Lanco=Pennland — NPDES permit MD0063592: limits, due date and EPA's record

NPDES permit MD0063592 · Minor NON-POTW · effective, expires 2028-04-30 · EPA's file as of 2026-09-19

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

Last period with anything received: 2026-06-30. Most often over: BOD, 5-day, 20 deg. C (1), Oil & Grease (1).

Reporting

Reports are due about 28 days after each monitoring period ends (the most common figure among MD permits in EPA's filings — check your permit).

Limits in force (158)

Outfall	Parameter	Statistic	Limit	Months
001	BOD, 5-day, 20 deg. C	MX MO AV	<= 20 mg/L	all year
001	BOD, 5-day, 20 deg. C	MX MO AV	<= 20 mg/L	all year
001	BOD, 5-day, 20 deg. C	DAILY MX	<= 30 mg/L	all year
001	BOD, 5-day, 20 deg. C	DAILY MX	<= 30 mg/L	all year
001	pH	MINIMUM	>= 6.5 SU	all year
001	pH	MINIMUM	>= 6.5 SU	all year
001	pH	MAXIMUM	<= 8.5 SU	all year
001	pH	MAXIMUM	<= 8.5 SU	all year
001	Solids, total suspended	MO AVG	<= 30 mg/L	all year
001	Solids, total suspended	MO AVG	<= 30 mg/L	all year
001	Solids, total suspended	DAILY MX	<= 60 mg/L	all year
001	Solids, total suspended	DAILY MX	<= 60 mg/L	all year
001	Nitrogen, total [as N]	MO AVG	report only	all year
001	Nitrogen, total [as N]	MO AVG	report only	all year
001	Nitrogen, total [as N]	DAILY MX	report only	all year
001	Nitrogen, total [as N]	DAILY MX	report only	all year
001	Nitrogen, total [as N]	ANNL MAX	<= 7667 lb/yr	all year
001	Nitrogen, total [as N]	ANNL MAX	<= 7667 lb/yr	all year
001	Nitrogen, total [as N]	MO AVG	report only	all year
001	Nitrogen, total [as N]	MO AVG	report only	all year
001	Nitrogen, organic total [as N]	MO AVG	report only	all year
001	Nitrogen, organic total [as N]	MO AVG	report only	all year
001	Nitrogen, organic total [as N]	DAILY MX	report only	all year
001	Nitrogen, organic total [as N]	DAILY MX	report only	all year
001	Nitrogen, ammonia total [as N]	MO AVG	report only	all year
001	Nitrogen, ammonia total [as N]	MO AVG	report only	all year
001	Nitrogen, ammonia total [as N]	DAILY MX	report only	all year
001	Nitrogen, ammonia total [as N]	DAILY MX	report only	all year
001	Nitrogen, Kjeldahl, total [as N]	MO AVG	report only	all year
001	Nitrogen, Kjeldahl, total [as N]	MO AVG	report only	all year
001	Nitrogen, Kjeldahl, total [as N]	DAILY MX	report only	all year
001	Nitrogen, Kjeldahl, total [as N]	DAILY MX	report only	all year
001	Phosphorus, total [as P]	MO AVG	report only	all year
001	Phosphorus, total [as P]	MO AVG	report only	all year
001	Phosphorus, total [as P]	DAILY MX	report only	all year
001	Phosphorus, total [as P]	DAILY MX	report only	all year
001	Phosphorus, total [as P]	ANNL MAX	report only	all year
001	Phosphorus, total [as P]	ANNL MAX	report only	all year
001	Phosphorus, total [as P]	MO AVG	report only	all year
001	Phosphorus, total [as P]	MO AVG	report only	all year
001	Temp. diff. between up/down stream deg. F	MAXIMUM	<= 0 deg F	all year
001	Temp. diff. between up/down stream deg. F	MAXIMUM	<= 0 deg F	all year
001	Flow, in conduit or thru treatment plant	MX MO AV	report only	all year
001	Flow, in conduit or thru treatment plant	MX MO AV	report only	all year
001	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
001	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
001	Nitrite Plus Nitrate Total	MO AVG	report only	all year
001	Nitrite Plus Nitrate Total	MO AVG	report only	all year
001	Nitrite Plus Nitrate Total	DAILY MX	report only	all year
001	Nitrite Plus Nitrate Total	DAILY MX	report only	all year
002	pH	MINIMUM	>= 6.5 SU	all year
002	pH	MINIMUM	>= 6.5 SU	all year
002	pH	DAILY MX	<= 8.5 SU	all year
002	pH	DAILY MX	<= 8.5 SU	all year
002	Oil & Grease	MO AVG	report only	all year
002	Oil & Grease	MO AVG	report only	all year
002	Oil & Grease	DAILY MX	<= 15 mg/L	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]	MO AVG	report only	all year
002	Nitrogen, total [as N]	DAILY MX	report only	all year
002	Nitrogen, total [as N]	DAILY MX	report only	all year
002	Nitrogen, total [as N]	ANNL MAX	report only	all year
002	Nitrogen, total [as N]	ANNL MAX	report only	all year
002	Nitrogen, total [as N]	MO AVG	report only	all year
002	Nitrogen, total [as N]	MO AVG	report only	all year
002	Nitrogen, organic total [as N]	MO AVG	report only	all year
002	Nitrogen, organic total [as N]	MO AVG	report only	all year
002	Nitrogen, organic total [as N]	DAILY MX	report only	all year
002	Nitrogen, organic total [as N]	DAILY MX	report only	all year
002	Nitrogen, ammonia total [as N]	MO AVG	report only	all year
002	Nitrogen, ammonia total [as N]	MO AVG	report only	all year
002	Nitrogen, ammonia total [as N]	DAILY MX	report only	all year
002	Nitrogen, ammonia total [as N]	DAILY MX	report only	all year
002	Nitrogen, Kjeldahl, total [as N]	MO AVG	report only	all year
002	Nitrogen, Kjeldahl, total [as N]	MO AVG	report only	all year
002	Nitrogen, Kjeldahl, total [as N]	DAILY MX	report only	all year
002	Nitrogen, Kjeldahl, 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]	MO AVG	report only	all year
002	Phosphorus, total [as P]	DAILY MX	report only	all year
002	Phosphorus, total [as P]	DAILY MX	report only	all year
002	Phosphorus, total [as P]	ANNL MAX	report only	all year
002	Phosphorus, total [as P]	ANNL MAX	report only	all year
002	Phosphorus, total [as P]	MO AVG	report only	all year
002	Phosphorus, total [as P]	MO AVG	report only	all year
002	Nitrite Plus Nitrate Total	MO AVG	report only	all year
002	Nitrite Plus Nitrate Total	MO AVG	report only	all year
002	Nitrite Plus Nitrate Total	DAILY MX	report only	all year
002	Nitrite Plus Nitrate Total	DAILY MX	report only	all year
002	Flow	MX MO AV	<= 35213 gal/d	Mar
002	Flow	MX MO AV	<= 35213 gal/d	Mar
002	Flow	MX MO AV	<= 45935 gal/d	Nov
002	Flow	MX MO AV	<= 45935 gal/d	Nov
002	Flow	MX MO AV	<= 33943 gal/d	Feb
002	Flow	MX MO AV	<= 33943 gal/d	Feb
002	Flow	MX MO AV	<= 38892 gal/d	Dec
002	Flow	MX MO AV	<= 38892 gal/d	Dec
002	Flow	MX MO AV	<= 106339 gal/d	Sep
002	Flow	MX MO AV	<= 106339 gal/d	Sep
002	Flow	MX MO AV	<= 28380 gal/d	Jan
002	Flow	MX MO AV	<= 28380 gal/d	Jan
002	Flow	MX MO AV	<= 77608 gal/d	May
002	Flow	MX MO AV	<= 77608 gal/d	May
002	Flow	MX MO AV	<= 106339 gal/d	Aug
002	Flow	MX MO AV	<= 106339 gal/d	Aug
002	Flow	MX MO AV	<= 107168 gal/d	Jun
002	Flow	MX MO AV	<= 107168 gal/d	Jun
002	Flow	MX MO AV	<= 53584 gal/d	Apr
002	Flow	MX MO AV	<= 53584 gal/d	Apr
002	Flow	MX MO AV	<= 109915 gal/d	Jul
002	Flow	MX MO AV	<= 109915 gal/d	Jul
002	Flow	MX MO AV	<= 78615 gal/d	Oct
002	Flow	MX MO AV	<= 78615 gal/d	Oct
002	Flow	DAILY MX	report only	Mar
002	Flow	DAILY MX	report only	Mar
002	Flow	DAILY MX	report only	Nov
002	Flow	DAILY MX	report only	Nov
002	Flow	DAILY MX	report only	Feb
002	Flow	DAILY MX	report only	Feb
002	Flow	DAILY MX	report only	Dec
002	Flow	DAILY MX	report only	Dec
002	Flow	DAILY MX	report only	Sep
002	Flow	DAILY MX	report only	Sep
002	Flow	DAILY MX	report only	Jan
002	Flow	DAILY MX	report only	Jan
002	Flow	DAILY MX	report only	May
002	Flow	DAILY MX	report only	May
002	Flow	DAILY MX	report only	Aug
002	Flow	DAILY MX	report only	Aug
002	Flow	DAILY MX	report only	Jun
002	Flow	DAILY MX	report only	Jun
002	Flow	DAILY MX	report only	Apr
002	Flow	DAILY MX	report only	Apr
002	Flow	DAILY MX	report only	Jul
002	Flow	DAILY MX	report only	Jul
002	Flow	DAILY MX	report only	Oct
002	Flow	DAILY MX	report only	Oct
MW1	pH	VALUE	report only	all year
MW1	pH	VALUE	report only	all year
MW1	Nitrogen, total [as N]	M0	<= 10 mg/L	all year
MW1	Nitrogen, total [as N]	M0	<= 10 mg/L	all year
MW1	Nitrogen, nitrate total [as N]	M0	<= 10 mg/L	all year
MW1	Nitrogen, nitrate total [as N]	M0	<= 10 mg/L	all year
MW1	Nitrogen, Kjeldahl, total [as N]	VALUE	report only	all year
MW1	Nitrogen, Kjeldahl, total [as N]	VALUE	report only	all year
MW1	Phosphate, total [as PO4]	VALUE	report only	all year
MW1	Phosphate, total [as PO4]	VALUE	report only	all year
MW2	pH	VALUE	report only	all year
MW2	pH	VALUE	report only	all year
MW2	Nitrogen, total [as N]	M0	<= 10 mg/L	all year
MW2	Nitrogen, total [as N]	M0	<= 10 mg/L	all year
MW2	Nitrogen, nitrate total [as N]	M0	<= 10 mg/L	all year
MW2	Nitrogen, nitrate total [as N]	M0	<= 10 mg/L	all year
MW2	Nitrogen, Kjeldahl, total [as N]	VALUE	report only	all year
MW2	Nitrogen, Kjeldahl, total [as N]	VALUE	report only	all year
MW2	Phosphate, total [as PO4]	VALUE	report only	all year
MW2	Phosphate, total [as PO4]	VALUE	report only	all year