MERIDIAN, CITY OF

NPDES permit ID0020192 · Major POTW · administratively continued, expires 2022-07-31 · 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 2022-07-31 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
38required values missing, on 10 form(s)
8of 177 forms filed late

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

Reporting

Reports are due about 20 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (336)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. centigradeMX DA AV report only all year
001Temperature, water deg. centigradeMX 7D AV report only all year
001Temperature, water deg. centigradeINST MAX report only all year
001ConductivityMO AVG report only all year
001ConductivityDAILY MX report only all year
001Oxygen, dissolved [DO]INST MIN >= 6 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= 20 mg/L all year
001BOD, 5-day, 20 deg. CWKLY AVG <= 30 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= 1701 lb/d all year
001BOD, 5-day, 20 deg. CWKLY AVG <= 2552 lb/d all year
001BOD, 5-day, 20 deg. CMO AVG report only all year
001pHINST MIN >= 6.5 SU all year
001pHINST MAX <= 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 report only all year
001Solids, total suspendedROLL AVG <= 17.5 mg/L all year
001Solids, total suspendedROLL AVG <= 1489 lb/d all year
001Nitrogen, ammonia total [as N]MO AVG <= .308 mg/L Jan, Feb, Mar, Apr, Oct, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= .406 mg/L May, Jun, Jul, Aug, Sep
001Nitrogen, ammonia total [as N]DAILY MX <= 1.25 mg/L Jan, Feb, Mar, Apr, Oct, Nov, Dec
001Nitrogen, ammonia total [as N]DAILY MX <= 1.65 mg/L May, Jun, Jul, Aug, Sep
001Nitrogen, ammonia total [as N]MO AVG <= 26.2 lb/d Jan, Feb, Mar, Apr, Oct, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 34.5 lb/d May, Jun, Jul, Aug, Sep
001Nitrogen, ammonia total [as N]DAILY MX <= 106 lb/d Jan, Feb, Mar, Apr, Oct, Nov, Dec
001Nitrogen, ammonia total [as N]DAILY MX <= 140 lb/d May, Jun, Jul, Aug, Sep
001Nitrogen, Kjeldahl, total [as N]MO AVG report only all year
001Nitrogen, Kjeldahl, total [as N]DAILY MX report only all year
001Nitrite + Nitrate total [as N]MO AVG report only all year
001Nitrite + Nitrate total [as N]DAILY MX report only all year
001Phosphorus, total [as P]MO AVG report only all year
001Phosphorus, total [as P]MX WK AV report only all year
001Phosphorus, total [as P]MO AVG report only all year
001Phosphorus, total [as P]MX WK AV report only all year
001Phosphate, ortho, dissolved [as P]MO AVG report only all year
001Phosphate, ortho, dissolved [as P]DAILY MX report only all year
001Carbon, dissolved organic [as C]MO AVG report only all year
001Carbon, dissolved organic [as C]DAILY MX report only all year
001Cyanide, weak acid, dissociableMO AVG report only all year
001Cyanide, weak acid, dissociableMO AVG report only all year
001Cyanide, weak acid, dissociableMO AVG report only all year
001Cyanide, weak acid, dissociableDAILY MX report only all year
001Cyanide, weak acid, dissociableDAILY MX report only all year
001Cyanide, weak acid, dissociableDAILY MX report only all year
001Hardness, total [as CaCO3]MO AVG report only all year
001Hardness, total [as CaCO3]DAILY MX report only all year
001Selenium, total recoverableMO AVG report only all year
001Selenium, total recoverableMO AVG report only all year
001Selenium, total recoverableDAILY MX report only all year
001Selenium, total recoverableDAILY MX report only all year
001Arsenic, total [as As]MO AVG report only all year
001Arsenic, total [as As]MO AVG report only all year
001Arsenic, total [as As]DAILY MX report only all year
001Arsenic, total [as As]DAILY MX report only all year
001Nickel, total recoverableMO AVG report only all year
001Nickel, total recoverableMO AVG report only all year
001Nickel, total recoverableDAILY MX report only all year
001Nickel, total recoverableDAILY MX report only all year
001Silver total recoverableMO AVG report only all year
001Silver total recoverableMO AVG report only all year
001Silver total recoverableDAILY MX report only all year
001Silver total recoverableDAILY MX report only all year
001Zinc, total recoverableMO AVG report only all year
001Zinc, total recoverableDAILY MX report only all year
001Zinc, total recoverableMO AVG report only all year
001Zinc, total recoverableMO AVG report only all year
001Zinc, total recoverableDAILY MX report only all year
001Zinc, total recoverableDAILY MX report only all year
001Cadmium, total recoverableMO AVG report only all year
001Cadmium, total recoverableMO AVG report only all year
001Cadmium, total recoverableDAILY MX report only all year
001Cadmium, total recoverableDAILY MX report only all year
001Lead, total recoverableMO AVG report only all year
001Lead, total recoverableMO AVG report only all year
001Lead, total recoverableDAILY MX report only all year
001Lead, total recoverableDAILY MX report only all year
001Chromium, total recoverableMO AVG report only all year
001Chromium, total recoverableMO AVG report only all year
001Chromium, total recoverableDAILY MX report only all year
001Chromium, total recoverableDAILY MX report only all year
001Copper, total recoverableMO AVG report only all year
001Copper, total recoverableMO AVG report only all year
001Copper, total recoverableDAILY MX report only all year
001Copper, total recoverableDAILY MX report only all year
001Copper, total recoverableMO AVG <= 13.3 ug/L all year
001Copper, total recoverableDAILY MX <= 18.5 ug/L all year
001Copper, total recoverableMO AVG <= 1.13 lb/d all year
001Copper, total recoverableDAILY MX <= 1.57 lb/d all year
001Molybdenum, total recoverableMO AVG report only all year
001Molybdenum, total recoverableMO AVG report only all year
001Molybdenum, total recoverableDAILY MX report only all year
001Molybdenum, total recoverableDAILY MX report only all year
001Chromium, hexavalent dissolved [as Cr]MO AVG report only all year
001Chromium, hexavalent dissolved [as Cr]MO AVG report only all year
001Chromium, hexavalent dissolved [as Cr]DAILY MX report only all year
001Chromium, hexavalent dissolved [as Cr]DAILY MX report only all year
001E. coli, MTEC-MFMO GEOMN <= 126 #/100mL all year
001E. coli, MTEC-MFINST MAX <= 576 #/100mL all year
001Di[2-ethylhexyl] phthalate [DEHP]MO AVG report only all year
001Di[2-ethylhexyl] phthalate [DEHP]MO AVG report only all year
001Di[2-ethylhexyl] phthalate [DEHP]DAILY MX report only all year
001Di[2-ethylhexyl] phthalate [DEHP]DAILY MX report only all year
001Di[2-ethylhexyl] phthalate [DEHP]MO AVG report only all year
001Di[2-ethylhexyl] phthalate [DEHP]MO AVG report only all year
001Di[2-ethylhexyl] phthalate [DEHP]DAILY MX report only all year
001Di[2-ethylhexyl] phthalate [DEHP]DAILY MX report only all year
001Floating solids, waste or visible foam-visualMO MAX <= 0 N=0;Y=1 all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Mercury, total recoverableMO AVG report only May, Jun, Jul, Aug, Sep
001Mercury, total recoverableMO AVG <= .015 ug/L Jan, Feb, Mar, Apr, Oct, Nov, Dec
001Mercury, total recoverableDAILY MX report only May, Jun, Jul, Aug, Sep
001Mercury, total recoverableDAILY MX <= .033 ug/L Jan, Feb, Mar, Apr, Oct, Nov, Dec
001Mercury, total recoverableMO AVG <= .0013 lb/d Jan, Feb, Mar, Apr, Oct, Nov, Dec
001Mercury, total recoverableDAILY MX <= .0028 lb/d Jan, Feb, Mar, Apr, Oct, Nov, Dec
001Mercury, total recoverableMO AVG report only all year
001Mercury, total recoverableMO AVG report only all year
001Mercury, total recoverableDAILY MX report only all year
001Mercury, total recoverableDAILY MX report only all year
001ChlorpyrifosMO AVG report only all year
001ChlorpyrifosMO AVG report only all year
001ChlorpyrifosDAILY MX report only all year
001ChlorpyrifosDAILY MX report only all year
001BOD, 5-day, percent removalMO AV MN >= 85 % all year
001Solids, suspended percent removalMO AV MN >= 85 % all year
001Toxicity, ChronicAVERAGE report only all year
001Toxicity, ChronicAVERAGE report only all year
001Toxicity, ChronicMAXIMUM report only all year
001Toxicity, ChronicMAXIMUM report only all year
002Temperature, water deg. centigradeMX DA AV report only Apr, May, Aug, Sep, Nov
002Temperature, water deg. centigradeMX DA AV report only Jan, Feb, Mar, Jun, Jul, Oct, Dec
002Temperature, water deg. centigradeMX DA AV report only all year
002Temperature, water deg. centigradeMX 7D AV report only Apr, May, Aug, Sep, Nov
002Temperature, water deg. centigradeMX 7D AV report only Jan, Feb, Mar, Jun, Jul, Oct, Dec
002Temperature, water deg. centigradeMX 7D AV report only all year
002Temperature, water deg. centigradeINST MAX report only Apr, May, Aug, Sep, Nov
002Temperature, water deg. centigradeINST MAX report only Jan, Feb, Mar, Jun, Jul, Oct, Dec
002Temperature, water deg. centigradeINST MAX report only all year
002ConductivityMO AVG report only all year
002ConductivityMO AVG report only all year
002ConductivityDAILY MX report only all year
002ConductivityDAILY MX report only all year
002Oxygen, dissolved [DO]INST MIN >= 6 mg/L all year
002Oxygen, dissolved percent saturationINST MIN >= 75 % all year
002BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
002BOD, 5-day, 20 deg. CWKLY AVG <= 45 mg/L all year
002BOD, 5-day, 20 deg. CMO AVG <= 2552 lb/d all year
002BOD, 5-day, 20 deg. CWKLY AVG <= 3828 lb/d all year
002BOD, 5-day, 20 deg. CMO AVG report only all year
002pHINST MIN >= 6.5 SU all year
002pHINST MAX <= 9 SU all year
002Solids, total suspendedMO AVG <= 30 mg/L all year
002Solids, total suspendedWKLY AVG <= 45 mg/L all year
002Solids, total suspendedMO AVG <= 2550 lb/d all year
002Solids, total suspendedWKLY AVG <= 3820 lb/d all year
002Solids, total suspendedMO AVG report only all year
002Nitrogen, ammonia total [as N]MO AVG <= .256 mg/L Jan, Feb, Mar, Apr, May, Jun, Nov, Dec
002Nitrogen, ammonia total [as N]MO AVG <= .242 mg/L Jul, Aug, Sep, Oct
002Nitrogen, ammonia total [as N]DAILY MX <= 1.04 mg/L Jan, Feb, Mar, Apr, May, Jun, Nov, Dec
002Nitrogen, ammonia total [as N]DAILY MX <= 1.06 mg/L Jul, Aug, Sep, Oct
002Nitrogen, ammonia total [as N]MO AVG <= 21.8 lb/d Jan, Feb, Mar, Apr, May, Jun, Nov, Dec
002Nitrogen, ammonia total [as N]MO AVG <= 20.6 lb/d Jul, Aug, Sep, Oct
002Nitrogen, ammonia total [as N]DAILY MX <= 88.5 lb/d Jan, Feb, Mar, Apr, May, Jun, Nov, Dec
002Nitrogen, ammonia total [as N]DAILY MX <= 90.2 lb/d Jul, Aug, Sep, Oct
002Nitrogen, Kjeldahl, total [as N]MO AVG report only all year
002Nitrogen, Kjeldahl, total [as N]DAILY MX report only all year
002Nitrite + Nitrate total [as N]MO AVG report only all year
002Nitrite + Nitrate total [as N]DAILY MX report only all year
002Phosphorus, total [as P]MO AVG report only all year
002Phosphorus, total [as P]MX WK AV report only all year
002Phosphorus, total [as P]MO AVG report only all year
002Phosphorus, total [as P]MX WK AV report only all year
002Phosphate, ortho, dissolved [as P]MO AVG report only all year
002Phosphate, ortho, dissolved [as P]DAILY MX report only all year
002Carbon, dissolved organic [as C]MO AVG report only all year
002Carbon, dissolved organic [as C]MO AVG report only all year
002Carbon, dissolved organic [as C]DAILY MX report only all year
002Carbon, dissolved organic [as C]DAILY MX report only all year
002Cyanide, weak acid, dissociableMO AVG report only all year
002Cyanide, weak acid, dissociableMO AVG report only all year
002Cyanide, weak acid, dissociableMO AVG report only all year
002Cyanide, weak acid, dissociableDAILY MX report only all year
002Cyanide, weak acid, dissociableDAILY MX report only all year
002Cyanide, weak acid, dissociableDAILY MX report only all year
002Hardness, total [as CaCO3]MO AVG report only all year
002Hardness, total [as CaCO3]MO AVG report only all year
002Hardness, total [as CaCO3]DAILY MX report only all year
002Hardness, total [as CaCO3]DAILY MX report only all year
002Selenium, total recoverableMO AVG report only all year
002Selenium, total recoverableMO AVG report only all year
002Selenium, total recoverableDAILY MX report only all year
002Selenium, total recoverableDAILY MX report only all year
002Arsenic, total [as As]MO AVG report only all year
002Arsenic, total [as As]MO AVG report only all year
002Arsenic, total [as As]DAILY MX report only all year
002Arsenic, total [as As]DAILY MX report only all year
002Nickel, total recoverableMO AVG report only all year
002Nickel, total recoverableMO AVG report only all year
002Nickel, total recoverableDAILY MX report only all year
002Nickel, total recoverableDAILY MX report only all year
002Silver total recoverableMO AVG report only all year
002Silver total recoverableMO AVG report only all year
002Silver total recoverableDAILY MX report only all year
002Silver total recoverableDAILY MX report only all year
002Zinc, total recoverableMO AVG report only all year
002Zinc, total recoverableMO AVG report only all year
002Zinc, total recoverableDAILY MX report only all year
002Zinc, total recoverableDAILY MX report only all year
002Zinc, total recoverableMO AVG report only all year
002Zinc, total recoverableMO AVG report only all year
002Zinc, total recoverableDAILY MX report only all year
002Zinc, total recoverableDAILY MX report only all year
002Cadmium, total recoverableMO AVG report only all year
002Cadmium, total recoverableMO AVG report only all year
002Cadmium, total recoverableDAILY MX report only all year
002Cadmium, total recoverableDAILY MX report only all year
002Lead, total recoverableMO AVG report only all year
002Lead, total recoverableMO AVG report only all year
002Lead, total recoverableDAILY MX report only all year
002Lead, total recoverableDAILY MX report only all year
002Chromium, total recoverableMO AVG report only all year
002Chromium, total recoverableMO AVG report only all year
002Chromium, total recoverableDAILY MX report only all year
002Chromium, total recoverableDAILY MX report only all year
002Copper, total recoverableMO AVG report only all year
002Copper, total recoverableMO AVG report only all year
002Copper, total recoverableDAILY MX report only all year
002Copper, total recoverableDAILY MX report only all year
002Copper, total recoverableMO AVG report only all year
002Copper, total recoverableMO AVG report only all year
002Copper, total recoverableDAILY MX report only all year
002Copper, total recoverableDAILY MX report only all year
002Molybdenum, total recoverableMO AVG report only all year
002Molybdenum, total recoverableMO AVG report only all year
002Molybdenum, total recoverableDAILY MX report only all year
002Molybdenum, total recoverableDAILY MX report only all year
002Chromium, hexavalent dissolved [as Cr]MO AVG report only all year
002Chromium, hexavalent dissolved [as Cr]MO AVG report only all year
002Chromium, hexavalent dissolved [as Cr]DAILY MX report only all year
002Chromium, hexavalent dissolved [as Cr]DAILY MX report only all year
002E. coli, MTEC-MFMO GEOMN <= 126 #/100mL all year
002E. coli, MTEC-MFINST MAX <= 406 #/100mL all year
002Di[2-ethylhexyl] phthalate [DEHP]MO AVG report only all year
002Di[2-ethylhexyl] phthalate [DEHP]MO AVG report only all year
002Di[2-ethylhexyl] phthalate [DEHP]DAILY MX report only all year
002Di[2-ethylhexyl] phthalate [DEHP]DAILY MX report only all year
002Di[2-ethylhexyl] phthalate [DEHP]MO AVG report only all year
002Di[2-ethylhexyl] phthalate [DEHP]MO AVG report only all year
002Di[2-ethylhexyl] phthalate [DEHP]DAILY MN report only all year
002Di[2-ethylhexyl] phthalate [DEHP]DAILY MX report only all year
002Floating solids, waste or visible foam-visualMO MAX <= 0 N=0;Y=1 all year
002Flow, in conduit or thru treatment plantMO AVG report only all year
002Flow, in conduit or thru treatment plantDAILY MX report only all year
002Mercury, total recoverableMO AVG report only all year
002Mercury, total recoverableMO AVG report only all year
002Mercury, total recoverableMO AVG report only all year
002Mercury, total recoverableDAILY MX report only all year
002Mercury, total recoverableDAILY MX report only all year
002Mercury, total recoverableDAILY MX report only all year
002Mercury, total recoverableMO AVG report only all year
002Mercury, total recoverableMO AVG report only all year
002Mercury, total recoverableDAILY MX report only all year
002Mercury, total recoverableDAILY MX report only all year
002BOD, 5-day, percent removalMO AV MN >= 85 % all year
002Solids, suspended percent removalMO AV MN >= 85 % all year
002Toxicity, ChronicAVERAGE report only all year
002Toxicity, ChronicAVERAGE report only all year
002Toxicity, ChronicMAXIMUM report only all year
002Toxicity, ChronicMAXIMUM report only all year
012BOD, 5-day, 20 deg. CMO AVG <= 2552 lb/d all year
012BOD, 5-day, 20 deg. CWKLY AVG <= 3828 lb/d all year
012Solids, total suspendedMO AVG <= 2550 lb/d all year
012Solids, total suspendedWKLY AVG <= 3820 lb/d all year
012Nitrogen, ammonia total [as N]MO AVG <= 12 mg/L all year
012Nitrogen, ammonia total [as N]DAILY MX <= 20 mg/L all year
012Nitrogen, ammonia total [as N]MO AVG <= 1021 lb/d all year
012Nitrogen, ammonia total [as N]DAILY MX <= 1701 lb/d all year
012Phosphorus, total [as P]ANNL AVG <= 2.5 mg/L all year
012Phosphorus, total [as P]ANNL AVG <= 213 lb/d all year
RECTemperature, water deg. centigradeMX DA AV report only all year
RECTemperature, water deg. centigradeMX DA AV report only all year
RECTemperature, water deg. centigradeMX 7D AV report only all year
RECTemperature, water deg. centigradeMX 7D AV report only all year
RECTemperature, water deg. centigradeINST MAX report only all year
RECTemperature, water deg. centigradeINST MAX report only all year
RECTemperature, water deg. centigradeMX DA AV report only all year
RECTemperature, water deg. centigradeMO AVG report only all year
RECTemperature, water deg. centigrade7 DA AVG report only all year
RECTemperature, water deg. centigradeDAILY MX report only all year
RECTemperature, water deg. centigradeINST MAX report only all year
RECStreamflowINST MIN report only all year
RECTurbidityINST MAX report only all year
RECTurbidityINST MAX report only all year
RECTurbidityINST MAX report only all year
RECTurbidityINST MAX report only all year
RECConductivityINST MAX report only all year
RECConductivityINST MAX report only all year
RECOxygen, dissolved [DO]INST MIN report only all year
RECBOD, 5-day, 20 deg. CINST MAX report only all year
RECBOD, 5-day, 20 deg. CINST MAX report only all year
RECpHINST MIN report only all year
RECpHINST MIN report only all year
RECpHINST MAX report only all year
RECpHINST MAX report only all year
RECpHINST MIN report only all year
RECpHINST MIN report only all year
RECpHINST MAX report only all year
RECpHINST MAX report only all year
RECNitrogen, total [as N]INST MAX report only all year
RECNitrogen, total [as N]INST MAX report only all year
RECNitrogen, total [as N]INST MAX report only all year
RECNitrogen, total [as N]INST MAX report only all year
RECNitrogen, ammonia total [as N]INST MAX report only all year
RECNitrogen, ammonia total [as N]INST MAX report only all year
RECPhosphorus, total [as P]INST MAX report only all year
RECPhosphorus, total [as P]INST MAX report only all year
RECPhosphorus, total [as P]INST MAX report only all year
RECCarbon, dissolved organic [as C]INST MAX report only all year
RECCarbon, dissolved organic [as C]INST MAX report only all year
RECHardness, total [as CaCO3]INST MAX report only all year
RECHardness, total [as CaCO3]INST MAX report only all year
RECArsenic, total [as As]INST MAX report only all year
RECArsenic, total [as As]INST MAX report only all year
RECChromium, dissolved [as Cr]INST MAX report only all year
RECCopper, dissolved [as Cu]INST MAX report only all year
RECLead, dissolved [as Pb]INST MAX report only all year
RECNickel, dissolved [as Ni]INST MAX report only all year
RECNickel, dissolved [as Ni]INST MAX report only all year
RECSilver, dissolved [as Ag]INST MAX report only all year
RECZinc, dissolved [as Zn]INST MAX report only all year
RECChromium, hexavalent dissolved [as Cr]INST MAX report only all year
RECChlorophyll AINST MAX report only all year
RECChlorophyll AINST MAX report only all year
RECChlorophyll AINST MAX report only all year
RECChlorophyll AINST MAX report only all year
RECMercury, total recoverableINST MAX report only all year

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