National Water Infrastructure LLC - Silver Oaks Wastewater Treatment Plant

NPDES permit LA0127295 · Minor POTW · effective, expires 2031-02-28 · EPA's file as of 2026-09-19

Check this month's numbers before you file

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

15values over a limit
0required values missing, on 0 form(s)
0of 14 forms filed late

Last period with anything received: 2026-06-30. Most often over: BOD, carbonaceous [5 day, 20 C] (6), Solids, total suspended (4), Nitrogen, ammonia total [as N] (3).

Reporting

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

Limits in force (44)

OutfallParameterStatisticLimitMonths
001Oxygen, dissolved [DO]MO AV MN >= 5 mg/L all year
001Oxygen, dissolved [DO]MO AV MN >= 5 mg/L all year
001pHINST MIN >= 6 SU all year
001pHINST MIN >= 6 SU all year
001pHINST MAX <= 9 SU all year
001pHINST MAX <= 9 SU all year
001Solids, total suspendedMO AVG <= 15 mg/L all year
001Solids, total suspendedMO AVG <= 15 mg/L all year
001Solids, total suspendedDAILY MX <= 23 mg/L all year
001Solids, total suspendedDAILY MX <= 23 mg/L all year
001Solids, total suspendedMO AVG <= 15 lb/d all year
001Solids, total suspendedMO AVG <= 15 lb/d all year
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedDAILY MX report only all year
001Nitrogen, total [as N]MO AVG report only all year
001Nitrogen, total [as N]DAILY MX report only all year
001Nitrogen, total [as N]MO AVG report only all year
001Nitrogen, ammonia total [as N]MO AVG <= 2 mg/L all year
001Nitrogen, ammonia total [as N]MO AVG <= 2 mg/L all year
001Nitrogen, ammonia total [as N]DAILY MX <= 4 mg/L all year
001Nitrogen, ammonia total [as N]DAILY MX <= 4 mg/L all year
001Nitrogen, ammonia total [as N]MO AVG <= 2 lb/d all year
001Nitrogen, ammonia total [as N]MO AVG <= 2 lb/d all year
001Phosphorus, total [as P]MO AVG report only all year
001Phosphorus, total [as P]DAILY MX report only all year
001Phosphorus, total [as P]MO AVG report only all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Coliform, fecal generalMOAV GEO <= 200 #/100mL all year
001Coliform, fecal generalMOAV GEO <= 200 #/100mL all year
001Coliform, fecal generalDAILY MX <= 400 #/100mL all year
001Coliform, fecal generalDAILY MX <= 400 #/100mL all year
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 5 mg/L all year
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 5 mg/L all year
001BOD, carbonaceous [5 day, 20 C]DAILY MX <= 10 mg/L all year
001BOD, carbonaceous [5 day, 20 C]DAILY MX <= 10 mg/L all year
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 5 lb/d all year
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 5 lb/d all year
001BOD, carbonaceous [5 day, 20 C]MO AVG report only all year
001BOD, carbonaceous [5 day, 20 C]DAILY MX report only all year
001BOD, carbonaceous, percent removalMO AV MN >= 85 % 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