BEFESA ZINC US INC.

NPDES permit PA0254584 · Minor NON-POTW · effective, expires 2031-03-31 · 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.

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

6values over a limit
0required values missing, on 0 form(s)
1of 10 forms filed late

Last period with anything received: 2026-06-30. Most often over: Solids, total suspended (3), Selenium, total [as Se] (2), pH (1).

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 (32)

OutfallParameterStatisticLimitMonths
006pHINST MIN >= 6 SU all year
006pHINST MAX <= 9 SU all year
006Solids, total suspendedMO AVG <= 30 mg/L all year
006Solids, total suspendedDAILY MX <= 100 mg/L all year
006Arsenic, total [as As]MO AVG report only all year
006Arsenic, total [as As]DAILY MX report only all year
006Iron, total [as Fe]MO AVG <= 5 mg/L all year
006Iron, total [as Fe]DAILY MX <= 12 mg/L all year
006Lead, total [as Pb]MO AVG report only all year
006Lead, total [as Pb]DAILY MX report only all year
006Manganese, total [as Mn]MO AVG <= .14 mg/L all year
006Manganese, total [as Mn]DAILY MX <= .22 mg/L all year
006Zinc, total [as Zn]MO AVG <= .6 mg/L all year
006Zinc, total [as Zn]DAILY MX <= 1 mg/L all year
006Antimony, total [as Sb]MO AVG <= .166 mg/L all year
006Antimony, total [as Sb]DAILY MX <= .183 mg/L all year
006Antimony, total [as Sb]MO AVG <= .3 lb/d all year
006Antimony, total [as Sb]DAILY MX <= .33 lb/d all year
006Aluminum, total [as Al]MO AVG <= 3.8 mg/L all year
006Aluminum, total [as Al]DAILY MX <= 7 mg/L all year
006Selenium, dissolved [as Se]MO AVG report only all year
006Selenium, dissolved [as Se]DAILY MX report only all year
006Selenium, total [as Se]MO AVG <= .07 mg/L all year
006Selenium, total [as Se]DAILY MX <= .14 mg/L all year
006HexachlorobutadieneMO AVG report only all year
006HexachlorobutadieneDAILY MX report only all year
006Flow, in conduit or thru treatment plantMO AVG report only all year
006Flow, in conduit or thru treatment plantDAILY MX report only all year
006Perfluorooctanoic acid (PFOA)DAILY MX report only all year
006PerfluorooctanesulfonateDAILY MX report only all year
006Perfluorobutanesulfonic acid (PFBS)DAILY MX report only all year
006Hexafluoropropylene 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