If the tenant violates any portion of the lease, you have all the remedies at your disposal as with any other tenant.  

Are there any legal remedies for the borrower?

You need to ask fire damage remediation company for estimate before even bidding the house.

Security deposits may be used for:* Unpaid rent owned by the tenant (does not include late fees)* Damage to the premises, exclusive of ordinary wear and tear, caused by the tenant / guest / licensee of the tenant* Cleaning to return the unit to the same level of cleanliness the tenant had when they moved in* To remedy future defaults by the tenant in any obligation under the rental agreement to restore, replace, or return personal property or appurtenances, exclusive of ordinary wear and tear, if the security deposit is authorized to be applied thereto by the rental agreement.There is an exception if the landlord is a natural person or LLC where all members are natural persons and no more than two rental properties are owned with no more than four units total, then they will be allowed to charge up to two months' rent, unless the tenant is a service member.AB12 goes into effect on July 1, 2024, and does not apply retroactively.Full details of the law are available at https://leginfo.legislature.ca.gov/faces/billCompareClient.x...

That way if they grow - erm "herbal products", they'll at least be on the hook for the bill for the power that comes from the utility above your system's capability.

Seller's remedy due to Buyer's "failure to perform" is also a part of WA standard PSA - the Seller either gets to choose what they do or the Seller's claim is limited to just the earnest money.

The risk is just not worth it.I would bring in a mold/water damage remediation expert.

If the tanks have leaked, the remediation cost could be enormous. 

Before I got into being a landlord I had an old mentor that provided his forms to me and one of them is a 5 day remedy notice to resolve the breach of contract, in this case not paying utilities, or we would move to send a 14 day notice to vacate the premise.

It's quick and easy I do even have the remedy equipment.- Use your own contractor, don't follow insurance contractor- Use public adjuster- find your own contractor to get the job done.Nobody will pay you for 3 years of loss rent.