Almost half of cars failed the NCT test across the north west during July.
The statistics were made available on the official NCT website.
In total, just under 6,000 tests were carried out in Sligo, Carrick on Shannon, Donegal Town and Letterkenny centres throughout the month.
Donegal Town was found to have the highest pass rate, with 518 passes, which is 50.34% in total.
That was followed by Letterkenny, with a pass rate of 47.85%, 44.94% of a pass rate in Sligo and in Carick-on-Shannon the pass rate was 43.02%.
Across the four centres, there was a total of 3,201 failures. 2,622 of those were major failures, with the remaining 539 listed as dangerous failures.
Letterkenny saw the highest amount of dangerous failures, with 168, followed by Sligo, with 159.
Carrick-on-Shannon was next, with 134 dangerous failures, while Donegal Town had the least, with 78.
In total, the pass rate for the region was 46.46%, the major failure rate came in at 44.52%, with the dangerous failure rate accounting for 9.01% of the overall total.
