*** UPDATE: Notification to septic and well contractors and engineers ***

Top Four Things You Can Do To Protect Your Septic System
  1. Inspect and pump your system every three years.
  2. Use water efficiently.
  3. Don't dispose of nonbiodegradable items or household hazardous wastes in sinks or toilets.
  4. Care for your drainfield.

*From A Homeowner's Guide to Septic Systems