Quick answer
For water damage in Copper Canyon, TX, shut off your main valve first, or turn off the well pump breaker if you are on a private well. For a water break, call Cross Timbers Water Supply at 940-584-0780. 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. Cross Timbers Water Supply provides water in Copper Canyon; call it about a break at the meter or in the street.
- 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. If your home is on septic, the town requires a permit to repair, extend, modify, or alter any part of a septic system, so call the town sanitarian before replacing a damaged tank or line.
Denton County had 14 flash flood warnings in 2025. Heavy rain can saturate septic drain fields, so watch for slow drains after a storm and never drive into water over a road.
What to know about water damage in Copper Canyon
1973
The year residents incorporated Copper Canyon, on April 23, to keep its rural feel. Robert B. Woodin was the first mayor, and town hall was finished by 1979.
Sources: Handbook of Texas, Town of Copper Canyon
Septic permits
Septic systems must meet state rules under the town's permit and inspection program. A permit is required for new construction and to repair or alter an existing system.
Source: Town of Copper Canyon, Septic
No commercial development
Copper Canyon has no commercial development, and nearby cities provide its police and fire protection.
Source: Handbook of Texas, Copper Canyon
Growth
Copper Canyon had 465 people in 1980, 978 in 1990, 1,216 in 2000, and 1,731 in 2020.
Sources: Handbook of Texas, Copper Canyon, Texas
Freezes and rain
The NOAA weather station at Grapevine Dam, about 9.0 miles away, averages 44.3 nights a year at or below 32°F and 5.2 at or below 20°F. In half of years the first freeze comes by November 17 and the last one after March 14. Pipes in outside walls, attics, and pier-and-beam crawlspaces are the first to split. It also averages 38.89 inches of rain a year, with about 12.2 days of an inch or more.
Homes in Copper Canyon
About 98% are owner-occupied, the median home dates to 2002, and the median value is about $744,300.
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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 Copper Canyon
How much does water damage restoration cost in Copper Canyon?
Most jobs run $450 to $16,000 (Angi). Storm water that flows in from outside is a flood claim. Large custom homes need readings in every room near the leak.
Water removal and restoration in Copper Canyon
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.
Copper Canyon questions
Who supplies water in Copper Canyon?
Cross Timbers Water Supply, 940-584-0780. The town lists Diversified Technology for sewer service, 800-537-8903.
Who handles septic permits in Copper Canyon?
The town sanitarian, 214-566-9347. A permit is needed to repair or alter any part of an existing system.
How cold does Copper Canyon get?
The NOAA station at Grapevine Dam, about 9 miles away, averages about 44 nights a year at or below 32°F and about 5 at or below 20°F.
Which ZIP codes does this page cover?
The Copper Canyon parts of ZIPs 75077 and 76226. Most of 75077 is Lewisville and Highland Village.
Related guides
Other Texas towns- Sewage backup: what to do first
- Water mitigation vs. restoration
- 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: