MOSCOW, CITY OF

NPDES permit ID0021491 · Major POTW · effective, expires 2031-01-31 · 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.

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

0values over a limit
0required values missing, on 0 form(s)
0of 17 forms filed late

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

Reporting

Reports are due about 20 days after each monitoring period ends (the most common figure among ID permits in EPA's filings — check your permit).

Limits in force (57)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. centigradeINST MAX report only all year
001Temperature, water deg. centigradeDAILY MX report only all year
001Temperature, water deg. centigradeVALUE report only all year
001Temperature, water deg. centigradeINST MAX report only all year
001Temperature, water deg. centigradeDAILY MN report only all year
001Temperature, water deg. centigradeDAILY MX report only all year
001Temperature, water deg. centigradeVALUE report only all year
001Temperature, water deg. centigradeINST MAX report only all year
001Temperature, water deg. centigradeDAILY MN report only all year
001Temperature, water deg. centigradeDAILY MX report only all year
001StreamflowDAILY MN report only all year
001Oxygen, dissolved [DO]INST MIN report only all year
001Oxygen, dissolved [DO]INST MIN report only all year
001Oxygen, dissolved [DO]INST MIN report only all year
001Oxygen, dissolved percent saturationINST MIN >= 90 % all year
001pHINST MIN >= 6.5 SU all year
001pHINST MAX <= 9 SU all year
001pHINST MIN report only all year
001pHINST MAX report only all year
001Solids, total suspendedMO AVG <= 15 mg/L all year
001Solids, total suspendedWKLY AVG <= 22 mg/L all year
001Solids, total suspendedMO AVG <= 500.4 lb/d all year
001Solids, total suspendedWKLY AVG <= 750.6 lb/d all year
001Solids, total suspendedMO AVG report only all year
001Nitrogen, ammonia total [as N]MO AVG report only all year
001Nitrogen, ammonia total [as N]WKLY AVG report only all year
001Nitrogen, ammonia total [as N]MO AVG report only all year
001Nitrogen, ammonia total [as N]WKLY AVG report only all year
001Nitrogen, ammonia total [as N]DAILY MX report only all year
001Phosphorus, total [as P]MO AVG <= .153 mg/L May, Jun, Jul, Aug, Sep, Oct
001Phosphorus, total [as P]MO AVG report only Jan, Feb, Mar, Apr, Nov, Dec
001Phosphorus, total [as P]AVERAGE <= .136 mg/L May, Jun, Jul, Aug, Sep, Oct
001Phosphorus, total [as P]AVERAGE report only Jan, Feb, Mar, Apr, Nov, Dec
001Phosphorus, total [as P]MO AVG <= 5.1 lb/d May, Jun, Jul, Aug, Sep, Oct
001Phosphorus, total [as P]MO AVG report only Jan, Feb, Mar, Apr, Nov, Dec
001Phosphorus, total [as P]AVERAGE <= 4.5 lb/d May, Jun, Jul, Aug, Sep, Oct
001Phosphorus, total [as P]AVERAGE report only Jan, Feb, Mar, Apr, Nov, Dec
001Phosphorus, total [as P]MO AVG report only 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
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Chlorine, total residualMO AVG <= 50 ug/L all year
001Chlorine, total residualDAILY MX <= 50 ug/L all year
001Chlorine, total residualMO AVG <= 1.6 lb/d all year
001Chlorine, total residualDAILY MX <= 1.6 lb/d all year
001E. coliMO GEOMN <= 100 #/100mL all year
001E. coliINST MAX <= 320 #/100mL all year
001Are You In ComplianceVALUE report only all year
001Chem. oxygen demand [COD] % removalMO AV MN >= 85 % all year
001Solids, suspended percent removalMO AV MN >= 85 % all year
001Chemical Oxygen Demand [COD]MO AVG <= 187.5 mg/L all year
001Chemical Oxygen Demand [COD]WKLY AVG <= 281.3 mg/L all year
001Chemical Oxygen Demand [COD]MO AVG <= 6255 lb/d all year
001Chemical Oxygen Demand [COD]WKLY AVG <= 9382 lb/d all year
001Chemical Oxygen Demand [COD]MO AVG report only all year
001IC25 Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubiaVALUE <= 1 Ratio (alert) Mar, Jun, Sep, Dec
001IC25 Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelasVALUE <= 1 Ratio (alert) Mar, Jun, Sep, Dec

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