   lcd.print("min");
   delay(1000);
   digitalWrite(air, HIGH);
+  digitalWrite(stir, HIGH);
   now = rtc.now();
   current = now.unixtime();
   }
-digitalWrite(air, LOW);  
+digitalWrite(air, LOW);
+digitalWrite(stir, LOW);  
 }
 void aeration(float airduration, int lvl){//duration in min check depth and keep air on and pumps off for time period
   airduration=airduration*60*1000;

  if (now.dayOfTheWeek()== 0){//"Sunday"
  weekend();}
  while (x<1){
   //normalsequence();//decant(4);//loading();
    x++;}delay(20000);
  }


  DateTime now = rtc.now();
    while (tank<lvl){
      digitalWrite(fillpump, HIGH);
      digitalWrite(stir, HIGH);
      measurevol();
      lcd.setCursor(0,1);
      lcd.print(tank);lcd.print("gal");
      delay(15000);
    }
    digitalWrite(fillpump, LOW);
    digitalWrite(stir, LOW);
}
void RASfill(int lvl){//check depth and fill until level is 25gal plus stir
  digitalWrite(stir, HIGH);
  lcd.clear();
  lcd.setCursor(0,0);
  lcd.print("FILL ");
  lcd.setBacklight(TEAL);
  measurevol();
  lcd.setCursor(0,1);
  lcd.print(tank);lcd.print("gal");
  DateTime now = rtc.now();
    while (tank<lvl){
      digitalWrite(fillpump, HIGH);
      digitalWrite(air, HIGH);
      measurevol();
      lcd.setCursor(0,1);
      lcd.print(tank);lcd.print("gal");
      delay(15000);
    }
    digitalWrite(air, LOW);
    digitalWrite(fillpump, LOW);
}
void periodicaeration(float ontime){//on for 15 min freq is 60 min
  ontime=ontime*60;
  lcd.clear();
