Pittsylvania County Schools — NPDES permit VA0027693: limits, due date and EPA's record

NPDES permit VA0027693 · Minor POTW · effective, expires 2029-01-31 · EPA's file as of 2026-09-19

Watch this permit — $79 a month. Every Monday, from EPA's newest files: the next report due and when, whether EPA's file holds your last one, any change to this permit's limits or status, and the renewal date.

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

Last period with anything received: 2026-07-31. Most often over: BOD, 5-day, 20 deg. C (2), Solids, total suspended (2), Nitrogen, ammonia total [as N] (2).

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 (20)

Outfall	Parameter	Statistic	Limit	Months
001	BOD, 5-day, 20 deg. C	MO AVG	<= 17 mg/L	all year
001	BOD, 5-day, 20 deg. C	MX WK AV	<= 25 mg/L	all year
001	BOD, 5-day, 20 deg. C	MO AVG	<= .7 kg/d	all year
001	BOD, 5-day, 20 deg. C	MX WK AV	<= 1.1 kg/d	all year
001	pH	INST MIN	>= 6 SU	all year
001	pH	INST MAX	<= 9 SU	all year
001	Solids, total suspended	MO AVG	<= 30 mg/L	all year
001	Solids, total suspended	MX WK AV	<= 45 mg/L	all year
001	Solids, total suspended	MO AVG	<= 1.3 kg/d	all year
001	Solids, total suspended	MX WK AV	<= 2 kg/d	all year
001	Nitrogen, ammonia total [as N]	MO AVG	<= 12.6 mg/L	all year
001	Nitrogen, ammonia total [as N]	WKLY AVG	<= 12.6 mg/L	all year
001	Flow, in conduit or thru treatment plant	MO AVG	<= .012 MGD (alert)	all year
001	Flow, in conduit or thru treatment plant	MX WK AV	report only (alert)	all year
001	Chlorine, total residual	MO AVG	<= 9.8 ug/L	all year
001	Chlorine, total residual	MX WK AV	<= 12 ug/L	all year
001	Chlorine, total residual	INST MIN	>= .6 mg/L	all year
001	BOD, percent removal [total]	MO AV MN	>= 85 %	all year
001	E. coli	GEO MEAN	<= 126 #/100mL	all year
001	Solids, suspended percent removal	MO AV MN	>= 85 %	all year