Trunkline Gas Company, LLC.

NPDES permit TN0072966 · Minor NON-POTW · effective, expires 2027-05-31 · 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 4 forms filed late

Last period with anything received: 2026-06-30.

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 (8)

OutfallParameterStatisticLimitMonths
001pHMINIMUM >= 6 SU Mar, Jun, Sep, Dec
001pHMAXIMUM <= 9 SU Mar, Jun, Sep, Dec
001Solids, total suspendedMO AVG <= 30 mg/L Mar, Jun, Sep, Dec
001Solids, total suspendedDAILY MX <= 40 mg/L Mar, Jun, Sep, Dec
001Oil and grease, hexane extr methodMO AVG <= 10 mg/L Mar, Jun, Sep, Dec
001Oil and grease, hexane extr methodDAILY MX <= 15 mg/L Mar, Jun, Sep, Dec
001Flow, in conduit or thru treatment plantMO AVG report only Mar, Jun, Sep, Dec
001Flow, in conduit or thru treatment plantDAILY MX report only Mar, Jun, Sep, Dec

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