Drain Plumbing - Septic Tank Cleaning Services Los Angeles CA. Drain Plumbing is a locally owned and operated septic tank repair company that is famous for offering one of the best septic tank repair services in Los Angeles CA at economical rates. With years of hands-on experience in providing stupendous septic tank pumping services, Drain Plumbing strives to provide the highest standard of workmanship, efficiency, effectiveness, thoroughness, and safety in all their projects. Give us a call today if you want to avail our septic tank cleaning services.