We connect Newark homeowners with independent, licensed drain and sewer contractors covering ZIP codes 19702, 19711, 19712, 19713, 19714, 19715, 19716, 19717, 19718, 19725. We do not charge you anything — the contractor who takes the call sets their own price and bills you directly.
Drain backing up in Newark?
Tell us which fixtures are affected and we route the call to a contractor covering Newark.
Call (888) 855-8790Drains in Newark: what the local conditions mean
Coverage here: 10 ZIP codes
Newark covers 10 ZIP codes, which makes it a substantial town or small city. At this scale the sewer network is fully municipal, the main is sized for the population, and the age of the housing stock varies enormously street to street. The practical consequence is that generic advice about Delaware drains is close to useless here — what matters is the decade your particular street was laid, and a contractor who works the area will usually know it by name.
Housing age here: median 1977
A median build year of 1977 puts most of Newark in the cast-iron era, and in some neighbourhoods the Orangeburg era — bituminised fibre pipe laid widely between the 1940s and 1970s, which fails by deforming into an oval rather than cracking. Cast iron of this vintage is often still sound but scaled and rough inside, which catches solids. If a camera shows an oval section rather than a round one, that is Orangeburg and it does not get better. The range across Newark runs 1972 to 1992, so there is some variation between the older and newer parts.
Source: US Census Bureau, American Community Survey 5-year estimates 2023, table B25035 (median year structure built), across 3 ZIP codes.
Freeze depth: about 32 inches
The frost line across Delaware runs to roughly 32 inches. Waste lines, yard drains and downspout drains buried shallower than that — common in older Newark housing stock and in later additions — can freeze in a hard winter. The longer-term problem is not the freeze itself but the movement: repeated freeze and thaw opens pipe joints, and open joints are exactly where tree roots get in.
Water hardness: 60-180 ppm
Municipal supplies serving Newark typically test 60-180 ppm — soft to hard. Scale builds slowly on the inside of the pipe, narrowing the effective diameter and giving grease and solids something to hold onto. It rarely blocks a line on its own, but it shortens the interval between blockages.
Neither force is extreme here — which changes what usually goes wrong
Delaware has a modest frost line at 32 inches and water at 60-180 ppm, so neither seasonal ground movement nor mineral scale dominates the way they do further north or in the hard-water states. That is genuinely good news for the pipe, and it shifts the odds: when a drain blocks in Newark, the cause is more often what went into it, or a defect specific to that property — a belly from poor bedding, a badly cut connection, a root from one particular tree — than a condition affecting the whole street. It also means a blockage that keeps returning is worth investigating properly, because the environment is not what is causing it.
In our own Drain Risk Index, Delaware ranks #19 of 37 covered states for environmental pressure on buried drain lines, with a composite score of 40 out of 100. That is a state-level measure built from frost depth and water hardness — it describes the conditions around Newark, not any individual property.
Which ZIP codes we can route
We currently route drain and sewer calls for 19702, 19711, 19712, 19713, 19714, 19715, 19716, 19717, 19718, 19725. If your ZIP code is not on that list, say so when you call and we will tell you immediately rather than take your details.
Nearby towns we also cover
All 57 covered Delaware towns → · What drain cleaning costs → · Find your symptom →
Questions from Newark
Who does drain cleaning near me in Newark?
Independent licensed contractors in our partner network cover Newark ZIP codes 19702, 19711, 19712, 19713, 19714, 19715, 19716, 19717, 19718, 19725. Call the number on this page, say you are in Newark and describe what is happening, and we route you to one of them. We do not charge you for that.
Is my Newark ZIP code covered?
We route calls for 19702, 19711, 19712, 19713, 19714, 19715, 19716, 19717, 19718, 19725. That is the full list — we would rather tell you now than take your details and disappoint you.
I searched for a plumber near me, not drain cleaning. Same thing?
For a blocked drain, usually yes. Drain cleaner near me, rooter service near me, drain snaking near me, sewer cleaning near me and clogged drain near me nearly always describe the same visit in Newark — the trade uses the words interchangeably. Two are genuinely different: emergency plumber near me covers burst pipes and no-water calls that are not drain work at all, and septic service near me means a property with no municipal sewer connection. What each term actually means →
Should I keep using the drain while I wait?
If a single fixture is blocked, stop using that one. If everything is slow at once, use as little water in the house as you can — that pattern points to the main line, and adding volume to a restricted main is what turns a slow drain into water on the floor.
Does it matter how old the house is?
It is probably the single most useful thing you can tell a contractor. Pre-1950 usually means clay or cast iron with jointed sections that roots enter. Roughly 1950 to 1980 often means cast iron, and in some areas Orangeburg, which is bituminised fibre and fails by deforming rather than cracking. After about 1980 it is generally plastic — sound, but unforgiving of a bad fall.
Every drain in the house is slow at once.
That points past any single fixture to the main sewer line serving the whole property, and running more water tends to make it worse. What a main line clog looks like →