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Water Supply — NPDES discharge permits in Louisiana

Of the 18 permits in EPA's SIC 4941 in LA, 5 went over a limit between 2025-10-01 and 2026-09-30 (Solids, total suspended: 3; Chlorine, total residual: 1; Coliform, fecal general: 1); 2 have no reports in EPA's file for that window. 1 is past the expiry date EPA's file holds; 7 have a renewal application overdue or due within 18 months. EPA's file of 2026-10-15.

FacilityLast 12 monthsPermit
SEWERAGE & WATER BOARD OF NEW
LA0000086 · Water Supply
Over a limit 15×: Chlorine, total residual (9×), pH (6×)Permit past the expiry date EPA's file holds
TOWN OF RAYVILLE
LA0107409 · Water Supply
Over a limit 8×: Solids, total suspended (8×)Renewal application due May 4, 2027
EGAN WATER CORPORATION
LA0125806 · Water Supply
Over a limit 2×: Solids, total suspended (2×)Expires Jun 30, 2029
JEFFERSON DAVIS PARISH WATER & SEWER COMMISSION #1
LA0115592 · Water Supply
Over a limit 2×: Solids, total suspended (2×)Expires Jun 30, 2029
Vermilion Parish Waterworks District #1 - North Vermilion Water Treatment Plant
LA0119679 · Water Supply
Over a limit 2×: Coliform, fecal general (2×)Expires Sep 30, 2031
Cecilia Water Corp - Water Treatment Plant #2
LA0127352 · Water Supply
No value over a limitExpires May 31, 2030
Duson Town of - Potable WTP
LA0127868 · Water Supply
No value over a limitExpires Mar 31, 2031
JEANERETTE, CITY OF
LA0121428 · Water Supply
No value over a limitRenewal application overdue
Lafayette Consolidated Government - Jim Love Water Plant
LA0079278 · Water Supply
No value over a limitExpires Sep 30, 2030
MIRE-BRANCH WATER CORPORATION - WTP
LA0127184 · Water Supply
No value over a limitExpires Sep 30, 2029
Plaquemines Parish Government- Belle Chasse Water Treatment Plant
LA0006831 · Water Supply
No value over a limitRenewal application due Apr 17, 2027
SAVOY SWORDS WATER SYSTEMS INC.
LA0122807 · Water Supply
No value over a limitRenewal application due Apr 2, 2028
SEWERAGE & WATER BOARD OF NEW
LA0061191 · Water Supply
No value over a limitExpires Jul 31, 2029
SOUTHEAST WATERWORKS DISTRICT NO.2
LA0104094 · Water Supply
No value over a limitRenewal application due Feb 16, 2028
St Landry Parish Waterworks District No 2 (Rural) - Waterworks District No 2 Wat
LA0127913 · Water Supply
No reports in EPA's file for the windowExpires Aug 31, 2031
Town of Grand Coteau - Grand Coteau Water Treatment Plant
LA0127925 · Water Supply
No reports in EPA's file for the windowExpires Sep 30, 2031
VERMILION PARISH WATERWORKS DISTRICT NO.1
LA0119997 · Water Supply
No value over a limitRenewal application overdue
VILLAGE OF MAURICE
LA0122696 · Water Supply
No value over a limitRenewal application due Jul 4, 2027

The record is EPA's ICIS-NPDES file of 2026-10-15: values filed against each limit between Oct 1, 2025 and Sep 30, 2026. No reports on file may be EPA's gap, not the facility's.

For programs and AI agents: this screen as JSON at /api/v1/permits?state=LA&sic=4941, narrowed with &over_limit=true, &parameter=phosphorus or &renewal=due; or add https://passage-data.com/mcp as a remote MCP server (tool list_permits). Free, no key. llms.txt

From EPA's ECHO data, not the permit document itself: your permit is the final word. All states