Slab Leak Detection & Repair
Warm floors, damp carpet, or water running under the concrete? We pinpoint slab leaks within inches — no torn-up floors, no guesswork.
View this serviceLEMMON VALLEY • NORTH VALLEYS • 89506
Is the wet ground coming from your plumbing?
A patch of saturated soil doesn’t tell you whether a buried pipe needs repairing. Our leak detection in Lemmon Valley investigates suspected plumbing leaks rather than treating surface moisture alone as proof. We serve homeowners in the 89506 ZIP code, including the area around Lemmon Valley Park.
The investigation considers your water supply, the suspected line and whether conditions change when parts of the plumbing are isolated. Tell us if your property uses a well or has separate lines serving outdoor fixtures or additional buildings so we can establish the appropriate inspection scope. Leak Detection Reno explains whether testing supports a plumbing leak, where further checks are needed and what repair options follow from the findings.
No-obligation advice • Flat-rate quote before any work starts • 60–90 min emergency response across Reno & Sparks

60–90 min
Typical emergency dispatch to Lemmon Valley
$195–$395
Flat-rate detection visit
4,990 ft
Valley-floor elevation
Well or meter
Both systems surveyed
Lemmon Valley, North Valleys
Fifteen minutes north on US-395, the city thins out and Lemmon Valley opens up — a high-desert flat at 4,990 feet that the census counts at 4,987 people across seventeen square miles, one whole square mile of which is water. That water is Swan Lake, and it shapes everything about plumbing out here. Around it sits one of the metro's most established communities: no-HOA ranch homes on large lots, ag-zoned acreage that sells to horse properties, newer production tracts, and a substantial share of manufactured housing — much of it owned by residents whose median age of 53.4 makes Lemmon Valley one of the oldest communities in the Truckee Meadows. Reno-Stead Airport, five thousand acres of it, sits next door; the National Championship Air Races called it home for nearly six decades.
The leak profile here is written by wind and water. The North Valleys form a genuine wind corridor — the May 2025 storm logged 55–60 mph gusts along US-395 from Lemmon Valley toward Cold Springs — and wind strips heat from exposed pipe faster than cold alone, which is why freeze splits out here start before and end after the valley's. Swan Lake's flood story is current: the county appropriated $2.5 million in 2019 to pull storm and floodwater down, and the January 2025 floodplain remap placed 154 homes inside the 100-year zone, up from 123. High groundwater in wet seasons convincingly impersonates leaks — and on acreage, the bigger question is septic or supply: is that soggy patch effluent over the leach field, or a buried water line? Meanwhile, households on private wells face their own signature — a pump that short-cycles because a pressure tank has tired, or because the line between well and house has split.
We built this page because we actually run this route, not because it fills a bullet list. Our triage starts with the one question that changes everything — well or meter? — because the test is completely different: meter customers get the standard isolation survey; well households get pump draw-down and pressure-tank diagnostics alongside the acoustic and thermal locating. Supply-versus-septic discrimination is settled before anyone excavates in floodplain ground, camera and hydrostatic testing handle the sewer side, and the written report is formatted for TMWA leak adjustments, insurance claims, and the well-and-septic paperwork acreage buyers eventually need. The price is $195–$395 flat — same number for a metered cottage and a well-fed ranchette.
Common Leaks
Wind, floodplain groundwater, and private water systems — the failures follow from all three.
Gusts that top 55 mph — common along the US-395 corridor — strip heat from exposed runs far faster than still air at the same temperature. Heat tape that fails on a wind-scoured wall goes unnoticed until the first hard freeze splits the line. The thaw reveals it weeks later, in the worst possible room.
Out here the pump is part of the plumbing. A pressure tank that has lost its air charge and a split in the buried well-to-house line produce the identical symptom — short-cycling — and the fix is completely different. We isolate the two with draw-down and pressure tests before recommending anything.
With 154 homes now mapped inside Swan Lake's 100-year floodplain, seasonal high water is a fact of life. Saturated ground reads exactly like a slab or service-line leak — and misdiagnosing it means digging for a leak that isn't yours. Meter and pump tests first, always.
A soggy patch over the leach field with a well for a water source is the classic Lemmon Valley puzzle: effluent surfacing, or a pressurized line losing water underground? Isolation, dye tracing, and hydrostatic testing answer it definitively — before any excavation.
A meaningful share of 89506's housing is manufactured or crossover, with under-unit supply runs and shutoff valves that corrode quietly for years. Failures show as one warm stripe on the floor or a mysterious bill spike — located acoustically without crawling blind.
Ag-zoned and horse-property lots run long irrigation laterals, often pump-fed and added over decades. The signature: one impossibly green strip in July, a zone that never pressurizes, or a pump that runs with every valve closed. Acoustic and pressure-isolation locate the break along hundreds of feet of line.
All Specialties
Every specialty we run across the valley runs in the North Valleys — well-system locating, septic discrimination, wind-exposed freeze splits, acreage irrigation, manufactured-home crossovers — same crew, same flat rates.
Warm floors, damp carpet, or water running under the concrete? We pinpoint slab leaks within inches — no torn-up floors, no guesswork.
View this serviceFrom the meter to your faucets — we trace pressure drops, soggy yards, and humming pipes to the exact break in your main water line.
View this serviceBuried service lines are invisible until the yard turns soft. Acoustic and pressure testing locates the leak so excavation stays small and surgical.
View this serviceIn-wall and ceiling leaks found with thermal imaging and moisture mapping — minimal demolition, maximum accuracy, mold stopped before it starts.
View this serviceBurst pipes and active leaks can't wait — 24/7 emergency response across Reno and Sparks with water shut-off guidance over the phone while we're on the way.
View this serviceCamera inspections, smoke testing, and hydrostatic testing that reveal exactly what's wrong under your yard — roots, bellies, cracks — and the least disruptive fix.
View this serviceHidden sprinkler and irrigation line leaks waste thousands of gallons every season — zone-by-zone testing finds them and cuts your water bill down to size.
View this serviceHotels, restaurants, offices, and multi-family properties — fast, documented leak location that keeps tenants happy and doors open.
View this serviceSuspect a gas leak? If you smell gas right now, leave and call 911 — then let us find and fix the leak with combustible gas detection and pressure testing.
View this serviceUnderstanding Local Leaks
A wind corridor, a floodplain lake, and water systems the metro companies rarely train for — the leaks follow from all three.
Most metro companies' pages give Lemmon Valley a bullet and move on. It deserves more: a dedicated route, a crew that knows the housing mix, and content written from calls actually run out here — which is what you're reading.
North-Valleys wind isn't folklore — it's logged at 55–60 mph along US-395. Wind drives freeze risk deeper than cold alone, which is why exposure and heat-tape condition matter more here than anywhere else we survey.
Swan Lake's floodplain remap now covers 154 homes, and seasonal groundwater rises across the whole basin. Out here, telling lake water from supply water isn't a niche skill — it is the job, every wet season.
Private wells and septic need pump-side knowledge, not just a meter reading. Our crew surveys both halves of the system — pump, tank, and line on one side; meter, service, and interior on the other — on a single flat-rate visit.
Our Response
From our 89503 base it's a straight run north on US-395 — with a process built for wells, septic, and floodplain ground.
The first question out here changes everything — the test, the kit, and the diagnosis. We'll also ask about the soggy patch's relation to the leach field, pump behavior, and any freeze history. Emergencies roll immediately.
Typical emergency dispatch reaches Lemmon Valley addresses within 60–90 minutes, routed north with the full kit aboard — acoustic, thermal, pressure-isolation, and tracer gas, plus camera, hydrostatic, and pump-diagnostic gear for well households.
Surface locating marks any supply-side leak to the inch; pump draw-down and tank tests settle well-side questions; and supply-versus-septic is resolved definitively before anyone opens floodplain ground. No guessing in a basin this wet.
Repairs are quoted flat and approved before work begins, routed to minimize disturbance and the next freeze exposure. The report — photos, method, inch-level location — serves TMWA adjustments, insurance claims, and acreage transaction files alike.
Straight Answers
Flat-rate and quoted before we begin — well or meter, same visit, same number.
| Service | Typical Reno Price | What's Included |
|---|---|---|
| Leak detection visit | $195–$395 flat-rate | Full acoustic + thermal/pressure survey, the leak marked on-site, and a written report with photos |
| Emergency response | Same flat-rate philosophy | 24/7 live triage with shut-off coaching and a 60–90 minute typical dispatch — quote confirmed before we roll |
| Spot repair at the marked location | Flat-rate, quoted on-site | One small, deliberate opening exactly at the confirmed failure — approved by you before we start |
| Reroute or section replacement | Custom flat-rate quote | Failing runs priced for full replacement up front, routed to minimize disturbance |
TMWA customers qualify for documented bill adjustments; well households pay the same flat $195–$395 with pump-and-tank diagnostics included in the survey. Every report is insurance-ready — and inch-level documentation matters most in floodplain-adjacent claims.
Get a Firm Quote — Call NowWhere We Work
From the North Valleys we cover the entire Truckee Meadows. These neighboring guides map the rest of it.
Common Questions
Leak Detection Reno provides leak detection and repair across Lemmon Valley, Reno/Sparks NV and the greater Truckee Meadows — nine specialties, one flat-rate discipline, headquartered at 698 N Arlington Ave, Reno, NV 89503. Call (755) 227-9923 or email leakdetectionreno@gmail.com — a person answers 24/7 and pricing is quoted before any work begins.