Quick answer
For water damage in Oak Point, TX, shut off your main valve first, or turn off the well pump breaker if you are on a private well. Undine serves some subdivisions at 713-574-5953; Mustang SUD serves most others. 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.
Mustang SUD's 24/7 water line is on the Paloma Creek South page, and the Denton County flash flood table is on the Highland Village page.
- Shut off the water. Close the valve at your meter box. Undine supplies water in Gates of Waters Edge, Wellington Trace, and some streets east of Yacht Club Road; Mustang SUD supplies most of the rest of the city.
- 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. Oak Point requires septic owners to have a certified provider inspect the system three times a year. If drains back up, stop using water and call your provider before cleanup starts.
FEMA inspectors found damage at Oak Point homes after the May 2015 floods and the April 2024 storms. Heavy rain can soak septic drain fields near the lake, so watch for slow drains and never drive into water over a road.
What to know about water damage in Oak Point
387
Oak Point's population in 1980, around the time it incorporated. It had 1,747 people by 2000 and 4,357 in 2020.
Sources: Handbook of Texas, Oak Point, Texas
Septic rules
Septic systems must be registered with the city and inspected three times a year by a certified maintenance provider, who reports to the city.
Source: City of Oak Point, Utilities
Sewer since 2015
The city stopped providing wastewater service on July 1, 2015. Sewage from Woodridge Estates, Gates of Waters Edge, and Wellington Trace goes to an Upper Trinity Regional Water District plant, with accounts through Mustang SUD.
Source: City of Oak Point, Utilities
Oak Point addresses in FEMA data
After the April 2024 storms, 13 owners at Oak Point addresses registered for FEMA aid and inspectors found damage at 4 homes, about $14,318. After the May 2015 floods, damage was found at 4 homes, about $8,039.
Rain in Oak Point
A volunteer NOAA rain gauge 1.4 miles north-northwest of Oak Point averages 41.88 inches of rain a year.
Homes in Oak Point
About 89% are owner-occupied, the median home dates to 2008, and about 43% were built since 2010.
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 Oak Point
How much does water damage restoration cost in Oak Point?
Most jobs run $450 to $16,000 (Angi). Lake or storm water that flows in from outside is a flood claim. Newer large homes need readings in every room near the leak.
Water removal and restoration in Oak Point
The company that answers handles septic backups after heavy rain, supply line and ice maker leaks, water heater failures, burst pipes in hard freezes, and storm water at low doors, plus burst pipes, appliance leaks, drying, and septic backups.
Oak Point questions
Is my Oak Point water from Undine or Mustang SUD?
It depends on your subdivision. Undine (713-574-5953) serves Gates of Waters Edge, Wellington Trace, and some streets east of Yacht Club Road. Mustang SUD serves Eagles Landing, Yacht Club Estates, and most other areas.
Do Oak Point septic systems need inspections?
Yes. They must be registered with the city and inspected three times a year. Building Inspections is 972-294-2312, ext. 101.
When did Oak Point become a city?
About 1980, as a residential development on Lewisville Lake. It had 387 people in 1980 and 645 in 1990.
Which ZIP codes does this page cover?
The Oak Point part of ZIP 75068. Most of that ZIP is Little Elm.
Related guides
Other Texas towns- Water mitigation vs. restoration
- 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: