3V SIGMA USA

NPDES permit SC0036111 · Major 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
3required values missing, on 2 form(s)
2of 94 forms filed late

Last period with anything received: 2026-08-31.

Reporting

Reports are due about 29 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (129)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. fahrenheitMO AVG <= 90 deg F all year
001Temperature, water deg. fahrenheitDAILY MX <= 95 deg F all year
001Temperature, water deg. fahrenheitDAILY MX report only all year
001Temperature, water deg. fahrenheitDAILY MX report only all year
001Temperature, water deg. fahrenheitDAILY MX report only all year
001Oxygen, dissolved [DO]INST MIN >= 1 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= 7 mg/L all year
001BOD, 5-day, 20 deg. CDAILY MX <= 14 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG report only all year
001BOD, 5-day, 20 deg. CDAILY MX report only all year
001BOD, 5-day, 20 deg. CMO AVG <= 5 mg/L all year
001BOD, 5-day, 20 deg. CDAILY MX <= 10 mg/L all year
001pHINST MIN report only all year
001pHINST MAX report only all year
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedDAILY MX report only all year
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedDAILY MX report only all year
001Solids, total suspendedMO AVG <= 10 mg/L all year
001Solids, total suspendedDAILY MX <= 20 mg/L all year
001Nitrogen, ammonia total [as N]MO AVG <= 2 mg/L all year
001Nitrogen, ammonia total [as N]DAILY MX <= 4 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
001Length of longest pH excursionINST MAX <= 60 min all year
001% of time exceeding pH limitsINST MAX <= 1 % all year
01BOxygen, dissolved [DO]INST MIN >= 4 mg/L all year
01BpHINST MIN report only all year
01BpHINST MAX report only all year
01BNitrogen, ammonia total [as N]MO AVG report only all year
01BNitrogen, ammonia total [as N]DAILY MX report only all year
01BNitrogen, ammonia total [as N]MO AVG <= 171.5 lb/d all year
01BNitrogen, ammonia total [as N]DAILY MX <= 343 lb/d all year
01BFlow, in conduit or thru treatment plantMO AVG report only all year
01BFlow, in conduit or thru treatment plantDAILY MX report only all year
01BMercury, total [as Hg]MO AVG report only all year
01BMercury, total [as Hg]DAILY MX report only all year
01BLength of longest pH excursionINST MAX <= 60 min all year
01B% of time exceeding pH limitsINST MAX <= 1 % all year
01BDischarge event observation [Visual Monitoring]DAILY MX report only all year
01B% Effect Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)MO AVG report only all year
01B% Effect Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)DAILY MX report only all year
01B% Effect Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)MO AVG report only all year
01B% Effect Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)DAILY MX report only all year
T1MBOD, 5-day, 20 deg. CMO AVG report only all year
T1MBOD, 5-day, 20 deg. CMO AVG report only all year
T1MBOD, 5-day, 20 deg. CMO AVG report only all year
T1MBOD, 5-day, 20 deg. CMO AVG report only all year
T1MBOD, 5-day, 20 deg. CMO AVG report only all year
T1MBOD, 5-day, 20 deg. CDAILY MX report only all year
T1MBOD, 5-day, 20 deg. CDAILY MX report only all year
T1MBOD, 5-day, 20 deg. CDAILY MX report only all year
T1MBOD, 5-day, 20 deg. CDAILY MX report only all year
T1MBOD, 5-day, 20 deg. CDAILY MX report only all year
T1MBOD, 5-day, 20 deg. CMO AVG <= 43.23 lb/d all year
T1MBOD, 5-day, 20 deg. CMO AVG <= 68.47 lb/d all year
T1MBOD, 5-day, 20 deg. CMO AVG <= 46.29 lb/d all year
T1MBOD, 5-day, 20 deg. CMO AVG <= 74.73 lb/d all year
T1MBOD, 5-day, 20 deg. CMO AVG <= 74.73 lb/d all year
T1MBOD, 5-day, 20 deg. CDAILY MX <= 114.49 lb/d all year
T1MBOD, 5-day, 20 deg. CDAILY MX <= 122.58 lb/d all year
T1MBOD, 5-day, 20 deg. CDAILY MX <= 181.75 lb/d all year
T1MBOD, 5-day, 20 deg. CDAILY MX <= 193.27 lb/d all year
T1MBOD, 5-day, 20 deg. CDAILY MX <= 193.27 lb/d all year
T1MSolids, total suspendedMO AVG report only all year
T1MSolids, total suspendedMO AVG report only all year
T1MSolids, total suspendedMO AVG report only all year
T1MSolids, total suspendedMO AVG report only all year
T1MSolids, total suspendedMO AVG report only all year
T1MSolids, total suspendedDAILY MX report only all year
T1MSolids, total suspendedDAILY MX report only all year
T1MSolids, total suspendedDAILY MX report only all year
T1MSolids, total suspendedDAILY MX report only all year
T1MSolids, total suspendedDAILY MX report only all year
T1MSolids, total suspendedMO AVG <= 57.95 lb/d all year
T1MSolids, total suspendedMO AVG <= 92.25 lb/d all year
T1MSolids, total suspendedMO AVG <= 92.25 lb/d all year
T1MSolids, total suspendedMO AVG <= 59.58 lb/d all year
T1MSolids, total suspendedMO AVG <= 90.15 lb/d all year
T1MSolids, total suspendedDAILY MX <= 175.71 lb/d all year
T1MSolids, total suspendedDAILY MX <= 285.27 lb/d all year
T1MSolids, total suspendedDAILY MX <= 285.27 lb/d all year
T1MSolids, total suspendedDAILY MX <= 188.16 lb/d all year
T1MSolids, total suspendedDAILY MX <= 278.36 lb/d all year
T1MFlow, process wastewaterMO AVG report only all year
T1MFlow, process wastewaterMO AVG report only all year
T1MFlow, process wastewaterMO AVG report only all year
T1MFlow, process wastewaterMO AVG report only all year
T1MFlow, process wastewaterMO AVG report only all year
T1YChloroformMO AVG <= .021 mg/L all year
T1YChloroformMO AVG <= .021 mg/L all year
T1YChloroformMO AVG <= .021 mg/L all year
T1YChloroformMO AVG <= .021 mg/L all year
T1YChloroformMO AVG <= .021 mg/L all year
T1YChloroformDAILY MX <= .046 mg/L all year
T1YChloroformDAILY MX <= .046 mg/L all year
T1YChloroformDAILY MX <= .046 mg/L all year
T1YChloroformDAILY MX <= .046 mg/L all year
T1YChloroformDAILY MX <= .046 mg/L all year
T1YChloroformMO AVG <= .027 lb/d all year
T1YChloroformMO AVG <= .02 lb/d all year
T1YChloroformMO AVG <= .03 lb/d all year
T1YChloroformMO AVG <= .021 lb/d all year
T1YChloroformMO AVG <= .028 lb/d all year
T1YChloroformDAILY MX <= .059 lb/d all year
T1YChloroformDAILY MX <= .043 lb/d all year
T1YChloroformDAILY MX <= .067 lb/d all year
T1YChloroformDAILY MX <= .046 lb/d all year
T1YChloroformDAILY MX <= .062 lb/d all year
T1YMethylene chlorideMO AVG <= .04 mg/L all year
T1YMethylene chlorideMO AVG <= .04 mg/L all year
T1YMethylene chlorideMO AVG <= .04 mg/L all year
T1YMethylene chlorideMO AVG <= .04 mg/L all year
T1YMethylene chlorideMO AVG <= .04 mg/L all year
T1YMethylene chlorideDAILY MX <= .089 mg/L all year
T1YMethylene chlorideDAILY MX <= .089 mg/L all year
T1YMethylene chlorideDAILY MX <= .089 mg/L all year
T1YMethylene chlorideDAILY MX <= .089 mg/L all year
T1YMethylene chlorideDAILY MX <= .089 mg/L all year
T1YMethylene chlorideMO AVG <= .058 lb/d all year
T1YMethylene chlorideMO AVG <= .037 lb/d all year
T1YMethylene chlorideMO AVG <= .04 lb/d all year
T1YMethylene chlorideMO AVG <= .054 lb/d all year
T1YMethylene chlorideMO AVG <= .051 lb/d all year
T1YMethylene chlorideDAILY MX <= .083 lb/d all year
T1YMethylene chlorideDAILY MX <= .013 lb/d all year
T1YMethylene chlorideDAILY MX <= .089 lb/d all year
T1YMethylene chlorideDAILY MX <= .12 lb/d all year
T1YMethylene chlorideDAILY MX <= .114 lb/d 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