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How to Maintain a Sewer System?

Published in Sewer Maintenance 4 mins read

Maintaining a sewer system, whether it's your private septic system or your home's connection to a municipal network, is essential for preventing costly issues, protecting public health, and ensuring environmental well-being. Effective maintenance involves responsible household habits, regular inspections, and timely professional servicing.

Core Principles for Sewer System Health

Regardless of your specific sewer setup, adopting these fundamental practices will significantly contribute to its longevity and efficiency:

  • Mind What You Flush: The golden rule for any sewer system is to only flush human waste and toilet paper. Items like paint, diapers, medications, cigarettes, cat litter, grease, chemicals, and feminine hygiene products should never enter your system. These can cause blockages, damage pipes, disrupt beneficial bacteria in septic tanks, or pollute water systems.
    • Proper Disposal of Non-Flushables:
      • Grease and Oils: Let them cool and solidify, then scrape into the trash.
      • Chemicals & Medications: Utilize community hazardous waste disposal programs or take-back events.
      • Wipes (Even "Flushable"): Always dispose of all wipes, paper towels, and hygiene products in the trash.
  • Conserve Water & Fix Leaks: Excessive water usage can overload both septic systems and municipal sewer lines, especially during peak times. Conserve water by taking shorter showers, running full loads of laundry and dishes, and opting for water-efficient appliances. Promptly repair any plumbing leaks (e.g., dripping faucets, running toilets) to reduce unnecessary water flow into the system. Learn more about water conservation from the EPA: https://www.epa.gov/watersense/start-saving
  • Prevent System Overload: Avoid overwhelming your system with a sudden influx of water. For example, do not do all your laundry in one day. Spreading out water-intensive activities allows your system, particularly a septic system, adequate time to process waste and prevent backups.
  • Protect Your Outdoor Sewer Lines: Be mindful of planting trees with aggressive root systems near underground sewer pipes, as roots are a common cause of blockages and damage.

Specific Maintenance for Septic Systems

For homeowners with a private septic system, specific actions are required to maintain its critical components:

  • Regular Pumping: Septic tanks need to be pumped out every 3-5 years, depending on household size and usage. This removes the accumulated sludge and scum, preventing it from overflowing into the drainfield.
  • Accessible and Watertight Covers: Keep septic tank covers and risers accessible and watertight. This ensures easy access for inspections and pumping, while preventing surface water from entering and overwhelming the system.
  • Drainfield Care:
    • Do not drive or park vehicles on your drainfield or septic tank, as this can compact the soil and damage pipes.
    • Avoid planting anything other than grass over the drainfield to prevent root intrusion.
    • Ensure gutters and downspouts divert water away from the drainfield to prevent saturation.
  • Avoid Harmful Additives: Do not use septic tank additives unless recommended by a professional. Most are unnecessary and some can even be harmful.

Find comprehensive information on septic systems from the EPA: https://www.epa.gov/septic

Maintaining Your Connection to a Municipal Sewer System

While the public sewer main is maintained by your municipality, you are typically responsible for the sewer lateral line connecting your home to the main.

  • Lateral Line Responsibility: Understand that you are generally responsible for the maintenance and repair of your private sewer lateral. Adhering to the "Core Principles" above is crucial to prevent issues in this line.
  • Watch for Warning Signs: Be alert for slow drains, recurring clogs, gurgling noises from toilets, or foul odors. These could indicate a problem in your lateral line.
  • Professional Root Removal: If tree roots are a known issue in your area, consider professional root removal or preventative treatments for your lateral line.

Sewer System Do's and Don'ts at a Glance

Do Don't
Conserve water and fix leaks immediately Flush anything but human waste and toilet paper
Dispose of grease and oils in the trash Pour paint, chemicals, medications, or other hazardous waste down drains
Space out water-intensive activities (e.g., laundry) Plant trees with aggressive roots near sewer lines
Have septic tanks pumped regularly Drive or park heavy vehicles over septic tanks or drainfields
Ensure septic tank access covers are clear and sealed Use harmful septic additives without expert advice

When to Call a Professional

Seek professional help immediately if you experience:

  • Frequent or multiple clogged drains
  • Persistent slow drains
  • Gurgling toilets or drains
  • Foul sewage odors inside or outside your home
  • Sewage backups into your home
  • Soggy spots or standing water in your yard near your septic system or sewer line

Professional plumbers or septic technicians can diagnose issues, perform necessary repairs, pump septic tanks, and clean lateral lines to maintain your system effectively.