Tennessee Valley Authority (TVA)

NPDES permit TN0005444 · Major FEDERAL · administratively continued, expires 2013-11-29 · 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 2013-11-29 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
1required values missing, on 1 form(s)
1of 96 forms filed late

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

Reporting

Reports are due about 31 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (166)

OutfallParameterStatisticLimitMonths
001pHMINIMUM >= 6 SU all year
001pHMAXIMUM <= 9 SU all year
001Solids, total suspendedMO AVG <= 30 mg/L all year
001Solids, total suspendedDAILY MX <= 86.6 mg/L all year
001Oil & GreaseMO AVG <= 14 mg/L all year
001Oil & GreaseDAILY MX <= 19 mg/L 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
001Nitrogen, ammonia total [as N]DAILY MX report only all year
001Cyanide, total [as CN]DAILY MX report only all year
001Arsenic, total [as As]DAILY MX report only all year
001Cadmium, total [as Cd]DAILY MX report only all year
001Copper, total [as Cu]DAILY MX report only all year
001Iron, total [as Fe]DAILY MX report only all year
001Lead, total [as Pb]DAILY MX report only all year
001Thallium, total [as Tl]DAILY MX report only all year
001Nickel, total [as Ni]DAILY MX report only all year
001Silver, total [as Ag]DAILY MX report only all year
001Zinc, total [as Zn]DAILY MX report only all year
001Antimony, total [as Sb]DAILY MX report only all year
001Aluminum, total [as Al]DAILY MX report only all year
001Selenium, total [as Se]DAILY 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
001Mercury, total [as Hg]DAILY MX report only all year
001LC50 Static 48Hr Acute Ceriodaphnia dubiaMINIMUM report only all year
001LC50 Static 48Hr Acute Ceriodaphnia dubiaMINIMUM report only all year
001LC50 Static 48Hr Acute Ceriodaphnia dubiaMINIMUM report only all year
001LC50 Static 48Hr Acute Pimephales promelasMINIMUM report only all year
001LC50 Static 48Hr Acute Pimephales promelasMINIMUM report only all year
001LC50 Static 48Hr Acute Pimephales promelasMINIMUM report only all year
003Temperature, water deg. centigradeDAILY MX report only all year
003Temperature, water deg. centigradeDAILY MX <= 38.9 deg C all year
003Oxidants, total residualMO AVG <= .041 mg/L all year
003Oxidants, total residualDAILY MX <= .071 mg/L all year
003Flow, in conduit or thru treatment plantMO AVG report only all year
003Flow, in conduit or thru treatment plantDAILY MX report only all year
003Duration of Oxidant AdditionTOTAL <= 120 min/d all year
003IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubiaMINIMUM >= 23.8 % all year
003IC25 Static Renewal 7 Day Chronic ChrpimephalesMINIMUM >= 23.8 % all year
005Solids, total suspendedMO AVG <= 30 mg/L all year
005Solids, total suspendedDAILY MX <= 100 mg/L all year
005Oil and grease, hexane extr methodMO AVG <= 15 mg/L all year
005Oil and grease, hexane extr methodDAILY MX <= 20 mg/L all year
005Copper, total [as Cu]MO AVG <= 1 mg/L all year
005Copper, total [as Cu]DAILY MX <= 1 mg/L all year
005Iron, total [as Fe]MO AVG <= 1 mg/L all year
005Iron, total [as Fe]DAILY MX <= 1 mg/L all year
005Flow, in conduit or thru treatment plantMO AVG report only all year
005Flow, in conduit or thru treatment plantDAILY MX report only all year
011pHMINIMUM >= 6 SU all year
011pHMAXIMUM <= 9 SU all year
011Solids, total suspendedMO AVG <= 30 mg/L all year
011Solids, total suspendedDAILY MX <= 86.6 mg/L all year
011Oil & GreaseMO AVG <= 14 mg/L all year
011Oil & GreaseDAILY MX <= 19 mg/L all year
011Nitrogen, ammonia total [as N]MO AVG report only all year
011Nitrogen, ammonia total [as N]DAILY MX report only all year
011Nitrogen, ammonia total [as N]MO AVG report only all year
011Nitrogen, ammonia total [as N]DAILY MX report only all year
011Cyanide, total [as CN]DAILY MX report only all year
011Arsenic, total [as As]DAILY MX report only all year
011Cadmium, total [as Cd]DAILY MX report only all year
011Copper, total [as Cu]DAILY MX report only all year
011Iron, total [as Fe]DAILY MX report only all year
011Lead, total [as Pb]DAILY MX report only all year
011Thallium, total [as Tl]DAILY MX report only all year
011Nickel, total [as Ni]DAILY MX report only all year
011Silver, total [as Ag]DAILY MX report only all year
011Zinc, total [as Zn]DAILY MX report only all year
011Antimony, total [as Sb]DAILY MX report only all year
011Aluminum, total [as Al]DAILY MX report only all year
011Selenium, total [as Se]DAILY MX report only all year
011Flow, in conduit or thru treatment plantMO AVG report only all year
011Flow, in conduit or thru treatment plantDAILY MX report only all year
011Mercury, total [as Hg]DAILY MX report only all year
011LC50 Static 48Hr Acute Ceriodaphnia dubiaMINIMUM report only all year
011LC50 Static 48Hr Acute Ceriodaphnia dubiaMINIMUM report only all year
011LC50 Static 48Hr Acute Ceriodaphnia dubiaMINIMUM report only all year
011LC50 Static 48Hr Acute Pimephales promelasMINIMUM report only all year
011LC50 Static 48Hr Acute Pimephales promelasMINIMUM report only all year
011LC50 Static 48Hr Acute Pimephales promelasMINIMUM report only all year
013Temperature, water deg. centigradeMO AVG report only all year
013Temperature, water deg. centigradeDAILY MX report only all year
013Temperature, water deg. centigradeVALUE report only all year
013pHMAXIMUM report only all year
013Flow, in conduit or thru treatment plantDAILY MX report only all year
017Temperature, water deg. centigradeMO AVG report only all year
017Temperature, water deg. centigradeMO AVG report only all year
017Temperature, water deg. centigradeDAILY MX report only all year
017Temperature, water deg. centigradeDAILY MX report only all year
017Temperature, water deg. centigradeVALUE report only all year
017Temperature, water deg. centigradeVALUE report only all year
017pHMAXIMUM report only all year
017pHMAXIMUM report only all year
017Flow, in conduit or thru treatment plantDAILY MX report only all year
017Flow, in conduit or thru treatment plantDAILY MX report only all year
INTSolids, total suspendedMO AVG report only all year
INTSolids, total suspendedMO AVG report only all year
INTSolids, total suspendedDAILY MX report only all year
INTSolids, total suspendedDAILY MX report only all year
INTHardness, total [as CaCO3]MO AVG report only all year
INTHardness, total [as CaCO3]MO AVG report only all year
INTHardness, total [as CaCO3]DAILY MX report only all year
INTHardness, total [as CaCO3]DAILY MX report only all year
INTIron, total recoverableMO AVG report only all year
INTIron, total recoverableMO AVG report only all year
INTIron, total recoverableDAILY MX report only all year
INTIron, total recoverableDAILY MX report only all year
INTSelenium, total recoverableMO AVG report only all year
INTSelenium, total recoverableMO AVG report only all year
INTSelenium, total recoverableDAILY MX report only all year
INTSelenium, total recoverableDAILY MX report only all year
INTArsenic, total [as As]MO AVG report only all year
INTArsenic, total [as As]MO AVG report only all year
INTArsenic, total [as As]DAILY MX report only all year
INTArsenic, total [as As]DAILY MX report only all year
INTManganese, total [as Mn]MO AVG report only all year
INTManganese, total [as Mn]MO AVG report only all year
INTManganese, total [as Mn]DAILY MX report only all year
INTManganese, total [as Mn]DAILY MX report only all year
INTNickel, total recoverableMO AVG report only all year
INTNickel, total recoverableMO AVG report only all year
INTNickel, total recoverableDAILY MX report only all year
INTNickel, total recoverableDAILY MX report only all year
INTSilver total recoverableMO AVG report only all year
INTSilver total recoverableMO AVG report only all year
INTSilver total recoverableDAILY MX report only all year
INTSilver total recoverableDAILY MX report only all year
INTZinc, total recoverableMO AVG report only all year
INTZinc, total recoverableMO AVG report only all year
INTZinc, total recoverableDAILY MX report only all year
INTZinc, total recoverableDAILY MX report only all year
INTAluminum, total [as Al]MO AVG report only all year
INTAluminum, total [as Al]MO AVG report only all year
INTAluminum, total [as Al]DAILY MX report only all year
INTAluminum, total [as Al]DAILY MX report only all year
INTCadmium, total recoverableMO AVG report only all year
INTCadmium, total recoverableMO AVG report only all year
INTCadmium, total recoverableDAILY MX report only all year
INTCadmium, total recoverableDAILY MX report only all year
INTLead, total recoverableMO AVG report only all year
INTLead, total recoverableMO AVG report only all year
INTLead, total recoverableDAILY MX report only all year
INTLead, total recoverableDAILY MX report only all year
INTChromium, total recoverableMO AVG report only all year
INTChromium, total recoverableMO AVG report only all year
INTChromium, total recoverableDAILY MX report only all year
INTChromium, total recoverableDAILY MX report only all year
INTCopper, total recoverableMO AVG report only all year
INTCopper, total recoverableMO AVG report only all year
INTCopper, total recoverableDAILY MX report only all year
INTCopper, total recoverableDAILY MX report only all year
INTAntimony, total recoverableMO AVG report only all year
INTAntimony, total recoverableMO AVG report only all year
INTAntimony, total recoverableDAILY MX report only all year
INTAntimony, total recoverableDAILY MX report only all year
INTMercury, total recoverableMO AVG report only all year
INTMercury, total recoverableMO AVG report only all year
INTMercury, total recoverableDAILY MX report only all year
INTMercury, total recoverableDAILY MX report only all year
INTCyanide, total recoverableMO AVG report only all year
INTCyanide, total recoverableMO AVG report only all year
INTCyanide, total recoverableDAILY MX report only all year
INTCyanide, total recoverableDAILY MX 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