City of Dayton

NPDES permit WA0020729 · Minor POTW · administratively continued, expires 2016-09-29 · 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 2016-09-29 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
0required values missing, on 0 form(s)
4of 22 forms filed late

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

Reporting

Reports are due about 15 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (74)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. fahrenheitMAXIMUM report only (alert) all year
001Temperature, water deg. fahrenheitMAXIMUM report only (alert) all year
001Temperature, water deg. fahrenheitMO AVG report only (alert) all year
001Temperature, water deg. fahrenheitMO AVG report only (alert) all year
001Oxygen, dissolved [DO]MINIMUM report only (alert) all year
001Oxygen, dissolved [DO]MINIMUM report only (alert) all year
001Oxygen, dissolved [DO]MO AVG report only (alert) all year
001Oxygen, dissolved [DO]MO AVG report only (alert) all year
001BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
001BOD, 5-day, 20 deg. CWKLY AVG <= 45 mg/L all year
001BOD, 5-day, 20 deg. CWKLY AVG <= 45 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= 173 lb/d all year
001BOD, 5-day, 20 deg. CMO AVG <= 173 lb/d all year
001BOD, 5-day, 20 deg. CWKLY AVG <= 259 lb/d all year
001BOD, 5-day, 20 deg. CWKLY AVG <= 259 lb/d all year
001pHDAILY MX <= 8.5 SU all year
001pHDAILY MX <= 8.5 SU all year
001pHMINIMUM >= 6.5 SU all year
001pHMINIMUM >= 6.5 SU all year
001Alkalinity, total [as CaCO3]MAXIMUM report only (alert) all year
001Alkalinity, total [as CaCO3]MAXIMUM report only (alert) all year
001Alkalinity, total [as CaCO3]MO AVG report only (alert) all year
001Alkalinity, total [as CaCO3]MO AVG report only (alert) all year
001Solids, total suspendedMO AVG <= 30 mg/L all year
001Solids, total suspendedMO AVG <= 30 mg/L all year
001Solids, total suspendedWKLY AVG <= 45 mg/L all year
001Solids, total suspendedWKLY AVG <= 45 mg/L all year
001Solids, total suspendedMO AVG <= 188 lb/d all year
001Solids, total suspendedMO AVG <= 188 lb/d all year
001Solids, total suspendedWKLY AVG <= 281 lb/d all year
001Solids, total suspendedWKLY AVG <= 281 lb/d all year
001Nitrogen, ammonia total [as N]MAXIMUM report only Jun, Jul, Aug, Sep
001Nitrogen, ammonia total [as N]MAXIMUM report only (alert) Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001Nitrogen, ammonia total [as N]MAXIMUM report only (alert) Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 5 mg/L Jun, Jul, Aug, Sep
001Nitrogen, ammonia total [as N]MO AVG report only (alert) Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG report only (alert) Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001Hardness, total [as CaCO3]MAXIMUM report only (alert) all year
001Hardness, total [as CaCO3]MAXIMUM report only (alert) all year
001Hardness, total [as CaCO3]MO AVG report only (alert) all year
001Hardness, total [as CaCO3]MO AVG report only (alert) all year
001BOD, percent removal [total]MO AV MN >= 85 % all year
001Coliform, fecal generalMO AVG <= 200 #/100mL all year
001Coliform, fecal generalMO AVG <= 200 #/100mL all year
001Coliform, fecal generalWKLY AVG <= 400 #/100mL all year
001Coliform, fecal generalWKLY AVG <= 400 #/100mL all year
001FlowMAXIMUM report only (alert) all year
001FlowMAXIMUM report only (alert) all year
001FlowMO AVG report only (alert) all year
001FlowMO AVG report only (alert) all year
001Solids, suspended percent removalMO AV MN >= 85 % all year
IN1BOD, 5-day, 20 deg. CMAXIMUM report only (alert) all year
IN1BOD, 5-day, 20 deg. CMAXIMUM report only (alert) all year
IN1BOD, 5-day, 20 deg. CMO AVG report only (alert) all year
IN1BOD, 5-day, 20 deg. CMO AVG 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
IN1BOD, 5-day, 20 deg. CMAXIMUM report only (alert) all year
IN1BOD, 5-day, 20 deg. CMO AVG report only (alert) all year
IN1BOD, 5-day, 20 deg. CMO AVG report only (alert) all year
IN1BOD, 5-day, 20 deg. CMO AVG report only (alert) all year
IN1Solids, total suspendedMAXIMUM report only (alert) all year
IN1Solids, total suspendedMAXIMUM report only (alert) all year
IN1Solids, total suspendedMO AVG report only (alert) all year
IN1Solids, total suspendedMO AVG report only (alert) all year
IN1Solids, total suspendedMAXIMUM report only (alert) all year
IN1Solids, total suspendedMAXIMUM report only (alert) all year
IN1Solids, total suspendedMO AVG report only (alert) all year
IN1Solids, total suspendedMO AVG report only (alert) all year
IN1FlowMAXIMUM report only (alert) all year
IN1FlowMAXIMUM report only (alert) all year
IN1FlowMO AVG report only (alert) all year
IN1FlowMO AVG 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