Most DC rowhouses have sewer lines 50–80 years old — camera inspection first, we look before we quote. Mon–Fri, 9am–5pm.
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Sewer Line Repair &
Inspection in DC & Maryland

Sewer line problems are disruptive, potentially expensive, and often misdiagnosed. DC Metro Plumbing starts every sewer job with a camera inspection — so you know exactly what's wrong before we quote a single dollar of repair work. We serve Washington DC and Maryland with honest diagnostics and upfront pricing.

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Mon–Fri, 9am–5pm
Licensed DC & MD
Upfront written quote
Camera-first approach
Urgent sewer problem?
Call us during business hours for priority same-week scheduling. Describe your situation and we'll assess severity and get you on the schedule as quickly as possible.
  • Sewage backing up into fixtures
  • Strong sewage smell inside the home
  • Multiple drains slow or blocked at once
  • Gurgling when you flush or drain water
  • Wet or sunken patch in yard above sewer line
  • Recurring backups despite repeated cleaning
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Mon–Fri, 9am–5pm · Priority weekday scheduling
Act sooner rather than later

Warning Signs Your Sewer Line Needs Attention

Sewer line problems rarely appear all at once. They develop over months or years with early signals that are easy to dismiss — until the day something backs up completely. These are the signs that warrant a camera inspection.

Multiple Fixtures Draining Slowly
When more than one fixture is slow simultaneously — toilet, shower, and sink all affected — the problem is almost never in individual drains. It's the main line.
Sewage Odor Inside the Home
A sewer smell that persists — especially in the basement — often means a crack or offset joint is allowing sewer gas to escape into the home. This warrants prompt inspection.
Sewage Backing Up Into Tub or Toilet
Sewage coming up through a floor drain or toilet when running another fixture is a classic main line backup indicator.
Gurgling Sounds When Flushing
Gurgling from the toilet or floor drain when running a sink or shower nearby signals a partial blockage or venting problem in the main line.
Wet, Sunken, or Unusually Green Patches in the Yard
A leaking sewer line fertilizes and saturates the soil above it. If a patch of grass is noticeably greener or the ground feels soft in a line across the yard, the sewer line below may be failing.
Recurring Backups Despite Repeated Cleaning
If the same main line backs up every few months after snaking, there is a structural issue — root intrusion, a bellied section, or a partial collapse — that a snake cannot permanently fix.
Pre-Purchase or Pre-Sale Inspection
DC and Maryland rowhouses and older homes should have a sewer camera inspection before a real estate transaction. A failing sewer line is one of the most expensive surprises a new homeowner can face.
Sewer problem during business hours?
Call us Monday–Friday, 9am–5pm. We prioritize sewer line calls for same-week or next-day scheduling when the situation warrants.
Call 240-888-9739 →
Our approach

Camera Inspection First —
We Look Before We Quote

Many plumbers quote sewer repairs before they've seen inside the pipe. We don't. A camera inspection gives us — and you — a clear picture of exactly what's wrong and where, so the repair quote reflects the actual problem, not a guess.

1
Camera enters the clean-out access point
A waterproof, flexible camera is inserted into your sewer clean-out. No excavation, no wall cutting, no demolition. Fully non-invasive unless there's no clean-out access — in which case we assess the best entry point first.
2
We inspect the full line to the street connection
The camera travels the entire length of the sewer line, recording live footage. We note the location of any problems using a locator device so we know exactly where to dig if repair is needed.
3
You see everything we see
We walk you through the footage and explain every finding in plain language. We show you exactly what the problem is — root intrusion, crack, offset, collapse — and where it is in the line.
4
Upfront quote based on what we actually found
After the inspection, we give you a written repair quote tied to what the camera showed — not a blanket estimate. You decide how to proceed. No pressure, no obligation to continue.
IMAGE PLACEHOLDER: Plumber reviewing camera inspection footage on monitor — DC rowhouse, technician pointing at screen showing pipe interior
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What camera inspection identifies
Tree root intrusion
Grease / debris buildup
Bellied pipe sections
Offset or separated joints
Cracks and fractures
Partial or full collapse
Why sewer lines fail in DC & Maryland

What's Actually Causing the Problem

DC and Maryland homes — especially pre-1970 construction — face specific sewer line challenges driven by their age, the local tree canopy, and original pipe materials.

Tree Root Intrusion
Most common in DC/MD
DC and Maryland's mature urban tree canopy means roots are constantly seeking moisture below ground. They enter sewer lines through joints and small cracks, then grow inside the pipe over years. They look like a snake's nest on camera and block flow progressively.
Bellied Pipe (Sag)
Aging infrastructure
When the soil beneath a sewer line shifts or settles over decades, a section of pipe can sag downward — creating a low point where waste collects. DC rowhouses experience this frequently due to soil compaction and proximity to older utility lines.
Original Clay Pipe Failure
Pre-1960 homes
Clay sewer pipe was the standard material in DC and Maryland through the mid-20th century. It's brittle, deteriorates with age, and its bell-and-spigot joints are prime entry points for roots. At 60–80 years old, many original clay lines are simply at end of life.
Offset or Separated Joints
Ground movement over time
Ground movement, frost cycles, and nearby construction can cause pipe joints to shift out of alignment. An offset joint restricts flow, traps waste, and creates a gap where tree roots and groundwater can enter the line.
Grease and Solid Buildup
Very common
Grease, food waste, wet wipes, and other non-flushable materials accumulate on pipe walls over years. In main lines, this buildup restricts flow progressively until a complete blockage occurs. Hydro-jetting clears it; camera inspection locates the worst sections first.
Partial or Full Pipe Collapse
Requires prompt attention
Severely deteriorated pipes — especially old clay or cast iron near the end of their lifespan — can partially or fully collapse. A collapsed section cannot be snaked or jetted; it requires targeted excavation and pipe replacement or relining.
Repair options explained

Your Sewer Line Repair Options

Not every sewer problem requires full replacement. After a camera inspection, we recommend the most cost-effective solution for your specific situation.

1
Sewer Line Cleaning & Root Cutting
First-line solution
For root intrusion in otherwise intact pipe, a mechanical cutter removes the roots and clears the line. Hydro-jetting follows to flush the debris and scour the walls. This restores flow without excavation and is appropriate when the pipe structure itself is still sound.
When it's the right callRoot intrusion with no structural damage to the pipe. Pipe material and joints are still intact. Camera confirms no collapse, offset, or significant cracking beyond the root zones.
Typical cost
$300–$800
Cleaning + root cutting. Camera inspection additional.
2
Spot Repair — Targeted Pipe Section
Most common repair
When the camera identifies a single damaged section — an offset joint, a crack, or a short collapsed area — we excavate only at that location and replace just that segment of pipe. This is significantly less invasive and less expensive than full line replacement.
When it's the right callOne or two discrete problem areas with the rest of the line in acceptable condition. Damage is localized — not spread throughout the line. Camera locator pinpoints the exact dig location.
Typical cost
$800–$2,500
Varies by depth, access, and pipe material.
3
Pipe Lining (CIPP)
Trenchless option
Cured-in-place pipe lining installs a new pipe inside the existing one — no excavation required. A resin-saturated liner is inserted, inflated against the old pipe walls, and cured in place. The result is a smooth, joint-free inner pipe that seals cracks and root entry points.
When it's the right callWidespread hairline cracking or joint leakage across multiple sections. Pipe is in-place but deteriorating. Excavation is difficult due to landscaping, hardscape, or structural obstacles.
Typical cost
$3,000–$8,000
Varies by line length and diameter.
4
Full Sewer Line Replacement
Major scope
Full replacement is the right call when the pipe is beyond repair — severely collapsed, deteriorated throughout, or so old and fragile that partial repair would only delay the inevitable. We excavate the full line, remove the old pipe, and install new PVC or ABS pipe to current code. The new line is camera-verified before backfill.
When it's the right callOriginal clay or cast-iron pipe 50+ years old with widespread collapse or severe bellying throughout. Multiple spot repairs needed across the full length. Camera shows structural failure throughout.
Typical cost
$4,000–$15,000
Varies by line length, depth, material, and access.

All cost ranges are typical for the Washington DC and Maryland market. Your exact written quote is provided after camera inspection — before any work begins. Financing available on qualifying sewer line projects.

DC & Maryland context

Why Sewer Line Problems Are Common in Our Area

The DC metro area has some of the oldest residential sewer infrastructure in the country. These numbers explain why we see so many sewer line calls in DC rowhouses and older Maryland neighborhoods.

60–80
Average age (years) of sewer lines in pre-WWII DC rowhouse neighborhoods
Clay
Original pipe material in most DC homes built before 1960 — brittle and vulnerable to roots
35%+
Of older DC sewer lines inspected by camera show some degree of root intrusion
1 day
Typical timeline from camera inspection to repair start for straightforward spot repairs
From call to completed repair

What the Sewer Repair Process Looks Like

Sewer line work can feel overwhelming because the scope is unknown until inspection. Here's the clear sequence of every sewer job we do — no mystery at any stage.

Phase 1 — Scheduling
You call and describe the situation
We assess urgency on the call and schedule the earliest available weekday appointment. Priority scheduling is available for active backups.
Phone call — a few minutes
Phase 2 — Diagnostics
Camera inspection at your property
We inspect the full sewer line and show you the live footage. You see exactly what we see. We locate any problem areas and take notes on pipe material and condition throughout.
45–90 minutes on site
Phase 3 — Quote
Written upfront price based on findings
We explain what we found, what we recommend, and why. We give you a written price for the specific repair needed — not a ballpark. You decide whether to proceed. No pressure.
Same visit or following business day
Phase 4 — Repair
Work completed by licensed plumbers
Repair or replacement performed by our licensed team. We handle all required permits. Work area is protected and cleaned before we leave.
1 day (spot repair) to 3 days (full replacement)
Phase 5 — Verification
Post-repair camera confirmation
Before we close out the job, we run the camera through the repaired line and confirm the problem is resolved and the pipe is clear. You get confidence that the repair actually worked.
30–45 minutes
IMAGE PLACEHOLDER: Targeted sewer line spot repair excavation in DC backyard — small pit, exposed pipe, professional setup
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Ready to schedule a sewer inspection?

Call us Monday–Friday, 9am–5pm. For active sewer backups, we prioritize same-week scheduling. For inspections and planned work, next-day or two-day scheduling is typically available.

📞 Call 240-888-9739
IMAGE PLACEHOLDER: Camera inspection showing tree root intrusion in DC residential sewer line — roots clearly visible inside pipe
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IMAGE PLACEHOLDER: New PVC sewer pipe in trench at Silver Spring MD home — clean installation before backfill
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5.0
★★★★★
11 Google Reviews
★★★★★

"Came out, ran the camera, showed me exactly what was wrong. Quoted the spot repair right then. No pressure, no upsell. Work was done the next morning."

EK
Eung Kim
Washington, DC · Sewer Line Inspection
Verified Google Review
View all 11 reviews ↗
Schedule sewer inspection

Request Sewer Inspection — We Look Before We Quote

For urgent sewer issues, calling is always the fastest path to scheduling. Use this form for planned inspections, post-purchase assessments, or if you're reaching out after business hours.

IMAGE PLACEHOLDER: Technician explaining camera findings to homeowner — DC home, monitor visible, professional consultation
Camera inspection before any repair quote
Priority scheduling for urgent sewer issues
Financing available on qualifying sewer repairs
Licensed in DC and Maryland — permits handled
Request Sewer Inspection
For same-week or urgent scheduling, call 240-888-9739 Mon–Fri, 9am–5pm. After-hours requests are answered the next business day.
After-hours submissions answered next business day · Upfront pricing on all work
FAQ

Sewer Line Questions DC & Maryland Homeowners Ask

How much does sewer line repair cost in Washington DC?
Camera inspection runs $175–$350. Cleaning and root cutting is $300–$800. Spot repair is $800–$2,500 depending on depth and access. Pipe lining is $3,000–$8,000. Full sewer line replacement in DC and Maryland typically runs $4,000–$15,000 depending on line length, depth, material, and access conditions. Written quote provided after inspection — before any work starts.
Do I need to replace the entire sewer line?
Not necessarily. Many sewer problems are localized — a single cracked section, a discrete root intrusion zone, or an offset joint. Camera inspection identifies exactly what's wrong and where. If the rest of the line is in acceptable condition, a spot repair is usually the right answer. We recommend full replacement only when the line is failing throughout.
Can you schedule urgent sewer repair during business hours?
Yes — we prioritize sewer calls for same-week and often next-day scheduling when the situation warrants. For active sewage backups, call us at 240-888-9739 Monday through Friday, 9am–5pm. We'll assess the urgency and get you on the schedule as quickly as possible.
How long does sewer line repair or replacement take?
Camera inspection is 45–90 minutes. Spot repair typically takes one full day. Full sewer line replacement is generally one to three days depending on line length, depth, and access. We give you a realistic timeline before scheduling so you can plan accordingly.
Do you handle permits for sewer line work in DC and Maryland?
Yes — we pull all required permits for sewer work in Washington DC and Maryland as part of the job. Permit costs are included in your written quote. We are licensed in both DC and Maryland and are familiar with the permit process in both jurisdictions.
Should I get a sewer inspection before buying a home in DC?
Yes — especially for pre-1970 DC rowhouses and older Maryland properties. Standard home inspections rarely include sewer camera inspection. A $175–$350 camera inspection can prevent a $5,000–$15,000 sewer replacement surprise after closing. We offer pre-purchase sewer inspections and can usually schedule within one to two business days.
IMAGE PLACEHOLDER: Completed sewer repair — restored yard and clean site at a DC residential property after repair work
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Sewer concern?

Call during business hours for priority weekday scheduling. We camera-inspect before quoting — no guesses.

Financing available

Major sewer repairs can be significant investments. We offer financing on qualifying jobs — ask about 0% financing on approved credit when you request your quote.

Request a quote →

Sewer Problem? We Look Before We Quote.

Priority weekday scheduling · Camera inspection first · Upfront pricing · Licensed DC & MD · Mon–Fri, 9am–5pm

Call 240-888-9739 Request Inspection →
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