VDOC - Central Region — NPDES permit VA0020681: limits, due date and EPA's record

NPDES permit VA0020681 · Minor POTW · effective, expires 2028-04-30 · EPA's file as of 2026-09-19

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

Reporting

Reports are due about 10 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (26)

Outfall	Parameter	Statistic	Limit	Months
002	Temperature, water deg. centigrade	DAILY MX	report only	all year
002	Oxygen, dissolved [DO]	INST MIN	>= 6.7 mg/L	all year
002	pH	DAILY MN	>= 6 SU	all year
002	pH	DAILY MX	<= 9 SU	all year
002	Solids, total suspended	MO AVG	<= 12 mg/L	all year
002	Solids, total suspended	WKLY AVG	<= 18 mg/L	all year
002	Solids, total suspended	MO AVG	<= 9800 g/d	all year
002	Solids, total suspended	WKLY AVG	<= 15000 g/d	all year
002	Solids, total suspended	MO AVG	report only	all year
002	Nitrogen, Kjeldahl, total [as N]	MO AVG	<= 3 mg/L	all year
002	Nitrogen, Kjeldahl, total [as N]	WKLY AVG	<= 4.5 mg/L	all year
002	Nitrogen, Kjeldahl, total [as N]	MO AVG	<= 2400 g/d	all year
002	Nitrogen, Kjeldahl, total [as N]	WKLY AVG	<= 3700 g/d	all year
002	Flow, in conduit or thru treatment plant	MO AVG	<= .216 MGD (alert)	all year
002	Flow, in conduit or thru treatment plant	DAILY MX	report only (alert)	all year
002	Chlorine, total residual	MO AVG	<= 84 ug/L	all year
002	Chlorine, total residual	WKLY AVG	<= 100 ug/L	all year
002	Chlorine, total residual	MINIMUM	>= .6 mg/L	all year
002	E. coli	MO GEOMN	<= 126 #/100mL	all year
002	BOD, carbonaceous [5 day, 20 C]	MO AVG	<= 12 mg/L	all year
002	BOD, carbonaceous [5 day, 20 C]	MX WK AV	<= 18 mg/L	all year
002	BOD, carbonaceous [5 day, 20 C]	MO AVG	<= 9800 g/d	all year
002	BOD, carbonaceous [5 day, 20 C]	WKLY AVG	<= 15000 g/d	all year
002	BOD, carbonaceous [5 day, 20 C]	MO AVG	report only	all year
002	BOD, carb-5 day, 20 deg C, percent removal	MO AV MN	>= 85 %	all year
002	Solids, suspended percent removal	MO AV MN	>= 85 %	all year