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Beginning of a septic tank dig out

Septic System Installation 

If the current system is not performing correctly, a new septic tank, distribution box and drain field can be installed.  Each property is different. All systems that require replacement will need to meet current DNR standards for on-site waste water treatment systems. In most cases, meeting those standards requires a larger tank and increased drain field size. 

Septic Tank Replacement Overview

WHY REPLACE A SYSTEM?

Below are some of the main reasons a new tank is usually needed:

  • Tank is cracked, collapsed, or structurally failing

  • System is too old

  • Drain field has failed

  • System is too small for the home

  • Major repairs cost more than replacement

  • System fails inspection when selling a property—sometimes the  DNR requires a replacement

  • Sewage backups or surface wastewater

SIGNS TO WATCH FOR

If you have any of the below you should have your system inspected to see if it needs to be pumped, repaired or needs a replacement:

  • Frequent sewage backups in the home

  • Slow drains throughout the house

  • Sewage odors in the yard

  • Wet or soggy areas near the septic tank

  • Lush, bright green grass over the tank area

  • You have an old steel septic tank

  • Tank needs pumping too frequently

  • Contaminated well or nearby water

INSTALLATION PROCESS

Typical installation steps include:

  1. Site inspection and evaluation

  2. Permits and local approval

  3. Locate utilities and mark the area

  4. Pump the existing septic tank

  5. Excavation of the old tank

  6. Disconnect plumbing lines

  7. Remove the old tank

  8. Prepare the tank base

  9. Install the new septic tank

  10. Connect inlet and outlet pipes

  11. Install effluent filter and risers (if required)

  12. Inspection by local authority

  13. Backfill the excavation

  14. Final grading and cleanup

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Call us today:

563-552-1618

Serving Dubuque, Clayton, and Delaware counties.

© 2026 by A to Z Septic Services.

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