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Norfolk Southern Railway Company

Switching And Terminal Services, Linwood, North Carolina. NPDES permit NC0029246, in force until Feb 28, 2030. Last 12 months: no values over a limit, 17 required values missing, 1 of 11 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 31 days after each period: form M monthly (17 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 7 required values missing, 2 of 12 reports late

Limits in force (17)

ParameterStatisticLimitMonths
Temperature, water deg. centigradedaily maximumreport only (deg C)all year
Temperature, water deg. centigradedaily maximumreport only (deg C)all year
Temperature, water deg. centigradedaily maximumreport only (deg C)all year
Turbiditydaily maximumreport only (NTU)all year
Turbiditydaily maximumreport only (NTU)all year
Oxygen, dissolved [DO]daily maximumreport only (mg/L)all year
Oxygen, dissolved [DO]daily maximumreport only (mg/L)all year
Oxygen, dissolved [DO]daily maximumreport only (mg/L)all year
BOD, 5-day, 20 deg. C30-day average≤ 36 mg/Lall year
BOD, 5-day, 20 deg. Cdaily maximum≤ 54 mg/Lall year
pHdaily minimum≥ 6 SUall year
pHdaily maximum≤ 9 SUall year
Solids, total suspended30-day average≤ 30 mg/Lall year
Solids, total suspendeddaily maximum≤ 45 mg/Lall year
Oil & Grease30-day average≤ 30 mg/Lall year
Oil & Greasedaily maximum≤ 60 mg/Lall year
Flow, in conduit or thru treatment plant30-day average≤ .317 MGDall year

Cited limits by parameter: North Carolina's rules and the federal ones.

Check this month's numbers Email me before each report is due

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/NC0029246 · MCP: https://passage-data.com/mcp