7 Signs You Need To Have Your Septic Tank Pumped

Cooper Wallace • September 17, 2025

Wondering if it’s time for septic tank pumping? Catching the red flags early can prevent costly septic tank repairs and protect your home. Use this guide to identify the most common signs, what to do next, and how to start maintaining your septic tank the right way.


Quick Checklist of Septic Backup Signs

  • Slow drains across multiple fixtures (sinks, tubs, showers)
  • Gurgling or bubbling sounds from toilets/drains when water runs
  • Sewage odors inside or in the yard near the tank/drainfield
  • Water or sewage backing up into toilets, tubs, or floor drains
  • Soggy spots or puddles over the tank/drainfield (even in dry weather)
  • Bright green, unusually lush grass over the drainfield
  • Increase in pest activity around the tank/drainfield


Think your tank’s due? Get fast, professional septic tank pumping in Southwest Missouri—call 417-326-4330 or request service online now.


1. Foul Odors

It’s important not to ignore unpleasant smells around your home and property, especially near the septic tank or drain field. These odors suggest that you have an overloaded septic system and that waste may be backing up. Schedule septic tank pumping or septic system services right away.


2. Pooling Water

Have you noticed standing water in your yard when it's not raining? Your septic system could be the culprit.

Pooling water near your drain field or tank is a sure sign of trouble. It suggests that your tank is overflowing and needs immediate attention to avoid bigger septic tank repairs.


3. Gurgling Sounds

Strange noises coming from your pipes can be alarming. Gurgling sounds often occur when your septic tank is full, and waste can't flow smoothly. These noises indicate a blockage that could escalate without timely septic pumping. Don’t wait for a full backup – book septic system services to diagnose and pump.


4. Sewage Backup

Brown or black water appearing in fixtures (toilets, tubs, floor drains) is an emergency. Frequent backups point to a septic tank that's too full to function correctly. Backups can cause property damage and health risks and usually mean it’s time to pump tank septic (septic tank pumping) and inspect for underlying issues.


5. Lush Grass

While a green lawn is usually a good thing, overly lush grass above your drain field may be the result of a sinister source. Excessive greenery can mean that liquid waste is not draining properly and coming to the surface. This is another warning sign that you need septic tank repairs.


6. High Nitrate Levels (Well Owners)

If you test your well water and find elevated nitrate levels, your septic tank might be leaking. This is a serious health hazard and a strong indicator that you are overdue for septic tank pumping. Don’t ignore this critical sign that your septic system needs pumping.


7. Increased Pests

A rise in insect or rodent activity around your septic tank area is a bad sign. Waste attracts pests, indicating that your tank might be leaking or overflowing. Take this as a cue to schedule a septic tank cleaning or pumping.


If you’ve noticed any of these signs in Southwest Missouri, contact Southwest Sewer and Septic for prompt septic system services. From septic tank pumping and septic tank cleaning to reliable septic tank repairs, we’ll diagnose the issue and get your system flowing safely again.

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