Hi steven dale,
You can refer this link to get idea about reading AC voltage with a microcontroller.
http://www.engineersgarage.com/contributions/ac-voltmeter-digital-display
the below link will give you idea about ADC in Arduino.
http://www.engineersgarage.com/contribution/arduino-based-voltmeter
For the data recorder pupose you can go with online server based data acquistion systems like "Thinkspeak" You can find many tutorials to make it possible in the website.