Lhoist North America of Tennessee, LLC

NPDES permit TN0030431 · Minor NON-POTW · effective, expires 2029-03-31 · 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 24 forms filed late

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

Reporting

Reports are due about 15 days after each monitoring period ends (the most common figure among TN permits in EPA's filings — check your permit).

Limits in force (12)

OutfallParameterStatisticLimitMonths
701pHMINIMUM >= 6 SU all year
701pHMAXIMUM <= 9 SU all year
701Solids, total suspendedMO AVG <= 35 mg/L all year
701Solids, total suspendedMAXIMUM <= 70 mg/L all year
701Flow, in conduit or thru treatment plantMO AVG report only all year
701Flow, in conduit or thru treatment plantMAXIMUM report only all year
702pHMINIMUM >= 6 SU all year
702pHMAXIMUM <= 9 SU all year
702Solids, total suspendedMO AVG <= 35 mg/L all year
702Solids, total suspendedMAXIMUM <= 70 mg/L all year
702Flow, in conduit or thru treatment plantMO AVG report only all year
702Flow, in conduit or thru treatment plantMAXIMUM 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