TRANSCONTINENTAL GAS PIPE LINE CO LLC

NPDES permit PA0282031 · Minor NON-POTW · effective, expires 2030-12-31 · 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)
6of 24 forms filed late

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

Reporting

Reports are due about 28 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (45)

OutfallParameterStatisticLimitMonths
001Oxygen, dissolved [DO]DAILY MN >= 5 mg/L all year
001pHDAILY MN >= 6 SU all year
001pHINST MAX <= 9 SU all year
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedINST MAX <= 10 mg/L all year
001Oil & GreaseMO AVG report only all year
001Oil & GreaseINST MAX <= 5 mg/L all year
001Iron, dissolved [as Fe]MO AVG report only all year
001Iron, dissolved [as Fe]INST MAX <= 1.5 mg/L 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 residualMO AVG report only all year
001Chlorine, total residualINST MAX <= .01 mg/L all year
001Flow, totalMO TOTAL report only all year
001Duration of dischargeMO TOTAL report only all year
002Oxygen, dissolved [DO]DAILY MN >= 5 mg/L all year
002pHDAILY MN >= 6 SU all year
002pHINST MAX <= 9 SU all year
002Solids, total suspendedMO AVG report only all year
002Solids, total suspendedINST MAX <= 10 mg/L all year
002Oil & GreaseMO AVG report only all year
002Oil & GreaseINST MAX <= 5 mg/L all year
002Iron, dissolved [as Fe]MO AVG report only all year
002Iron, dissolved [as Fe]INST MAX <= 1.5 mg/L all year
002Flow, in conduit or thru treatment plantMO AVG report only all year
002Flow, in conduit or thru treatment plantDAILY MX report only all year
002Chlorine, total residualMO AVG report only all year
002Chlorine, total residualINST MAX <= .01 mg/L all year
002Flow, totalMO TOTAL report only all year
002Duration of dischargeMO TOTAL report only all year
003Oxygen, dissolved [DO]DAILY MN >= 5 mg/L all year
003pHDAILY MN >= 6 SU all year
003pHINST MAX <= 9 SU all year
003Solids, total suspendedMO AVG report only all year
003Solids, total suspendedINST MAX <= 10 mg/L all year
003Oil & GreaseMO AVG report only all year
003Oil & GreaseINST MAX <= 5 mg/L all year
003Iron, dissolved [as Fe]MO AVG report only all year
003Iron, dissolved [as Fe]INST MAX <= 1.5 mg/L all year
003Flow, in conduit or thru treatment plantMO AVG report only all year
003Flow, in conduit or thru treatment plantDAILY MX report only all year
003Chlorine, total residualMO AVG report only all year
003Chlorine, total residualINST MAX <= .01 mg/L all year
003Flow, totalMO TOTAL report only all year
003Duration of dischargeMO TOTAL 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