Slow sink, backed-up tub, a toilet that won’t clear, or a main line that’s gurgling — we clear Plymouth drains and tell you whether it was a one-off or a sign of something structural.
Plymouth is served by the Plymouth Village Water & Sewer District, which covers the downtown, the Plymouth State University campus area, and the surrounding neighborhoods. That makes it one of the better-served towns in the region for public utilities — and one of the busiest for plumbing, because of what the buildings are used for.
A significant share of Plymouth’s housing is student rental property: older houses on Highland Street, Merrill Street, and the streets around the campus, cut into apartments, occupied by six people where a family of four used to live. Drains that would last decades in a single-family house clog every semester. Fixtures get used four times as hard. Landlords need a plumber who answers in August and January when the turnover happens and something always fails.
The downtown has its own commercial layer — restaurants on Main Street with grease-line and backflow requirements, and businesses that lose money every hour they’re closed.
Outside the district — up toward Texas Hill, out along the Baker River, toward Rumney and Campton — it goes back to wells and septic, with the usual rural New Hampshire freeze exposure. The Baker and Pemigewasset river valleys also mean a number of Plymouth properties sit low, and a house with a wet basement has plumbing consequences: pressure tanks, water heaters, and pumps that sit in water don’t last.
Plymouth also anchors our northern service area — it’s the practical edge of the Lakes Region, and we’re there regularly.
If you rent out a Plymouth property, replace the tenant-accessible shut-offs before you need them. Old multi-turn stops under sinks and toilets seize shut, and a tenant who can’t stop a running toilet at 2am becomes a flooded unit by 4am.
Clearing a drain is the easy half. The half that saves you money is knowing why it clogged. A kitchen line that plugs every few months is usually grease building on a horizontal run with too little fall. A tub that drains slowly and gurgles when the toilet flushes is usually a venting problem, not a clog at all. Multiple fixtures backing up at once means the main, and in most of this region that means the line out to a septic tank — at which point the answer might be a pumping, not a plumbing repair, and we’ll say so.
We cable and auger fixture drains and main lines, clear toilets without cracking the porcelain, and put things back the way we found them. On older Lakes Region houses with cast-iron waste lines we go carefully — aggressive cabling in a stack that’s already thin at the bottom is how a clog becomes a broken pipe under a basement floor.
If what we find is a failing pipe rather than a clog, you’ll get told plainly, with the repair option and the replace option and the honest difference between them.
Clearing a single fixture drain typically runs $150–$350; a main line clearing runs $250–$550 depending on access and severity. If it turns out the problem is a failed pipe or a full septic tank rather than a clog, we tell you before running up a bill on the wrong fix.
Almost always grease. It goes down warm and liquid, cools on the walls of a horizontal run, and builds a layer that catches everything after it. Clearing it gives you months; changing what goes down the drain gives you years. If it comes back within weeks, the line likely has too little fall or a partial collapse and needs a look, not another cabling.
When multiple fixtures back up together the problem is downstream of all of them: the main line, or on most Lakes Region properties, the septic tank itself. Before paying for repeated drain clearing, find out when the tank was last pumped. A full tank produces exactly these symptoms and no amount of augering fixes it.
We would rather you didn't, especially on older pipe. Caustic drain openers sit on a clog and generate heat, they can damage aging cast iron and some plastics, and they make the job hazardous for whoever opens the line afterward. On a fully blocked drain they mostly just sit there. Mechanical clearing is safer and it actually works.
Tell us what’s happening and we’ll give you a straight answer — what it likely is, what it should cost, and when we can be there.
Describe what’s happening and where the property is. We’ll come back with a straight answer on what it likely is, what it should cost, and when we can be there. If it’s an emergency, say so in the first line.
We reply to every request within 2 business hours.
