Danville City

NPDES permit VA0060593 · Major POTW · effective, expires 2029-05-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file
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

2values over a limit
0required values missing, on 0 form(s)
0of 19 forms filed late

Last period with anything received: 2026-07-31. Most often over: E. coli (2).

Reporting

Reports are due about 10 days after each monitoring period ends (the most common figure among VA permits in EPA's filings — check your permit).

Limits in force (39)

OutfallParameterStatisticLimitMonths
001BOD, 5-day, 20 deg. CMO AVG <= 25 mg/L Jun, Jul, Aug, Sep, Oct
001BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
001BOD, 5-day, 20 deg. CMX WK AV <= 37 mg/L Jun, Jul, Aug, Sep, Oct
001BOD, 5-day, 20 deg. CMX WK AV <= 45 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
001BOD, 5-day, 20 deg. CMO AVG <= 1907 kg/d Jun, Jul, Aug, Sep, Oct
001BOD, 5-day, 20 deg. CMO AVG <= 2200 kg/d Jan, Feb, Mar, Apr, May, Nov, Dec
001BOD, 5-day, 20 deg. CMX WK AV <= 2800 kg/d Jun, Jul, Aug, Sep, Oct
001BOD, 5-day, 20 deg. CMX WK AV <= 3400 kg/d Jan, Feb, Mar, Apr, May, Nov, Dec
001BOD, 5-day, 20 deg. CMO AVG report only all year
001pHDAILY MN >= 6 SU all year
001pHDAILY MX <= 9 SU all year
001Solids, total suspendedMO AVG <= 30 mg/L all year
001Solids, total suspendedMX WK AV <= 45 mg/L all year
001Solids, total suspendedMO AVG <= 2200 kg/d all year
001Solids, total suspendedMX WK AV <= 3400 kg/d all year
001Solids, total suspendedMO AVG report only all year
001Nitrogen, Kjeldahl, total [as N]MO AVG <= 24 mg/L Jun, Jul, Aug, Sep, Oct
001Nitrogen, Kjeldahl, total [as N]MX WK AV <= 36 mg/L Jun, Jul, Aug, Sep, Oct
001Nitrogen, Kjeldahl, total [as N]MO AVG <= 1817 kg/d Jun, Jul, Aug, Sep, Oct
001Nitrogen, Kjeldahl, total [as N]MX WK AV <= 2700 kg/d Jun, Jul, Aug, Sep, Oct
001Flow, in conduit or thru treatment plantMO AVG <= 20 MGD (alert) all year
001Flow, in conduit or thru treatment plantDAILY MX report only (alert) all year
001Chlorine, total residualMO AVG <= 55 ug/L all year
001Chlorine, total residualWKLY MAX <= 58 ug/L all year
001Chlorine, total residualINST MIN >= .6 mg/L all year
001BOD, percent removal [total]MO AV MN >= 85 % all year
001E. coliMO GEOMN <= 126 #/100mL all year
001E. coliMX WK AV report only all year
001Solids, suspended percent removalMO AV MN >= 85 % all year
002pHMAXIMUM report only all year
002Solids, total suspendedMAXIMUM report only all year
002Nitrogen, total [as N]MAXIMUM report only all year
002Phosphorus, total [as P]MAXIMUM report only all year
002E. coliINST MAX <= 235 #/100mL all year
004pHMAXIMUM report only all year
004Solids, total suspendedMAXIMUM report only all year
004Nitrogen, total [as N]MAXIMUM report only all year
004Phosphorus, total [as P]MAXIMUM report only all year
004E. coliINST MAX <= 235 #/100mL all year

Built from EPA's ECHO bulk files. EPA's file, not the permit document, is the source: read your permit. Check a report before you file it · All states