Plumber on the South Shore — 24/7 Emergency & Residential Plumbing

When a basement drain backs up during spring flooding season, a sump pump fails overnight, or a pipe bursts in a Longueuil bungalow on a Sunday morning, you need a plumber who responds immediately and arrives prepared to fix it in one visit. Plomberie 5 Étoiles has been serving South Shore homeowners for over 15 years — across Longueuil, Brossard, Boucherville, Saint-Lambert, La Prairie, and every municipality in between.

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Plumbing Services on the South Shore

We handle the full range of residential and light commercial plumbing across the South Shore. Whether it's a planned repair, a seasonal inspection, or a middle-of-the-night emergency, we show up with the right equipment.

Drain Cleaning & Unclogging

• Drain cleaning services
• Clogged bathtub & shower drains
• Clogged sewer drain cleaning
• High-pressure drain cleaning (hydro-jetting)
• Kitchen drain cleaning
• Main drain root removal

Plumbing Repairs & Installations

• Water leak detection & repair
• Toilet installation & repair
• Faucet & sink installation
• Water heater installation & replacement
• Dishwasher installation
• Garbage disposal installation
• Residential plumbing services
• Commercial plumbing services

Flood Protection — Critical on the South Shore

• Sump pump installation & service
• Battery backup sump pump
• Backwater valve installation
• Main drain excavation services

Inspection & Detection

• Drain camera inspection
• Drain camera detection
• Home drain inspection
• Smoke test leak detection

Emergency Plumbing

• 24/7 emergency plumbing
• Burst pipe & water leak emergency
• Emergency sewer backup
• Flooded basement response
• Frozen pipe thawing
• Hot water tank emergency

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Plumbing on the South Shore — What Makes This Region Different

The South Shore has a distinct plumbing profile shaped by its geography, its housing stock, and its history with flooding. After 15 years of working in homes across the region, here's what we've learned.

Sump Pumps and the South Shore Water Table

Large portions of the South Shore — particularly in Châteauguay, La Prairie, Candiac, and areas near the Richelieu River corridor — sit on terrain with a high seasonal water table. During spring snowmelt and heavy summer rainfall, hydrostatic pressure can push water through foundation cracks and floor joints faster than most homeowners expect. Homes in these areas rely heavily on sump pumps, and a pump failure during peak season means a flooded basement in hours, not days.

We install, service, and replace sump pumps across the South Shore. We also install battery backup sump pump systems — which keep operating during power outages, the most common failure scenario during severe storms. If your pump is more than 7 years old or has never been inspected, schedule a check before the spring season arrives.

Flooding History and Backwater Valves

The South Shore has seen significant flood damage events — the 2011 Richelieu flooding, the 2017 spring floods that displaced thousands of residents from Châteauguay to Chambly, and the 2019 events that again overwhelmed sewer infrastructure across multiple municipalities. The primary cause of interior damage in most of these events wasn't overland flooding — it was sewer backup: wastewater reversing through private drain laterals into basements.

A backwater valve installed on the main drain prevents this by closing automatically when backflow pressure is detected. Many South Shore municipalities have offered subsidy programs toward backwater valve installation costs — we can confirm what's currently available in your municipality during the consultation. Homeowners who installed backwater valves before 2017 largely avoided basement sewage damage even in severely affected streets.

1960s–1980s Suburban Housing Stock

The South Shore's suburban expansion from the 1960s through the 1980s created a large stock of bungalows and split-level homes — particularly in Longueuil, Brossard, Saint-Lambert, Saint-Hubert, and La Prairie — that now have drain systems 40 to 60 years old. Common issues in these homes include:

• Separated or bellied clay pipe in the main drain lateral between the house and the street — clay pipe was widely used in this era and degrades over time, developing offsets and low spots where debris and sediment collect
• ABS or early PVC drain joints that have separated due to ground movement or thermal cycling over decades
• Cast iron stack pipes in older Vieux-Longueuil homes — same corrosion profile as Montreal's older housing stock
• Main drain root intrusion — mature trees planted in the 1960s–70s have root systems that now reach the lateral drain lines, causing recurring blockages that surface cleaning alone won't resolve

If you're buying a home on the South Shore built before 1985, a drain camera inspection before purchase is one of the best investments you can make — it takes about an hour and reveals what no surface inspection can see.

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Emergency Plumber on the South Shore — Available 24/7

Plumbing emergencies on the South Shore get a real person on the phone around the clock. Our dispatcher confirms an ETA immediately — no recordings, no automated queues.

We respond to:

• Sewer backup flooding into basement drains, floor drains, or lower-level toilets
• Burst or leaking pipes inside walls, ceilings, or foundations
• Sump pump failure during active rain, snowmelt, or storm surge
• Complete drain blockage backing up into multiple fixtures
• No hot water — failed water heater
• Frozen pipes — risk of rupture
• Active leak with no accessible shut-off valve

For emergencies: call 514-447-3700 directly. Don't fill out a web form — call the number.

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Municipalities We Serve on the South Shore

We cover the entire South Shore, from Longueuil's core to the furthest municipalities along the Richelieu River corridor:

Agglomération de Longueuil: Longueuil (Vieux-Longueuil, Saint-Hubert, Greenfield Park), Brossard, Saint-Lambert, Boucherville, Boucherville

Montérégie West: La Prairie, Candiac, Saint-Constant, Sainte-Catherine, Delson, Châteauguay, Léry, Mercier, Kahnawake corridor

Richelieu Valley: Chambly, Richelieu, Carignan, Saint-Basile-le-Grand, Sainte-Julie, Mont-Saint-Hilaire, Beloeil, Otterburn Park, McMasterville

Not sure if we cover your area? Call 514-447-3700 — we'll confirm in under a minute.

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What to Expect When You Call

When you call: A real person picks up. We ask a few questions about what's happening, and for most standard jobs we give you a price range over the phone before dispatching. No surprises at invoice time.

When the plumber arrives: We assess the situation on-site, confirm the final price before starting, and proceed only with your approval. If we find something unexpected that changes the scope — a pipe condition issue, a failed component that wasn't visible — we stop, explain, and get your go-ahead before continuing.

After the job: We confirm everything is working correctly before leaving. We clean up our work area. If you have questions about what caused the problem or how to prevent a recurrence, we'll answer them.

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Why South Shore Homeowners Choose Plomberie 5 Étoiles

15+ years serving the South Shore. We've worked in bungalows in Brossard, split-levels in Saint-Lambert, newer builds in Boucherville, and older homes in Vieux-Longueuil. We know the housing stock and the plumbing problems that come with it.

CAA-Québec recommended for over 10 years. Verified service quality across hundreds of jobs per year, maintained consistently.

4.8 stars on Google, 150+ verified reviews. Customers across the South Shore leave reviews because the job was done right — not because we asked them to.

RBQ #5663-4538-01 · CMMTQ Member · Fully insured. Every job meets Quebec plumbing code. Every plumber on your property is licensed and covered.

Transparent pricing. You know the cost before we start. Every time.

Same-day service in most cases. Emergencies are immediate. Non-urgent bookings are typically confirmed within 24 hours.

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