The city approved 11 new gas wells next to a residential neighborhood in southwest Arlington last week.
Biden issued the order on Inaugeration Day as part of his efforts to fight climate change.
Environmentalists - and some scientists - warn it could be risky.
Liveable Arlington alerted the city's gas well inspector to a violation at the site.
A new study by the University of Texas at Austin documented 7,000 earthquakes near Pecos since 2009.
EPA admits the rule reversal will increase greenhouse gas pollution.
HB 3557 went to Senate floor vote on Monday.
HB 2771 allows the state to regulate the discharge of frack water into Texas lakes, rivers and streams.
3 bills that threaten environmental health and safety are gaining traction.
Katherine Hayhoe headlined the North Texas Climate Change Symposium.