Long Island Sump Pump Failure

Albertson, United States - September 16, 2025 / A.M. Shield Waterproofing Corp. /

For many Long Island homeowners, a sump pump is the unsung hero of the basement. Quietly installed in a pit below the foundation, it protects against flooding by pumping water away from your home. But in older homes across Albertson, Nassau County, and surrounding areas, sump pump failure is a surprisingly common issue and one that often goes unnoticed until it’s too late.

A failing sump pump can mean the difference between a dry basement and thousands of dollars in water damage repairs. This article explores why sump pump problems are especially common in older Long Island homes, what warning signs to look for, and how you can prevent failure with the right maintenance and upgrades.

The Role of a Sump Pump

Before diving into the problems, let’s quickly revisit how a sump pump works.

  • Collection: Water from around the foundation is directed into a sump pit via interior drains or natural flow.

  • Activation: A float switch detects rising water levels and activates the pump.

  • Discharge: The pump pushes water through a discharge line, carrying it away from the foundation and keeping the basement dry.

It’s a simple but critical system. When it fails, your basement becomes vulnerable to flooding, mold growth, and foundation stress.

Why Older Long Island Homes Are at Higher Risk

1. Aging Equipment

Many homes built decades ago still rely on the same sump pump system installed when the house was constructed. A typical sump pump lasts 7–10 years. After that, performance declines, and the risk of sudden failure increases dramatically.

2. Outdated Technology

Older pumps may not have advanced features like battery backups, high-capacity motors, or clog-resistant designs. When power outages or heavy storms hit common in Long Island they’re more likely to fail.

3. Poor Drainage Design

In older homes, the original builders may not have installed proper interior or exterior drainage. Without an efficient system feeding into the sump pit, pumps can get overworked, clog more often, or fail under stress.

4. High Water Table and Coastal Conditions

Long Island’s naturally high water table, combined with heavy rainfall and snowmelt, puts enormous demand on sump pumps. Older systems may not have been designed for today’s increased water challenges, especially with more frequent severe storms.

5. Lack of Regular Maintenance

Over the years, sump pumps in older homes are often forgotten. Homeowners may not realize that these systems require regular cleaning, testing, and occasional replacement of parts.

Common Causes of Sump Pump Failure

Even if your home isn’t “old,” sump pump failure can happen for many reasons. In older Long Island homes, these causes are even more pronounced:

  1. Power Outages
    Severe storms often knock out electricity. If your sump pump doesn’t have a battery backup, it can’t function when you need it most.

  2. Mechanical Wear and Tear
    Like any appliance, motors and switches wear down over time. Rust, debris, and simple age can cause breakdowns.

  3. Clogged or Frozen Discharge Lines
    If the pipe carrying water away becomes blocked or freezes in winter, water backs up into your basement.

  4. Stuck or Failed Float Switch
    The float switch activates the pump. If it gets stuck or breaks, the pump won’t turn on, leaving water to rise unchecked.

  5. Overwhelmed Pump Capacity
    Older pumps often have smaller motors and can’t keep up with today’s heavy rains or high water tables.

  6. Improper Installation
    Some older sump pumps weren’t installed correctly or were placed in pits that don’t collect water efficiently.

Warning Signs of a Failing Sump Pump

Don’t wait for your basement to flood before realizing your sump pump has failed. Here are some red flags to watch for:

  • Strange noises: Grinding, rattling, or humming may indicate motor or impeller problems.

  • Excessive vibration: A bent or damaged impeller can cause shaking.

  • Irregular cycling: The pump turns on and off too frequently, or not at all.

  • Visible rust: Corrosion inside the pit or on the pump is a bad sign.

  • Water in the basement: Even minor pooling during rain means your pump isn’t doing its job.

  • Age of the pump: If your pump is over 10 years old, it’s nearing the end of its lifespan.

How to Avoid Sump Pump Failure

The good news is that sump pump failure is preventable with proactive care and modern upgrades. Here’s what Long Island homeowners should do:

1. Schedule Regular Maintenance

  • Clean the sump pit of dirt, gravel, and debris.

  • Test the float switch at least twice a year.

  • Inspect the discharge line for blockages or freezing.

2. Install a Battery Backup System

Power outages are common during Long Island storms. A battery backup ensures your sump pump keeps working even when the grid goes down.

3. Upgrade to a Modern, High-Capacity Pump

Older pumps may not handle today’s rainfall patterns. Newer pumps are designed for higher volumes and include energy-efficient motors.

4. Add a Secondary Pump for Redundancy

For extra protection, install a backup pump. If one fails, the other takes over.

5. Improve Drainage Systems

Make sure your sump pump is part of a larger waterproofing strategy, including interior drains, exterior grading, and sealed foundation cracks.

6. Schedule Professional Inspections

Experts like A.M. Shield Waterproofing can test your sump system, check the condition of your pit and drainage lines, and recommend necessary upgrades.

Professional Solutions from A.M. Shield Waterproofing

At A.M. Shield Waterproofing Corp., we know the unique challenges older Long Island homes face. Our sump pump services include:

  • New sump pump installation with high-capacity models.

  • Battery backup systems to ensure operation during power outages.

  • Full basement drainage solutions, including French drains and wall liners.

  • Foundation repair and waterproofing to address the root causes of water intrusion.

  • Annual maintenance plans so your system is always ready when storms hit.

We don’t just install pumps, we design complete waterproofing solutions that keep your basement dry and your foundation safe.

Conclusion

Sump pump failure is a common issue in older Long Island homes, and the consequences can be devastating. From flooded basements to structural damage, the risks are too high to ignore.

By understanding the causes of sump pump failure, recognizing warning signs, and investing in professional maintenance and upgrades, you can avoid the nightmare of water damage.

If your sump pump is over 10 years old, making strange noises, or hasn’t been inspected in years, it’s time to act. Contact A.M. Shield Waterproofing Corp. in Albertson, NY, for expert sump pump services and comprehensive waterproofing solutions tailored to your home.

Contact Information:

A.M. Shield Waterproofing Corp.

33 Albertson Ave
Albertson, NY 11507
United States

Hugo D'Esposito
(516) 294-8400
https://amshieldcorp.com/

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