Lhoist North America of Tennessee LLC dba Spinks Clay Co.

NPDES permit TN0072800 · Minor NON-POTW · effective, expires 2031-07-31 · 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 24 forms filed late

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

Reporting

Reports are due about 15 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (24)

OutfallParameterStatisticLimitMonths
3001pHDAILY MN >= 6 SU all year
3001pHDAILY MN >= 6 SU all year
3001pHDAILY MX <= 9 SU all year
3001pHDAILY MX <= 9 SU all year
3001Solids, total suspendedMO AVG <= 35 mg/L all year
3001Solids, total suspendedMO AVG <= 35 mg/L all year
3001Solids, total suspendedDAILY MX <= 70 mg/L all year
3001Solids, total suspendedDAILY MX <= 70 mg/L all year
3001Flow, in conduit or thru treatment plantMO AVG report only all year
3001Flow, in conduit or thru treatment plantMO AVG report only all year
3001Flow, in conduit or thru treatment plantDAILY MX report only all year
3001Flow, in conduit or thru treatment plantDAILY MX report only all year
3002pHDAILY MN >= 6 SU all year
3002pHDAILY MN >= 6 SU all year
3002pHDAILY MX <= 9 SU all year
3002pHDAILY MX <= 9 SU all year
3002Solids, total suspendedMO AVG <= 35 mg/L all year
3002Solids, total suspendedMO AVG <= 35 mg/L all year
3002Solids, total suspendedDAILY MX <= 70 mg/L all year
3002Solids, total suspendedDAILY MX <= 70 mg/L all year
3002Flow, in conduit or thru treatment plantMO AVG report only all year
3002Flow, in conduit or thru treatment plantMO AVG report only all year
3002Flow, in conduit or thru treatment plantDAILY MX report only all year
3002Flow, 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