Animal shelters are coming up with other options, after the state found at least 21 across the state not in compliance with new state standards.
Martin County's animal control facility was one of ten that voluntarily agreed to stop using its carbon monoxide chamber.
State regulators say they found a total of 21 animal shelters in violation of new standards on using carbon monoxide to put down animals.
Martin County says it is ordering a new chamber to meet the new standards, but until then the county will be giving animals injections.
Ten animal shelters, including three here in Eastern Carolina, have agreed to stop using their carbon monoxide chambers for euthanasia.
State regulators say they found 21 animal shelters in violation of new standards on using carbon monoxide to put down animals.
Shelters in Martin County, Rocky Mount and Wilson County have voluntarily agreed to stop using their carbon monoxide chambers. The state says those chambers were either not commercially manufactured or did not meet the new standards.
Other facilities were given a warning letter for not having their policy and procedure manuals updated. Those were Carteret County, Northampton County and Onslow County.
The new rules took effect in July and the Department of Agriculture said it gave the shelters a two-month grace period.
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