STERLING FLUID SYSTEMS LLC DBA PEERLESS PUMP COMPANY — NPDES permit IN0051365: limits, due date and EPA's record

NPDES permit IN0051365 · Minor NON-POTW · effective, expires 2029-09-30 · EPA's file as of 2026-09-19

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

Reporting

Reports are due about 28 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (18)

Outfall	Parameter	Statistic	Limit	Months
002	pH	DAILY MN	>= 6 SU	all year
002	pH	DAILY MX	<= 9 SU	all year
002	Oil and grease, hexane extr method	MO AVG	<= 10 mg/L	all year
002	Oil and grease, hexane extr method	DAILY MX	<= 15 mg/L	all year
002	Iron, total recoverable	MO AVG	report only	all year
002	Iron, total recoverable	DAILY MX	report only	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
002	Flow, total	MO TOTAL	report only	all year
003	pH	DAILY MN	>= 6 SU	all year
003	pH	DAILY MX	<= 9 SU	all year
003	Oil and grease, hexane extr method	MO AVG	<= 10 mg/L	all year
003	Oil and grease, hexane extr method	DAILY MX	<= 15 mg/L	all year
003	Iron, total recoverable	MO AVG	report only	all year
003	Iron, total recoverable	DAILY MX	report only	all year
003	Flow, in conduit or thru treatment plant	MO AVG	report only	all year
003	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
003	Flow, total	MO TOTAL	report only	all year