TRONOX LLC, HAMILTON FACILITY

NPDES permit MS0002232 · Major NON-POTW · effective, expires 2029-11-30 · EPA's file as of 2026-09-19

Check this month's numbers before you file

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

0values over a limit
0required values missing, on 0 form(s)
0of 26 forms filed late

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

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 (65)

OutfallParameterStatisticLimitMonths
101Temperature, water deg. fahrenheitDAILY MX <= 90 deg F May, Jun, Jul, Aug, Sep, Oct
101pHMINIMUM report only all year
101pHMAXIMUM report only all year
101Chromium, total [as Cr]MO AVG report only all year
101Chromium, total [as Cr]DAILY MX report only all year
101Chromium, total [as Cr]MO AVG report only all year
101Chromium, total [as Cr]DAILY MX report only all year
101Iron, total [as Fe]MO AVG <= 1 mg/L all year
101Iron, total [as Fe]DAILY MX <= 2 mg/L all year
101Iron, total [as Fe]MO AVG <= 2.96 lb/d all year
101Iron, total [as Fe]DAILY MX <= 5.92 lb/d all year
101Manganese, total [as Mn]MO AVG <= 1.5 mg/L all year
101Manganese, total [as Mn]DAILY MX <= 3 mg/L all year
101Manganese, total [as Mn]MO AVG report only all year
101Manganese, total [as Mn]DAILY MX report only all year
101Titanium, total [as Ti]MO AVG report only all year
101Titanium, total [as Ti]DAILY MX report only all year
101Titanium, total [as Ti]MO AVG report only all year
101Titanium, total [as Ti]DAILY MX report only all year
101Flow, in conduit or thru treatment plantMO AVG report only all year
101Flow, in conduit or thru treatment plantDAILY MX report only all year
101pH range excursions, > 60 minutesMO TOTAL report only all year
101pH range excursions, monthly total accumMO MAX <= 446 min all year
201pHMINIMUM report only all year
201pHMAXIMUM report only all year
201Solids, total suspendedMO AVG <= 30 mg/L all year
201Solids, total suspendedDAILY MX <= 45 mg/L all year
201Solids, total suspendedMO AVG <= 1346 lb/d all year
201Solids, total suspendedDAILY MX <= 2019 lb/d all year
201Chromium, total [as Cr]MO AVG <= .042 mg/L all year
201Chromium, total [as Cr]DAILY MX <= .323 mg/L all year
201Chromium, total [as Cr]MO AVG <= 2.25 lb/d all year
201Chromium, total [as Cr]DAILY MX <= 17.3 lb/d all year
201Iron, total [as Fe]MO AVG report only all year
201Iron, total [as Fe]DAILY MX report only all year
201Iron, total [as Fe]MO AVG report only all year
201Iron, total [as Fe]DAILY MX report only all year
201Manganese, total [as Mn]MO AVG report only all year
201Manganese, total [as Mn]DAILY MX report only all year
201Manganese, total [as Mn]MO AVG report only all year
201Manganese, total [as Mn]DAILY MX report only all year
201Aluminum, total [as Al]MO AVG report only all year
201Aluminum, total [as Al]DAILY MX report only all year
201Aluminum, total [as Al]MO AVG report only all year
201Aluminum, total [as Al]DAILY MX report only all year
201Titanium, total [as Ti]MO AVG report only all year
201Titanium, total [as Ti]ANNL AVG report only all year
201Titanium, total [as Ti]DAILY MX report only all year
201Titanium, total [as Ti]DAILY MX report only all year
201Titanium, total [as Ti]MO AVG report only all year
201Titanium, total [as Ti]ANNL AVG report only all year
201Titanium, total [as Ti]DAILY MX report only all year
201Titanium, total [as Ti]DAILY MX report only all year
201Flow, in conduit or thru treatment plantMO AVG report only all year
201Flow, in conduit or thru treatment plantDAILY MX report only all year
201Chlorine, total residualMO AVG <= .011 mg/L all year
201Chlorine, total residualDAILY MX <= .019 mg/L all year
201Chlorine, total residualMO AVG <= .59 lb/d all year
201Chlorine, total residualDAILY MX <= 1.02 lb/d all year
201pH range excursions, > 60 minutesMO TOTAL <= 0 occur/mo all year
201pH range excursions, monthly total accumMO MAX <= 446 min all year
201%Effect Static Renewal 7 Day Chronic Ceriodaphnia dubiaMINIMUM >= 6.37 % all year
201%Effect Static Renewal 7Day Chronic Pimephales promelasMINIMUM >= 6.37 % all year
301E. coliANNL AVG <= 126 #/100mL all year
301E. coliQB <= 410 #/100mL 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