At Superior On Site Septic, we are your premiere source for septic systems. Since 2009 our company has offered the finest in craftsmanship and quality. Superior Onsite Septic is a septic company out of Bastrop County ran by Daniel Garcia. We do installs on all septic systems, maintenance contracts, and pumping! Call today and schedule your septic maintenance with the best of the best; Superior On Site Septic! Service or Call Out Fee - Please call to confirm with Daniel 512-486-0283 Will Apply Service Fee to Final Charge For Call Out.