TENARIS USA

NPDES permit PA0205222 · Minor NON-POTW · effective, expires 2030-01-31 · 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.

EPA's record, 2025-09-01 to 2026-08-31

0values over a limit
0required values missing, on 0 form(s)
2of 36 forms filed late

Last period with anything received: 2026-06-30.

Reporting

Reports are due about 28 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (102)

OutfallParameterStatisticLimitMonths
001Solids, total suspendedDAILY MX report only all year
001Oil & GreaseDAILY MX report only all year
001Nitrogen, total [as N]DAILY MX report only all year
001Phosphorus, total [as P]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
001Zinc, total [as Zn]DAILY MX report only all year
001Aluminum, total [as Al]DAILY MX report only all year
001Coliform, fecal generalDAILY MX report only all year
002Temperature, water deg. fahrenheitMO AVG report only all year
002Temperature, water deg. fahrenheitINST MAX <= 110 deg F all year
002pHINST MIN >= 6 SU all year
002pHINST MAX <= 9 SU all year
002Oil & GreaseMO AVG report only all year
002Oil & GreaseINST MAX <= 30 mg/L all year
002Copper, total [as Cu]MO AVG report only all year
002Copper, total [as Cu]DAILY MX report only all year
002Aluminum, total [as Al]MO AVG report only all year
002Aluminum, total [as Al]DAILY MX report only all year
002Flow, in conduit or thru treatment plantMO AVG report only all year
002Flow, in conduit or thru treatment plantDAILY MX report only all year
002Chlorine, total residualMO AVG <= .5 mg/L all year
002Chlorine, total residualDAILY MX <= 1 mg/L all year
003Solids, total suspendedDAILY MX report only all year
003Oil & GreaseDAILY MX report only all year
003Nitrogen, total [as N]DAILY MX report only all year
003Phosphorus, total [as P]DAILY MX report only all year
003Copper, total [as Cu]DAILY MX report only all year
003Iron, total [as Fe]DAILY MX report only all year
003Lead, total [as Pb]DAILY MX report only all year
003Zinc, total [as Zn]DAILY MX report only all year
003Aluminum, total [as Al]DAILY MX report only all year
004Solids, total suspendedDAILY MX report only all year
004Oil & GreaseDAILY MX report only all year
004Nitrogen, total [as N]DAILY MX report only all year
004Phosphorus, total [as P]DAILY MX report only all year
004Copper, total [as Cu]DAILY MX report only all year
004Iron, total [as Fe]DAILY MX report only all year
004Lead, total [as Pb]DAILY MX report only all year
004Zinc, total [as Zn]DAILY MX report only all year
004Aluminum, total [as Al]DAILY MX report only all year
005Solids, total suspendedDAILY MX report only all year
005Oil & GreaseDAILY MX report only all year
005Nitrogen, total [as N]DAILY MX report only all year
005Phosphorus, total [as P]DAILY MX report only all year
005Copper, total [as Cu]DAILY MX report only all year
005Iron, total [as Fe]DAILY MX report only all year
005Lead, total [as Pb]DAILY MX report only all year
005Zinc, total [as Zn]DAILY MX report only all year
005Aluminum, total [as Al]DAILY MX report only all year
006Oxygen demand, chem. [high level] [COD]DAILY MX report only all year
006pHDAILY MX report only all year
006Solids, total suspendedDAILY MX report only all year
006Oil & GreaseDAILY MX report only all year
006Nitrogen, total [as N]DAILY MX report only all year
006Nitrogen, Kjeldahl, total [as N]DAILY MX report only all year
006Phosphorus, total [as P]DAILY MX report only all year
006Copper, total [as Cu]DAILY MX report only all year
006Iron, total [as Fe]DAILY MX report only all year
006Lead, total [as Pb]DAILY MX report only all year
006Zinc, total [as Zn]DAILY MX report only all year
006Aluminum, total [as Al]DAILY MX report only all year
006BOD, carbonaceous [5 day, 20 C]DAILY MX report only all year
007Oxygen demand, chem. [high level] [COD]DAILY MX report only all year
007pHDAILY MX report only all year
007Solids, total suspendedDAILY MX report only all year
007Oil & GreaseDAILY MX report only all year
007Nitrogen, total [as N]DAILY MX report only all year
007Nitrogen, Kjeldahl, total [as N]DAILY MX report only all year
007Phosphorus, total [as P]DAILY MX report only all year
007Copper, total [as Cu]DAILY MX report only all year
007Iron, total [as Fe]DAILY MX report only all year
007Lead, total [as Pb]DAILY MX report only all year
007Zinc, total [as Zn]DAILY MX report only all year
007Aluminum, total [as Al]DAILY MX report only all year
007BOD, carbonaceous [5 day, 20 C]DAILY MX report only all year
102pHINST MIN >= 6 SU all year
102pHINST MAX <= 9 SU all year
102Solids, total suspendedMO AVG <= 25 mg/L all year
102Solids, total suspendedDAILY MX <= 70 mg/L all year
102Solids, total suspendedMO AVG <= 87.6 lb/d all year
102Solids, total suspendedDAILY MX <= 263 lb/d all year
102Oil & GreaseMO AVG <= 10 mg/L all year
102Oil & GreaseDAILY MX <= 30 mg/L all year
102Oil & GreaseMO AVG <= 26.3 lb/d all year
102Oil & GreaseDAILY MX <= 78.9 lb/d all year
102Iron, dissolved [as Fe]DAILY MX <= 7 mg/L all year
102Lead, total [as Pb]MO AVG <= .3 mg/L all year
102Lead, total [as Pb]DAILY MX <= .9 mg/L all year
102Lead, total [as Pb]MO AVG <= .105 lb/d all year
102Lead, total [as Pb]DAILY MX <= .316 lb/d all year
102Zinc, total [as Zn]MO AVG <= .45 mg/L all year
102Zinc, total [as Zn]DAILY MX <= 1.35 mg/L all year
102Zinc, total [as Zn]MO AVG <= .158 lb/d all year
102Zinc, total [as Zn]DAILY MX <= .475 lb/d all year
102Flow, in conduit or thru treatment plantMO AVG report only all year
102Flow, in conduit or thru treatment plantDAILY MX report only all year
102Perfluorooctanoic acid (PFOA)DAILY MX report only all year
102PerfluorooctanesulfonateDAILY MX report only all year
102Perfluorobutanesulfonic acid (PFBS)DAILY MX report only all year
102Hexafluoropropylene oxide dimer acid (HFPO-DA)DAILY 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