Update

app/Models/WaterQualityMonitoringDailyLog.php

@@ -22,6 +22,7 @@ class WaterQualityMonitoringDailyLog extends Model
         'ph',
         'temperature',
         'turbidity',
+        'nh3n',
         'monitored_at',
     ];
 }

app/Models/WaterQualityMonitoringLog.php

@@ -28,6 +28,7 @@ class WaterQualityMonitoringLog extends Model
         'temperature',
         'turbidity',
         'monitored_at',
+        'nh3n',
         'is_filled',
     ];
 }