsl/executors/high_throughput/manager_record.py b/parsl/executors/high_throughput/manager_record.py
index 7e58b53954..a48c18cbd9 100644
--- a/parsl/executors/high_throughput/manager_record.py
+++ b/parsl/executors/high_throughput/manager_record.py
@@ -6,6 +6,7 @@
 
 class ManagerRecord(TypedDict, total=False):
     block_id: Optional[str]
+    start_time: float
     tasks: List[Any]
     worker_count: int
     max_capacity: int
diff --git a/parsl/executors/high_throughput/process_worker_pool.py b/parsl/executors/high_throughput/process_worker_pool.py
index 5c766123d7..59efe501f1 100755
--- a/parsl/executors/high_throughput/process_worker_pool.py
+++ b/parsl/executors/high_throughput/process_worker_pool.py
@@ -184,6 +184,7 @@ def __init__(self, *,
 
         self.uid = uid
         self.block_id = block_id
+        self.start_time = time.time()
 
         self.enable_mpi_mode = enable_mpi_mode
         self.mpi_launcher = mpi_launcher
@@ -263,6 +264,7 @@ def create_reg_message(self):
                'worker_count': self.worker_count,
                'uid': self.uid,
                'block_id': self.block_id,
+               'start_time': self.start_time,
                'prefetch_capacity': self.prefetch_capacity,
                'max_capacity': self.worker_count + self.prefetch_capacity,
                'os': platform.system(),