MARTCO LLC

NPDES permit LA0097691 · Minor NON-POTW · effective, expires 2029-09-30 · 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

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 (59)

OutfallParameterStatisticLimitMonths
002BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
002BOD, 5-day, 20 deg. CDAILY MX <= 45 mg/L all year
002pHINST MIN >= 6 SU all year
002pHINST MAX <= 9 SU all year
002Solids, total suspendedMO AVG <= 30 mg/L all year
002Solids, total suspendedDAILY MX <= 45 mg/L all year
002Chloride [as Cl]MO AVG <= 69 lb/d 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
002Chlorine, total residualMO AVG report only all year
002Chlorine, total residualDAILY MX report only all year
002Solids, total dissolvedMO AVG <= 276 lb/d all year
002Coliform, fecal generalMOAV GEO <= 200 #/100mL all year
002Coliform, fecal generalDAILY MX <= 400 #/100mL all year
003pHINST MIN >= 6 SU all year
003pHINST MAX <= 9 SU all year
003Carbon, tot organic [TOC]DAILY MX <= 50 mg/L all year
003Oil and greaseDAILY MX <= 15 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
004BOD, 5-day, 20 deg. CMO AVG <= 37 mg/L all year
004BOD, 5-day, 20 deg. CDAILY MX <= 140 mg/L all year
004pHINST MIN >= 6 SU all year
004pHINST MAX <= 9 SU all year
004Solids, total suspendedMO AVG <= 27 mg/L all year
004Solids, total suspendedDAILY MX <= 88 mg/L all year
004Nitrogen, ammonia total [as N]MO AVG <= 4.9 mg/L all year
004Nitrogen, ammonia total [as N]DAILY MX <= 10 mg/L all year
004Phosphorus, total [as P]MO AVG report only all year
004Phosphorus, total [as P]DAILY MX report only all year
004Zinc, total [as Zn]MO AVG <= .11 mg/L all year
004Zinc, total [as Zn]DAILY MX <= .2 mg/L all year
004PhenolMO AVG <= .015 mg/L all year
004PhenolDAILY MX <= .026 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
004p-CresolMO AVG <= .014 mg/L all year
004p-CresolDAILY MX <= .025 mg/L all year
004Benzoic acids, totalMO AVG <= .071 mg/L all year
004Benzoic acids, totalDAILY MX <= .12 mg/L all year
005BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
005BOD, 5-day, 20 deg. CDAILY MX <= 45 mg/L all year
005pHINST MIN >= 6 SU all year
005pHINST MAX <= 9 SU all year
005Solids, total suspendedMO AVG <= 30 mg/L all year
005Solids, total suspendedDAILY MX <= 45 mg/L all year
005Chloride [as Cl]MO AVG <= 69 lb/d 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
005Chlorine, total residualMO AVG report only all year
005Chlorine, total residualDAILY MX report only all year
005Solids, total dissolvedMO AVG <= 276 lb/d all year
005Coliform, fecal generalMOAV GEO <= 200 #/100mL all year
005Coliform, fecal generalDAILY MX <= 400 #/100mL all year
301Oxygen demand, chem. [high level] [COD]DAILY MX <= 200 mg/L all year
301pHINST MIN >= 6 SU all year
301pHINST MAX <= 9 SU 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

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