Water pipes burst in several cities across the country, causing noxious fumes that caused widespread public health concerns.

    But the problem appears to have been overlooked by regulators, leading some to question whether the city’s pipes have become a nuisance.

    [Editor’s note: We have changed this article’s title to better reflect the facts.

    We have updated the article to include additional information.]

    The pipes burst into flames in some parts of Detroit, and the cause of the blaze was not immediately clear.

    The city has said it is working with federal regulators to investigate.

    Water utility officials have acknowledged the problem and said they are working to fix it.

    They also said the company is working to make repairs and upgrades to existing water pipes.

    But they said there are no plans to expand or replace existing pipes.

    In some places, the problems have been exacerbated by the spread of a bacteria that has been killing off some species of plants in some cities.

    Officials say the bacteria is causing the problems.

    Some city officials have said the bacteria should be eliminated from water systems because it is spreading rapidly in many areas.

    They have blamed it on the recent weather.

    In fact, the bacteria could be the cause, according to the Environmental Protection Agency.

    The agency has been working to contain the spread, but it said it was taking no new steps to combat the spread.

    In the days after the fire, officials issued an advisory that said the fire caused widespread environmental damage and caused public health issues.

    That advisory included information about the risk of severe respiratory illness in the city.

    The advisory came days after Gov.

    Rick Snyder announced he was withdrawing his state from a federal grant that would provide water to Flint residents in Flint.

    Officials in the state say the grants were designed to help address the water crisis in the Flint area.

    [Update: This article has been updated to reflect the EPA’s latest announcement about the potential for the spread to occur in Michigan.

    We also have updated our article to add a statement from the state’s Department of Environmental Quality.]

    Some Flint residents and community members have questioned why water has not been delivered to Flint, and why the city has been left with so many miles of pipe and valves that are leaking.

    A city official said the city is working on a plan to install new pipes to prevent a similar problem in the future.

    The official spoke on condition of anonymity to discuss an ongoing investigation.

    Officials have said they have not determined how many pipes were affected, but that it could be thousands.

    Some experts have questioned whether Flint could have had more pipes than the amount of water that was delivered.

    The EPA said the problem could have been caused by the lack of proper ventilation or other factors.

    The Associated Press has reached out to Flint for comment.

    Ars Technic has reached Outgoing Secretary of the Interior Sally Jewell for more information.

    Ars and NPR have asked for a copy of the report.