Date time format in alarm and eventlist are different
The year / hour /minute / second are all ok.
The event list uses the same columns as corresponding alarmlist
If its for 800xA System, Please check the Alarm/Event List configuration by right clicking the corresponding list aspect and then click -> ConfigView.
Please check if the template is from Library Structure or in Local object. You can open this template directly from the config view and click on Format Tab. You will find the Date and Time format for each list.