01/26/2026
The Draft Louisiana 2026 Integrated Report on Water Quality is out for public comment. Deadline 1/30/26.
https://deq.louisiana.gov/assets/docs/Water/Integrated_Report/2026_Integrated_Report/2026_IR_Public_Notice_Statement_Advertise_12302025.pdf
Several watersheds in the Upper Barataria-Terrebonne Estuary Basin are highlighted:
Bayou Verret, Bayou Chevreuil, Bayou Citamon, and Grand Bayou (Subsegment 020101) - Upper Barataria Basin - a revision of the Total Daily Maximum Daily Load (TMDL) Plan, focused on impairment by dissolved oxygen, is planned for the next cycle, with a new TMDL plan focused on f***l coliform impairment. These watersheds are being prioritized under the Clean Water Act New Vision Program (p. 12-13)
The finalization of the TMDL Plan for watersheds in the Upper Terrebonne Basin:
Bayou Poydras (120102), Bayou Choctaw (120103), Chamberlin Canal (120105), Bayou Plaquemine (120106), Upper Grand River and Lower Flat River (120107), Intracoastal Waterway (120109), and Bayou Cholpe (120110); all previously listed for impairment by Biochemical Oxygen Demanding Substances. (p. 17)