HUTCHINSON, CITY OF (MS4) — NPDES permit KSR440009: limits, due date and EPA's record

NPDES permit KSR440009 · Minor NON-POTW · effective, expires 2029-12-31 · EPA's file as of 2026-09-19

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

Reporting

Reports are due about 29 days after each monitoring period ends (the most common figure among KS permits in EPA's filings — check your permit).

Limits in force (24)

Outfall	Parameter	Statistic	Limit	Months
003	Solids, total suspended	MO AVG	report only	all year
003	Nitrogen, total [as N]	MO AVG	report only	all year
003	Nitrogen, Kjeldahl, total [as N]	MO AVG	report only	all year
003	Nitrite + Nitrate total [as N]	MO AVG	report only	all year
003	Phosphorus, total [as P]	MO AVG	report only	all year
003	Stream stage	MO AVG	report only	all year
003	Rainfall	MO AVG	report only	all year
003	E. coli	MO GEO	report only	all year
003	Stream Level	MO AVG	report only	all year
003	Stream Velocity	MO AVG	report only	all year
003	Stream flow, estimated	MO AVG	report only	all year
003	Turbidity, lab, NTU	MO AVG	report only	all year
005	Solids, total suspended	MO AVG	report only	all year
005	Nitrogen, total [as N]	MO AVG	report only	all year
005	Nitrogen, Kjeldahl, total [as N]	MO AVG	report only	all year
005	Nitrite + Nitrate total [as N]	MO AVG	report only	all year
005	Phosphorus, total [as P]	MO AVG	report only	all year
005	Stream stage	MO AVG	report only	all year
005	Rainfall	MO AVG	report only	all year
005	E. coli	MO GEO	report only	all year
005	Stream Level	MO AVG	report only	all year
005	Stream Velocity	MO AVG	report only	all year
005	Stream flow, estimated	MO AVG	report only	all year
005	Turbidity, lab, NTU	MO AVG	report only	all year