Slab leak repair cost in Las Vegas

Prices last checked October 30, 2026

Slab leak repair typically costs $630 to $4,400, about $2,280 on average, and finding the leak runs $150 to $400. Rerouting the pipe around the slab instead of breaking through it runs about $3,900 to $15,000. Those are national numbers; no Las Vegas source publishes real slab leak prices. Locally, LVVWD will reimburse up to half of a leak repair (max $2,000), and SNWA gives a $250 voucher toward finding the leak.

Repair, typical (national)

$630–$4,400

Finding the leak

$150–$400

LVVWD repair help

Up to $2,000

Neighbor reports

0

The range and average are HomeAdvisor's national numbers for a slab leak repair. We haven't found a Las Vegas source that publishes real slab leak prices.

Check your meter first

A slab leak is a leak in a water pipe under your concrete foundation. Before you pay anyone, LVVWD says to do this:

1. Turn off every faucet, appliance and the irrigation.
2. Look at the red or white flow triangle on your water meter. If it moves, water is going somewhere.
3. Close the shutoff valve at the house. If the triangle stops, the leak is inside the house. If it keeps moving, the leak is likely between the meter and the house.

LVVWD also watches for leaks: it contacts account holders after at least 3 days of continuous flow, and you can sign up for text or phone alerts in My Account. In Henderson, a moving indicator or a flashing "+" on the meter means a possible leak.

Leak detection companies list other signs: a warm or damp spot on the floor, the sound of running water, new cracks, a musty smell, and a jump in your bill. Those come from a company that sells detection.

Repair prices

low to high, typical. Bars use the same scale, up to $15,800.

National guides disagree a lot on rerouting, from about $600 to $15,000, depending on how far the new pipe runs. Angi says epoxy patches aren't a permanent fix. For one local number: a Las Vegas investor on BiggerPockets said his hot water slab leak repairs ran $3,500 to $5,500 each time over a few years (2020 post), and he recommended rerouting.

low to high, typical. Bars use the same scale, up to $2,300.

Henderson water line listings are for a water main repair or replacement, which may not involve the slab.

Direct access or reroute? Direct access means breaking the slab at the leak, fixing that spot and patching the floor. A reroute runs new pipe around the slab instead and leaves the old line in place. If you've had more than one slab leak, ask for a quote on both, and on a whole-house repipe.

LVVWD and SNWA help

• $250 to find it (SNWA): SNWA's leak detection voucher covers up to $250 of the first leak diagnostic visit, or the first two hours of work, by an SNWA Water Smart Plumber. Single-family owners in an SNWA member agency, one per property per calendar year.
• Up to $2,000 to fix it (LVVWD): LVVWD reimburses single-family owners up to 50% of a leak repair, max $2,000 per event, once every 365 days. You need a paid invoice and normal water use for 14 days after the repair. LVVWD's page doesn't say whether slab leaks qualify, so ask.
• Bill credit (LVVWD): if the leak pushed your use at least 50% above normal, LVVWD can credit the extra. Fix it within 60 days of the bill that showed the leak and apply within 90 days of the repair. Once per 12 months.
• Income-qualified repair help: LVVWD's page says up to $10,000 per leak event through partner programs. News reports in 2025 and 2026 said up to $7,500, so confirm the current amount.
• Henderson: the city splits the extra cost from a fixed leak 50/50 with you, if use was more than double the same period last year. You need proof of the repair, and you can get 2 adjustments in 5 years.
• The LVVWD water line warranty ($3.99 a month) covers the service line. KTNV reported homeowners denied for a break near the slab, so don't count on it for a slab leak.

Why Vegas pipes leak (what's actually known)

Local plumbers blame hard water and desert soil. Here's what independent sources say:

• The water is hard. LVVWD's 2026 summary puts hardness at 280 ppm (16 grains per gallon), with a pH of 7.8. But LVVWD's own water quality report says the minerals make the water "less corrosive to piping materials," and that it runs corrosion control. So whether hard water causes slab leaks here is disputed.
• No chloramine. SNWA treats with ozone and chlorine, and treats the water to minimize corrosion in pipelines.
• The soil can be tough. Henderson and Clark County soil maps flag areas with corrosive, expansive or collapsible soils and gypsum, and UNLV research documents expansive soils in the valley. None of those sources ties soil to slab leak rates.
• Old fittings were a real problem. In 2008 the Las Vegas Sun reported about 31,000 Clark County homes with corroding Kitec brass fittings, with repairs around $7,000 each.

Insurance and hiring

• Insurance: Policygenius says insurance generally won't pay for the broken pipe itself, but will likely pay to tear out and replace the slab if the cause is covered. Slow, gradual leaks usually aren't covered. Nevada's 2026 home insurance guide lists water discharge from plumbing as a peril, so read your policy's water section.
• License: plumbing work in Nevada needs a C-1 (plumbing and heating) license, and the handyman exemption doesn't cover plumbing. Check any company with our contractor check guide.
• Get it in writing: ask whether the quote includes patching the floor, flooring, and drywall. Angi puts rebuild work at about $2,000 extra.

What neighbors paid or were quoted

Common questions

Sources