Who is responsible for the water line to your house?

In many places, the homeowner is responsible for the private part of the water service line that brings water from the street to the house. But there is no single national rule: some utilities stop their responsibility at the curb stop, some at the meter, and some cities make the property owner responsible all the way to the water main in the street. (city.milwaukee.gov)

What a water service line is

The U.S. Environmental Protection Agency says a service line is the pipe that connects the water main to the plumbing in a home or building. That sounds simple, but ownership can get confusing because the line may pass under the street, the sidewalk, the right-of-way, the yard, and then into the house. (epa.gov)

That is why the real question is not just "Where is the leak?" It is also "Which part of the pipe does the utility own, and which part does the property owner own?" Local rules decide that split. (city.milwaukee.gov)

If you want the fastest local answer, start with your utility's diagram or your city's water department page. You can also use search your city, county or ZIP on this site to look for local ownership rules.

Why the answer changes from place to place

Utilities do not all draw the ownership line in the same spot. These official examples show why homeowners get mixed answers from neighbors, plumbers, and even old paperwork:

• In Milwaukee, the city says it owns the section from the water main to the curb stop at the property line, and the property owner owns the section from the curb stop to the water meter. (city.milwaukee.gov)
• In Grand Rapids, the city says the owner's responsibility begins at the property line after the curb stop and continues through the yard to the home, while the city is responsible for the line from the main to the curb stop, the meter, and the couplings on either side of the meter. (grandrapidsmi.gov)
• In Fresno, the city says it maintains the water service from the water main up to and including the water meter, while the property owner is responsible from the house or building to the point of connection with the meter. (fresno.gov)
• In New York City, DEP says property owners are responsible for their water service line all the way to the city's water main in the street. (nyc.gov)

So the short version is this: homeowner responsibility often starts at the curb stop or meter, but not always. That is why city-specific information matters more than general advice. If you need a broader starting point, check the site's state-by-state pages.

What the curb stop and meter usually mean

A curb stop is a shutoff valve in the ground near the street or property line. Milwaukee describes it as the shutoff valve in the ground near the street, and Grand Rapids calls it the small valve that serves the property. (city.milwaukee.gov)

The water meter measures how much water reaches the property. In some systems, the meter is the dividing line for responsibility. In Fresno, the city is responsible up to and including the meter. In Milwaukee, the owner's responsibility runs from the curb stop to the meter. (fresno.gov)

Those details matter when a leak shows up in the yard or when pressure drops inside the house. Fresno says low pressure is often caused by a valve on the customer's property, including a curb-stop in the meter box being partly closed. (fresno.gov)

If terms like curb stop, meter pit, right-of-way, and property line are still fuzzy, read The curb stop, meter and property line, explained before you approve a repair.

What to do if you think the line is leaking

A service line leak can show up as wet ground, a soggy yard, water near the street, low pressure, or a bill that suddenly jumps. Milwaukee says water flowing from the ground, soaking the yard, or showing up at the edge of the pavement can point to an underground service line leak. Fresno tells customers to start by checking the meter and bill for unusual use. (city.milwaukee.gov)

Use this quick checklist:

1. Look for signs such as soft ground, water near the curb, unexplained low pressure, or a sudden increase in metered use. (city.milwaukee.gov)
2. If the leak seems to be near the street, inside the meter box, or you are not sure whose side it is, call the utility or public works office first. Fresno says water operations personnel investigate reported leaks within water meter boxes and streets. (fresno.gov)
3. If the leak is on the owner's section, call a licensed plumber. Milwaukee says the property owner is responsible for contacting a licensed plumber and making repairs on the owner side. New York City also requires a licensed master plumber for service line leak repairs. (city.milwaukee.gov)
4. Save photos, notices, and invoices. In some places, repairs may be covered by insurance or an optional protection plan if you already have one. (nyc.gov)
5. If your line is old or made of lead, ask whether a spot repair is enough or whether full replacement makes more sense. Milwaukee says that when the owner's leaking section is made of lead, it recommends replacing the line entirely. (city.milwaukee.gov)

For step-by-step help, see Water line leak in your yard: what to do.

Permits, plumbers, and repair deadlines

Do not assume a buried water line repair is a same-day DIY job. Local rules may require a licensed plumber, utility approval, street permits, or all three. New York City says a licensed master plumber must perform the repair work and obtain the necessary DEP and DOT permits before the work starts. (nyc.gov)

Deadlines can also be short when a leak creates a hazard. New York City says that if a property owner receives a Water Shut Off Warning - Notice to Repair for a leaking service line, the owner has three days to hire a licensed master plumber to fix the leak. If the repairs are not made within three days, the city says it will shut off water service and charge a $1,000 shutoff fee. (nyc.gov)

Even when the utility owns the leaking section, excavation may still take time. Fresno says city staff must call 8-1-1 before digging and, unless the break is an emergency, must allow at least two working days for other utilities to mark underground lines. (fresno.gov)

Because local codes and permit rules vary, confirm the requirements with the relevant official office before you authorize work. This article is general information, not legal advice.

Older homes and lead service lines need extra care

EPA says there is no level of lead considered safe. EPA also says lead service lines were installed primarily during the late 1800s through the 1940s, and that both public and private portions need to be identified and removed because of the health risks. (epa.gov)

That matters for ownership too. A lead service line can cross both utility-owned and privately owned ground, so a full fix may involve both sides. Milwaukee says that if the city replaces a city-owned lead section, it strongly recommends that the owner replace the private side too. (city.milwaukee.gov)

EPA's revised Lead and Copper Rule materials say public water systems had to prepare and maintain an initial inventory of service line materials by October 16, 2024. EPA also says water systems must identify and make public the locations of lead service lines and notify people served by known or potential lead service lines. (epa.gov)

If your home is older, ask your utility whether it has a service line inventory for your address. You can also use Lead water service lines: how to check yours and the site's Water line responsibility check to get organized before you call.

Help with repair costs

Repair bills can be steep. New York City DEP says service line repairs can cost thousands of dollars, and its program page says the average cost to repair a water line break in New York City is between $3,000 and $5,000. (nyc.gov)

Some places offer optional protection plans or point owners toward financial help. In New York City, DEP says most residential and mixed-use properties with a single 2-inch or smaller service line are eligible for an optional protection program. The posted cost is $84.84 per year for water line protection and $143.04 per year for sewer line protection, and DEP says covered repairs have no service fees or deductibles. (nyc.gov)

Milwaukee lists several possible paths for owners who cannot afford repairs: checking homeowner's insurance, seeking a personal or home equity loan, contacting the city's residential rehabilitation emergency loan program, or in some cases asking to place plumbing repair charges on the property tax bill as a special assessment. (city.milwaukee.gov)

The best next step is local. Ask your water utility, city housing or neighborhood office, and plumber whether your area has leak adjustment policies, grants, loans, or optional protection plans.

Frequently asked questions

Is the line before the meter always the utility's?

No. Fresno says the city is responsible up to and including the meter, but Milwaukee says the owner is responsible from the curb stop to the meter. In New York City, DEP says the property owner is responsible for the service line all the way to the city's water main in the street. (fresno.gov)

Can the city make me fix a leak quickly?

Yes, some places can. New York City says that after a Water Shut Off Warning - Notice to Repair, the owner has three days to hire a licensed master plumber to fix the leak, or the water may be shut off and a $1,000 shutoff fee charged. (nyc.gov)

Who replaces a lead service line?

It depends on who owns each section. EPA says service lines can include public and private portions, and both sides need to be identified when lead is present. Milwaukee says the city replaces its lead-owned section, but the owner is responsible for replacing the private side. (epa.gov)

How do I check my address?

Start with your utility's service line map, meter diagram, or customer service page. Then confirm the answer with your water utility or public works office before authorizing repairs, because the ownership split can be at the curb stop, the meter, the property line, or the main depending on the city and utility. (city.milwaukee.gov)