SPARTANBURG SANITARY SEWER DISTRICT

NPDES permit SC0020435 · Major POTW · administratively continued, expires 2026-03-31 · 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 2026-03-31 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 50 forms filed late

Last period with anything received: 2026-07-31.

Reporting

Reports are due about 29 days after each monitoring period ends (the most common figure among SC permits in EPA's filings — check your permit).

Limits in force (157)

OutfallParameterStatisticLimitMonths
001Oxygen demand, ultimateMO AVG <= 12823 lb/d Mar, Apr, May, Jun, Jul, Aug, Sep, Oct
001Oxygen demand, ultimateMO AVG <= 20404 lb/d Jan, Feb, Nov, Dec
001Oxygen demand, ultimateMO AVG <= 12745 lb/d Mar, Apr, May, Jun, Jul, Aug, Sep, Oct
001Oxygen demand, ultimateMO AVG <= 19891 lb/d Jan, Feb, Nov, Dec
001Oxygen demand, ultimateWKLY AVG <= 19235 lb/d Mar, Apr, May, Jun, Jul, Aug, Sep, Oct
001Oxygen demand, ultimateWKLY AVG <= 30606 lb/d Jan, Feb, Nov, Dec
001Oxygen demand, ultimateWKLY AVG <= 19118 lb/d Mar, Apr, May, Jun, Jul, Aug, Sep, Oct
001Oxygen demand, ultimateWKLY AVG <= 29837 lb/d Jan, Feb, Nov, Dec
001Oxygen, dissolved [DO]MINIMUM >= 6 mg/L all year
001Oxygen, dissolved [DO]MINIMUM >= 6 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
001BOD, 5-day, 20 deg. CWKLY AVG <= 45 mg/L all year
001BOD, 5-day, 20 deg. CWKLY AVG <= 45 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= 7506 lb/d all year
001BOD, 5-day, 20 deg. CMO AVG <= 6255 lb/d all year
001BOD, 5-day, 20 deg. CWKLY AVG <= 11259 lb/d all year
001BOD, 5-day, 20 deg. CWKLY AVG <= 9383 lb/d all year
001pHMINIMUM >= 6 SU all year
001pHMINIMUM >= 6 SU all year
001pHDAILY MX <= 8.5 SU all year
001pHMAXIMUM <= 8.5 SU all year
001Solids, total suspendedMO AVG <= 30 mg/L all year
001Solids, total suspendedMO AVG <= 30 mg/L all year
001Solids, total suspendedWKLY AVG <= 45 mg/L all year
001Solids, total suspendedWKLY AVG <= 45 mg/L all year
001Solids, total suspendedMO AVG <= 7506 lb/d all year
001Solids, total suspendedMO AVG <= 6255 lb/d all year
001Solids, total suspendedWKLY AVG <= 11259 lb/d all year
001Solids, total suspendedWKLY AVG <= 9383 lb/d all year
001Nitrogen, total [as N]MO AVG report only all year
001Nitrogen, total [as N]MO AVG report only all year
001Nitrogen, total [as N]WKLY AVG report only all year
001Nitrogen, total [as N]WKLY AVG report only all year
001Nitrogen, total [as N]MO AVG report only all year
001Nitrogen, total [as N]MO AVG report only all year
001Nitrogen, total [as N]WKLY AVG report only all year
001Nitrogen, total [as N]WKLY AVG report only all year
001Nitrogen, ammonia total [as N]MO AVG <= 4.99 mg/L Mar, Apr, May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]MO AVG <= 11.35 mg/L Jan, Feb, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 5.17 mg/L Mar, Apr, May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]MO AVG <= 12.67 mg/L Jan, Feb, Nov, Dec
001Nitrogen, ammonia total [as N]WKLY AVG <= 7.49 mg/L Mar, Apr, May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]WKLY AVG <= 17.03 mg/L Jan, Feb, Nov, Dec
001Nitrogen, ammonia total [as N]WKLY AVG <= 7.76 mg/L Mar, Apr, May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]WKLY AVG <= 19 mg/L Jan, Feb, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 1248 lb/d Mar, Apr, May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]MO AVG <= 2840 lb/d Jan, Feb, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 1078 lb/d Mar, Apr, May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]MO AVG <= 2642 lb/d Jan, Feb, Nov, Dec
001Nitrogen, ammonia total [as N]WKLY AVG <= 1874 lb/d Mar, Apr, May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]WKLY AVG <= 4261 lb/d Jan, Feb, Nov, Dec
001Nitrogen, ammonia total [as N]WKLY AVG <= 1617 lb/d Mar, Apr, May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]WKLY AVG <= 3963 lb/d Jan, Feb, Nov, Dec
001Phosphorus, total [as P]MO AVG report only all year
001Phosphorus, total [as P]MO AVG report only all year
001Phosphorus, total [as P]WKLY AVG report only all year
001Phosphorus, total [as P]WKLY AVG report only all year
001Phosphorus, total [as P]MO AVG report only all year
001Phosphorus, total [as P]MO AVG report only all year
001Phosphorus, total [as P]WKLY AVG report only all year
001Phosphorus, total [as P]WKLY AVG report only all year
001Cyanide, total [as CN]MO AVG <= .017 mg/L all year
001Cyanide, total [as CN]MO AVG <= .015 mg/L all year
001Cyanide, total [as CN]DAILY MX <= .071 mg/L all year
001Cyanide, total [as CN]DAILY MX <= .063 mg/L all year
001Cyanide, total [as CN]MO AVG <= 3.54 lb/d all year
001Cyanide, total [as CN]MO AVG <= 3.75 lb/d all year
001Cyanide, total [as CN]DAILY MX <= 14.8 lb/d all year
001Cyanide, total [as CN]DAILY MX <= 15.76 lb/d all year
001DibromochloromethaneMO AVG <= .038 mg/L all year
001DibromochloromethaneMO AVG <= .032 mg/L all year
001DibromochloromethaneDAILY MX <= .056 mg/L all year
001DibromochloromethaneDAILY MX <= .047 mg/L all year
001DibromochloromethaneMO AVG <= 7.92 lb/d all year
001DibromochloromethaneMO AVG <= 8 lb/d all year
001DibromochloromethaneDAILY MX <= 11.68 lb/d all year
001DibromochloromethaneDAILY MX <= 11.76 lb/d 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 plantWKLY AVG report only all year
001Flow, in conduit or thru treatment plantWKLY AVG report only all year
001Chlorine, total residualMO AVG <= .032 mg/L all year
001Chlorine, total residualMO AVG <= .036 mg/L all year
001Chlorine, total residualDAILY MX <= .055 mg/L all year
001Chlorine, total residualDAILY MX <= .062 mg/L all year
001Chlorine, total residualMO AVG <= 8.01 lb/d all year
001Chlorine, total residualMO AVG <= 7.51 lb/d all year
001Chlorine, total residualDAILY MX <= 13.76 lb/d all year
001Chlorine, total residualDAILY MX <= 12.93 lb/d all year
001E. coli30DAVGEO <= 126 MPN/100mL all year
001E. coli30DAVGEO <= 126 MPN/100mL all year
001E. coliDAILY MX <= 349 MPN/100mL all year
001E. coliDAILY MX <= 349 MPN/100mL all year
001E. coli30DAVGEO <= 126 MPN/100mL all year
001E. coli30DAVGEO <= 126 MPN/100mL all year
001E. coliDAILY MX <= 800 MPN/100mL all year
001E. coliDAILY MX <= 800 MPN/100mL all year
001%Effect Static Renewal 7 Day Chronic Ceriodaphnia dubiaMO AVG <= 25 % all year
001%Effect Static Renewal 7 Day Chronic Ceriodaphnia dubiaMO AVG <= 25 % all year
001%Effect Static Renewal 7 Day Chronic Ceriodaphnia dubiaDAILY MX <= 40 % all year
001%Effect Static Renewal 7 Day Chronic Ceriodaphnia dubiaDAILY MX <= 40 % all year
001Pass/Fail Static 48Hr Acute Ceriodaphnia dubiaDAILY MX <= 0 pass=0;fail=1 all year
001Pass/Fail Static 48Hr Acute Ceriodaphnia dubiaDAILY MX <= 0 pass=0;fail=1 all year
002Oxygen demand, ultimateMO AVG report only Jan, Feb, Nov, Dec
002Oxygen demand, ultimateMO AVG <= 4718 lb/d Mar, Apr, May, Jun, Jul, Aug, Sep, Oct
002Oxygen demand, ultimateWKLY AVG report only Jan, Feb, Nov, Dec
002Oxygen demand, ultimateWKLY AVG <= 7077 lb/d Mar, Apr, May, Jun, Jul, Aug, Sep, Oct
002Oxygen, dissolved [DO]MINIMUM >= 6 mg/L all year
002BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
002BOD, 5-day, 20 deg. CWKLY AVG <= 45 mg/L all year
002BOD, 5-day, 20 deg. CMO AVG <= 3002 lb/d all year
002BOD, 5-day, 20 deg. CWKLY AVG <= 4504 lb/d all year
002pHMINIMUM >= 6 SU all year
002pHMAXIMUM <= 8.5 SU all year
002Solids, total suspendedMO AVG <= 30 mg/L all year
002Solids, total suspendedWKLY AVG <= 45 mg/L all year
002Solids, total suspendedMO AVG <= 3002 lb/d all year
002Solids, total suspendedWKLY AVG <= 4504 lb/d all year
002Nitrogen, total [as N]MO AVG report only all year
002Nitrogen, total [as N]WKLY AVG report only all year
002Nitrogen, total [as N]MO AVG report only all year
002Nitrogen, total [as N]WKLY AVG report only all year
002Nitrogen, ammonia total [as N]MO AVG <= 6.01 mg/L Jan, Feb, Nov, Dec
002Nitrogen, ammonia total [as N]MO AVG <= 3.24 mg/L Mar, Apr, May, Jun, Jul, Aug, Sep, Oct
002Nitrogen, ammonia total [as N]WKLY AVG <= 9.02 mg/L Jan, Feb, Nov, Dec
002Nitrogen, ammonia total [as N]WKLY AVG <= 5.13 mg/L Mar, Apr, May, Jun, Jul, Aug, Sep, Oct
002Nitrogen, ammonia total [as N]MO AVG <= 601.5 lb/d Jan, Feb, Nov, Dec
002Nitrogen, ammonia total [as N]MO AVG <= 324.3 lb/d Mar, Apr, May, Jun, Jul, Aug, Sep, Oct
002Nitrogen, ammonia total [as N]WKLY AVG <= 902 lb/d Jan, Feb, Nov, Dec
002Nitrogen, ammonia total [as N]WKLY AVG <= 513.4 lb/d Mar, Apr, May, Jun, Jul, Aug, Sep, Oct
002Phosphorus, total [as P]MO AVG report only all year
002Phosphorus, total [as P]WKLY AVG report only all year
002Phosphorus, total [as P]MO AVG report only all year
002Phosphorus, total [as P]WKLY AVG report only all year
002Cyanide, total [as CN]MO AVG <= .0072 mg/L all year
002Cyanide, total [as CN]DAILY MX <= .031 mg/L all year
002Cyanide, total [as CN]MO AVG <= .72 lb/d all year
002Cyanide, total [as CN]DAILY MX <= 3.1 lb/d all year
002DibromochloromethaneMO AVG <= .039 mg/L all year
002DibromochloromethaneDAILY MX <= .057 mg/L all year
002DibromochloromethaneMO AVG <= 3.9 lb/d all year
002DibromochloromethaneDAILY MX <= 5.7 lb/d all year
002Flow, in conduit or thru treatment plantMO AVG report only all year
002Flow, in conduit or thru treatment plantWKLY AVG report only all year
002Chlorine, total residualMO AVG <= .015 mg/L all year
002Chlorine, total residualDAILY MX <= .026 mg/L all year
002Chlorine, total residualMO AVG <= 1.5 lb/d all year
002Chlorine, total residualDAILY MX <= 2.6 lb/d all year
002E. coli30DAVGEO <= 126 MPN/100mL all year
002E. coliDAILY MX <= 349 MPN/100mL all year
002E. coli30DAVGEO <= 126 MPN/100mL all year
002E. coliDAILY MX <= 800 MPN/100mL all year
002%Effect Static Renewal 7 Day Chronic Ceriodaphnia dubiaMO AVG <= 25 % all year
002%Effect Static Renewal 7 Day Chronic Ceriodaphnia dubiaDAILY MX <= 40 % all year
003BOD, 5-day, 20 deg. CMO AV MN >= 85 % all year
003Solids, total suspendedMO AV MN >= 85 % 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