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Septic Tanks Demystified – Understanding Maintenance and Lifespan

| Gerry Rowe

Septic tanks are an essential part of many private sewage systems. To ensure your system works efficiently and lasts for decades, understanding its functionality and proper care is crucial. At ASL Limited, we specialize in helping homeowners maintain and optimize their systems.

Could surface water be getting into your private sewage treatment plant

How Does a Septic Tank Work?

A septic tank consists of:

  • The Chamber: Separates solids and fats from wastewater.
  • The Drainage Field: Discharges untreated water into aerated soil for secondary treatment.

Properly functioning systems depend on these two components working in harmony. However, regular maintenance is key to avoiding costly repairs.

Signs of Trouble

Early detection can save you time, money, and stress. Common warning signs include:

  • Foul Odors: Unpleasant smells around your home could indicate a blockage.
  • Slow Drainage: Water pooling or gurgling sounds in your pipes suggest air traps or blockages.
  • Water Backups: Sewage water backing up in your drains or pooling near the septic tank can indicate a serious issue.

If you notice any of these signs, it’s time to call in the experts.

Unsuitable Soil: A Hidden Risk

Septic tanks rely on suitable soil for proper drainage. Unfortunately, some types of soil, like heavy clay, aren’t porous enough to allow for efficient filtration. This can lead to:

  • Sewage Backup: Wastewater pooling due to inadequate drainage.
  • Environmental Damage: Contaminated water leaching into nearby streams or rivers.

In such cases, alternative systems like sewage treatment plants may be the solution.

Prolonging Your Septic Tank’s Lifespan

With the right care, septic tanks can last 12 to 20 years, or even longer. Here’s how to extend their life:

  • Regular Emptying: Prevents sludge buildup and ensures the system operates efficiently.
  • Avoiding Overloading: Divert roof water and minimize grease and fat entering the system.
  • Choosing the Right Drainage Field: Light, aerated soil is ideal for wastewater absorption.

Caution: Ignoring maintenance can result in system failure within a year, especially if the tank is undersized or the soil is unsuitable.

An image of sewage tank inspection chambers.

Expert Diagnosis and Solutions

At ASL Limited, we provide comprehensive inspections to determine the health of your system. Our services include:

  • Ground Testing: Ensures soil suitability for drainage fields.
  • System Repairs: From blockages to damaged components, we’ve got you covered.
  • Alternative Solutions: For unsuitable soils, we recommend and install advanced systems like sewage treatment plants.

Why Choose ASL Limited?

With decades of experience, our team is dedicated to providing top-notch service. Whether you’re dealing with a minor issue or a major overhaul, we’ll work with you to find the best solution for your needs.

Contact us today to schedule a consultation or learn more about our services. Let us help you keep your septic system in top condition for years to come.

Don’t delay we can help you today!

Call 0800 181 684 or email info@asllimited.co.uk for all your drainage needs.

We cover Surrey, Berkshire, Hampshire, West Sussex and South West London.

See the map on our 'areas covered page' and use our postcode checker.

Our operatives are based across 5 counties and can get to you in a hurry!

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