City of Ferndale

NPDES permit WA0022454 · Major POTW · administratively continued, expires 2019-07-31 · 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

1values over a limit
0required values missing, on 0 form(s)
0of 24 forms filed late

Last period with anything received: 2026-08-31. Most often over: Chlorine, total residual (1).

Reporting

Reports are due about 15 days after each monitoring period ends (the most common figure among WA permits in EPA's filings — check your permit).

Limits in force (29)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. centigradeAVERAGE report only (alert) all year
001Temperature, water deg. centigradeMAXIMUM report only (alert) all year
001pHDAILY MN >= 6 SU all year
001pHDAILY MX <= 9 SU all year
001Solids, total suspendedAVERAGE <= 30 mg/L all year
001Solids, total suspendedWKLY AVG <= 45 mg/L all year
001Solids, total suspendedAVERAGE <= 808 lb/d all year
001Solids, total suspendedWKLY AVG <= 1212 lb/d all year
001Chlorine, total residualAVERAGE <= 34 ug/L all year
001Coliform, fecal generalMO GEOMN <= 28 #/100mL all year
001Coliform, fecal generalWK GEOMN <= 400 #/100mL all year
001FlowAVERAGE report only (alert) all year
001FlowMAXIMUM report only (alert) all year
001BOD, carbonaceous [5 day, 20 C]AVERAGE <= 25 mg/L all year
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 40 mg/L all year
001BOD, carbonaceous [5 day, 20 C]AVERAGE <= 673 lb/d all year
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 1077 lb/d all year
001Solids, suspended percent removalMO AV MN >= 85 % all year
001Carbonaceous oxygen demand, % removalMO AV MN >= 85 % all year
IN1Solids, total suspendedAVERAGE report only (alert) all year
IN1Solids, total suspendedMAXIMUM report only (alert) all year
IN1Solids, total suspendedAVERAGE report only (alert) all year
IN1Solids, total suspendedMAXIMUM report only (alert) all year
IN1FlowAVERAGE report only (alert) all year
IN1FlowMAXIMUM report only (alert) all year
IN1BOD, carbonaceous [5 day, 20 C]AVERAGE report only (alert) all year
IN1BOD, carbonaceous [5 day, 20 C]MAXIMUM report only (alert) all year
IN1BOD, carbonaceous [5 day, 20 C]AVERAGE report only (alert) all year
IN1BOD, carbonaceous [5 day, 20 C]MAXIMUM report only (alert) 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