City of Selah

NPDES permit WA0021032 · Minor POTW · administratively continued, expires 2017-09-30 · 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.

This permit expired on 2017-09-30 and is administratively continued: its last limits keep applying until a new permit is issued, and EPA still expects the reports.

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

10values over a limit
20required values missing, on 20 form(s)
0of 53 forms filed late

Last period with anything received: 2026-08-31. Most often over: Oxygen, dissolved [DO] (10).

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 (108)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. centigradeAVERAGE report only (alert) all year
001Temperature, water deg. centigradeAVERAGE report only (alert) all year
001Temperature, water deg. centigradeMAXIMUM report only (alert) all year
001Temperature, water deg. centigradeMAXIMUM report only (alert) all year
001Oxygen, dissolved [DO]AVERAGE report only all year
001Oxygen, dissolved [DO]MINIMUM >= 7.4 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L 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. CWKLY AVG <= 45 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= 495 lb/d all year
001BOD, 5-day, 20 deg. CMO AVG <= 495 lb/d all year
001BOD, 5-day, 20 deg. CWKLY AVG <= 742 lb/d all year
001BOD, 5-day, 20 deg. CWKLY AVG <= 742 lb/d all year
001pHDAILY MN >= 6 SU all year
001pHDAILY MN >= 6 SU all year
001pHDAILY MX <= 9 SU all year
001pHDAILY MX <= 9 SU all year
001Solids, total suspendedMO AVG <= 30 mg/L all year
001Solids, total suspendedMO AVG <= 30 mg/L all year
001Solids, total suspendedWKLY AVG <= 45 mg/L all year
001Solids, total suspendedWKLY AVG <= 45 mg/L all year
001Solids, total suspendedMO AVG <= 500 lb/d all year
001Solids, total suspendedMO AVG <= 500 lb/d all year
001Solids, total suspendedWKLY AVG <= 751 lb/d all year
001Solids, total suspendedWKLY AVG <= 751 lb/d all year
001Nitrogen, ammonia total [as N]AVERAGE report only all year
001Nitrogen, ammonia total [as N]MAXIMUM <= 2.9 mg/L all year
001Nitrogen, ammonia total [as N]AVERAGE report only all year
001Nitrogen, ammonia total [as N]MAXIMUM <= 48.4 lb/d all year
001Nitrogen, Kjeldahl, total [as N]Single Rdg report only (alert) all year
001Nitrogen, Kjeldahl, total [as N]Single Rdg report only (alert) all year
001Nitrite + Nitrate total [as N]Single Rdg report only (alert) all year
001Nitrite + Nitrate total [as N]Single Rdg report only (alert) all year
001Phosphate, total [as PO4]Single Rdg report only (alert) all year
001Phosphate, total [as PO4]Single Rdg report only (alert) all year
001Phosphorus, total [as P]Single Rdg report only (alert) all year
001Phosphorus, total [as P]Single Rdg report only (alert) all year
001Cyanide, total [as CN]Single Rdg report only (alert) all year
001Cyanide, total [as CN]Single Rdg report only (alert) all year
001Hardness, total [as CaCO3]Single Rdg report only (alert) all year
001Hardness, total [as CaCO3]Single Rdg report only (alert) all year
001BOD, percent removal [total]Single Rdg report only (alert) all year
001BOD, percent removal [total]Single Rdg report only (alert) all year
001Oil & grease, non-polar materialSingle Rdg report only (alert) all year
001Oil & grease, non-polar materialSingle Rdg report only (alert) all year
001Solids, total dissolvedSingle Rdg report only (alert) all year
001Solids, total dissolvedSingle Rdg report only (alert) all year
001Coliform, fecal generalMO GEOMN <= 100 #/100mL all year
001Coliform, fecal generalMO GEOMN <= 100 #/100mL all year
001Coliform, fecal generalWK GEOMN <= 200 #/100mL all year
001Coliform, fecal generalWK GEOMN <= 200 #/100mL all year
001Solids, suspended percent removalSingle Rdg report only all year
002BOD, 5-day, 20 deg. CMAXIMUM report only (alert) all year
002BOD, 5-day, 20 deg. CMAXIMUM report only (alert) all year
002BOD, 5-day, 20 deg. CMAXIMUM report only (alert) all year
002BOD, 5-day, 20 deg. CMAXIMUM report only (alert) all year
002pHMAXIMUM report only (alert) all year
002pHMAXIMUM report only (alert) all year
002pHMINIMUM report only (alert) all year
002pHMINIMUM report only (alert) all year
002Solids, total suspendedMAXIMUM report only (alert) all year
002Solids, total suspendedMAXIMUM report only (alert) all year
002Solids, total suspendedMAXIMUM report only (alert) all year
002Solids, total suspendedMAXIMUM report only (alert) all year
002BOD, percent removal [total]AVERAGE report only (alert) all year
002BOD, percent removal [total]AVERAGE report only (alert) all year
002FlowMAXIMUM report only (alert) all year
002FlowMAXIMUM report only (alert) all year
002Solids, suspended percent removalAVERAGE report only 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
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
IN1pHMAXIMUM report only (alert) all year
IN1pHMAXIMUM report only (alert) all year
IN1pHMINIMUM report only (alert) all year
IN1pHMINIMUM 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
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
IN1FlowAVERAGE report only (alert) all year
IN1FlowAVERAGE report only (alert) all year
IN1FlowMAXIMUM report only (alert) all year
IN1FlowMAXIMUM report only (alert) all year
IN2BOD, 5-day, 20 deg. CMAXIMUM report only (alert) all year
IN2BOD, 5-day, 20 deg. CMAXIMUM report only (alert) all year
IN2BOD, 5-day, 20 deg. CMAXIMUM report only (alert) all year
IN2BOD, 5-day, 20 deg. CMAXIMUM report only (alert) all year
IN2pHMAXIMUM report only (alert) all year
IN2pHMAXIMUM report only (alert) all year
IN2pHMINIMUM report only (alert) all year
IN2pHMINIMUM report only (alert) all year
IN2Solids, total suspendedMAXIMUM report only (alert) all year
IN2Solids, total suspendedMAXIMUM report only (alert) all year
IN2Solids, total suspendedMAXIMUM report only (alert) all year
IN2Solids, total suspendedMAXIMUM report only (alert) all year
IN2FlowMAXIMUM report only (alert) all year
IN2FlowMAXIMUM 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