diff --git a/lib/microwaveprop_web/live/backfill_live.ex b/lib/microwaveprop_web/live/backfill_live.ex
index 26624b84..d99f581e 100644
--- a/lib/microwaveprop_web/live/backfill_live.ex
+++ b/lib/microwaveprop_web/live/backfill_live.ex
@@ -81,15 +81,16 @@ defmodule MicrowavepropWeb.BackfillLive do
 
   defp enqueue_batch(limit) do
     contacts =
-      from(c in Contact,
-        where:
-          (not is_nil(c.pos1) or not is_nil(c.grid1)) and
-            (c.hrrr_status in ^@enrichable or c.weather_status in ^@enrichable or
-               c.terrain_status in ^@enrichable or c.iemre_status in ^@enrichable),
-        order_by: [desc: c.qso_timestamp],
-        limit: ^limit
+      Repo.all(
+        from(c in Contact,
+          where:
+            (not is_nil(c.pos1) or not is_nil(c.grid1)) and
+              (c.hrrr_status in ^@enrichable or c.weather_status in ^@enrichable or c.terrain_status in ^@enrichable or
+                 c.iemre_status in ^@enrichable),
+          order_by: [desc: c.qso_timestamp],
+          limit: ^limit
+        )
       )
-      |> Repo.all()
 
     # ensure_positions! is called inside enqueue_for_contact
     Enum.each(contacts, &ContactWeatherEnqueueWorker.enqueue_for_contact/1)
@@ -127,7 +128,8 @@ defmodule MicrowavepropWeb.BackfillLive do
       )
 
     by_worker =
-      Enum.group_by(jobs, &elem(&1, 0), fn {_, state, count} -> {state, count} end)
+      jobs
+      |> Enum.group_by(&elem(&1, 0), fn {_, state, count} -> {state, count} end)
       |> Enum.map(fn {worker, states} ->
         short_name = worker |> String.split(".") |> List.last()
         total = Enum.reduce(states, 0, fn {_, c}, acc -> acc + c end)
@@ -207,21 +209,15 @@ defmodule MicrowavepropWeb.BackfillLive do
         {status, count}
       end)
 
-    # Per-contact averages
-    %{rows: avg_rows} =
-      Repo.query!("""
-      SELECT
-        (SELECT count(*) FROM hrrr_profiles) as hrrr_profiles,
-        (SELECT count(*) FROM terrain_profiles) as terrain_profiles,
-        (SELECT count(*) FROM surface_observations) as surface_obs,
-        (SELECT count(*) FROM soundings) as soundings,
-        (SELECT count(*) FROM iemre_observations) as iemre_obs,
-        (SELECT count(*) FROM qsos WHERE pos1 IS NOT NULL) as contacts
-      """)
+    # Per-table row counts from pg_stat estimates (already fetched above, avoids slow count(*))
+    table_counts = Map.new(tables, fn %{table: t, rows: r} -> {t, r} end)
 
-    [[hrrr_count, terrain_count, obs_count, sounding_count, iemre_count, contact_count]] = avg_rows
-
-    contact_count = max(contact_count, 1)
+    hrrr_count = Map.get(table_counts, "hrrr_profiles", 0)
+    terrain_count = Map.get(table_counts, "terrain_profiles", 0)
+    obs_count = Map.get(table_counts, "surface_observations", 0)
+    sounding_count = Map.get(table_counts, "soundings", 0)
+    iemre_count = Map.get(table_counts, "iemre_observations", 0)
+    contact_count = max(Map.get(table_counts, "qsos", 0), 1)
 
     %{
       db_size: format_bytes(db_bytes),
@@ -265,14 +261,11 @@ defmodule MicrowavepropWeb.BackfillLive do
   defp status_class("unavailable"), do: "opacity-40"
   defp status_class(_), do: ""
 
-  defp format_bytes(bytes) when bytes >= 1_073_741_824,
-    do: "#{Float.round(bytes / 1_073_741_824, 1)} GB"
+  defp format_bytes(bytes) when bytes >= 1_073_741_824, do: "#{Float.round(bytes / 1_073_741_824, 1)} GB"
 
-  defp format_bytes(bytes) when bytes >= 1_048_576,
-    do: "#{Float.round(bytes / 1_048_576, 1)} MB"
+  defp format_bytes(bytes) when bytes >= 1_048_576, do: "#{Float.round(bytes / 1_048_576, 1)} MB"
 
-  defp format_bytes(bytes) when bytes >= 1024,
-    do: "#{Float.round(bytes / 1024, 1)} KB"
+  defp format_bytes(bytes) when bytes >= 1024, do: "#{Float.round(bytes / 1024, 1)} KB"
 
   defp format_bytes(bytes), do: "#{bytes} B"
 
@@ -412,12 +405,16 @@ defmodule MicrowavepropWeb.BackfillLive do
         </div>
         <div class="bg-base-200 rounded-box p-3">
           <div class="text-xs opacity-60">HRRR Profiles</div>
-          <div class="text-lg font-bold font-mono">{format_number(@db_stats.totals.hrrr_profiles)}</div>
+          <div class="text-lg font-bold font-mono">
+            {format_number(@db_stats.totals.hrrr_profiles)}
+          </div>
           <div class="text-xs opacity-60">{@db_stats.averages.hrrr_per_contact} per contact</div>
         </div>
         <div class="bg-base-200 rounded-box p-3">
           <div class="text-xs opacity-60">Surface Observations</div>
-          <div class="text-lg font-bold font-mono">{format_number(@db_stats.totals.surface_observations)}</div>
+          <div class="text-lg font-bold font-mono">
+            {format_number(@db_stats.totals.surface_observations)}
+          </div>
           <div class="text-xs opacity-60">{@db_stats.averages.obs_per_contact} per contact</div>
         </div>
         <div class="bg-base-200 rounded-box p-3">