Commerce, City of

NPDES permit OK0020320 · Minor POTW · administratively continued, expires 2020-07-31 · EPA's file as of 2026-09-19

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This permit expired on 2020-07-31 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

18values over a limit
0required values missing, on 0 form(s)
0of 11 forms filed late

Last period with anything received: 2026-07-31. Most often over: BOD, 5-day, 20 deg. C (7), pH (7), BOD, carbonaceous [5 day, 20 C] (2).

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 (24)

OutfallParameterStatisticLimitMonths
001Oxygen, dissolved [DO]MO MIN >= 4 mg/L Jun, Jul, Aug, Sep, Oct
001Oxygen, dissolved [DO]MO MIN >= 3 mg/L Apr, May
001BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L Jan, Feb, Mar, Nov, Dec
001BOD, 5-day, 20 deg. CMO AVG <= 25 mg/L Apr, May
001BOD, 5-day, 20 deg. CWKLY AVG <= 45 mg/L Jan, Feb, Mar, Nov, Dec
001BOD, 5-day, 20 deg. CWKLY AVG <= 37.5 mg/L Apr, May
001BOD, 5-day, 20 deg. CMO AVG <= 80.1 lb/d Jan, Feb, Mar, Nov, Dec
001BOD, 5-day, 20 deg. CMO AVG <= 66.7 lb/d Apr, May
001pHMINIMUM >= 6.5 SU all year
001pHMAXIMUM <= 9 SU all year
001Solids, total suspendedMO AVG <= 60 mg/L Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedMO AVG <= 90 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
001Solids, total suspendedWKLY AVG <= 90 mg/L Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedWKLY AVG <= 135 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
001Solids, total suspendedMO AVG <= 160.2 lb/d Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedMO AVG <= 240.3 lb/d Jan, Feb, Mar, Apr, May, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 6 mg/L Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]WKLY AVG <= 9 mg/L Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]MO AVG <= 16 lb/d Jun, Jul, Aug, Sep, Oct
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 18 mg/L Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 27 mg/L Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 48 lb/d Jun, Jul, Aug, Sep, Oct

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