McCandless Plumbing & Excavation provides professional sump pump installation and repair to homeowners throughout Jamestown, NY and the surrounding Chautauqua County area — including Dunkirk, Fredonia, Lakewood, Westfield, Falconer, and Bemus Point.
With over 50 years of experience serving Western New York, our licensed team installs and services sump pumps built for this climate. Call (716) 403-2478 for a free estimate.


Above-water motor design offers easy maintenance access and long-term reliability for moderate pumping needs.

Fully underwater operation provides quiet performance and higher capacity for heavy-duty applications.


Sump pump systems work best when integrated with comprehensive water management solutions, which is why ourdrainage and excavation servicescan address foundation waterproofing, exterior drainage, and grading issues that reduce the burden on your sump pump.
Sump pumps work most effectively when combined with perimeter drainage systems, makingFrench drain installation and waterproofing solutionsan ideal complement to basement water management.
While sump pumps handle water that reaches your basement, preventing water accumulation in the first place requires comprehensiveyard drainage systems and surface water managementaround your property.


Site Assessment: We evaluate your basement’s water issues, calculate pumping capacity needs, and determine optimal pump placement.
Sump Pit Preparation: Sump pump installation and basin replacement often require careful digging and site preparation, utilizingspecialized excavation and underground utility servicesfor proper system placement.
System Installation: We install the pump, discharge piping, check valves, and water level sensors according to manufacturer specifications and local codes.
Electrical Connections: Working with qualified electrical contractors, we ensure proper power supply and safety features for reliable operation.
Testing and Commissioning: All systems undergo thorough testing to verify proper operation and automatic switching functions.
In Western New York, a sump pump is not optional — it’s essential. Jamestown’s heavy precipitation and spring snowmelt put significant pressure on basements every year, and power outages during storms are common enough that a battery backup system is worth serious consideration for every Jamestown homeowner. McCandless installs primary and battery backup sump pump systems across Chautauqua County, sized and configured for the specific water management demands of Western New York’s climate.
McCandless Plumbing & Excavation serves Jamestown and the surrounding Chautauqua County communities, including Dunkirk, Fredonia, Lakewood, Westfield, Mayville, Falconer, Bemus Point, and Findley Lake.
For service inquiries, call (716) 403-2478 or (716) 705-9890.
Pump Switches: Automatic float switches activate your pump when water levels rise, with adjustable settings for optimal performance.
Check Valves: Prevent water from flowing back into your sump pit when the pump cycles off.
Discharge Piping: Properly sized and installed pipes carry water away from your foundation to safe drainage areas.
Alarm Systems: Alert you to high water levels, pump failures, or other system issues requiring attention.
Water Level Sensors: Advanced monitoring systems provide early warning of rising water levels.


Regular pump maintenance prevents emergency failures and extends equipment life:
Annual Inspections: We check all components, test automatic functions, and clean debris from pump intakes and switches.
Pump Testing: Periodic testing ensures your system activates properly and pumps at full capacity.
Backup System Checks: Battery backup systems require regular testing and battery replacement to ensure reliability.
Discharge Line Maintenance: We inspect and clear discharge pipes to prevent freeze-ups and blockages.
Working with pump manufacturers and maintenance technicians, we provide comprehensive service that keeps your system operating reliably.
Frequent Cycling: Pumps running constantly may indicate capacity issues, switch problems, or excessive water infiltration.
Strange Noises: Grinding, rattling, or unusual sounds suggest mechanical problems requiring immediate attention.
Visible Rust or Corrosion: Physical deterioration indicates potential failure and need for replacement.
High Water Bills: Constantly running pumps increase electricity costs and may indicate system problems.
Basement Moisture: Persistent dampness despite pump operation suggests inadequate capacity or system failure.

Our emergency services provide rapid response during flooding events, and we work with insurance companies to document damage and coordinate repairs. Many basement waterproofing specialists recommend sump pumps as essential protection against water damage claims.
Frequently Asked Questions