Lhoist North America of TN, LLC dba Spinks Clay Co.

NPDES permit TN0076155 · Minor NON-POTW · effective, expires 2029-05-31 · 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)
0of 17 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 (32)

OutfallParameterStatisticLimitMonths
3101pHMINIMUM >= 6 SU (alert) all year
3101pHMAXIMUM <= 9 SU (alert) all year
3101Solids, total suspendedDAILY MX <= 150 mg/L (alert) all year
3101Oil & GreaseDAILY MX <= 15 mg/L (alert) all year
3101Flow, in conduit or thru treatment plantMINIMUM report only (alert) all year
3101Flow, in conduit or thru treatment plantMAXIMUM report only (alert) all year
3102pHMINIMUM >= 6 SU (alert) all year
3102pHMINIMUM >= 6 SU (alert) all year
3102pHMAXIMUM <= 9 SU (alert) all year
3102pHMAXIMUM <= 9 SU (alert) all year
3102Solids, total suspendedMO AVG <= 35 mg/L (alert) all year
3102Solids, total suspendedMO AVG <= 35 mg/L (alert) all year
3102Solids, total suspendedDAILY MX <= 70 mg/L (alert) all year
3102Solids, total suspendedDAILY MX <= 70 mg/L (alert) all year
3102Oil & GreaseDAILY MX <= 15 mg/L (alert) all year
3102Oil & GreaseDAILY MX <= 15 mg/L (alert) all year
3102Flow, in conduit or thru treatment plantMINIMUM report only (alert) all year
3102Flow, in conduit or thru treatment plantMINIMUM report only (alert) all year
3102Flow, in conduit or thru treatment plantMAXIMUM report only (alert) all year
3102Flow, in conduit or thru treatment plantMAXIMUM report only (alert) all year
312pHMINIMUM >= 6 SU all year
312pHMINIMUM >= 6 SU all year
312pHMAXIMUM <= 9 SU all year
312pHMAXIMUM <= 9 SU all year
312Solids, total suspendedMO AVG <= 35 mg/L all year
312Solids, total suspendedMO AVG <= 35 mg/L all year
312Solids, total suspendedDAILY MX <= 70 mg/L all year
312Solids, total suspendedDAILY MX <= 70 mg/L all year
312Flow, in conduit or thru treatment plantMO AVG report only all year
312Flow, in conduit or thru treatment plantMO AVG report only all year
312Flow, in conduit or thru treatment plantDAILY MX report only all year
312Flow, in conduit or thru treatment plantDAILY 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