City of La Center

NPDES permit WA0023230 · Minor POTW · administratively continued, expires 2021-01-31 · 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 2021-01-31 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

0values over a limit
6required values missing, on 3 form(s)
0of 35 forms filed late

Last period with anything received: 2026-08-31.

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 (78)

OutfallParameterStatisticLimitMonths
001Oxygen, dissolved [DO]AVERAGE report only (alert) all year
001Oxygen, dissolved [DO]AVERAGE report only (alert) all year
001Oil and grease, hexane extr methodAVERAGE report only (alert) all year
001Oil and grease, hexane extr methodAVERAGE report only (alert) all year
001Nitrogen, Kjeldahl, total [as N]AVERAGE report only (alert) all year
001Nitrogen, Kjeldahl, total [as N]AVERAGE report only (alert) all year
001Nitrite + Nitrate total [as N]AVERAGE report only (alert) all year
001Nitrite + Nitrate total [as N]AVERAGE 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
001Hardness, total [as CaCO3]AVERAGE report only (alert) all year
001Hardness, total [as CaCO3]AVERAGE report only (alert) all year
001Chlorine, total residualAVERAGE report only (alert) all year
001Chlorine, total residualAVERAGE report only (alert) all year
001Solids, total dissolvedAVERAGE report only (alert) all year
001Solids, total dissolvedAVERAGE report only (alert) all year
001ATemperature, water deg. centigradeAVERAGE report only (alert) all year
001ATemperature, water deg. centigradeAVERAGE report only (alert) all year
001ATemperature, water deg. centigradeMAXIMUM report only (alert) all year
001ATemperature, water deg. centigradeMAXIMUM report only (alert) all year
001ABOD, 5-day, 20 deg. CAVERAGE <= 30 mg/L all year
001ABOD, 5-day, 20 deg. CAVERAGE <= 30 mg/L all year
001ABOD, 5-day, 20 deg. CWKLY AVG <= 45 mg/L all year
001ABOD, 5-day, 20 deg. CWKLY AVG <= 45 mg/L all year
001ABOD, 5-day, 20 deg. CAVERAGE <= 173 lb/d all year
001ABOD, 5-day, 20 deg. CAVERAGE <= 173 lb/d all year
001ABOD, 5-day, 20 deg. CWKLY AVG <= 260 lb/d all year
001ABOD, 5-day, 20 deg. CWKLY AVG <= 260 lb/d all year
001ApHDAILY MN >= 6 SU all year
001ApHDAILY MN >= 6 SU all year
001ApHDAILY MX <= 9 SU all year
001ApHDAILY MX <= 9 SU all year
001ASolids, total suspendedAVERAGE <= 30 mg/L all year
001ASolids, total suspendedAVERAGE <= 30 mg/L all year
001ASolids, total suspendedWKLY AVG <= 45 mg/L all year
001ASolids, total suspendedWKLY AVG <= 45 mg/L all year
001ASolids, total suspendedAVERAGE <= 161 lb/d all year
001ASolids, total suspendedAVERAGE <= 161 lb/d all year
001ASolids, total suspendedWKLY AVG <= 242 lb/d all year
001ASolids, total suspendedWKLY AVG <= 242 lb/d all year
001ANitrogen, ammonia total [as N]AVERAGE <= 3.6 mg/L Jun, Jul, Aug, Sep, Oct
001ANitrogen, ammonia total [as N]AVERAGE <= 3.6 mg/L Jun, Jul, Aug, Sep, Oct
001ANitrogen, ammonia total [as N]AVERAGE <= 13.9 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
001ANitrogen, ammonia total [as N]AVERAGE <= 13.9 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
001ABOD, percent removal [total]MO AV MN >= 85 % all year
001ABOD, percent removal [total]MO AV MN >= 85 % all year
001AColiform, fecal generalMO GEOMN <= 100 #/100mL all year
001AColiform, fecal generalMO GEOMN <= 100 #/100mL all year
001AColiform, fecal generalWK GEOMN <= 200 #/100mL all year
001AColiform, fecal generalWK GEOMN <= 200 #/100mL all year
001AFlowAVERAGE report only (alert) all year
001AFlowAVERAGE report only (alert) all year
001ASolids, suspended percent removalMO AV MN >= 85 % all year
001ASolids, suspended percent removalMO AV MN >= 85 % all year
001CChlorine, total residualAVERAGE report only (alert) all year
001CChlorine, total residualAVERAGE report only (alert) all year
001CChlorine, total residualDAILY MX report only (alert) all year
001CChlorine, total residualDAILY MX report only (alert) all year
INFBOD, 5-day, 20 deg. CAVERAGE report only (alert) all year
INFBOD, 5-day, 20 deg. CAVERAGE report only (alert) all year
INFBOD, 5-day, 20 deg. CMAXIMUM report only (alert) all year
INFBOD, 5-day, 20 deg. CMAXIMUM report only (alert) all year
INFBOD, 5-day, 20 deg. CAVERAGE report only (alert) all year
INFBOD, 5-day, 20 deg. CAVERAGE report only (alert) all year
INFBOD, 5-day, 20 deg. CMAXIMUM report only (alert) all year
INFBOD, 5-day, 20 deg. CMAXIMUM report only (alert) all year
INFSolids, total suspendedAVERAGE report only (alert) all year
INFSolids, total suspendedAVERAGE report only (alert) all year
INFSolids, total suspendedMAXIMUM report only (alert) all year
INFSolids, total suspendedMAXIMUM report only (alert) all year
INFSolids, total suspendedAVERAGE report only (alert) all year
INFSolids, total suspendedAVERAGE report only (alert) all year
INFSolids, total suspendedMAXIMUM report only (alert) all year
INFSolids, total suspendedMAXIMUM report only (alert) all year
INFNitrogen, ammonia total [as N]AVERAGE report only (alert) all year
INFNitrogen, ammonia total [as N]AVERAGE report only (alert) all year
INFNitrogen, ammonia total [as N]MAXIMUM report only (alert) all year
INFNitrogen, ammonia total [as N]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