People across Australia would understand how bad it would feel if the government came in and tried to change things in their backyard, without their agreement.

Traditional owners and a water scientist want the federal government to investigate reports of more fracking fluid and wastewater spills by Beetaloo Basin gas companies.

Custodians have been shocked to see lingering damage following a spill of 2,000 litres of contaminated wastewater by Empire Energy last year.

Traditional Owners want the Northern Territory government to prosecute gas explorers after a recent fracking spill at Beetaloo Basin caused lingering environmental damage.

The two companies actively drilling fracking wells in the Beetaloo Basin - Empire Energy and Tamboran Resources - have had seven compliance breaches over the past 12 months, with significant spills and potential contamination events.

In the Northern Territory now, where Indigenous custodians and scientists are alarmed by more chemical spills reported by gas companies exploring the Beetaloo Basin.

They're calling on the Federal Government to step in and investigate.

The Territory Coordinator Bill should not proceed, Traditional Owners said on Wednesday after the release of a report recommending minor changes to the proposed NT legislation.

Environmental experts say they are "deeply concerned" by a recent contamination incident in the Northern Territory's Beetaloo Basin and have warned it could be the start of more to come should full-scale fracking go ahead in the region.

Traditional Owners, doctors and scientists have joined environment and human rights organisations in signing a letter calling on APA Group to end its plans to build a pipeline enabling gas fracking in the Northern Territory.