Martinsville City

NPDES permit VA0025305 · Major POTW · effective, expires 2029-01-31 · 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

22values over a limit
0required values missing, on 0 form(s)
0of 20 forms filed late

Last period with anything received: 2026-07-31. Most often over: BOD, 5-day, 20 deg. C (10), Solids, total suspended (8), E. coli (1).

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 (23)

OutfallParameterStatisticLimitMonths
001Oxygen, dissolved [DO]DAILY MN >= 6 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= 22.5 mg/L all year
001BOD, 5-day, 20 deg. CMX WK AV <= 33.8 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= 681 kg/d all year
001BOD, 5-day, 20 deg. CMX WK AV <= 1022 kg/d all year
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 <= 908 kg/d all year
001Solids, total suspendedMX WK AV <= 1363 kg/d all year
001Solids, total suspendedMO AVG report only all year
001Nitrogen, ammonia total [as N]MO AVG <= 7.5 mg/L Jul, Aug, Sep, Oct, Nov, Dec
001Nitrogen, ammonia total [as N]WKLY AVG <= 9.5 mg/L Jul, Aug, Sep, Oct, Nov, Dec
001Flow, in conduit or thru treatment plantMO AVG report only (alert) all year
001Flow, in conduit or thru treatment plantDAILY MX report only (alert) all year
001Chlorine, total residualMO AVG <= 13 ug/L all year
001Chlorine, total residualMX WK AV <= 14 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
001Solids, suspended percent removalMO AV MN >= 85 % 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