Norfolk Southern Railway Company

NPDES permit NC0029246 · Minor NON-POTW · effective, expires 2030-02-28 · 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)
2of 10 forms filed late

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

Reporting

Reports are due about 31 days after each monitoring period ends (the most common figure among NC permits in EPA's filings — check your permit).

Limits in force (17)

OutfallParameterStatisticLimitMonths
011Temperature, water deg. centigradeDAILY MX report only all year
011Temperature, water deg. centigradeDAILY MX report only all year
011Temperature, water deg. centigradeDAILY MX report only all year
011TurbidityDAILY MX report only all year
011TurbidityDAILY MX report only all year
011Oxygen, dissolved [DO]DAILY MX report only all year
011Oxygen, dissolved [DO]DAILY MX report only all year
011Oxygen, dissolved [DO]DAILY MX report only all year
011BOD, 5-day, 20 deg. C30DA AVG <= 36 mg/L all year
011BOD, 5-day, 20 deg. CDAILY MX <= 54 mg/L all year
011pHDAILY MN >= 6 SU all year
011pHDAILY MX <= 9 SU all year
011Solids, total suspended30DA AVG <= 30 mg/L all year
011Solids, total suspendedDAILY MX <= 45 mg/L all year
011Oil & Grease30DA AVG <= 30 mg/L all year
011Oil & GreaseDAILY MX <= 60 mg/L all year
011Flow, in conduit or thru treatment plant30DA AVG <= .317 MGD 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