You may have heard of hexavalent chromium (Cr(VI)) from headlines or perhaps the movie Erin Brockovich. Cr(VI) is a toxic form of chromium that easily dissolves in water, making it a particularly tricky and dangerous contaminant. In power plants, particularly those running steam turbines, the conditions inside boilers and cooling systems are intense—high pressure, high heat, and plenty of oxygen. Mitigating Hexavalent Chromium in Power Plant Water Systems: Let’s Break It Down, looks at how Cr(VI) is formed, the dangers it creates to equipment, your staff, and environment, and prevention strategies..