City of Pasco

NPDES permit WA0044962 · Major POTW · administratively continued, expires 2015-06-30 · 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
70required values missing, on 10 form(s)
0of 32 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 (63)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. centigradeAVERAGE report only (alert) all year
001Temperature, water deg. centigradeMAXIMUM report only (alert) all year
001Oxygen, dissolved [DO]AVERAGE report only (alert) all year
001Oxygen, dissolved [DO]MINIMUM report only (alert) all year
001BOD, 5-day, 20 deg. CMO AVG <= 1131 lb/d all year
001BOD, 5-day, dissolvedWKLY AVG <= 45 mg/L all year
001BOD, 5-day, dissolvedWKLY AVG <= 1696 lb/d all year
001Solids, total suspendedMO AVG <= 30 mg/L all year
001Solids, total suspendedMO AVG <= 1131 lb/d all year
001Solids, total suspendedWKLY AVG <= 1696 lb/d all year
001Nitrogen, ammonia total [as N]MAXIMUM report only (alert) all year
001Nitrogen, ammonia total [as N]MO AVG 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
001BOD, percent removal [total]MO AV MN >= 85 % all year
001pH, maximumMAXIMUM <= 9 SU all year
001pH, minimumMINIMUM >= 6 SU all year
001Coliform, fecal generalMO GEOMN <= 200 #/100mL all year
001FlowAVERAGE report only (alert) all year
001FlowMAXIMUM report only (alert) all year
001Solids, suspended percent removalMO AV MN >= 85 % all year
001AArsenic, total [as As]MAXIMUM report only (alert) all year
001ACadmium, total [as Cd]MAXIMUM report only (alert) all year
001ALead, total [as Pb]MAXIMUM report only (alert) all year
001AMolybdenum, total [as Mo]MAXIMUM report only (alert) all year
001AZinc, total [as Zn]MAXIMUM report only (alert) all year
001ASelenium, total [as Se]MAXIMUM report only (alert) all year
001AMercury, total [as Hg]MAXIMUM report only (alert) all year
001QCyanide, total [as CN]MAXIMUM report only (alert) all year
001QCopper, total [as Cu]MAXIMUM report only (alert) all year
001QTotal phenolsMAXIMUM report only (alert) all year
001QPhenolics, totalMAXIMUM report only (alert) all year
IN1Temperature, water deg. centigradeAVERAGE report only (alert) all year
IN1Temperature, water deg. centigradeMAXIMUM report only (alert) all year
IN1Oxygen, dissolved [DO]AVERAGE report only (alert) all year
IN1Oxygen, dissolved [DO]MINIMUM 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
IN1Nitrogen, ammonia total [as N]AVERAGE report only (alert) all year
IN1Nitrogen, ammonia total [as N]MAXIMUM 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
IN1pH, maximumMAXIMUM report only (alert) all year
IN1pH, minimumMINIMUM report only (alert) all year
IN1FlowAVERAGE report only (alert) all year
IN1FlowMAXIMUM report only (alert) all year
IN1ACadmium, total [as Cd]MAXIMUM report only (alert) all year
IN1ALead, total [as Pb]MAXIMUM report only (alert) all year
IN1AMercury, total [as Hg]MAXIMUM report only (alert) all year
IN1QCyanide, total [as CN]MAXIMUM report only (alert) all year
IN1QCopper, total [as Cu]MAXIMUM report only (alert) all year
IN1QTotal phenolsMAXIMUM report only (alert) all year
IN1QPhenolics, totalMAXIMUM 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