All Clear Septic and Wastewater Services All Clear Septic and Wastewater Services has septic pumping scheduled for customers in Norton, Seekonk, Mansfield, Rehoboth, Berkley, Raynham, and Swansea, MA today.  To keep your septic system working correctly you need to have your septic system pumped regularly, approximately every 3 years, but this will vary depending on factors including the size of your tank and your water usage.  If you have a garbage disposal your system should be pumped annually.  If you have any questions or if you need to schedule septic pumping please do contact our office at 508-763-4431 or visit