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A narrow red-clay trench runs from a 1990s brick house's cleanout toward the street, with a mini excavator on the driveway.

Snellville, GA · Gwinnett County

Sewer and septic service in Snellville, where Gwinnett County runs the sewer and the city runs its own stormwater credit.

Snellville, Gwinnett County · about 34 min / 19.4 mi by road from our Oxford shop. ZIP codes 30078, 30039.
  • Georgia DPH-certified installer & pumper
  • Residential & commercial
  • Local shop in Oxford, GA

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or call (678) 863-5620

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The short answer

Is Snellville on sewer or septic, and who handles a broken line?

Snellville is mixed. Gwinnett County's Department of Water Resources runs the sanitary sewer inside city limits, but the city also publishes a septic guide and a septic-maintenance stormwater credit, so some homes still drain to tanks. Owners maintain their own sewer lateral; GNR's Gwinnett office permits septic repairs. We handle both from our Oxford shop.

Reviewed by Atlanta Water & Sewage Solutions · Last updated

At a glance

County
Gwinnett County
ZIP codes
30078, 30039
Sewer
Gwinnett County Department of Water Resources
Water
Gwinnett County Department of Water Resources
From our shop
about 34 min / 19.4 mi by road from our Oxford shop
Population
21,620 (ACS 2020-2024 5-year, table B01003)

Who owns what

Who owns which pipe under a Snellville yard

City Hall on Oak Road doesn't run the sewer; per the city's stormwater plan, Gwinnett County does, so county ownership lines apply.
Cross-section: house, building drain, sewer lateral, cleanout, property line, tap and public sewer mainSTREETPROPERTY LINECLEANOUTTAPPUBLIC SEWER MAINSEWER LATERALBUILDING DRAINPROPERTY OWNERUTILITY
Green = sewer (APWA uniform color code)Typical handoff here: Property line
Cross-section: water main, meter box, water service line and houseSTREETPROPERTY LINEMETER BOXWATER MAINWATER SERVICE LINEPROPERTY OWNERUTILITY
Blue = potable water (APWA uniform color code)Typical handoff here: Meter
  • Gwinnett DWRmain

    Gwinnett County — sewage in a Snellville street or manhole is reported to county dispatch at 678-376-7000

  • Gwinnett DWRsewer lateral

    The homeowner, from the house plumbing all the way to the county connection in the right-of-way

    Where the line sits: right-of-way cleanout / sewer stub

  • Gwinnett DWRwater service line

    The homeowner on the house side of the meter; DWR owns the meter and the pipe back to the main

    Where the line sits: meter

If the only blockage proves to be inside the right-of-way, county policy allows a reimbursement claim, but DWR must see the excavated lateral first. On a Snellville dig, the trench stays open until the county has looked.

The Snellville story

A crossroads store in 1879, a two-system suburb today

Snellville started as Thomas Snell and James Sawyer's mercantile on the southwest corner of what is now US-78 and GA-124, and the town incorporated in 1923. Growth came later and fast: the median Snellville home dates to 1991, five years older than Gwinnett's county-wide median.

That timing matters underground: half the houses are past 35, the age when original laterals shift, roots find joints and neglected tanks fill. With county sewer and private septic both inside the city, the first question on any Snellville call is which one a house has.

Downtown is changing too: The Grove at Towne Center puts nine new buildings and a 750-space deck on 18 acres between Oak Road, Wisteria Drive, North Road and Clower Street. The ranch and two-story streets around it still carry the lines laid when those houses went up.

A square concrete access box with a round lid in the side yard of a brick ranch house, beside a garden hose reel, dogwood and loblolly pines.

On the record

  • Snellville banned new wells and closed existing ones in June 2001, keeping irrigation use, after possible dry-cleaner contamination at the old Oakland Village Shopping Center site.

Sewer or septic?

Where Snellville's county sewer reaches, and where tanks remain

No parcel count is published, but city paperwork shows both systems are live: the 2026 stormwater credit form lists a Septic Tank Maintenance credit beside a Sewer System Connection credit.

The fastest check is the Gwinnett water bill: a $0.00 sewer charge means the house very likely has a tank. The city also bans septic discharge to storm drains.

How to tell which one you have

  • Look for "Sewer Amount Charged: $0.00" on the Gwinnett DWR bill.
  • Ask GNR's Gwinnett office for the septic permit record on the address.

Local facts

Snellville facts a sewer or septic crew checks first

Each row links to the agency, code or publisher it comes from. Tap a source to check it yourself.

Sourced local figures for Snellville (ZIP 30078 and 30039), retrieved September 2026.
TopicWhat it saysSource
Sanitary sewer operatorGwinnett County DWR runs the system inside city limits; spill line 678-376-7000City of Snellville Stormwater Management Plan (Aug 2024)
Stormwater utilityCity of Snellville, with a Septic Tank Maintenance credit on its 2026 applicationCity of Snellville — Stormwater Utility Credit Manual and Application Form
Septic guidancePublic Works posts a Homeowner's Guide to Septic Systems; septic discharge to storm drains is prohibitedCity of Snellville — Stormwater and Drainage
Median year built1991 (Gwinnett County: 1996)Census Reporter: Snellville, GA (ACS 2024 5-year)
Creek gaugeBig Haynes Creek at Lenora Road drains 17.3 square miles (USGS 02207385)USGS — Big Haynes Creek at Lenora Road, near Snellville, GA
Town centerThe Grove at Towne Center: $140 million, 18 acres, groundbreaking March 2021City of Snellville — The Grove at Towne Center
Origin1879 store at today's US-78 and GA-124; incorporated 1923City of Snellville — The Grove at Towne Center

More about Snellville

Pumped your tank? In Snellville, ask City Hall about the credit

Gwinnett's well-known pumping credit is a discount on the county stormwater fee. Snellville bills its own stormwater utility, so inside city limits the credit worth asking about is the city's Septic Tank Maintenance credit, listed on its 2026 application form.

The percentage and term sit in the city's credit manual, so confirm them with Public Works. Either way, keep the dated pumping receipt we leave with you.

Gwinnett's well-known pumping credit is a discount on the county stormwater fee.

What it costs

County fees that shape a Snellville sewer or septic bill

These are Gwinnett and GNR public fees, not contractor prices.

What moves the price

These are third-party typical market ranges, not our prices. Every job is quoted after we see it — estimates are free.

Free estimate: (678) 863-5620
  1. 01Lateral depth and length between the house and the right-of-way stub
  2. 02Driveways, walks or mature trees over the line
  3. 03Whether the old tank must be pumped and crushed or filled during a conversion

Who to call at the county

Offices behind a Snellville job

Septic permits & records

Gwinnett Environmental Health Department (GNR Public Health)

Address
455 Grayson Hwy, Suite 600, Lawrenceville, GA 30046
Hours
No applications Wednesdays or 1–2 p.m.; none after 4 p.m. Mon/Tue/Thu/Fri.

On the map

Snellville from our Oxford shop

About 34 min / 19.4 mi by road from our Oxford shop

Pin at the city center near US-78 and GA-124.

Route source
NEWTONROCKDALEWALTONDEKALBGWINNETTMORGANBARROWOCONEECLAYTONFULTONCLARKEJACKSONFORSYTHCOBBHALLCHEROKEEOUR OXFORD SHOPSNELLVILLE
Snellville Our shop: Oxford, GACounty lines: U.S. Census Bureau

FAQ

Snellville sewer and septic questions

Straight answers, with the rule or record behind them. Still unsure? Call and ask the crew that digs.

(678) 863-5620

Does the City of Snellville run its own sewer system?

No. Snellville's 2024 stormwater management plan states that Gwinnett County maintains and operates the sanitary sewer inside the city. Sewer billing, main blockages and taps go through Gwinnett DWR; the city handles stormwater. If you see sewage in a street or manhole, the county dispatch number is 678-376-7000.

Source: City of Snellville Stormwater Management Plan (Aug 2024)

Can I get a stormwater discount for pumping my septic tank in Snellville?

Snellville bills its own stormwater utility, and its 2026 credit application includes a Septic Tank Maintenance credit. That is a city credit, separate from the county's 10 percent pumping credit on the Gwinnett stormwater fee. Confirm the current terms with Snellville Public Works.

Source: City of Snellville — Stormwater Utility Credit Manual and Application Form

Am I allowed to drill a well at my Snellville house?

Not for drinking water. In June 2001 the city council banned new wells and ordered existing ones closed, keeping irrigation use, after possible dry-cleaner contamination at the old Oakland Village Shopping Center. Gwinnett water is the supply, and the pipe from the meter to your house is yours.

Source: Wikipedia — Snellville, Georgia

Who pays to fix the sewer pipe between my Snellville house and the street?

Gwinnett's policy makes the owner responsible for the whole lateral, including its connection to the county line at the right-of-way. DWR clears blockages in the main and in the right-of-way section. If the only blockage turns out to be inside the right-of-way, you can file a reimbursement claim, but DWR must inspect the open excavation before repair.

Source: Gwinnett County Sewer Service Lateral Repair/Cleaning Policy

Is it illegal to pump septic overflow into a storm drain in Snellville?

Yes. Snellville Public Works lists septic tank discharge among the illicit discharges barred from the city storm sewer, and the same page links a Homeowner's Guide to Septic Systems. A surfacing tank needs pumping and repair, never a hose to the curb.

Source: City of Snellville — Stormwater and Drainage

What permit do I need to fix a failing septic system in Snellville?

A repair permit from GNR Public Health's Gwinnett Environmental Health office on Grayson Highway in Lawrenceville. Since February 7, 2022, GNR has required a Level 3 soil report before issuing any septic permit, repairs included. The 2026 residential fee is $275, or $400 when the permit follows a complaint. We can pull it as your agent.

Source: GNR Environmental Health Fee Schedule — Gwinnett County (effective Jan 1, 2026)

My Snellville neighbor has sewer. Do I have to connect?

Possibly. Georgia's rule 511-3-1-.03(1) requires connection when public sewer lies within 200 feet of your property line or in an abutting right-of-way, and a failing septic system must connect if sewer is available. A typical Gwinnett conversion runs $4,172 in county fees before line work.

Source: Ga. Comp. R. & Regs. 511-3-1 (On-Site Sewage Management Systems)

Ready when you are

Sewer or septic, Snellville — we'll find out which, then fix it.

Call and tell us what you're seeing. We come out for a free on-site estimate, find the cleanout or the tank lid, and walk you through the Gwinnett or GNR step that applies to your line.

(678) 863-5620
  • Georgia DPH-certified installer & pumper
  • Residential & commercial
  • Oxford, GA

Property type
What do you need?
Rather talk? (678) 863-5620
Where's the property?
Is sewage backing up inside? (optional)
Who should we call?

By submitting, you agree we may call or text you about this request. Msg & data rates may apply. Reply STOP to opt out. SMS terms.

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