Expert sewer and drain solutions for homes and businesses across Londonderry, NH. Licensed, insured, and ready 24/7.
From emergency sewer backup to routine drain cleaning, we handle every sewer and drain need for homes and businesses in Londonderry, NH.
High-definition sewer camera inspection that shows you exactly what is happening inside your pipes. We locate cracks, roots, offsets, bellies, and blockages without any digging.
Complete sewer line cleaning that goes beyond simple snaking. We scour pipe walls with hydro jetting equipment to remove years of buildup and restore your sewer line to near-original capacity.
When your sewer line is beyond repair, we replace the entire run from house to main with durable modern piping. Includes permits, inspection, and backfill with compacted material.
Professional sewer line repair for cracks, leaks, offsets, and root damage. We diagnose the problem with camera inspection and use the most effective repair method — traditional or trenchless — to restore your sewer line.
Sewer backup emergencies require immediate action. We dispatch crews fast to stop the overflow, clear the line, and restore sanitary conditions — then find and fix the root cause.
Around-the-clock emergency drain service for overflowing drains, sewage backups, and flooding. We respond fast with professional equipment to stop the emergency and protect your property.
Expert drain pipe repair for cracked, corroded, collapsed, and leaking drain lines. We use camera inspection to locate the damage and the most effective method to repair it permanently.
Professional CIPP relining to rehabilitate cracked, root-damaged, and leaking sewer lines from the inside. The epoxy-saturated liner cures in place and restores structural integrity without digging.
Minimally invasive trenchless technology repairs cracked, root-damaged, and deteriorating sewer lines from the inside. No trenching, no landscaping destruction, no lengthy restoration projects.
Professional cleanout installation and service. A properly placed sewer cleanout saves time and money every time your line needs maintenance, inspection, or emergency clearing.
New sewer line installation for additions, new construction, and properties connecting to municipal sewer for the first time. Proper grade, materials, and connections for long-term reliability.
Industrial-strength commercial drain cleaning for restaurants, retail spaces, offices, and multi-unit buildings. We handle grease lines, floor drains, main sewers, and everything in between.
Professional clog removal using drain snakes, augers, and hydro jetting. We clear tough blockages that store-bought cleaners and home remedies cannot touch, then verify clear flow with camera inspection.
Preventive storm drain cleaning that protects your property from water damage during heavy rainfall. We remove leaves, silt, and debris that block drainage and cause pooling and flooding.
High-pressure hydro jetting at up to 4,000 PSI scours pipe walls clean of grease, roots, scale, and mineral deposits. The most thorough pipe cleaning method available for residential and commercial lines.
Complete grease trap maintenance including pumping, scraping, and cleaning. We document service for health department records and recommend optimal cleaning intervals based on your kitchen volume.
Professional drain snaking using commercial-grade cable machines to break through tough clogs in sinks, tubs, showers, and main drain lines. Fast, effective, and safe for your pipes.
Expert drain clearing for every type of clog. Our technicians diagnose the blockage location and severity, then use the most effective cleaning method to restore full drainage flow.
Scranton Sewer Authority is trusted by property owners throughout Londonderry (pop. 27,461) for a simple reason — we do what we say we are going to do. No inflated estimates, no unnecessary excavation, and no disappearing after the work is done. We are here for the long term and our reputation in Londonderry reflects that commitment.
Our commitment to the Londonderry community goes beyond sewer repair. We hire locally, respond to emergencies around the clock, and stand behind every project with guarantees that actually mean something. When a drain backs up or a sewer line fails, choose the company that Londonderry property owners already trust.
Here is what sets Scranton Sewer Authority apart from other sewer and drain companies in Londonderry.
Our technicians live and work in the communities we serve. We understand local pipe materials, soil conditions, tree root patterns, and the specific sewer and drain challenges in your area.
Every sewer and drain technician on our team is fully licensed, insured, and trained in the latest pipe repair, cleaning, and inspection techniques. Your property is in qualified hands.
We use high-definition sewer cameras to see inside your pipes in real time. Accurate diagnosis means the right repair the first time — no guesswork, no unnecessary excavation, no wasted money.
From a simple drain cleaning to a full sewer line replacement, we handle the entire scope of sewer and drain work under one roof. One company, one point of contact, one guarantee.
Sewer backups and drain emergencies do not wait for business hours and neither do we. Our emergency crews are on call around the clock to clear blockages and stop backups the moment you call.
Have questions about sewer or drain service in Londonderry? We have answers.
We use a specialized waterproof camera that is inserted into your sewer line through a cleanout. The camera transmits real-time video that shows us the exact location and nature of any blockage, crack, offset joint, or root intrusion. This lets us recommend the most cost-effective repair for your Londonderry property without any excavation.
Sewer line repair costs in Londonderry typically range from $1,500 to $5,000 for standard residential repairs and $5,000 to $15,000 or more for full replacements. Factors include pipe material, depth, length of damaged section, and whether trenchless methods can be used. We provide free camera inspections with detailed, written estimates before any work begins.
Yes. Our Londonderry, NH teams are equipped for drain cleaning at any scale — from residential kitchen and bathroom drains to commercial restaurant grease lines, multi-unit buildings, and industrial facilities. We carry equipment rated for pipes from 1.5 inches to 12 inches in diameter.
Trenchless sewer repair uses pipe lining or pipe bursting technology to fix damaged sewer lines without digging up your yard, driveway, or landscaping. It is faster, less disruptive, and often costs less than traditional excavation. Our Londonderry crews perform trenchless repairs when site conditions allow — saving you time, money, and landscaping restoration costs.
Most residential drain cleaning jobs in Londonderry, NH take 30 minutes to 2 hours depending on the severity of the clog and the number of drains affected. Main sewer line cleaning may take longer. Our crews arrive with professional-grade snaking equipment and hydro jetting capability to handle any blockage quickly.
Common warning signs for Londonderry homeowners include multiple slow drains, gurgling toilets, sewage odors in the yard or basement, soggy patches in the lawn, and recurring drain backups. If you notice any of these, call us for a sewer camera inspection to diagnose the problem before it becomes a costly emergency.
Our reputation is built on results. Here is what our customers say.
"Scranton Sewer Authority handled the sewer tie-in for our new construction. Coordinated with the city, pulled permits, and passed inspection without any issues. The kind of contractor you want on a build."
"Our restaurant had a grease trap emergency right before a health inspection. They came out the same morning, pumped and cleaned the trap, and got us compliant. Lifesavers."
"Needed a sewer cleanout added to access our main line. The crew was neat, polite, and finished the job in a few hours. They even patched the concrete around it perfectly. Good workmanship."
Scranton Sewer Authority proudly serves property owners in these cities near Londonderry.