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TCEQ outlines revisions to Implementation Procedures to align permits with updated water-quality standards
Summary
TCEQ staff described planned updates to the agency's Implementation Procedures (IPs) — the guide for translating water‑quality standards into permit limits — including pH screening, whole‑effluent toxicity procedures, updated appendices, MAL definitions, and formatting changes; the agency will follow a 30‑day public comment period after Commission agenda posting.
Peter Schafer, team leader of the standards implementation team in the Water Quality Division, told the advisory group that TCEQ is revising its Implementation Procedures (IPs) to reflect standards changes since the current IPs were last updated in 2010.
Schafer said planned revisions include establishing pH screening procedures, formalizing reasonable potential analysis procedures for whole‑effluent toxicity testing,…
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