City of Yelm

NPDES permit WA0040762 · Minor POTW · administratively continued, expires 2016-07-31 · 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
11required values missing, on 11 form(s)
0of 82 forms filed late

Last period with anything received: 2026-07-31. Most often over: Coliform, fecal general (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 (294)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. centigradeAVERAGE report only (alert) all year
001TurbidityDAILY AV <= 2 NTU all year
001ConductivityAVERAGE report only (alert) all year
001Sulfate [as S]AVERAGE report only (alert) all year
001Oxygen, dissolved [DO]AVERAGE report only (alert) all year
001pHDAILY MN >= 6 SU all year
001pHDAILY MX <= 9 SU all year
001Alkalinity, total [as CaCO3]AVERAGE report only (alert) all year
001Nitrogen, total [as N]AVERAGE <= 10 mg/L all year
001Nitrogen, nitrite total [as N]AVERAGE report only (alert) all year
001Nitrogen, nitrate total [as N]AVERAGE report only (alert) all year
001Nitrogen, Kjeldahl, total [as N]AVERAGE report only (alert) all year
001Hardness, total [as CaCO3]AVERAGE report only (alert) all year
001Chloride [as Cl]AVERAGE report only (alert) all year
001Fluoride, total [as F]AVERAGE report only (alert) all year
001Arsenic, total [as As]AVERAGE report only (alert) all year
001Cadmium, total [as Cd]AVERAGE report only (alert) all year
001Chromium, total [as Cr]AVERAGE report only (alert) all year
001Copper, total [as Cu]AVERAGE report only (alert) all year
001Iron, total [as Fe]AVERAGE report only (alert) all year
001Lead, total [as Pb]AVERAGE report only (alert) all year
001Manganese, total [as Mn]AVERAGE report only (alert) all year
001Nickel, total [as Ni]AVERAGE report only (alert) all year
001Silver, total [as Ag]AVERAGE report only (alert) all year
001Zinc, total [as Zn]AVERAGE report only (alert) all year
001Chlorine, total residualAVERAGE report only (alert) all year
001Turbidity, increase over backgroundDAILY MX <= 5 NTU all year
001Solids, total dissolvedAVERAGE report only (alert) all year
001Mercury, total [as Hg]AVERAGE report only (alert) all year
001Coliform, total generalDAILY MX <= 23 #/100mL all year
001FlowAVERAGE report only (alert) all year
001FlowMAXIMUM report only (alert) all year
001Trihalomethane, tot.AVERAGE report only (alert) all year
002Temperature, water deg. centigradeAVERAGE report only (alert) all year
002Temperature, water deg. centigradeMAXIMUM report only (alert) all year
002Oxygen, dissolved [DO]AVERAGE report only (alert) all year
002BOD, 5-day, 20 deg. CAVERAGE <= 30 mg/L all year
002BOD, 5-day, 20 deg. CWKLY AVG <= 45 mg/L all year
002BOD, 5-day, 20 deg. CAVERAGE <= 250 lb/d all year
002BOD, 5-day, 20 deg. CWKLY AVG <= 375 lb/d all year
002pHDAILY MN >= 6 SU all year
002pHDAILY MX <= 9 SU all year
002Solids, total suspendedAVERAGE <= 30 mg/L all year
002Solids, total suspendedWKLY AVG <= 45 mg/L all year
002Solids, total suspendedAVERAGE <= 250 lb/d all year
002Solids, total suspendedWKLY AVG <= 375 lb/d all year
002Nitrogen, ammonia total [as N]AVERAGE <= 3 mg/L all year
002Nitrogen, ammonia total [as N]WKLY AVG <= 4.5 mg/L all year
002Hardness, total [as CaCO3]AVERAGE report only (alert) all year
002Chlorine, total residualAVERAGE <= .5 mg/L all year
002Chlorine, total residualWKLY AVG <= .75 mg/L all year
002BOD, percent removal [total]AVERAGE report only (alert) all year
002Coliform, fecal generalMO GEOMN <= 100 #/100mL all year
002Coliform, fecal generalWK GEOMN <= 200 #/100mL all year
002FlowAVERAGE report only (alert) all year
003Temperature, water deg. centigradeAVERAGE report only (alert) all year
003Temperature, water deg. centigradeMAXIMUM report only (alert) all year
003Oxygen, dissolved [DO]AVERAGE report only (alert) all year
003BOD, 5-day, 20 deg. CAVERAGE <= 30 mg/L all year
003BOD, 5-day, 20 deg. CWKLY AVG <= 45 mg/L all year
003BOD, 5-day, 20 deg. CAVERAGE <= 250 lb/d all year
003BOD, 5-day, 20 deg. CWKLY AVG <= 375 lb/d all year
003pHDAILY MN >= 6 SU all year
003pHDAILY MX <= 9 SU all year
003Solids, total suspendedAVERAGE <= 30 mg/L all year
003Solids, total suspendedWKLY AVG <= 45 mg/L all year
003Solids, total suspendedAVERAGE <= 250 lb/d all year
003Solids, total suspendedWKLY AVG <= 375 lb/d all year
003Nitrogen, ammonia total [as N]AVERAGE <= 3 mg/L all year
003Nitrogen, ammonia total [as N]WKLY AVG <= 4.5 mg/L all year
003Hardness, total [as CaCO3]AVERAGE report only (alert) all year
003Lead, total [as Pb]AVERAGE <= 10 ug/L all year
003Chlorine, total residualAVERAGE <= .047 mg/L all year
003Chlorine, total residualWKLY AVG <= .124 mg/L all year
003BOD, percent removal [total]AVERAGE report only (alert) all year
003Coliform, fecal generalMO GEOMN <= 100 #/100mL all year
003Coliform, fecal generalWK GEOMN <= 200 #/100mL all year
003FlowAVERAGE 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. CAVERAGE 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 suspendedMAXIMUM report only (alert) all year
INFSolids, total suspendedAVERAGE report only (alert) all year
INFSolids, total suspendedMAXIMUM report only (alert) all year
INFFlowAVERAGE report only (alert) all year
INFFlowMAXIMUM report only (alert) all year
INF2Nitrogen, total [as N]AVERAGE report only (alert) all year
INF2Nitrogen, ammonia, tot unionized [as N]AVERAGE report only (alert) all year
INF2Nitrogen, nitrite total [as N]AVERAGE report only (alert) all year
INF2Nitrogen, nitrate total [as N]AVERAGE report only (alert) all year
INF2Nitrogen, Kjeldahl, total [as N]AVERAGE report only (alert) all year
INF2Chloride [as Cl]AVERAGE report only (alert) all year
INF2Solids, total dissolvedAVERAGE report only (alert) all year
INF2Coliform, fecal generalGEO MEAN report only (alert) all year
MW1Temperature, water deg. centigradeAVERAGE report only (alert) all year
MW1ConductivityAVERAGE report only (alert) all year
MW1Sulfate [as S]AVERAGE report only (alert) all year
MW1Oxygen, dissolved [DO]AVERAGE report only (alert) all year
MW1pHVALUE report only (alert) all year
MW1Alkalinity, bicarbonate [as CaCO3]AVERAGE report only (alert) all year
MW1Alkalinity, carbonate [as CaCO3]AVERAGE report only (alert) all year
MW1Nitrogen, total [as N]AVERAGE report only (alert) all year
MW1Nitrogen, ammonia total [as N]AVERAGE report only (alert) all year
MW1Nitrogen, nitrite total [as N]AVERAGE report only (alert) all year
MW1Nitrogen, nitrate total [as N]AVERAGE report only (alert) all year
MW1Nitrogen, Kjeldahl, total [as N]AVERAGE report only (alert) all year
MW1Carbon, dissolved organic [as C]AVERAGE report only (alert) all year
MW1Calcium, total [as Ca]AVERAGE report only (alert) all year
MW1Magnesium, total [as Mg]AVERAGE report only (alert) all year
MW1Sodium, total [as Na]AVERAGE report only (alert) all year
MW1Potassium, total [as K]AVERAGE report only (alert) all year
MW1Chloride [as Cl]AVERAGE report only (alert) all year
MW1Fluoride, total [as F]AVERAGE report only (alert) all year
MW1Arsenic, total [as As]AVERAGE report only (alert) all year
MW1Cadmium, total [as Cd]AVERAGE report only (alert) all year
MW1Chromium, total [as Cr]AVERAGE report only (alert) all year
MW1Copper, total [as Cu]AVERAGE report only (alert) all year
MW1Lead, total [as Pb]AVERAGE report only (alert) all year
MW1Manganese, total [as Mn]AVERAGE report only (alert) all year
MW1Nickel, total [as Ni]AVERAGE report only (alert) all year
MW1Silver, total [as Ag]AVERAGE report only (alert) all year
MW1Zinc, total [as Zn]AVERAGE report only (alert) all year
MW1Water ElevationAVERAGE report only (alert) all year
MW1Solids, total dissolvedAVERAGE report only (alert) all year
MW1Mercury, total [as Hg]AVERAGE report only (alert) all year
MW1Coliform, fecal generalMO GEOMN report only (alert) all year
MW1Trihalomethane, tot.AVERAGE report only (alert) all year
MW2Temperature, water deg. centigradeAVERAGE report only (alert) all year
MW2ConductivityAVERAGE <= 700 umho/cm all year
MW2Sulfate [as S]AVERAGE <= 250 mg/L all year
MW2Oxygen, dissolved [DO]AVERAGE report only (alert) all year
MW2pHVALUE report only (alert) all year
MW2Alkalinity, bicarbonate [as CaCO3]AVERAGE report only (alert) all year
MW2Alkalinity, carbonate [as CaCO3]AVERAGE report only (alert) all year
MW2Nitrogen, total [as N]AVERAGE report only (alert) all year
MW2Nitrogen, ammonia total [as N]AVERAGE report only (alert) all year
MW2Nitrogen, nitrite total [as N]AVERAGE <= 1 mg/L all year
MW2Nitrogen, nitrate total [as N]AVERAGE <= 10 mg/L all year
MW2Nitrogen, Kjeldahl, total [as N]AVERAGE report only (alert) all year
MW2Carbon, dissolved organic [as C]AVERAGE report only (alert) all year
MW2Calcium, total [as Ca]AVERAGE report only (alert) all year
MW2Magnesium, total [as Mg]AVERAGE report only (alert) all year
MW2Sodium, total [as Na]AVERAGE report only (alert) all year
MW2Potassium, total [as K]AVERAGE report only (alert) all year
MW2Chloride [as Cl]AVERAGE report only (alert) all year
MW2Fluoride, total [as F]AVERAGE <= 2 mg/L all year
MW2Arsenic, total [as As]AVERAGE <= 10 ug/L all year
MW2Cadmium, total [as Cd]AVERAGE <= 5 ug/L all year
MW2Chromium, total [as Cr]AVERAGE <= 100 ug/L all year
MW2Copper, total [as Cu]AVERAGE <= 1300 ug/L all year
MW2Lead, total [as Pb]AVERAGE <= 15 ug/L all year
MW2Manganese, total [as Mn]AVERAGE report only (alert) all year
MW2Nickel, total [as Ni]AVERAGE <= 100 ug/L all year
MW2Silver, total [as Ag]AVERAGE <= 100 ug/L all year
MW2Zinc, total [as Zn]AVERAGE <= 5000 ug/L all year
MW2Water ElevationAVERAGE report only (alert) all year
MW2Solids, total dissolvedAVERAGE <= 500 mg/L all year
MW2Mercury, total [as Hg]AVERAGE <= 2 ug/L all year
MW2Coliform, fecal generalMO GEOMN <= 1 #/100mL all year
MW2Trihalomethane, tot.AVERAGE <= 80 ug/L all year
MW3Temperature, water deg. centigradeAVERAGE report only (alert) all year
MW3ConductivityAVERAGE <= 700 umho/cm all year
MW3Sulfate [as S]AVERAGE <= 250 mg/L all year
MW3Oxygen, dissolved [DO]AVERAGE report only (alert) all year
MW3pHVALUE report only (alert) all year
MW3Alkalinity, bicarbonate [as CaCO3]AVERAGE report only (alert) all year
MW3Alkalinity, carbonate [as CaCO3]AVERAGE report only (alert) all year
MW3Nitrogen, total [as N]AVERAGE report only (alert) all year
MW3Nitrogen, ammonia total [as N]AVERAGE report only (alert) all year
MW3Nitrogen, nitrite total [as N]AVERAGE <= 1 mg/L all year
MW3Nitrogen, nitrate total [as N]AVERAGE <= 10 mg/L all year
MW3Nitrogen, Kjeldahl, total [as N]AVERAGE report only (alert) all year
MW3Carbon, dissolved organic [as C]AVERAGE report only (alert) all year
MW3Calcium, total [as Ca]AVERAGE report only (alert) all year
MW3Magnesium, total [as Mg]AVERAGE report only (alert) all year
MW3Sodium, total [as Na]AVERAGE report only (alert) all year
MW3Potassium, total [as K]AVERAGE report only (alert) all year
MW3Chloride [as Cl]AVERAGE report only (alert) all year
MW3Fluoride, total [as F]AVERAGE <= 2 mg/L all year
MW3Arsenic, total [as As]AVERAGE <= 10 ug/L all year
MW3Cadmium, total [as Cd]AVERAGE <= 5 ug/L all year
MW3Chromium, total [as Cr]AVERAGE <= 100 ug/L all year
MW3Copper, total [as Cu]AVERAGE <= 1300 ug/L all year
MW3Lead, total [as Pb]AVERAGE <= 15 ug/L all year
MW3Manganese, total [as Mn]AVERAGE report only (alert) all year
MW3Nickel, total [as Ni]AVERAGE <= 100 ug/L all year
MW3Silver, total [as Ag]AVERAGE <= 100 ug/L all year
MW3Zinc, total [as Zn]AVERAGE <= 5000 ug/L all year
MW3Water ElevationAVERAGE report only (alert) all year
MW3Solids, total dissolvedAVERAGE <= 500 mg/L all year
MW3Mercury, total [as Hg]AVERAGE <= 2 ug/L all year
MW3Coliform, fecal generalMO GEOMN <= 1 #/100mL all year
MW3Trihalomethane, tot.AVERAGE <= 80 ug/L all year
MW4Temperature, water deg. centigradeAVERAGE report only (alert) all year
MW4ConductivityAVERAGE <= 700 umho/cm all year
MW4Sulfate [as S]AVERAGE <= 250 mg/L all year
MW4Oxygen, dissolved [DO]AVERAGE report only (alert) all year
MW4pHVALUE report only (alert) all year
MW4Alkalinity, bicarbonate [as CaCO3]AVERAGE report only (alert) all year
MW4Alkalinity, carbonate [as CaCO3]AVERAGE report only (alert) all year
MW4Nitrogen, total [as N]AVERAGE report only (alert) all year
MW4Nitrogen, ammonia total [as N]AVERAGE report only (alert) all year
MW4Nitrogen, nitrite total [as N]AVERAGE <= 1 mg/L all year
MW4Nitrogen, nitrate total [as N]AVERAGE <= 10 mg/L all year
MW4Nitrogen, Kjeldahl, total [as N]AVERAGE report only (alert) all year
MW4Carbon, dissolved organic [as C]AVERAGE report only (alert) all year
MW4Calcium, total [as Ca]AVERAGE report only (alert) all year
MW4Magnesium, total [as Mg]AVERAGE report only (alert) all year
MW4Sodium, total [as Na]AVERAGE report only (alert) all year
MW4Potassium, total [as K]AVERAGE report only (alert) all year
MW4Chloride [as Cl]AVERAGE report only (alert) all year
MW4Fluoride, total [as F]AVERAGE <= 2 mg/L all year
MW4Arsenic, total [as As]AVERAGE <= 10 ug/L all year
MW4Cadmium, total [as Cd]AVERAGE <= 5 ug/L all year
MW4Chromium, total [as Cr]AVERAGE <= 100 ug/L all year
MW4Copper, total [as Cu]AVERAGE <= 1300 ug/L all year
MW4Lead, total [as Pb]AVERAGE <= 15 ug/L all year
MW4Manganese, total [as Mn]AVERAGE report only (alert) all year
MW4Nickel, total [as Ni]AVERAGE <= 100 ug/L all year
MW4Silver, total [as Ag]AVERAGE <= 100 ug/L all year
MW4Zinc, total [as Zn]AVERAGE <= 5000 ug/L all year
MW4Water ElevationAVERAGE report only (alert) all year
MW4Solids, total dissolvedAVERAGE <= 500 mg/L all year
MW4Mercury, total [as Hg]AVERAGE <= 2 ug/L all year
MW4Coliform, fecal generalMO GEOMN <= 1 #/100mL all year
MW4Trihalomethane, tot.AVERAGE <= 80 ug/L all year
MW5Temperature, water deg. centigradeAVERAGE report only (alert) all year
MW5ConductivityAVERAGE report only (alert) all year
MW5Sulfate [as S]AVERAGE report only (alert) all year
MW5Oxygen, dissolved [DO]AVERAGE report only (alert) all year
MW5pHVALUE report only (alert) all year
MW5Alkalinity, bicarbonate [as CaCO3]AVERAGE report only (alert) all year
MW5Alkalinity, carbonate [as CaCO3]AVERAGE report only (alert) all year
MW5Nitrogen, total [as N]AVERAGE report only (alert) all year
MW5Nitrogen, ammonia total [as N]AVERAGE report only (alert) all year
MW5Nitrogen, nitrite total [as N]AVERAGE report only (alert) all year
MW5Nitrogen, nitrate total [as N]AVERAGE report only (alert) all year
MW5Nitrogen, Kjeldahl, total [as N]AVERAGE report only (alert) all year
MW5Carbon, dissolved organic [as C]AVERAGE report only (alert) all year
MW5Calcium, total [as Ca]AVERAGE report only (alert) all year
MW5Magnesium, total [as Mg]AVERAGE report only (alert) all year
MW5Sodium, total [as Na]AVERAGE report only (alert) all year
MW5Potassium, total [as K]AVERAGE report only (alert) all year
MW5Chloride [as Cl]AVERAGE report only (alert) all year
MW5Fluoride, total [as F]AVERAGE report only (alert) all year
MW5Arsenic, total [as As]AVERAGE report only (alert) all year
MW5Cadmium, total [as Cd]AVERAGE report only (alert) all year
MW5Chromium, total [as Cr]AVERAGE report only (alert) all year
MW5Copper, total [as Cu]AVERAGE report only (alert) all year
MW5Lead, total [as Pb]AVERAGE report only (alert) all year
MW5Manganese, total [as Mn]AVERAGE report only (alert) all year
MW5Nickel, total [as Ni]AVERAGE report only (alert) all year
MW5Silver, total [as Ag]AVERAGE report only (alert) all year
MW5Zinc, total [as Zn]AVERAGE report only (alert) all year
MW5Water ElevationAVERAGE report only (alert) all year
MW5Solids, total dissolvedAVERAGE report only (alert) all year
MW5Mercury, total [as Hg]AVERAGE report only (alert) all year
MW5Coliform, fecal generalMO GEOMN report only (alert) all year
MW5Trihalomethane, tot.AVERAGE report only (alert) all year
MW6Temperature, water deg. centigradeAVERAGE report only (alert) all year
MW6ConductivityAVERAGE report only (alert) all year
MW6Sulfate [as S]AVERAGE report only (alert) all year
MW6Oxygen, dissolved [DO]AVERAGE report only (alert) all year
MW6pHVALUE report only (alert) all year
MW6Alkalinity, bicarbonate [as CaCO3]AVERAGE report only (alert) all year
MW6Alkalinity, carbonate [as CaCO3]AVERAGE report only (alert) all year
MW6Nitrogen, total [as N]AVERAGE report only (alert) all year
MW6Nitrogen, ammonia total [as N]AVERAGE report only (alert) all year
MW6Nitrogen, nitrite total [as N]AVERAGE report only (alert) all year
MW6Nitrogen, nitrate total [as N]AVERAGE report only (alert) all year
MW6Nitrogen, Kjeldahl, total [as N]AVERAGE report only (alert) all year
MW6Carbon, dissolved organic [as C]AVERAGE report only (alert) all year
MW6Calcium, total [as Ca]AVERAGE report only (alert) all year
MW6Magnesium, total [as Mg]AVERAGE report only (alert) all year
MW6Sodium, total [as Na]AVERAGE report only (alert) all year
MW6Potassium, total [as K]AVERAGE report only (alert) all year
MW6Chloride [as Cl]AVERAGE report only (alert) all year
MW6Fluoride, total [as F]AVERAGE report only (alert) all year
MW6Arsenic, total [as As]AVERAGE report only (alert) all year
MW6Cadmium, total [as Cd]AVERAGE report only (alert) all year
MW6Chromium, total [as Cr]AVERAGE report only (alert) all year
MW6Copper, total [as Cu]AVERAGE report only (alert) all year
MW6Lead, total [as Pb]AVERAGE report only (alert) all year
MW6Manganese, total [as Mn]AVERAGE report only (alert) all year
MW6Nickel, total [as Ni]AVERAGE report only (alert) all year
MW6Silver, total [as Ag]AVERAGE report only (alert) all year
MW6Zinc, total [as Zn]AVERAGE report only (alert) all year
MW6Water ElevationAVERAGE report only (alert) all year
MW6Solids, total dissolvedAVERAGE report only (alert) all year
MW6Mercury, total [as Hg]AVERAGE report only (alert) all year
MW6Coliform, fecal generalMO GEOMN report only (alert) all year
MW6Trihalomethane, tot.AVERAGE report only (alert) all year

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