City of Memphis

NPDES permit TN0020711 · Major POTW · administratively continued, expires 2016-12-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file

This permit expired on 2016-12-31 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

14values over a limit
0required values missing, on 0 form(s)
1of 12 forms filed late

Last period with anything received: 2026-07-31. Most often over: BOD, 5-day, 20 deg. C (8), Solids, total suspended (3), BOD, 5-day, percent removal (1).

Reporting

Reports are due about 15 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (74)

OutfallParameterStatisticLimitMonths
001Oxygen, dissolved [DO]INST MIN >= 1 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= 43.1 mg/L all year
001BOD, 5-day, 20 deg. CWKLY AVG <= 64.7 mg/L all year
001BOD, 5-day, 20 deg. CDAILY MX <= 86.1 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG report only all year
001BOD, 5-day, 20 deg. CWKLY AVG report only all year
001BOD, 5-day, 20 deg. CMO AVG report only all year
001BOD, 5-day, 20 deg. CDAILY MX report only all year
001pHMINIMUM >= 6 SU all year
001pHMAXIMUM <= 9 SU all year
001Solids, total suspendedMO AVG <= 52 mg/L all year
001Solids, total suspendedWKLY AVG <= 78 mg/L all year
001Solids, total suspendedDAILY MX <= 104 mg/L all year
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedWKLY AVG report only all year
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedDAILY MX report only all year
001Solids, settleableDAILY MX <= 1 mL/L all year
001Nitrogen, total [as N]MO AVG report only all year
001Nitrogen, total [as N]DAILY MX 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]DAILY MX 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, ammonia total [as N]MO AVG report only all year
001Nitrogen, ammonia total [as N]DAILY MX report only all year
001Nitrogen, ammonia total [as N]MO AVG report only all year
001Phosphorus, total [as P]MO AVG report only all year
001Phosphorus, total [as P]DAILY MX 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]DAILY MX report only all year
001Phosphorus, total [as P]MO AVG report only all year
001Phosphorus, total [as P]MO AVG report only all year
001DioxinMO AVG <= 1 pg/L all year
001DioxinDAILY MX report only all year
001DioxinDAILY MX <= 1 pg/L all year
001BenzidineMO AVG report only all year
001BenzidineDAILY MX report only all year
001DDTMO AVG <= .000001 mg/L all year
001DieldrinMO AVG <= .0000014 mg/L all year
001Polychlorinated biphenyls [PCBs]MO AVG <= .00000064 mg/L all year
001Polychlorinated biphenyls [PCBs]DAILY MX <= .00000064 mg/L all year
001HexachlorobenzeneMO AVG report only all year
001HexachlorobenzeneDAILY MX 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 plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Chlorine, total residualINST MAX <= 2 mg/L all year
001ChlordaneMO AVG <= .0000081 mg/L all year
001ChlordaneDAILY MX <= .0000081 mg/L all year
001E. coliMO GEOMN report only all year
001E. coliDAILY MX report only all year
001E. coliMO GEOMN <= 126 CFU/100mL all year
001E. coliDAILY MX <= 487 CFU/100mL all year
001Sewer BackupsMO TOTAL report only all year
001Mercury, total [as Hg]MO AVG report only all year
001Mercury, total [as Hg]DAILY MX report only all year
001OverflowsMO TOTAL report only all year
001OverflowsMO TOTAL report only all year
001Organic pesticide chemicals [40 CFR455]MO AVG report only all year
001Organic pesticide chemicals [40 CFR455]DAILY MX report only all year
001Organic pesticide chemicals [40 CFR455]DAILY MX report only all year
001MethylmercuryMO AVG report only all year
001MethylmercuryDAILY MX report only all year
001Bypass valveMO TOTAL report only all year
001BOD, 5-day, percent removalDAILY MN >= 40 % all year
001BOD, 5-day, percent removalMO AV MN >= 85 % all year
001Solids, suspended percent removalDAILY MN >= 40 % all year
001Solids, suspended percent removalMO AV MN >= 85 % all year
001LC50 Static 48Hr Acute Ceriodaphnia dubiaVALUE report only all year
001LC50 Static 48Hr Acute Pimephales promelasVALUE 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