Septic Tank, Sewage Treatment Plant and Drainage Survey Package

Understand the tank, drains and discharge before you buy.

From £650 + VAT (£780 total)

The package covers one dwelling and up to two drainage manholes, it also assesses the tank and discharge arrangement. Inspection of additional manholes is charged separately, with the additional cost agreed before proceeding.

Buying a property? Book before exchange

Get the findings in time to discuss repairs, costs and any further checks with the seller and your solicitor.

Closed access cover set in the gravel beside a brick garden wall, with purple flowers hanging over it

What your package includes

  • One dwelling and up to two drainage manholes are covered. Inspection of additional manholes is charged separately, with the additional cost agreed before proceeding.
  • CCTV inspection of accessible inlet and outlet pipework.
  • Tank inspection covering visible condition and operation.
  • Discharge assessment to establish where the wastewater goes and assess the arrangement.
  • Environmental checks covering relevant General Binding Rules and Source Protection Zones.
  • Photographs, video footage and a written report explaining the findings.
  • Practical recommendations on repairs, maintenance and next steps.
Open neck of a buried plastic wastewater tank with orange pipe connections, inspected during a septic tank survey

Clear findings. Useful advice.

You’ll understand what we found, why it matters and which issues need attention first. If work is needed, we explain the practical options.

Any areas we couldn’t access are clearly identified in your report.

Inside an old round brick wastewater chamber with inlet pipes and solids at the base, seen during a drainage survey

Practical experience behind the advice

Flowcraft brings over 20 years of groundworks and drainage construction experience. We understand how systems are built and what is involved in putting problems right.

Surveys across Hertfordshire, Buckinghamshire and Bedfordshire.

Flowcraft groundworks team on site