Quick answer
For water damage in Lake Dallas, TX, shut off your main valve first, or turn off the well pump breaker if you are on a private well. For a meter or main break, call LCMUA after hours at 940-222-1988. Then call a water damage restoration company; drying should start within 24 to 48 hours. Texas insurers must acknowledge your claim within 15 days.
Do this first
Local water and septic lines.
The Denton County flash flood table is on the Highland Village page.
- Shut off the water. Close the valve at your meter box. The city does not supply water itself; Lake Cities Municipal Utility Authority (LCMUA) runs water and sewer, so call its after-hours line about a break at the meter or main.
- 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. About 15% of Lake Dallas homes were built before 1980. In an older home, ask the crew to check the pipes and drain lines near the leak, not just the wet floor.
FEMA inspectors found damage at homes in ZIP 75065 after the February 2021 winter storm and the April 2024 storms and flooding. Lewisville Lake sits on the edge of town, so never drive into water over a road in a heavy storm.
What to know about water damage in Lake Dallas
1965
The year Lake Dallas incorporated, after a nine-year legal struggle among its residents. The town had 489 people in 1940 and 7,708 in 2020.
Source: Handbook of Texas, Lake Dallas
French Settlement, then Garza
People settled here by 1852 in a place first called French Settlement. It took the name Garza in 1881, when the Dallas and Wichita Railway was built through, and became Lake Dallas after the lake was impounded.
Source: Handbook of Texas, Lake Dallas
12 damaged homes
After the April 2024 storms and flooding, 32 homeowners in ZIP 75065 at Lake Dallas addresses registered for FEMA aid. Inspectors found damage at 12 homes, totaling about $36,446. After the February 2021 winter storm, 91 registered and inspectors found damage at 13 homes, about $29,924. Owners who did not apply are not counted.
Water and sewer from LCMUA
The City of Lake Dallas does not supply its own water or bill for utilities. LCMUA handles water and wastewater from its office at 501 N. Shady Shores.
Sources: City of Lake Dallas, LCMUA
Rain at Lewisville Dam
The NOAA station at Lewisville Dam, about 2.8 miles away, averages 36.48 inches of rain a year, with about 12.1 days of an inch or more.
Homes in Lake Dallas
About 69% are owner-occupied, the median home dates to 1998, and the median value is about $269,000.
Check your ZIP
Flash flood warnings in Denton County
The National Weather Service issued 63 flash flood warnings that included Denton County from 2016 through November 12, 2026. The year-by-year count is on the Highland Village page.
Cost and insurance in Lake Dallas
How much does water damage restoration cost in Lake Dallas?
Most jobs run $450 to $16,000 (Angi). Lake or storm water that flows in from outside is a flood claim. Older slab homes may hide water under flooring.
Water removal and restoration in Lake Dallas
The company that answers handles burst pipes in hard freezes, sewer backups, water heater failures, supply line leaks, and storm water at low doors, plus burst pipes, appliance leaks, drying, and septic backups.
Lake Dallas questions
Who do I call about a water main break in Lake Dallas?
LCMUA. Its after-hours line is 940-222-1988; the office is 940-497-2999, Monday to Thursday 7 a.m. to 4:30 p.m. and Friday 7 to 11 a.m.
Was Lake Dallas always called Lake Dallas?
No. It was French Settlement, then Garza from 1881. Residents renamed it after the original Lake Dallas was impounded; that lake is now under Lewisville Lake.
How much rain falls near Lake Dallas?
The NOAA station at Lewisville Dam averages about 36.5 inches a year, with about 12 days of an inch or more.
Which ZIP codes does this page cover?
The Lake Dallas part of ZIP 75065. That ZIP also covers Hickory Creek.
Related guides
Other Texas towns- Burst pipe, not frozen
- Sewage backup: what to do first
- Burst pipe repair cost
- Texas insurance claim deadlines, in plain English
- Frozen and burst pipes: what to do
- Does homeowners insurance cover water damage?
- How long water damage takes to dry
Local phone numbers checked November 2026: