Search Frequent Questions

Filter By:

Active filters:

Remove all filters

Displaying 1 - 15 of 23 results

  • How long will it take?

    The expectation is for cleaning to take less than one day. The duration will be dependent on the size of the structure and the scope of work.

    • Last published:

  • Do I need to leave my structure during the cleaning?

    While it is strongly recommended that you leave the property during the cleaning, you are not required to do so.

    • Last published:

  • What is EPA’s role?

    EPA will provide oversight of the cleaning.

    • Last published:

  • What about cleaning basements or attics?

    Basements or attics will be considered for cleaning if they are finished and habitable areas.

    • Last published:

  • Will boiling my water help?

    No. Boiling water will NOT reduce nitrate levels. In fact, it will make the level of nitrate worse because some of the water will evaporate but the nitrate will not. This increases the concentration of nitrate in water.

    • Last published:

  • Will there be photos and videos taken of my property?

    Yes, photos and videos of your property will be taken as a requirement of the program. This is done to ensure that the conditions of the property both pre- and post-cleaning are documented thoroughly.

    • Last published:

  • Does an ethanol producer who sells undenatured ethanol to a U.S. importer who denatures it at the port need to register with EPA under RFS?

    See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help . The RFS regulations specify that foreign producers of ethanol for use in transportation fuel, heating oil or jet fuel for import to the US who do not add denaturant to their product, must register under RFS. See 80.1450(b)…

    • Last published:

  • Is it safe to shower or bathe in water if it is over the nitrate MCL of 10 mg/L?

    Nitrate is only a concern for ingestion (eating and drinking). It is not absorbed through your skin. People who install filter systems for nitrate often install them just for their kitchen sink faucet, and they use that faucet for their cooking and drinking water.

    • Last published:

  • What is EPA doing?

    EPA is working with its governmental partners and other stakeholders to investigate and address the issue. Most recently, EPA issued a letter to the state of Minnesota requesting a plan of action to address nitrate contamination in drinking water.

    • Last published:

  • What should I do if my water has elevated nitrates and/or exceeds the MCL?

    If nitrate exceeds the MCL of 10 mg/L, you should find a safe alternative drinking water supply. The quickest thing to do is to begin using bottled water for drinking. Another option is to install a treatment that will remove nitrate from your water such as reverse osmosis or a…

    • Last published:

  • Why is nitrate contamination a concern?

    Nitrate is an acute contaminant, meaning that health effects can occur immediately (I.e. within hours or days) of short-term exposure. Too much nitrate in your body makes it harder for red blood cells to carry oxygen. While most people recover quickly, this can be very dangerous for infants and some…

    • Last published:

  • Who will conduct the cleaning?

    Cleaning will be performed by workers contracted by Norfolk Southern who are trained and experienced with structure cleaning. Cleaning teams will wear the following: badges, identification clothing, safety vest, shoe covers, gloves (when appropriate for the task), and face coverings (upon request by the property owner or renter).

    • Last published:

  • How can we be assured that this cleaning will remove any persistent hazardous material or substances?

    Based on air monitoring and sampling conducted in and around the community, there is no evidence to suggest there is contamination of concern inside structures.

    • Last published:

  • How do I have my drinking water tested in the future?

    Minnesota Department of Health (MDH) recommends you use an accredited laboratory to test your water. Contact an accredited laboratory to get sample containers and instructions or ask your county environmental or public health services if they provide well testing services. Accredited Labs in Minnesota Accepting Drinking Water Samples from Private…

    • Last published:

  • What will cleaning involve?

    Cleaning will include a top-down approach, starting from the top floor and working down, addressing habitable spaces. Workers will wet-wipe accessible horizontal hard surfaces, wet mop hard floors, vacuum floors, carpets and appropriate soft surfaces, and dry dust appropriate vertical surfaces. Cleaning teams will not move appliances, and cleaning under…

    • Last published: