Slow, gurgling or fully stopped: what each one tells you
A slow drain in one fixture is usually a partial blockage in that fixture's own pipe, built up from soap, hair and grease. A drain that gurgles when another fixture empties is a sign that air cannot get through, which points to a blockage further down or a vent problem. A fully stopped drain is a blockage close to the fixture or a complete obstruction in the line.
The most useful question for a plumber is how many fixtures are affected. One slow sink is a branch problem. A tub, a toilet and a washer standing water together is the main line, and that is a different job.
Clogged drain: signs that point to the main line
Call the 24/7 line right away if you see more than one of these.
- Several drains slow or backing up at the same time. The shared line leaving the house is partly or fully blocked.
- Water or sewage in a basement floor drain. This is a backup, and anything you flush or drain upstairs makes it worse.
- A toilet flush that makes another drain bubble. Air and water are being pushed through a restricted line.
- A drain that clears and then clogs again within days. Something in the line is catching debris: roots, a belly or scale.
- A sewage smell inside or in the yard. See sewer line cleaning, which explains how a septic tank changes the call.
Snaking, cabling or jetting: how a plumber picks the tool
Drain snaking and drain cabling are two names for the same method, a rotating steel cable pushed through the pipe. The right tool depends on the pipe and the blockage.
| Method | Best for | Limits |
|---|---|---|
| Hand auger or small drum snake | Sink, tub and shower branch lines | Short reach, small cable |
| Drain cable machine | Longer runs, floor drains, main line clogs | Clears a path but may leave residue on pipe walls |
| Hydro jetting | Grease, scale and roots on the pipe walls | Not for broken or collapsed pipe, and needs a camera first when the pipe is old |
| Camera inspection | Repeat clogs and unknown causes | A diagnosis, not a clearing method |
If a clog keeps returning after cabling, ask about hydro jetting, which scours the pipe wall instead of punching a hole through the blockage.
Kitchen sink clogs
Kitchen drains clog differently from bathroom drains. Fat, oil and grease cool as they travel down the pipe and coat the inside, then trap food particles until the opening narrows to a trickle. Dish soap does not stop this, because the grease re-solidifies a few feet down the line.
If your kitchen sink is slow even after a snake, the plumber may find buildup further down in the horizontal run under the house. A double sink with a disposal adds a second place for waste to catch. See garbage disposal repair when the disposal is part of the problem.
Tubs, showers and floor drains
Bathroom clogs are mostly hair and soap scum wound around a small obstruction. A tub or shower that stands in water after a minute is usually a hair clog in the trap or the first few feet of pipe. These clear quickly with a cable, and a drain strainer prevents the next one.
A floor drain in a basement or laundry area is different. It sits at the lowest point of the plumbing system, so it is the first place a main line backup shows up. If a floor drain gurgles or has water in it when no one has used a fixture, treat it as a warning.
A drain line that leaks, with a wet ceiling below a bathroom or a stain around a pipe, is not a clog. It needs leak detection to find the joint or cracked section.
In Guilford, every drain ends at a septic tank
Guilford does not have municipal sewers. The town's 2015 plan of conservation and development says so plainly, and the health department says sewage disposal is handled on-site by individual septic systems and community systems. When a main drain slows in Guilford, the cause can be the pipe from the house, the tank or the leach field, and each needs a different fix.
Every septic system in town must be pumped every five years, and the health department says some areas must be inspected yearly. An overdue tank is a common hidden reason for a slow main drain, so tell the dispatcher when yours was last pumped.
Whatever the cause, do not pour drain chemicals into a line before a plumber works on it. They sit in the pipe, can burn skin when a cable brings them back up and can damage older pipe.
What changes the price of drain cleaning
Drain work ranges from a fifteen-minute branch clearing to a main line job with a camera.
- Where the blockage sits.A clog near a fixture costs less to reach than one forty feet down the main.
- Method used.Cabling, jetting and camera inspection are priced differently.
- Access.A cleanout makes the main line easy to reach. Without one, the plumber may work through a toilet or a roof vent.
- Recurrence.A repeat clog usually means the first visit will include a camera look.
- Time of the call.Nights, weekends and holidays are quoted as emergency visits.
A clog caused by ordinary use is generally not an insurance matter, but water damage from a sudden backup might be, depending on the policy. Ask your insurer about water backup coverage before you need it.
What to do until the plumber arrives
A few steps keep a clog from turning into a flood.
Stop the flow
Do not run the washer, dishwasher or shower. Every gallon you add has to go somewhere.
Skip the chemicals
Do not pour drain cleaner into a standing blockage. It can splash and it complicates the repair.
Protect the floor
Put towels or a bucket where water might rise, and keep power cords away from wet areas.
Find the cleanout
If you know where the main line cleanout is, tell the dispatcher. It saves time.
Drain backing up right now?
Call the 24/7 line and tell the dispatcher how many fixtures are affected and whether water is still rising. If the problem is deep in the line, our sewer camera inspection finds the cause.
Questions we hear on calls
Yes. A drain that is backing up into the house is handled as an emergency at any hour. The dispatcher tells you honestly how soon a plumber can arrive.
The line may have a rough spot, a root intrusion or a belly where waste settles. A camera inspection shows the cause and tells whether jetting or repair is the better next step.
No. Chemical cleaners can burn skin when a cable brings them back up, and they can damage older pipe. Leave it for the plumber.
They are the same method. A flexible steel cable with a cutting head is pushed through the pipe to break up or pull out a blockage.
Grease coats the pipe wall and traps food particles. Cabling clears a path, and jetting clears the coating.
No. The town says sewage disposal is handled on-site by septic systems, so a main line problem in Guilford can also be a tank or leach field problem.
It can be. A gurgling floor drain often means the main line is partly blocked. If water is coming up, stop using water and call.
Yes, including Madison and Clinton to the east, Branford to the west and North Branford inland. A drain call there starts with whether the house is on a septic tank or a sewer, because Branford and North Branford differ from Guilford.
Sources for the local details on this page
The local facts above come from the Guilford Health Department environmental health page, Guilford plan of conservation and development and town's septic system brochure. Rules and figures can change, so check with the town or state office before you rely on them for a permit or a purchase.