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4W Oil Co., LLC

Crude Petroleum And Natural Gas, Falls City, Nebraska. NPDES permit NE0130656, in force until Jun 30, 2027. Last 12 months: no values over a limit, 22 required values missing, 16 of 23 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form M quarterly (2 values), outfall 001 form Q quarterly (14 values), outfall CRD form M quarterly (2 values)
Renewal application due
Jan 1, 2027 · 180 days before expiry; your permit may set another date
Last report on file
July 2026
Oct 2024 – Sep 2025
0 values over a limit, 52 required values missing, 25 of 28 reports late

Limits in force (18)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. fahrenheitmonthly averagereport only (deg F)all year001
Temperature, water deg. fahrenheitdaily maximumreport only (deg F)all year001
pHdaily minimum≥ 6.5 SUall year001
pHdaily maximum≤ 9 SUall year001
Oil and grease, hexane extr methodmonthly averagereport only (mg/L)all year001
Oil and grease, hexane extr methoddaily maximum≤ 10 mg/Lall year001
Toluenemonthly averagereport only (mg/L)all year001
Toluenedaily maximumreport only (mg/L)all year001
Benzenemonthly averagereport only (mg/L)all year001
Benzenedaily maximumreport only (mg/L)all year001
Ethylbenzenemonthly averagereport only (mg/L)all year001
Ethylbenzenedaily maximumreport only (mg/L)all year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Xylene [mix of m+o+p]monthly averagereport only (mg/L)all year001
Xylene [mix of m+o+p]daily maximumreport only (mg/L)all year001
Well fluids, volumemonthly averagereport only (bbl)all yearCRD
Well fluids, volumedaily maximumreport only (bbl)all yearCRD

How strict are these limits?

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

Same industry: the 4 Oil and Gas Extraction permits in Nebraska.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/NE0130656 · MCP: https://passage-data.com/mcp