Quick answer
For water damage in Martin's Landing, GA, shut off your main valve first. If the City of Roswell bills you, call 770-641-3707, or 770-640-4100 after hours; Fulton County water customers call 770-640-3040. Then call a water damage restoration company; drying should start within 24 to 48 hours, before mold sets in.
Do this first
After-hours water lines.
- Shut off the water. Close your main valve. Roswell's own water utility serves about 5,600 customers; if the city bills you, call 770-641-3707 on weekdays or 770-640-4100 after hours. Most other Roswell homes are on Fulton County water (770-640-3040), and Fulton County handles all sewer lines in the city (404-612-3061).
- Make it safe and document it. Cut power to wet rooms from a dry spot, photograph the damage, then report the claim.
- Start drying within 24 to 48 hours. Crawlspaces, basements, and slab homes with carpet hold moisture longer than they look.
Creeks and low roads can flood within hours of a hard rain. Never drive or walk through moving water. Creek and river floodwater can carry sewage and septic runoff, so treat it as contaminated.
What to know about water damage in Martin's Landing
1,030
Acres in Martin's Landing, a community of almost 2,000 homes and apartments along the Chattahoochee River, built around 53-acre Martin Lake and the 5-acre North Pond.
Sources: Martin's Landing Foundation, Martin's Landing recreation
Common areas or your home
If water is coming from a common area, such as the lake, a pond, or the River Lodge grounds, the Martin's Landing Foundation office is 770-992-6432, with an after-hours line at 678-297-9566. Water inside your home is the owner's to handle.
Source: Martin's Landing Foundation
Checking your flood zone
The City of Roswell's engineering division answers flood-zone questions for a specific address at 770-641-3780. Homes near the lake and river can be in a different zone from homes up the hill.
The lake dam
The lake at Martin's Landing sits behind an earthen dam built in the late 1960s, about 30 feet high and 800 feet long. Georgia EPD's dam inventory lists it as Category I, the class for dams where a failure could put lives at risk downstream.
Source: Atlanta Journal-Constitution, Georgia EPD dam inventory
Check your ZIP
Flash flood warnings in Fulton County
The National Weather Service issued 92 flash flood warnings that included Fulton County from 2016 through November 11, 2026. The year-by-year count is on the Roswell page.
Cost and insurance in Martin's Landing
How much does water damage restoration cost in Martin's Landing?
Most jobs run $450 to $16,000 (Angi). Lake and river flooding needs a separate flood policy. Finished basements and shared walls take longer.
Water removal and restoration in Martin's Landing
The company that answers handles lake and river-edge water, storm runoff, and leaks in townhomes, condos, and finished basements, plus burst pipes, appliance leaks, drying, and septic backups.
Martin's Landing questions
Which ZIP codes does this page cover?
ZIP 30076, including Martin's Landing and nearby parts of the county. For the rest of the city, see the Roswell page.
Related guides
Water damage in Roswell- Sewage backup: what to do first
- Water mitigation vs. restoration
- Mold after water damage
- Mold remediation cost
- Does homeowners insurance cover water damage?
- How long water damage takes to dry
- Water in the crawl space
Local phone numbers checked November 2026: