ORION ENGINEERED CARBONS LLC

NPDES permit LA0005827 · Minor NON-POTW · effective, expires 2028-02-28 · EPA's file as of 2026-09-19

Check this month's numbers before you file
Watch this permit — $79 a month. Every Monday, from EPA's newest files: the next report due and when, whether EPA's file holds your last one, any change to this permit's limits or status, and the renewal date.

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

2values over a limit
0required values missing, on 0 form(s)
19of 64 forms filed late

Last period with anything received: 2026-06-30. Most often over: Solids, total suspended (2).

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 (94)

OutfallParameterStatisticLimitMonths
001pHINST MIN >= 6 SU all year
001pHINST MAX <= 9 SU all year
001Solids, total suspendedDAILY MX report only all year
001Oil & GreaseDAILY MX <= 15 mg/L all year
001Carbon, tot organic [TOC]DAILY MX <= 50 mg/L all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
004pHINST MIN >= 6 SU all year
004pHINST MIN >= 6 SU all year
004pHINST MAX <= 9 SU all year
004pHINST MAX <= 9 SU all year
004Solids, total suspendedDAILY MX report only all year
004Solids, total suspendedDAILY MX report only all year
004Oil & GreaseDAILY MX <= 15 mg/L all year
004Oil & GreaseDAILY MX <= 15 mg/L all year
004Carbon, tot organic [TOC]DAILY MX <= 50 mg/L all year
004Carbon, tot organic [TOC]DAILY MX <= 50 mg/L all year
004Flow, in conduit or thru treatment plantMO AVG report only 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
004Flow, in conduit or thru treatment plantDAILY MX report only all year
005pHINST MIN >= 6 SU all year
005pHINST MIN >= 6 SU all year
005pHINST MAX <= 9 SU all year
005pHINST MAX <= 9 SU all year
005Solids, total suspendedDAILY MX report only all year
005Solids, total suspendedDAILY MX report only all year
005Oil & GreaseDAILY MX <= 15 mg/L all year
005Oil & GreaseDAILY MX <= 15 mg/L all year
005Carbon, tot organic [TOC]DAILY MX <= 50 mg/L all year
005Carbon, tot organic [TOC]DAILY MX <= 50 mg/L all year
005Flow, in conduit or thru treatment plantMO AVG report only all year
005Flow, in conduit or thru treatment plantMO AVG report only all year
005Flow, in conduit or thru treatment plantDAILY MX report only all year
005Flow, in conduit or thru treatment plantDAILY MX report only all year
006pHINST MIN >= 6 SU all year
006pHINST MAX <= 9 SU all year
006Solids, total suspendedDAILY MX <= 90 mg/L all year
006Solids, total suspendedDAILY MX <= 90 mg/L all year
006Oil & GreaseDAILY MX <= 15 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
006BenzeneDAILY MX <= 50 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 plantDAILY MX report only all year
007pHINST MIN >= 6 SU all year
007pHINST MIN >= 6 SU all year
007pHINST MAX <= 9 SU all year
007pHINST MAX <= 9 SU all year
007Solids, total suspendedDAILY MX report only all year
007Solids, total suspendedDAILY MX report only all year
007Oil & GreaseDAILY MX <= 15 mg/L all year
007Oil & GreaseDAILY MX <= 15 mg/L all year
007Carbon, tot organic [TOC]DAILY MX <= 50 mg/L all year
007Carbon, tot organic [TOC]DAILY MX <= 50 mg/L all year
007Flow, in conduit or thru treatment plantMO AVG report only all year
007Flow, in conduit or thru treatment plantMO AVG report only all year
007Flow, in conduit or thru treatment plantDAILY MX report only all year
007Flow, in conduit or thru treatment plantDAILY MX report only all year
008pHINST MIN >= 6 SU all year
008pHINST MIN >= 6 SU all year
008pHINST MAX <= 9 SU all year
008pHINST MAX <= 9 SU all year
008Solids, total suspendedDAILY MX report only all year
008Solids, total suspendedDAILY MX report only all year
008Oil & GreaseDAILY MX <= 15 mg/L all year
008Oil & GreaseDAILY MX <= 15 mg/L all year
008Carbon, tot organic [TOC]DAILY MX <= 50 mg/L all year
008Carbon, tot organic [TOC]DAILY MX <= 50 mg/L all year
008Flow, in conduit or thru treatment plantMO AVG report only all year
008Flow, in conduit or thru treatment plantMO AVG report only all year
008Flow, in conduit or thru treatment plantDAILY MX report only all year
008Flow, in conduit or thru treatment plantDAILY MX report only all year
201Solids, total suspendedDAILY MX <= 75 mg/L all year
201Solids, total suspendedDAILY MX <= 75 mg/L all year
201Oil & GreaseDAILY MX <= 15 mg/L all year
201Oil & GreaseDAILY MX <= 15 mg/L all year
201Carbon, tot organic [TOC]DAILY MX <= 50 mg/L all year
201Carbon, tot organic [TOC]DAILY MX <= 50 mg/L all year
201Flow, in conduit or thru treatment plantMO AVG report only all year
201Flow, in conduit or thru treatment plantMO AVG report only all year
201Flow, in conduit or thru treatment plantDAILY MX report only all year
201Flow, in conduit or thru treatment plantDAILY MX report only all year
301BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
301BOD, 5-day, 20 deg. CDAILY MX <= 45 mg/L all year
301Solids, total suspendedMO AVG <= 30 mg/L all year
301Solids, total suspendedDAILY MX <= 45 mg/L all year
301Flow, in conduit or thru treatment plantMO AVG report only all year
301Flow, in conduit or thru treatment plantDAILY MX report only all year
301EnterococciMOAV GEO <= 35 CFU/100mL all year
301EnterococciDAILY MX <= 135 CFU/100mL all year
301Coliform, fecal generalMOAV GEO <= 200 #/100mL all year
301Coliform, fecal generalDAILY MX <= 400 #/100mL 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