ST MARTIN WATER & SEWER COMMISSION #1 — NPDES permit LA0074349: limits, due date and EPA's record

NPDES permit LA0074349 · Minor POTW · administratively continued, expires 2025-08-31 · EPA's file as of 2026-09-19

This permit expired on 2025-08-31 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: 2026-06-30. Most often over: Coliform, fecal general (1).

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 (92)

Outfall	Parameter	Statistic	Limit	Months
001	BOD, 5-day, 20 deg. C	MO AVG	<= 10 mg/L	all year
001	BOD, 5-day, 20 deg. C	MO AVG	<= 10 mg/L	all year
001	BOD, 5-day, 20 deg. C	WKLY AVG	<= 15 mg/L	all year
001	BOD, 5-day, 20 deg. C	WKLY AVG	<= 15 mg/L	all year
001	BOD, 5-day, 20 deg. C	MO AVG	<= 21 lb/d	all year
001	BOD, 5-day, 20 deg. C	MO AVG	<= 21 lb/d	all year
001	pH	MINIMUM	>= 6 SU	all year
001	pH	MINIMUM	>= 6 SU	all year
001	pH	MAXIMUM	<= 9 SU	all year
001	pH	MAXIMUM	<= 9 SU	all year
001	Solids, total suspended	MO AVG	<= 15 mg/L	all year
001	Solids, total suspended	MO AVG	<= 15 mg/L	all year
001	Solids, total suspended	WKLY AVG	<= 23 mg/L	all year
001	Solids, total suspended	WKLY AVG	<= 23 mg/L	all year
001	Solids, total suspended	MO AVG	<= 31 lb/d	all year
001	Solids, total suspended	MO AVG	<= 31 lb/d	all year
001	Nitrogen, total [as N]	MO AVG	report only	all year
001	Nitrogen, total [as N]	WKLY AVG	report only	all year
001	Nitrogen, total [as N]	MO AVG	report only	all year
001	Phosphorus, total [as P]	MO AVG	report only	all year
001	Phosphorus, total [as P]	WKLY AVG	report only	all year
001	Phosphorus, total [as P]	MO AVG	report only	all year
001	Sulfate, total [as SO4]	MO AVG	<= 299 lb/d	all year
001	Flow, in conduit or thru treatment plant	MO AVG	report only	all year
001	Flow, in conduit or thru treatment plant	MO AVG	report only	all year
001	Flow, in conduit or thru treatment plant	WKLY AVG	report only	all year
001	Flow, in conduit or thru treatment plant	WKLY AVG	report only	all year
001	Coliform, fecal general	MOAV GEO	<= 200 #/100mL	all year
001	Coliform, fecal general	MOAV GEO	<= 200 #/100mL	all year
001	Coliform, fecal general	WE	<= 400 #/100mL	all year
001	Coliform, fecal general	WE	<= 400 #/100mL	all year
002	BOD, 5-day, 20 deg. C	MO AVG	<= 30 mg/L	all year
002	BOD, 5-day, 20 deg. C	MO AVG	<= 30 mg/L	all year
002	BOD, 5-day, 20 deg. C	WKLY AVG	<= 45 mg/L	all year
002	BOD, 5-day, 20 deg. C	WKLY AVG	<= 45 mg/L	all year
002	BOD, 5-day, 20 deg. C	MO AVG	<= 63 lb/d	all year
002	BOD, 5-day, 20 deg. C	MO AVG	<= 63 lb/d	all year
002	pH	INST MIN	>= 6 SU	all year
002	pH	INST MIN	>= 6 SU	all year
002	pH	INST MAX	<= 9 SU	all year
002	pH	INST MAX	<= 9 SU	all year
002	Solids, total suspended	MO AVG	<= 30 mg/L	all year
002	Solids, total suspended	MO AVG	<= 30 mg/L	all year
002	Solids, total suspended	WKLY AVG	<= 45 mg/L	all year
002	Solids, total suspended	WKLY AVG	<= 45 mg/L	all year
002	Solids, total suspended	MO AVG	<= 63 lb/d	all year
002	Solids, total suspended	MO AVG	<= 63 lb/d	all year
002	Nitrogen, total [as N]	MO AVG	report only	all year
002	Nitrogen, total [as N]	WKLY AVG	report only	all year
002	Nitrogen, total [as N]	MO AVG	report only	all year
002	Phosphorus, total [as P]	MO AVG	report only	all year
002	Phosphorus, total [as P]	WKLY AVG	report only	all year
002	Phosphorus, total [as P]	MO AVG	report only	all year
002	Arsenic, total [as As]	MO AVG	report only	all year
002	Arsenic, total [as As]	WKLY AVG	report only	all year
002	Arsenic, total [as As]	MO AVG	report only	all year
002	Cadmium, total [as Cd]	MO AVG	report only	all year
002	Cadmium, total [as Cd]	WKLY AVG	report only	all year
002	Cadmium, total [as Cd]	MO AVG	report only	all year
002	Chromium, total [as Cr]	MO AVG	report only	all year
002	Chromium, total [as Cr]	WKLY AVG	report only	all year
002	Chromium, total [as Cr]	MO AVG	report only	all year
002	Copper, total [as Cu]	MO AVG	report only	all year
002	Copper, total [as Cu]	WKLY AVG	report only	all year
002	Copper, total [as Cu]	MO AVG	report only	all year
002	Lead, total [as Pb]	MO AVG	report only	all year
002	Lead, total [as Pb]	WKLY AVG	report only	all year
002	Lead, total [as Pb]	MO AVG	report only	all year
002	Nickel, total [as Ni]	MO AVG	report only	all year
002	Nickel, total [as Ni]	WKLY AVG	report only	all year
002	Nickel, total [as Ni]	MO AVG	report only	all year
002	Silver, total [as Ag]	MO AVG	report only	all year
002	Silver, total [as Ag]	WKLY AVG	report only	all year
002	Silver, total [as Ag]	MO AVG	report only	all year
002	Zinc, total [as Zn]	MO AVG	report only	all year
002	Zinc, total [as Zn]	WKLY AVG	report only	all year
002	Zinc, total [as Zn]	MO AVG	report only	all year
002	Selenium, total [as Se]	MO AVG	report only	all year
002	Selenium, total [as Se]	WKLY AVG	report only	all year
002	Selenium, total [as Se]	MO AVG	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	MO AVG	report only	all year
002	Flow, in conduit or thru treatment plant	WKLY AVG	report only	all year
002	Flow, in conduit or thru treatment plant	WKLY AVG	report only	all year
002	Wetlands Monitoring	MINIMUM	>= 1 N=0;Y=1	all year
002	Mercury, total [as Hg]	MO AVG	report only	all year
002	Mercury, total [as Hg]	WKLY AVG	report only	all year
002	Mercury, total [as Hg]	MO AVG	report only	all year
002	Coliform, fecal general	MOAV GEO	<= 200 #/100mL	all year
002	Coliform, fecal general	MOAV GEO	<= 200 #/100mL	all year
002	Coliform, fecal general	WE	<= 400 #/100mL	all year
002	Coliform, fecal general	WE	<= 400 #/100mL	all year