MARTCO LLC

NPDES permit LA0115134 · Minor NON-POTW · administratively continued, expires 2023-10-31 · 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.

This permit expired on 2023-10-31 and is administratively continued: its last limits keep applying until a new permit is issued, and EPA still expects the reports.

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

0values over a limit
0required values missing, on 0 form(s)
0of 34 forms filed late

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

Reporting

Reports are due about 28 days after each monitoring period ends (the most common figure among LA permits in EPA's filings — check your permit).

Limits in force (66)

OutfallParameterStatisticLimitMonths
001pHINST MIN >= 6 SU all year
001pHINST MIN >= 6 SU all year
001pHINST MAX <= 9 SU all year
001pHINST MAX <= 9 SU all year
001Oil & GreaseDAILY MX <= 15 mg/L all year
001Oil & GreaseDAILY MX <= 15 mg/L all year
001Nitrogen, total [as N]MO AVG report only all year
001Nitrogen, total [as N]DAILY MX report only all year
001Phosphorus, total [as P]MO AVG report only all year
001Phosphorus, total [as P]DAILY MX report only all year
001Carbon, tot organic [TOC]DAILY MX <= 50 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 plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Solids, total dissolvedMO AVG report only all year
001Solids, total dissolvedDAILY MX report only all year
002pHINST MIN >= 6 SU all year
002pHINST MAX <= 9 SU all year
002Oil & GreaseDAILY MX <= 15 mg/L all year
002Carbon, tot organic [TOC]DAILY MX <= 50 mg/L 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
002Solids, total dissolvedMO AVG report only all year
002Solids, total dissolvedDAILY MX report only all year
003pHINST MIN >= 6 SU all year
003pHINST MAX <= 9 SU all year
003Oil & GreaseDAILY MX <= 15 mg/L all year
003Carbon, tot organic [TOC]DAILY MX <= 50 mg/L all year
003Flow, in conduit or thru treatment plantMO AVG report only all year
003Flow, in conduit or thru treatment plantDAILY MX report only all year
003Solids, total dissolvedMO AVG report only all year
003Solids, total dissolvedDAILY MX report only all year
101BOD, 5-day, 20 deg. CMO AVG <= 37 mg/L all year
101BOD, 5-day, 20 deg. CMO AVG <= 37 mg/L all year
101BOD, 5-day, 20 deg. CDAILY MX <= 140 mg/L all year
101BOD, 5-day, 20 deg. CDAILY MX <= 140 mg/L all year
101Solids, total suspendedMO AVG <= 27 mg/L all year
101Solids, total suspendedMO AVG <= 27 mg/L all year
101Solids, total suspendedDAILY MX <= 88 mg/L all year
101Solids, total suspendedDAILY MX <= 88 mg/L all year
101Nitrogen, ammonia total [as N]MO AVG <= 4.9 mg/L all year
101Nitrogen, ammonia total [as N]MO AVG <= 4.9 mg/L all year
101Nitrogen, ammonia total [as N]DAILY MX <= 10 mg/L all year
101Nitrogen, ammonia total [as N]DAILY MX <= 10 mg/L all year
101Zinc, total [as Zn]MO AVG <= .11 mg/L all year
101Zinc, total [as Zn]MO AVG <= .11 mg/L all year
101Zinc, total [as Zn]DAILY MX <= .2 mg/L all year
101Zinc, total [as Zn]DAILY MX <= .2 mg/L all year
101PhenolMO AVG <= .015 mg/L all year
101PhenolMO AVG <= .015 mg/L all year
101PhenolDAILY MX <= .026 mg/L all year
101PhenolDAILY MX <= .026 mg/L all year
101Flow, in conduit or thru treatment plantMO AVG report only all year
101Flow, in conduit or thru treatment plantMO AVG report only all year
101Flow, in conduit or thru treatment plantDAILY MX report only all year
101Flow, in conduit or thru treatment plantDAILY MX report only all year
101p-CresolMO AVG <= .014 mg/L all year
101p-CresolMO AVG <= .014 mg/L all year
101p-CresolDAILY MX <= .025 mg/L all year
101p-CresolDAILY MX <= .025 mg/L all year
101Benzoic acids, totalMO AVG <= .071 mg/L all year
101Benzoic acids, totalMO AVG <= .071 mg/L all year
101Benzoic acids, totalDAILY MX <= .12 mg/L all year
101Benzoic acids, totalDAILY MX <= .12 mg/L 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