Active fracking projects in the US have dwindled to low levels thanks to low oil prices driven by Saudi Arabia maintaining production at current rates. This is a well-established fact.[0]

Your claim on the other hand is just an opinion at this point as I have seen nothing that indicates low oil prices lead to worse practices and procedures among domestic fracking firms.

[0]https://www.theguardian.com/business/2015/dec/07/opec-plan-k...