… Major failures at the nearby Hyperion Water Reclamation Plant dumped millions of gallons of untreated sewage into Santa Monica Bay and released high levels of hydrogen sulfide, a gas that smells like rotten eggs and can cause health issues. At the time, [Tamara] Kcehowski was hopeful the facility’s response would be swift and that her community would suffer the stinky mess for only a few days — or at worst a few weeks. But now, more than three years later, the noxious odors and elevated hydrogen sulfide emissions persist, despite repeated complaints and appeals to the city of Los Angeles, air quality regulators and local officials. Although she’s lived in El Segundo with her daughter since the early 2000s, she now wonders if her only recourse is to move.