ARCHROMA US INC

NPDES permit SC0042803 · Major NON-POTW · administratively continued, expires 2022-09-30 · 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.

This permit expired on 2022-09-30 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

5values over a limit
0required values missing, on 0 form(s)
0of 63 forms filed late

Last period with anything received: 2026-07-31. Most often over: Solids, total suspended (3), BOD, 5-day, 20 deg. C (2).

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 (98)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. fahrenheitDAILY MX <= 98 deg F all year
001pHINST MIN >= 6 SU all year
001pHINST MAX <= 9 SU 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
001Mercury, total [as Hg]MO AVG <= .05 ug/L all year
001Mercury, total [as Hg]DAILY MX <= .11 ug/L all year
001%Effect Static Renewal 7 Day Chronic Ceriodaphnia dubiaMO AVG report only all year
001%Effect Static Renewal 7 Day Chronic Ceriodaphnia dubiaDAILY MX report only all year
01AE. coli30DAVGEO <= 126 MPN/100mL all year
01AE. coliDAILY MX <= 349 MPN/100mL all year
T1MOxygen demand, ultimateMO AVG <= 4073 lb/d Mar, Apr, May, Jun, Jul, Aug, Sep, Oct
T1MOxygen demand, ultimateMO AVG <= 11200 lb/d Jan, Feb, Nov, Dec
T1MOxygen demand, ultimateMO AVG <= 11200 lb/d Jan, Feb, Nov, Dec
T1MOxygen demand, ultimateMO AVG <= 4073 lb/d Mar, Apr, May, Jun, Jul, Aug, Sep, Oct
T1MOxygen demand, ultimateMO AVG <= 4073 lb/d Mar, Apr, May, Jun, Jul, Aug, Sep, Oct
T1MOxygen demand, ultimateMO AVG <= 11200 lb/d Jan, Feb, Nov, Dec
T1MOxygen demand, ultimateDAILY MX <= 8146 lb/d Mar, Apr, May, Jun, Jul, Aug, Sep, Oct
T1MOxygen demand, ultimateDAILY MX <= 22400 lb/d Jan, Feb, Nov, Dec
T1MOxygen demand, ultimateDAILY MX <= 22400 lb/d Jan, Feb, Nov, Dec
T1MOxygen demand, ultimateDAILY MX <= 8146 lb/d Mar, Apr, May, Jun, Jul, Aug, Sep, Oct
T1MOxygen demand, ultimateDAILY MX <= 8146 lb/d Mar, Apr, May, Jun, Jul, Aug, Sep, Oct
T1MOxygen demand, ultimateDAILY MX <= 22400 lb/d Jan, Feb, Nov, Dec
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. CMO AVG <= 369 lb/d all year
T1MBOD, 5-day, 20 deg. CMO AVG <= 459 lb/d all year
T1MBOD, 5-day, 20 deg. CMO AVG <= 572 lb/d all year
T1MBOD, 5-day, 20 deg. CDAILY MX <= 981 lb/d all year
T1MBOD, 5-day, 20 deg. CDAILY MX <= 1222 lb/d all year
T1MBOD, 5-day, 20 deg. CDAILY MX <= 1522 lb/d all year
T1MpHINST MIN report only all year
T1MpHINST MIN report only all year
T1MpHINST MIN report only all year
T1MpHINST MAX report only all year
T1MpHINST MAX report only all year
T1MpHINST MAX 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 suspendedMO AVG <= 584 lb/d all year
T1MSolids, total suspendedMO AVG <= 470 lb/d all year
T1MSolids, total suspendedMO AVG <= 712.3 lb/d all year
T1MSolids, total suspendedDAILY MX <= 1861 lb/d all year
T1MSolids, total suspendedDAILY MX <= 1495 lb/d all year
T1MSolids, total suspendedDAILY MX <= 2291.4 lb/d all year
T1MNitrogen, ammonia total [as N]MO AVG report only all year
T1MNitrogen, ammonia total [as N]MO AVG report only all year
T1MNitrogen, ammonia total [as N]MO AVG report only all year
T1MNitrogen, ammonia total [as N]DAILY MX report only all year
T1MNitrogen, ammonia total [as N]DAILY MX report only all year
T1MNitrogen, ammonia total [as N]DAILY MX report only all year
T1MFlow, in conduit or thru treatment plantMO AVG report only all year
T1MFlow, in conduit or thru treatment plantMO AVG report only all year
T1MFlow, in conduit or thru treatment plantMO AVG report only all year
T1MFlow, in conduit or thru treatment plantDAILY MX report only all year
T1MFlow, in conduit or thru treatment plantDAILY MX report only all year
T1MFlow, in conduit or thru treatment plantDAILY MX report only all year
T1MLength of longest pH excursionINST MAX <= 60 min all year
T1MLength of longest pH excursionINST MAX <= 60 min all year
T1MLength of longest pH excursionINST MAX <= 60 min all year
T1M% of time exceeding pH limitsINST MAX <= 1 % all year
T1M% of time exceeding pH limitsINST MAX <= 1 % all year
T1M% of time exceeding pH limitsINST MAX <= 1 % all year
T1YOxygen, dissolved [DO]INST MIN report only all year
T1YOxygen, dissolved [DO]INST MIN report only all year
T1YOxygen, dissolved [DO]INST MIN report only all year
T1Y1,2,4-TrichlorobenzeneMO AVG <= .068 mg/L all year
T1Y1,2,4-TrichlorobenzeneMO AVG <= .068 mg/L all year
T1Y1,2,4-TrichlorobenzeneMO AVG <= .068 mg/L all year
T1Y1,2,4-TrichlorobenzeneDAILY MX <= .14 mg/L all year
T1Y1,2,4-TrichlorobenzeneDAILY MX <= .14 mg/L all year
T1Y1,2,4-TrichlorobenzeneDAILY MX <= .14 mg/L all year
T1Y1,2,4-TrichlorobenzeneMO AVG <= .851 lb/d all year
T1Y1,2,4-TrichlorobenzeneMO AVG <= .55 lb/d all year
T1Y1,2,4-TrichlorobenzeneMO AVG <= .687 lb/d all year
T1Y1,2,4-TrichlorobenzeneDAILY MX <= 1.752 lb/d all year
T1Y1,2,4-TrichlorobenzeneDAILY MX <= 1.133 lb/d all year
T1Y1,2,4-TrichlorobenzeneDAILY MX <= 1.414 lb/d all year
T1YDi[2-ethylhexyl] phthalate [DEHP]MO AVG <= .103 mg/L all year
T1YDi[2-ethylhexyl] phthalate [DEHP]MO AVG <= .103 mg/L all year
T1YDi[2-ethylhexyl] phthalate [DEHP]MO AVG <= .103 mg/L all year
T1YDi[2-ethylhexyl] phthalate [DEHP]DAILY MX <= .279 mg/L all year
T1YDi[2-ethylhexyl] phthalate [DEHP]DAILY MX <= .279 mg/L all year
T1YDi[2-ethylhexyl] phthalate [DEHP]DAILY MX <= .279 mg/L all year
T1YDi[2-ethylhexyl] phthalate [DEHP]MO AVG <= .834 lb/d all year
T1YDi[2-ethylhexyl] phthalate [DEHP]MO AVG <= 1.04 lb/d all year
T1YDi[2-ethylhexyl] phthalate [DEHP]MO AVG <= 1.289 lb/d all year
T1YDi[2-ethylhexyl] phthalate [DEHP]DAILY MX <= 2.258 lb/d all year
T1YDi[2-ethylhexyl] phthalate [DEHP]DAILY MX <= 2.817 lb/d all year
T1YDi[2-ethylhexyl] phthalate [DEHP]DAILY MX <= 3.492 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