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TCEQ outlines PFAS monitoring timeline and lab requirements ahead of 2027 initial monitoring
Summary
Texas Commission on Environmental Quality staff summarized EPA'issued PFAS maximum contaminant levels, initial monitoring schedules due in 2027, and laboratory reporting and certification steps water systems must take to comply.
Emily Smith, team leader for the drinking water quality team at the Texas Commission on Environmental Quality, told the Groundwater/Wastewater Advisory Group that federal PFAS maximum contaminant level (MCL) compliance will begin in 2029 and that initial monitoring is due well before that.
"Maximum contaminant level compliance will begin in 2029," Smith said, adding that initial monitoring for regulated PFAS is due April 20, 2027. She described which systems must collect two samples per entry point and which must collect four, and said some previously collected UCMR 5 data can be used if it meets EPA data-quality criteria.
The nut graf: The TCEQ presentation spelled out monitoring frequencies, the numeric trigger levels that determine reduced monitoring, and a near-term requirement that labs analyzing…
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