ST MARY SUGAR COOPERATIVE INC. — NPDES permit LA0005410: limits, due date and EPA's record

NPDES permit LA0005410 · Minor NON-POTW · effective, expires 2029-12-31 · 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 (17)

Outfall	Parameter	Statistic	Limit	Months
002	BOD, 5-day, 20 deg. C	MO AVG	<= 344 lb/d	all year
002	BOD, 5-day, 20 deg. C	ANNL AVG	report only	all year
002	BOD, 5-day, 20 deg. C	DAILY MX	<= 480 lb/d	all year
002	BOD, 5-day, 20 deg. C	ANNL AVG	report only	all year
002	pH	INST MIN	>= 6 SU	all year
002	pH	INST MAX	<= 9 SU	all year
002	Solids, total suspended	MO AVG	<= 1040 lb/d	all year
002	Solids, total suspended	ANNL AVG	report only	all year
002	Solids, total suspended	DAILY MX	<= 3120 lb/d	all year
002	Solids, total suspended	ANNL AVG	report only	all year
002	Oil & Grease	DAILY MX	<= 15 mg/L	all year
002	Nitrogen, total [as N]	MO AVG	report only	all year
002	Nitrogen, total [as N]	DAILY MX	report only	all year
002	Phosphorus, total [as P]	MO AVG	report only	all year
002	Phosphorus, total [as P]	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