diff --git a/app/Jobs/SendReminders.php b/app/Jobs/SendReminders.php
index f5f96f1c..27ab54ca 100644
--- a/app/Jobs/SendReminders.php
+++ b/app/Jobs/SendReminders.php
@@ -28,6 +28,10 @@ public function handle()
             ->whereDoesntHave('reminder', function ($query) {
                 $query->whereDate('sent_at', now());
             })
+            ->whereHas('site', function ($query) {
+                $query->whereYear('last_measured_at', '<', now()->year);
+                $query->orWhere('last_measured_at', '<', now()->subDays(31));
+            })
             ->with(['reminder'])
             ->cursor();