POTLATCH, CITY OF

NPDES permit ID0022501 · Minor POTW · administratively continued, expires 2025-11-30 · EPA's file as of 2026-09-19

Check this month's numbers before you file

This permit expired on 2025-11-30 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

20values over a limit
0required values missing, on 0 form(s)
1of 25 forms filed late

Last period with anything received: 2026-08-31. Most often over: Solids, total suspended (7), Solids, suspended percent removal (6), BOD, 5-day, 20 deg. C (4).

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 (29)

OutfallParameterStatisticLimitMonths
001BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L Jan, Feb, Mar, Apr, May, Jun, Jul, Nov, Dec
001BOD, 5-day, 20 deg. CWKLY AVG <= 45 mg/L Jan, Feb, Mar, Apr, May, Jun, Jul, Nov, Dec
001BOD, 5-day, 20 deg. CMO AVG <= 100 lb/d Jan, Feb, Mar, Apr, May, Jun, Jul, Nov, Dec
001BOD, 5-day, 20 deg. CWKLY AVG <= 150 lb/d Jan, Feb, Mar, Apr, May, Jun, Jul, Nov, Dec
001BOD, 5-day, 20 deg. CMO AVG report only all year
001BOD, 5-day, 20 deg. CWKLY AVG report only all year
001pHINST MIN >= 6.5 SU Jan, Feb, Mar, Apr, May, Jun, Jul, Nov, Dec
001pHINST MAX <= 9 SU Jan, Feb, Mar, Apr, May, Jun, Jul, Nov, Dec
001Solids, total suspendedMO AVG <= 30 mg/L Jan, Feb, Mar, Apr, May, Jun, Jul, Nov, Dec
001Solids, total suspendedWKLY AVG <= 45 mg/L Jan, Feb, Mar, Apr, May, Jun, Jul, Nov, Dec
001Solids, total suspendedMO AVG <= 100 lb/d Jan, Feb, Mar, Apr, May, Jun, Jul, Nov, Dec
001Solids, total suspendedWKLY AVG <= 150 lb/d Jan, Feb, Mar, Apr, May, Jun, Jul, Nov, Dec
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedWKLY AVG report only all year
001Nitrogen, ammonia total [as N]MO AVG <= 21.48 mg/L Jan, Feb, Mar, Apr, May, Jun, Jul, Nov, Dec
001E. coli, MTEC-MFMO GEOMN <= 126 #/100mL Jan, Feb, Mar, Apr, May, Jun, Jul, Nov, Dec
001E. coli, MTEC-MFINST MAX report only Jan, Feb, Mar, Apr, May, Jun, Jul, Nov, Dec
001Flow, in conduit or thru treatment plantMO AVG report only Jan, Feb, Mar, Apr, May, Jun, Jul, Nov, Dec
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Chlorine, total residualMO AVG <= .05 mg/L Jan, Feb, Mar, Apr, May, Jun, Jul, Nov, Dec
001Chlorine, total residualDAILY MX <= .05 mg/L Jan, Feb, Mar, Apr, May, Jun, Jul, Nov, Dec
001Chlorine, total residualMO AVG <= .17 lb/d Jan, Feb, Mar, Apr, May, Jun, Jul, Nov, Dec
001Chlorine, total residualDAILY MX <= .17 lb/d Jan, Feb, Mar, Apr, May, Jun, Jul, Nov, Dec
001BOD, 5-day, percent removalMO AV MN >= 85 % Jan, Feb, Mar, Apr, May, Jun, Jul, Nov, Dec
001Solids, suspended percent removalMO AV MN >= 85 % Jan, Feb, Mar, Apr, May, Jun, Jul, Nov, Dec
REC1Temperature, water deg. centigradeDAILY MX report only Mar, Apr, Jun, Sep, Dec
REC1pHINST MIN report only Mar, Jun, Sep, Dec
REC1pHINST MAX report only Mar, Jun, Sep, Dec
REC1Nitrogen, ammonia total [as N]MO AVG report only 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