Extex Operating Company - Ship Shoal 64 A Production Facility

NPDES permit LA0126438 · Minor NON-POTW · effective, expires 2029-06-30 · EPA's file as of 2026-09-19

Check this month's numbers before you file

EPA's record, 2025-09-01 to 2026-08-31

0values over a limit
0required values missing, on 0 form(s)
0of 106 forms filed late

Last period with anything received: 2026-06-30.

Reporting

Reports are due about 28 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (52)

OutfallParameterStatisticLimitMonths
002Oil & GreaseMO AVG <= 29 mg/L all year
002Oil & GreaseMO AVG <= 29 mg/L all year
002Oil & GreaseDAILY MX <= 42 mg/L all year
002Oil & GreaseDAILY MX <= 42 mg/L all year
002Flow, in conduit or thru treatment plantMO AVG report only all year
002Flow, in conduit or thru treatment plantMO AVG report only all year
002Flow, in conduit or thru treatment plantDAILY MX report only all year
002Flow, in conduit or thru treatment plantDAILY MX report only all year
003Oil & GreaseMO AVG <= 29 mg/L all year
003Oil & GreaseMO AVG <= 29 mg/L all year
003Oil & GreaseDAILY MX <= 42 mg/L all year
003Oil & GreaseDAILY MX <= 42 mg/L all year
004BOD, 5-day, 20 deg. CDAILY MX <= 45 mg/L all year
004pHINST MIN >= 6 SU all year
004pHINST MAX <= 9 SU all year
004Solids, total suspendedDAILY MX <= 45 mg/L all year
004Flow, in conduit or thru treatment plantMO AVG report only all year
004Flow, in conduit or thru treatment plantDAILY MX report only all year
004Chlorine, total residualMINIMUM >= 1 mg/L all year
004Chlorine, total residualMINIMUM >= 1 mg/L all year
004Chlorine, total residualMAXIMUM <= 2 mg/L all year
004Chlorine, total residualMAXIMUM <= 2 mg/L all year
004EnterococciMOAV GEO <= 35 #/100mL all year
004EnterococciDAILY MX <= 135 #/100mL all year
004Solids, floating - visual determinationDAILY MX <= 0 d all year
004Solids, floating - visual determinationDAILY MX <= 0 d all year
006pHINST MIN >= 6 SU all year
006pHINST MIN >= 6 SU all year
006pHINST MAX <= 9 SU all year
006pHINST MAX <= 9 SU all year
006Solids, total suspendedDAILY MX report only all year
006Solids, total suspendedDAILY MX report only all year
006Solids, total suspendedDAILY MX <= 90 mg/L all year
006Solids, total suspendedDAILY MX <= 90 mg/L all year
006Solids, total suspendedDAILY MX <= 90 mg/L all year
006Solids, total suspendedDAILY MX <= 90 mg/L all year
006Solids, total suspendedDAILY MX report only all year
006Solids, total suspendedDAILY MX report only all year
006Oil & GreaseDAILY MX <= 15 mg/L all year
006Oil & GreaseDAILY MX <= 15 mg/L all year
006Carbon, tot organic [TOC]DAILY MX <= 50 mg/L all year
006Carbon, tot organic [TOC]DAILY MX <= 50 mg/L all year
006Lead, total [as Pb]DAILY MX <= 50 ug/L all year
006Lead, total [as Pb]DAILY MX <= 50 ug/L all year
006BenzeneDAILY MX <= 50 ug/L all year
006BenzeneDAILY MX <= 50 ug/L all year
006BTEXDAILY MX <= 250 ug/L all year
006BTEXDAILY MX <= 250 ug/L all year
006Flow, in conduit or thru treatment plantMO AVG report only all year
006Flow, in conduit or thru treatment plantMO AVG report only all year
006Flow, in conduit or thru treatment plantDAILY MX report only all year
006Flow, in conduit or thru treatment plantDAILY MX report only all year

Built from EPA's ECHO bulk files. EPA's file, not the permit document, is the source: read your permit. Check a report before you file it · All states