Brookhaven's sanitary sewer is owned and operated by DeKalb County Watershed Management, and the city itself can't repair it, so a sewer line replacement here covers the private pipe on your property that carries wastewater to DeKalb's system. Older homes in Historic Brookhaven and Lynwood Park are the most likely to have laterals that need replacing outright. Call the number on this page to be connected with a local plumber in Brookhaven.

Which part of the line is DeKalb's in Brookhaven?
The City of Brookhaven says DeKalb County Watershed Management owns and operates the sanitary sewer system, including manholes, pipes and service laterals, and that the city cannot maintain, repair or replace those assets. The city also says homeowners are responsible for the systems on their property. Because "service laterals" appear on DeKalb's list, the split point matters before you pay for anything near the street. Ask DWM to confirm where its portion ends, and report sewer spills to DWM at 770.270.6243, which can also take an emailed report and return a work order number.
How old is the pipe under a Brookhaven yard?
It varies more than in most nearby cities. The median home was built in 1994, but about 30% predate 1980, including roughly 8.8% from the 1950s, according to ACS 2019-2023 estimates. Historic Brookhaven and Lynwood Park hold many of the older houses, where clay or cast iron laterals are likely. Newer construction along Peachtree Road and around Town Brookhaven generally has plastic pipe, which fails for different reasons: settling, a joint pushed apart during building, or a crack from later digging.
Does Brookhaven require a permit for this?
Yes. The city requires a permit for construction work, and its FAQ says changes to plumbing lines need one, even though swapping fixtures in the same spot does not. Permits are applied for, paid and tracked through the Community Development Department's online portal, and inspections are scheduled there too. The plumber normally pulls it and books the inspection before the trench is closed.
One local note
Many Brookhaven lots have mature hardwoods, and roots are one of the main reasons older clay laterals fail. If the camera shows the line is still round and sloped, lining or bursting can replace it without cutting through those roots. If you replace a line near a large tree, ask the plumber about the route so the new pipe isn't in the same path the roots already know. On sloped lots, the new pipe also has to keep a steady fall from the house to the tie-in; a plumber will check the grade along the whole run before recommending a method.
Sewer Line Replacement questions in Brookhaven
Where does my part of the sewer line end and the utility's part begin?
When sewage backs up, should I call the utility or a plumber first?
Why would a fairly new house need its sewer line replaced?
Will tree roots get into a replacement sewer line?
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