Avondale Estates is on DeKalb County water, and DeKalb requires a backflow assembly on any single-family irrigation system, tested every year by a GBPAT-certified tester. Businesses and multi-family buildings need assemblies matched to their hazard. Call the number on this page to be connected with a local plumber in Avondale Estates.

Local conditions in Avondale Estates
Avondale Estates is a small planned 1920s city next to Decatur, known for its Tudor-style downtown and Lake Avondale. Much of its housing dates to the 1950s or earlier, with a median build year of 1966 and about 55% of homes built before 1980. No city water department was found; DeKalb County Watershed Management maintains the mains here.
DeKalb's Backflow Prevention Section covers every DWM customer. Single-family homes need an assembly on any irrigation system. Commercial and multi-family properties, including shops in the Tudor district and the Rail Arts District, need one matched to their hazard level. Assemblies go on the customer side of the meter, are installed by a plumbing contractor holding a Georgia license and must be tested every year by a GBPAT-certified tester. GAWP keeps the list; the section's phone is 404-687-4075.
In a town of older homes, irrigation is almost always a later addition, and so is the assembly that should protect it. DeKalb is responsible for the service line from the main to the meter, including the meter; the line from there to the house, and the assembly, are the owner's.
Repair or replace?
| Situation | Usual fix | Why |
|---|---|---|
| Failed test, body sound | Rebuild and retest | Rubber parts and springs wear first |
| Sprinklers with no assembly | Install one | Required for single-family irrigation |
| Cracked or bulged body | Replace | Freeze damage can't be trusted |
| Assembly squeezed into a tight spot | Relocate during replacement | Makes future tests easier |
Signs to look for
- A DeKalb notice about a missing test
- Drips at the assembly or meter pit
- Relief port discharge on an RP unit
- A landscaping project adding irrigation
- A shop changing to food service
Timing
Test in spring as the sprinklers come back on, and insulate an exposed assembly before the first hard freeze. Avondale Estates requires a separate trade permit for plumbing regardless of value, managed through Community Core; City Hall is 404-294-5400. When you call, you'll be connected with an independent plumber who serves Avondale Estates. Mention whether the assembly is on a separate irrigation line, where it sits and whether DeKalb has sent a notice, and ask whether the plumber is GBPAT-certified if you want the test handled in the same visit. If it's leaking, close the irrigation valve and leave the house supply on.
Backflow Testing questions in Avondale Estates
Who is allowed to test my backflow assembly?
Does a house without a sprinkler system need a backflow test?
Do I need a permit to install or move a backflow assembly?
Can any plumber repair a backflow assembly?
More plumbing services in Avondale Estates
Backflow Testing nearby
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