LONDON (Dow Jones)--OPG Power Ventures PLC (OPG.LN), a developer and operator of power plants in India, announced Monday the receipt of the environmental clearances, that the project is now being mobilized and that the company expects to commission the plant in the first half of 2013. MAIN FACTS: -Shares at 1016 GMT up 3.25 pence, or 4.94%, at 69 pence. -By Zechariah Hemans, Dow Jones Newswires; 44-20-7842-9411; zechariah.hemans@dowjones.com (END) Dow Jones Newswires July 12, 2010 06:19 ET (10:19 GMT)