Kansas City Southern Railway — NPDES permit OK0040631: limits, due date and EPA's record

NPDES permit OK0040631 · Minor NON-POTW · administratively continued, expires 2026-06-30 · EPA's file as of 2026-09-19

This permit expired on 2026-06-30 and is administratively continued: its last limits keep applying until a new permit is issued, and EPA still expects the reports.

EPA's record, 2025-09-01 to 2026-08-31

Last period with anything received: 2026-07-31. Most often over: Solids, total suspended (1).

Reporting

Reports are due about 15 days after each monitoring period ends (the most common figure among OK permits in EPA's filings — check your permit).

Limits in force (11)

Outfall	Parameter	Statistic	Limit	Months
002	pH	MINIMUM	>= 6.5 SU	all year
002	pH	MAXIMUM	<= 9 SU	all year
002	Solids, total suspended	DAILY MX	<= 45 mg/L	all year
002	Oil & Grease	DAILY MX	<= 15 mg/L	all year
002	Carbon, tot organic [TOC]	MO AVG	<= 75 mg/L	all year
002	Carbon, tot organic [TOC]	DAILY MX	<= 95 mg/L	all year
002	Organics, gasoline range	DAILY MX	report only	all year
002	Diesel range organics diesel, total, wtr	MO AVG	report only	all year
002	Diesel range organics diesel, total, wtr	DAILY MX	<= 45 mg/L	all year
002	Flow, in conduit or thru treatment plant	MO AVG	report only	all year
002	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year