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  • 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.

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  • 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.

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  • What is EPA’s role?

    EPA will provide oversight of the cleaning.

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  • Can I leave my car or other vehicles on my property while I am away?

    The cleaning team will need workspace outside of your home or place of business to set up trailers and equipment. If it is determined that your vehicles need to be moved, you should arrange to temporarily remove them from your property.

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  • What about cleaning basements or attics?

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

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  • What happens to my belongings during the cleaning?

    The items you leave on your property and inside your home or place of business will remain where you left them and will not be removed.

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  • What do I do with my indoor plants during the cleaning?

    You may leave plants on your property and inside your home or place of business. However, the cleaning team will not move any of your belongings, including plants. You may want to consider moving plants outside for the day, if possible, and watering them before you leave.

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  • 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.

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  • Can you explain who has authority over the active mine vs the Superfund site?

    The Montana Department of Environmental Quality has regulatory authority over the active mine. EPA is the lead agency for the Silver Bow Creek/Butte Area Superfund Site and works in consultation with MDEQ to ensure the cleanup of the Site.

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  • What happens if any of my items get damaged during the cleaning process?

    If any items get damaged, an independent appraiser will estimate the value of the item by using the videos and photos of your belongings to determine a fair value for the item that needs to be replaced. The assessment will then be presented to you for your approval. If you…

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  • 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).

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  • What should I do with food items?

    Any food in your kitchen cabinets and refrigerator/freezer that you will not need while you are away can be left in place. This includes items such as spices, canned, boxed, and bagged foods, and refrigerated/frozen foods. Before you leave your home or office, please be sure to empty all garbage…

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  • 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.

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  • How do I know that my belongings will be safe during the cleaning?

    Before the team begins cleaning, they will videotape each room and photograph the items you left. The videos and photos provide a record of the items that were present and the conditions of those items at the time the cleaning team entered your structure. An EPA representative will be present…

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  • 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…

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