Chattanooga Gas Company

NPDES permit TN0057312 · Minor NON-POTW · effective, expires 2029-06-30 · 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 15 forms filed late

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

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 (18)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. centigradeDAILY MX report only all year
001pHMINIMUM >= 6 SU all year
001pHMAXIMUM <= 9 SU all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Chlorine, total residualDAILY MX <= .02 mg/L all year
SW1pHMINIMUM >= 6 SU (alert) all year
SW1pHMAXIMUM <= 9 SU (alert) all year
SW1Solids, total suspendedDAILY MX <= 150 mg/L (alert) all year
SW1Oil and greaseDAILY MX <= 15 mg/L (alert) all year
SW1Flow, in conduit or thru treatment plantMO AVG report only all year
SW1Flow, in conduit or thru treatment plantDAILY MX report only all year
SW2pHMINIMUM >= 6 SU (alert) all year
SW2pHMAXIMUM <= 9 SU (alert) all year
SW2Solids, total suspendedDAILY MX <= 150 mg/L (alert) all year
SW2Oil and greaseDAILY MX <= 15 mg/L (alert) all year
SW2Flow, in conduit or thru treatment plantMO AVG report only all year
SW2Flow, 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