Any one who can recommend a College I can study or obtain knowledge on SCADA ?

Good day

Supervisory Control and Data Acquisition (SCADA)  there is no as such college were you can study SCADA. You need to start with choosing the available courses for SCADA and Programmable Logic Controllers (PLCs). There a many different SCADA systems on the market (In touch, WinCC, etc.) for different industries.   

You can start with Engineering Institute of Technology (EIT) where is available

3-month interactive live online course where you will learn:

• The fundamentals of SCADA systems
• The essentials of SCADA software configuration
• Tricks and tips in installation of SCADA systems
• The essentials of telecommunications links
• The use of Industrial Ethernet in SCADA systems
• OPC and SCADA systems
• SCADA network security issues
• How to troubleshoot SCADA systems
• How to specify PLC hardware and installation criteria
• How to describe PLC software structure
• How to write medium level PLC programs (using ladderlogic)
• How to troubleshoot a typical PLC system
• About specifying PLC systems 

Hope this information will help you

Good luck