Based in Milford, PA · serving the PA, NJ and NY tri-state corner
Licensed and Insured · PA HIC #PA225040 · Free Estimates (973) 552-8580
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Service Area

Septic System Installation in Newton, NJ

Serving Newton · Sussex County

Septic Systems and Excavation for Newton Property Owners

Newton has town sewer under its streets. Cross the town line and that stops. Homes in Hampton, Fredon and Andover Township run their own septic system and their own well. Plenty of those systems went in decades ago, and the ground here is hard on them.

Sawkill Environmental is a septic and excavation contractor based in Milford, Pennsylvania. We cross the Delaware at the Milford bridge and follow Route 206 south into Newton. Our main work here is new septic system installation, with repairs on failing systems, excavation and grading around it. Estimates are free, and you can call or text (973) 552-8580.

What We Do in Newton

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Sewer inside Newton, septic on the land around it

The Town of Newton runs its own water and sewer utility. It owns a wastewater treatment plant permitted at 1.4 million gallons a day. More than twenty miles of collection lines run under the streets. The sewer area covers the built up center, approved by the state as a regional center in 2013.

Outside that line the county wastewater plan calls the rest of the map septic areas. Andover Township, Fredon, Hampton, Green, Lafayette and Stillwater have no township sewer system. A handful of developments there run small private plants, and everything else treats its waste on its own lot.

Inside the sewer area, the line running from your building to the main belongs to you. Roots, a broken pipe or a bellied line means digging that lateral up. We handle sewer lateral repairs by open trench, then put the yard back.

Soils and bedrock that decide the septic design

Newton sits in the Kittatinny Valley, between Kittatinny Ridge to the west and the Highlands to the southeast. County geology puts the valley floor on limestone and dolomite, with belts of shale and slate through it. Limestone dissolves slowly in water, and that is where sinkholes come from.

Green Township and Sparta sit in the Highlands, on granite and gneiss, the oldest rock in New Jersey. Rock ledge sits near the surface across a lot of that ground. The last glacier covered all of Sussex County about twenty thousand years ago. It left till, boulders, drumlins and old lake beds behind.

That mix is why one lot takes a standard septic field and the lot next door will not. The county wastewater plan names shallow depth to bedrock and a seasonal high water table as the constraints here. Soil logs and a percolation test settle it before anything gets designed.

Septic permits in Sussex County go through the county health department

New Jersey septic systems follow the state code, N.J.A.C. 7:9A. In Sussex County the review runs through the county Division of Health, Office of Environmental Health. That office sits in Hamburg, northeast of town. Newton is the county seat, and the county offices are on Spring Street.

Soil testing comes first. A site evaluator digs the soil logs and runs the percolation test. That is a licensed engineer, soil scientist or health officer. Those results set the soil suitability class, and the class sets the kind of field the lot can hold.

We dig the test pits for that work, and we install the approved design. Where bedrock or the water table sits high, the code allows a mounded disposal field. Tank, distribution box, absorption field, backfill and final grading are the parts we put in.

Wet ground and wooded lots around Newton

The Paulins Kill and the Pequest River both drain the land around Newton, so the ground here runs two ways. Ground water sits high through spring, and the low spots stay soft well into the season. That same water shows up as a wet basement or a soggy back yard. We fix that with yard and stormwater drainage work outside the house.

On wooded lots in Fredon, Hampton and Green Township, clearing the septic area comes first. Trees, brush, stumps and rock ledge come out with excavators, and the debris leaves the site. Selective work keeps the trees you wanted to keep.

We run our own excavators and equipment, and the company is licensed and insured under PA HIC #PA225040. Newton is well inside the area we cover from Milford, and estimates are free. Call or text (973) 552-8580 and we will come look at the property.

Communities and areas we serve around Newton: Spring Street, Newton Town Plot Historic District, Memory Park, Sussex County Community College, Newton Medical Center, Hampton Township, Fredon Township, Andover Township, Green Township, Lafayette, Swartswood, Kittatinny Valley State Park.

Newton ZIP codes served: 07860, 07821, 07848, 07877, 07875, 07871.

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Serving Newton and nearby

Free estimates throughout Sussex County and the surrounding area.

(973) 552-8580
Our Services in Newton

Every Service We Bring to Newton

Septic system installation in Milford, PA

Septic System Installation

New septic systems and full replacements, conventional and sand mound, installed to the approved design from the soil test pits to the final grading.

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Concrete septic tank set in an open excavation with a worker on a ladder

Septic Repair

Backups, wet ground over the drainfield and sewage odors mean a part of the system has failed. We dig it up, find the cause and repair or replace what quit working.

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Excavation

We handle general excavation for homes and commercial sites around Milford: foundation and basement digs, footings, trenches and rock ledge. We run our own excavators and equipment, so the dig, the backfill and the compaction stay with one company.

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Perforated drain pipe laid in a trench cut along a house and lawn

Drainage

We install French drains, curtain drains, catch basins and culverts, and regrade wet ground. Exterior stormwater drainage for homes and commercial properties around Milford.

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Land Clearing

We clear wooded lots and acreage for homesites, septic areas, roads and building pads. Trees, brush, stumps and ledge come out with excavators and leave the site.

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Dozer grading a site while geotextile fabric is rolled out over the subgrade

Site Prep and Grading

Site prep and grading for new homes, barns and commercial buildings around Milford. We build pads, cut and fill, place stone base and put in private roads and access lanes.

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Finished segmental block retaining wall with cap steps holding back a cut slope behind a house

Retaining Walls

We build block and boulder retaining walls that hold slopes, cuts and fills on hillside lots. Proper base, drainage stone and pipe behind the wall, then backfill and compaction.

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Worker joining green PVC sewer pipe over a stone bed in an open residential trench

Sewer Line Repair

We repair and replace sewer laterals by open trench, from the building wall out to the sewer main. Broken, collapsed, root damaged and bellied lines come out, and new pipe goes in on a graded bed.

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Tracked excavator tipping a bucket of loose soil into a dump truck under open sky

Soil Remediation

We dig out contaminated soil after heating oil releases and spills. The material goes off to a permitted facility, then clean fill puts the site back.

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Google Reviews

5-Star Rated on Google by Tri-State Homeowners and Businesses

Real reviews from real septic and excavation jobs on Google.

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Great Service and workmanship I would use nobody else to service my grease and septic tanks

Promised Land Inna week ago · Google review

Top Notch & Very professional,showed up when was suppose to & it came out better then I could ever imagine… calling them anytime I need there services done

Josh Sciabicaa week ago · Google review

Returned phone calls immediately. Showed up when they said they would… very nice to deal with .. Excellent work

Newton FAQ

Questions From Newton Property Owners

A few of the questions we hear most around Newton. If yours is not here, call or text and ask.

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Does Newton have public sewer, or is the area on septic?
Both, depending on where you stand. The Town of Newton runs its own sewer utility and treatment plant. That sewer area covers the built up center of town. Andover Township, Fredon, Hampton and Lafayette have no municipal sewer, so those homes run private septic systems and private wells.
Who issues the septic permit around Newton?
Sussex County does. Septic work follows the state code N.J.A.C. 7:9A, and the county Division of Health reviews it. The county keeps approved septic designs on file, searchable by block and lot. We dig the test pits and install the system the design calls for.
What drives the price of a septic system in Newton and the townships around it?
Soil and rock, mostly. Deep, well drained soil takes a standard field. Shallow bedrock or a high water table pushes it to a mounded field with imported fill, which costs more. Setbacks add to it, since the code holds the field one hundred feet from a well.
Can I add a bedroom to a house on septic near Newton?
Adding a bedroom means the septic system has to be brought up to current standards. The county also asks for an engineer's evaluation when the system is more than ten years old. Check the county septic records by block and lot before you draw the addition. If the system cannot carry it, a new field or a new system is the answer.
You are based in Pennsylvania. Do you work in Newton?
Yes. We are based in Milford, Pennsylvania, and we cross the Delaware at the Milford bridge. Route 206 runs from that bridge south through Branchville and Hampton Township into downtown Newton. Sussex County is part of the area we cover, and you can call or text (973) 552-8580.
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  • (973) 552-8580 · call or text
  • Milford, PA · serving the Pennsylvania, New Jersey and New York tri-state area
  • Free estimates · licensed and insured · PA HIC #PA225040

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