Arcosa LW BR LLC - Arcosa Lightweight

NPDES permit LA0090387 · Minor NON-POTW · effective, expires 2030-07-31 · 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.

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

0values over a limit
0required values missing, on 0 form(s)
7of 22 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 (46)

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
001Solids, total suspendedDAILY MX <= 135 mg/L all year
001Solids, total suspendedDAILY MX <= 135 mg/L all year
001Oil & GreaseDAILY MX <= 15 mg/L all year
001Oil & GreaseDAILY MX <= 15 mg/L 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
101BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
101BOD, 5-day, 20 deg. CDAILY MX <= 45 mg/L all year
101Sulfate, total [as SO4]MO AVG <= .31 lb/d 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
101Solids, total dissolvedMO AVG <= 2.09 lb/d all year
101Coliform, fecal generalMOAV GEO <= 200 #/100mL all year
101Coliform, fecal generalDAILY MX <= 400 #/100mL all year
201BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
201BOD, 5-day, 20 deg. CDAILY MX <= 45 mg/L all year
201Sulfate, total [as SO4]MO AVG <= .19 lb/d 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
201Solids, total dissolvedMO AVG <= 1.25 lb/d all year
201Coliform, fecal generalMOAV GEO <= 200 #/100mL all year
201Coliform, fecal generalDAILY MX <= 400 #/100mL 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
301Sulfate, total [as SO4]MO AVG <= .06 lb/d 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
301Solids, total dissolvedMO AVG <= .42 lb/d all year
301Coliform, fecal generalMOAV GEO <= 200 #/100mL all year
301Coliform, fecal generalDAILY MX <= 400 #/100mL all year
401BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
401BOD, 5-day, 20 deg. CDAILY MX <= 45 mg/L all year
401Sulfate, total [as SO4]MO AVG <= .04 lb/d all year
401Flow, in conduit or thru treatment plantMO AVG report only all year
401Flow, in conduit or thru treatment plantDAILY MX report only all year
401Solids, total dissolvedMO AVG <= .25 lb/d all year
401Coliform, fecal generalMOAV GEO <= 200 #/100mL all year
401Coliform, 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