City Of Colfax

NPDES permit WA0020613 · Minor POTW · administratively continued, expires 2015-10-31 · 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

0values over a limit
0required values missing, on 0 form(s)
0of 67 forms filed late

Last period with anything received: 2026-07-31.

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 (81)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. centigradeDAILY MX report only (alert) all year
001BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
001BOD, 5-day, 20 deg. CWKLY AVG <= 45 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= 113 lb/d all year
001BOD, 5-day, 20 deg. CMO AVG <= 113 lb/d all year
001BOD, 5-day, 20 deg. CWKLY AVG <= 169 lb/d all year
001BOD, 5-day, 20 deg. CWKLY AVG <= 169 lb/d 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 suspendedWKLY AVG <= 45 mg/L all year
001Solids, total suspendedMO AVG <= 113 lb/d all year
001Solids, total suspendedMO AVG <= 113 lb/d all year
001Solids, total suspendedWKLY AVG <= 169 lb/d all year
001Solids, total suspendedWKLY AVG <= 169 lb/d all year
001Nitrogen, ammonia total [as N]AVERAGE report only (alert) all year
001Nitrogen, ammonia total [as N]MAXIMUM report only (alert) all year
001Phosphorus, total [as P]AVERAGE report only (alert) all year
001Phosphorus, total [as P]MAXIMUM report only (alert) all year
001Phosphorus, total [as P]AVERAGE report only (alert) all year
001Phosphorus, total [as P]AVERAGE report only (alert) all year
001Phosphorus, total [as P]MAXIMUM report only (alert) all year
001Phosphorus, total [as P]MAXIMUM report only (alert) all year
001Coliform, fecal generalMO AVG <= 200 #/100mL all year
001Coliform, fecal generalWKLY AVG <= 400 #/100mL all year
001CBOD, percent removal [total]MO AV MN >= 85 % all year
001CSolids, suspended percent removalMO AV MN >= 85 % all year
CHNLBOD, 5-day, 20 deg. CAVERAGE report only (alert) all year
CHNLBOD, 5-day, 20 deg. CMAXIMUM report only (alert) all year
CHNLpHMAXIMUM report only (alert) all year
CHNLpHMINIMUM report only (alert) all year
CHNLSolids, total suspendedAVERAGE report only (alert) all year
CHNLSolids, total suspendedMAXIMUM report only (alert) all year
CHNLNitrogen, ammonia total [as N]AVERAGE report only (alert) all year
CHNLNitrogen, ammonia total [as N]MAXIMUM report only (alert) all year
CHNLChlorine, total residualAVERAGE report only (alert) all year
CHNLChlorine, total residualMAXIMUM report only (alert) all year
CHNLColiform, fecal generalAVERAGE report only (alert) all year
CHNLColiform, fecal generalMAXIMUM report only (alert) all year
CHNLFlowAVERAGE report only (alert) all year
CHNLFlowMAXIMUM report only (alert) all year
DWNpHMAXIMUM report only (alert) all year
DWNpHMINIMUM report only (alert) all year
DWNAlkalinity, total [as CaCO3]AVERAGE report only (alert) all year
DWNAlkalinity, total [as CaCO3]MAXIMUM report only (alert) all year
DWNNitrogen, ammonia total [as N]AVERAGE report only (alert) all year
DWNNitrogen, ammonia total [as N]MAXIMUM report only (alert) all year
DWNPhosphorus, total [as P]AVERAGE report only (alert) all year
DWNPhosphorus, total [as P]MAXIMUM report only (alert) all year
DWNHardness, total [as CaCO3]AVERAGE report only (alert) all year
DWNHardness, total [as CaCO3]MAXIMUM report only (alert) all year
DWNColiform, fecal generalAVERAGE report only (alert) all year
DWNColiform, fecal generalMAXIMUM report only (alert) all year
IN1BOD, 5-day, 20 deg. CAVERAGE report only (alert) all year
IN1BOD, 5-day, 20 deg. CMAXIMUM report only (alert) all year
IN1BOD, 5-day, 20 deg. CAVERAGE report only (alert) all year
IN1BOD, 5-day, 20 deg. CAVERAGE report only (alert) all year
IN1BOD, 5-day, 20 deg. CMAXIMUM report only (alert) all year
IN1BOD, 5-day, 20 deg. CMAXIMUM report only (alert) 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 suspendedAVERAGE report only (alert) all year
IN1Solids, total suspendedMAXIMUM report only (alert) all year
IN1Solids, total suspendedMAXIMUM report only (alert) all year
IN1Phosphorus, total [as P]AVERAGE report only (alert) all year
IN1Phosphorus, total [as P]MAXIMUM report only (alert) all year
IN1FlowAVERAGE report only (alert) all year
IN1FlowMAXIMUM report only (alert) all year
UPSpHMAXIMUM report only (alert) all year
UPSpHMINIMUM report only (alert) all year
UPSAlkalinity, total [as CaCO3]AVERAGE report only (alert) all year
UPSAlkalinity, total [as CaCO3]MAXIMUM report only (alert) all year
UPSNitrogen, ammonia total [as N]AVERAGE report only (alert) all year
UPSNitrogen, ammonia total [as N]MAXIMUM report only (alert) all year
UPSPhosphorus, total [as P]AVERAGE report only (alert) all year
UPSPhosphorus, total [as P]MAXIMUM report only (alert) all year
UPSHardness, total [as CaCO3]AVERAGE report only (alert) all year
UPSHardness, total [as CaCO3]MAXIMUM report only (alert) all year
UPSColiform, fecal generalAVERAGE report only (alert) all year
UPSColiform, fecal generalMAXIMUM 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