Service area · Paradise Valley

Finding water leaks in Paradise Valley

Four different water companies serve one town, and the lots are big enough that the pipe you own is longer than the pipe anyone else does.

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The thing that makes Paradise Valley genuinely different from every other place on this list is administrative, and it is worth knowing before you chase a bill. Four different water providers serve the Town of Paradise Valley — Berneil Water Company, the City of Phoenix, the City of Scottsdale and EPCOR — and which one bills a given home depends on where in town it sits. The Town itself runs no water utility at all.

That surprises people, including people who have lived here for a long time. It does not change where a leak is. It changes who you are talking to, and it means advice written for a single-utility city does not quite fit.

Buried service line exposed between a meter and a house — The run between the meter and the house is the owner’s, however long it is.

Paradise Valley is almost entirely detached, owner-occupied housing: nearly every household owns its home and nearly every unit is a single-family house. The median year of construction is 1985, with more than two in five homes built before 1980 — so this is established housing on generous ground, not new-build.

Housing in Paradise Valley town, Arizona	Share
Median year housing was built	1985
Built before 1980	42 percent
Built since 2000	25 percent
Owner-occupied households	95 percent
Single-family homes	96 percent

Source: U.S. Census Bureau, American Community Survey 5-year estimates (2023). Geography: Census place.

Big lots mean you own a lot of pipe

The line of responsibility is the same everywhere: a utility looks after its own side of the meter, and everything on the house side of it belongs to the property owner. On a compact suburban lot that is a short run. On a Paradise Valley lot it can be a very long one, crossing driveways, gravel, planting and hardscape before it reaches the house.

A weeping service line out in open ground is close to invisible. There is no ceiling under it, no wall beside it and often no planting above it to look unusually happy. The only reliable witness is the meter, which is why so many calls here begin with a reading rather than a stain.

Locating that kind of loss is a tracing job before it is a listening job. The route has to be mapped, because the assumption that a service line runs in a straight line from the meter to the house is wrong often enough to cost a driveway.

Established housing, and the pipe that goes with it

More than two in five homes here predate 1980 and the median build year is 1985, which puts much of the housing in the copper era. Copper of that period gives way at a bend, or at the point where the run has been resting on a rebar chair for decades — which is why the damp flooring and the failure are rarely in the same place. A great many Paradise Valley houses have also had substantial remodelling since, which adds joints, reroutes and surprises to the plan.

That combination argues hard against exploratory work. We isolate, pressure-test, trace and listen, and only then talk about opening anything. On finished stone, terrazzo or polished concrete, a wrong guess is not a small matter.

Pools, spas and a lot of landscape

Large lots carry large irrigation systems and frequently more than one water feature. Before anyone assumes the pool is the problem, the bucket test settles it: bucket on a pool step at the pool’s level, auto-fill off, both levels marked, read after a couple of days. Run it again with the equipment off, because losing more with the pump running points to the plumbing rather than the shell.

If the pool is clear, the landscape is the next suspect. The greater part of household water use is outdoors on City of Phoenix Water Services’ own figures, and on ground this size an irrigation leak can run a long time without ever being visible from the house.

Straight answers

Questions we get in Paradise Valley

Who actually supplies my water in Paradise Valley?

It depends where in town you are, which is unusual and genuinely confusing. Four providers serve the town — Berneil Water Company, the City of Phoenix, the City of Scottsdale and EPCOR — and the Town of Paradise Valley runs no water utility of its own. The name on your bill is the answer. It does not change the leak, only the phone call about the bill.

The meter is a long way from the house. Whose pipe is in between?

Yours. A utility is responsible for its own side of the meter and no further, so every foot of that run is the property owner’s — and on a large lot that is a great deal of buried pipe with nothing above it to show a leak. It is the most under-suspected loss on this kind of property.

Can a leak be found without disturbing finished stone or landscaping?

Locating it, yes. Pressure isolation, line tracing, acoustic listening and thermal imaging all work without breaking anything, which is the whole reason they are worth the time on properties like these. Repair is a separate decision, and rerouting is often less invasive than opening the original route.

Areas near Paradise Valley

Arcadiaflood-irrigated lots, 1970s slabs Scottsdalecity-published pool guidance, north and south Biltmorecondos and older irrigated lots Desert Ridgelate-1990s onward, master-planned All service areasevery area we cover, with its own page Valleywide Leak Detectionhow we work, and what we do not do

Unexplained water use in Paradise Valley?

Send the meter reading with everything off, and tell us how far the meter is from the house.