Dunkirk, NY

Plumbing, Sewer & Excavation Services in Dunkirk, NY

McCandless Plumbing & Excavation is a family-owned plumber serving Dunkirk, NY and northern Chautauqua County since 1975. Licensed and insured in New York with a 5.0-star Google rating, the team handles water lines, sewer lines, septic systems, drainage, and excavation — including near-lake and shoreline drainage work specific to Dunkirk — with 24/7 emergency response. Call (716) 403-2478

McCandless crew completing a sewer line repair on a residential property
our services
We offer dependable water service solutions that keep your property running smoothly.
A leaking water pipe may need McCandless Plumbing & Excavation to fix it using special tools and expert repair.
We locate and repair damaged water lines or install new ones for homes, rentals, and commercial buildings. Our methods are clean, safe, and designed to limit disruption to your property.
McCandless technician laying new pipe in an open, water-logged trench
When your main line starts leaking or fails completely, we offer fast replacements using quality materials and techniques that meet Dunkirk city codes.
Newly installed water heater and supply lines in a basement
Hot water problems can make daily life stressful. We install and repair traditional tank water heaters so you can enjoy consistent comfort.
Wall-mounted tankless water heater unit
Looking for a compact, energy-saving solution? Our team installs tankless systems that provide hot water on demand and save space in your home.

Sewer issues need immediate attention. We provide full-service sewer repairs and upgrades for all types of properties.

Crew repairing an underground sewer line in an excavated trench
Whether your sewer line is cracked, collapsed, or blocked by roots, we repair or replace it with minimal disruption to your property and schedule.
McCandless technician with equipment staged for a sewer/excavation job
Using camera equipment, we inspect sewer lines to find exact issues before digging. This helps reduce time, costs, and guesswork.
Drain cleaning in progress to clear a blocked household line
Blocked or slow drains are more than an annoyance. We clear out clogs to restore full flow to your sinks, showers, and toilets.
McCandless Plumbing & Excavation fixes a broken underground pipe, showing safe and skilled sewer repair work in progress.
If you’re building a new home or switching from septic to city sewer, we handle the entire connection process including permits and approvals.
our services
We work with property owners across Dunkirk to keep septic systems safe, up to code, and running smoothly.
New septic tank lowered into an excavated bed
Our licensed team designs and installs complete septic systems based on your property’s location, soil conditions, and usage.
Excavated access point exposing underground septic lines
We fix cracks, clogged lines, and other system issues. Regular maintenance can prevent major problems and help extend the life of your tank.
Concrete septic tank ready for installation
Need an inspection before selling or renting a home? We offer thorough, honest septic inspections with clear reports.

Is McCandless a good plumber in Dunkirk, NY?

A good plumber for a Dunkirk home or business is licensed and insured in New York, understands the area’s Lake Erie shoreline and older downtown housing, and can handle the whole job — including any digging — without subcontracting. McCandless Plumbing & Excavation fits that description: a family-owned company serving Dunkirk and northern Chautauqua County since 1975, licensed and insured, and both a plumber and an excavation contractor, so water-line and sewer-line work that requires excavation is done in-house. The team knows Dunkirk-specific challenges — near-lake septic regulations, tight downtown lots, and shoreline drainage that protects against erosion and basement flooding. McCandless offers 24/7 emergency response for burst pipes, sewer backups, and water-heater failures across Dunkirk. To decide, check the current Google rating and confirm the company serves your neighborhood; to reach McCandless, call (716) 403-2478.

Proper drainage keeps your property safe and dry. Our excavation team ensures every job is done carefully and meets Dunkirk’s building standards.
Gravel-filled French drain trench along a foundation
We install French drains that redirect surface and groundwater away from your home’s foundation or yard, helping prevent water damage and erosion.
McCandless Plumbing & Excavation sees water pooling in drain pit, a sign that inspection or repair may be needed soon.
A reliable sump pump is essential in areas prone to heavy rainfall. We install and service sump pumps to keep basements and crawl spaces dry.
McCandless Plumbing & Excavation shows a new sewer pipe being installed as part of a professional repair service.
Standing water in your yard can damage landscaping and foundations. We create custom drainage plans to move water efficiently and prevent flooding.
Excavator grading and leveling soil for site prep
From trenching for new water or sewer lines to full site prep, we provide clean, safe excavation services for residential and commercial projects.
our services
We offer heating and cooling systems that improve comfort and efficiency, especially in older homes or buildings.
Radiant floor heating tubing laid before tile installation
Stay warm from the ground up. Radiant floor heating delivers quiet, even heat throughout your home.
Ductless mini-split indoor unit mounted on an interior wall
Ideal for homes or rooms without ducts, mini-split systems give you zone-by-zone control over your heating and cooling.

Why Choose McCandless Plumbing & Excavation for Sewer, Drainage, and Excavation in Dunkirk, NY

Dunkirk homes and businesses face a mix of weather, soil conditions, and infrastructure challenges. Our team brings decades of experience handling everything from lakefront drainage issues to sewer line repairs in tight city lots.

Here’s what sets us apart:

  • We know local codes and permitting processes
  • Our team is licensed, insured, and safety-focused
  • We show up on time and communicate clearly
  • We treat your property with care and leave the site clean
  • We offer honest pricing with no surprises

Whether you’re upgrading an older home or managing new construction, McCandless is the team that gets it done right.

Serving Chautauqua County, NY

We provide reliable plumbing, septic, and excavation services throughout the region.

Frequently Asked Questions

Frequently Asked Questions

Yes, 24/7 including nights, weekends, and holidays. Call (716) 403-2478.

Yes. McCandless serves Dunkirk including shoreline and downtown properties, and designs drainage and septic systems that meet near-lake regulations.

McCandless is a licensed and insured, family-owned plumber serving Dunkirk since 1975, with a 5.0-star Google rating, 24/7 emergency service, and both plumbing and excavation handled in-house.

Yes — licensed and insured in New York State.

Yes, most excavation and water line projects in Dunkirk require a city permit. We handle the permitting process for you — filing applications, coordinating with local inspectors, and making sure the work meets Dunkirk and New York State codes.

Yes. We design and install custom drainage systems for shoreline homes and businesses to protect against erosion and water damage.
Yes. We partner with developers and builders to provide full excavation services, including site prep, trenching, and grading.

Yes. New York State’s Septic System Replacement Fund offers reimbursement for eligible septic repairs and replacements in designated areas, administered locally through Chautauqua County. We can help you determine if your property qualifies and provide the inspection reports and estimates needed for your application.