SAN FRANCISCO--(BUSINESS WIRE)--Nexant, a leading provider of software solutions for utilities and municipalities, today announced its leading Nexant iEnergy software platform helps utilities and municipalities manage the water-energy nexus of demand side conservation programs. With drought currently affecting a large part of the U.S., worsening water shortages could impact some power generation plant operations. Extremely low water levels in dams and reservoirs are also threatening hydroelectr