Fix

app/Models/MeteorologicalMonitoringLog.php

@@ -10,14 +10,9 @@ class MeteorologicalMonitoringLog extends Model
 {
     use HasFactory;
 
-    protected $attributes = [
-        'is_filled' => false,
-    ];
-
     protected $casts = [
         'wind_direction' => WindDirection::class,
         'monitored_at' => 'datetime',
-        'is_filled' => 'bool',
     ];
 
     protected $fillable = [

app/Models/WaterQualityMonitoringLog.php

@@ -9,8 +9,13 @@ class WaterQualityMonitoringLog extends Model
 {
     use HasFactory;
 
+    protected $attributes = [
+        'is_filled' => false,
+    ];
+
     protected $casts = [
         'monitored_at' => 'datetime',
+        'is_filled' => 'bool',
     ];
 
     protected $fillable = [
@@ -23,5 +28,6 @@ class WaterQualityMonitoringLog extends Model
         'temperature',
         'turbidity',
         'monitored_at',
+        'is_filled',
     ];
 }