WINCHESTER BAY SANITARY DISTRICT

NPDES permit OR0022616 · Minor POTW · administratively continued, expires 2009-11-30 · 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 2009-11-30 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

0values over a limit
0required values missing, on 0 form(s)
0of 12 forms filed late

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

Reporting

Reports are due about 15 days after each monitoring period ends (the most common figure among OR permits in EPA's filings — check your permit).

Limits in force (48)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. centigradeMO AVG report only all year
001Temperature, water deg. centigradeDAILY MX report only all year
001Flow rateMO AVG report only all year
001Flow rateDAILY MX report only all year
001BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001BOD, 5-day, 20 deg. CMO AVG <= 80 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001BOD, 5-day, 20 deg. CDAILY MX <= 160 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001BOD, 5-day, 20 deg. CMO AVG report only Jan, Feb, Mar, Apr, Nov, Dec
001BOD, 5-day, 20 deg. CDAILY MX report only Jan, Feb, Mar, Apr, Nov, Dec
001BOD, 5-day, 20 deg. CWKLY AVG <= 45 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001BOD, 5-day, 20 deg. CWKLY AVG <= 120 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001pHDAILY MN >= 6 SU all year
001pHDAILY MX <= 9 SU all year
001pHDAILY MN report only all year
001pHDAILY MX report only all year
001Solids, total suspendedMO AVG <= 10 mg/L May, Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedMO AVG <= 30 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001Solids, total suspendedMO AVG <= 27 lb/d May, Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedMO AVG <= 80 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001Solids, total suspendedDAILY MX <= 54 lb/d May, Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedDAILY MX <= 160 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedDAILY MX report only all year
001Solids, total suspendedWKLY AVG <= 15 mg/L May, Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedWKLY AVG <= 45 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001Solids, total suspendedWKLY AVG <= 40 lb/d May, Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedWKLY AVG <= 120 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG report only May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]DAILY MX report only May, Jun, Jul, Aug, Sep, Oct
001Coliform, fecal - % samples exceeding limitTOTAL <= 10 % 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
001Chlorine, total residualMO AVG <= .1 mg/L all year
001Chlorine, total residualDAILY MX <= .17 mg/L all year
001Coliform, fecal generalMO AVG <= 14 #/100mL all year
001Coliform, fecal generalDAILY MX report only all year
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 10 mg/L May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 27 lb/d May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]DAILY MX <= 54 lb/d May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]MO AVG report only May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]DAILY MX report only May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 15 mg/L May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 40 lb/d May, Jun, Jul, Aug, Sep, Oct
001BOD, carb-5 day, 20 deg C, percent removalMO AV MN >= 85 % May, Jun, Jul, Aug, Sep, Oct
001BOD, 5-day, percent removalMO AV MN >= 85 % Jan, Feb, Mar, Apr, Nov, Dec
001Solids, suspended percent removalMO AV MN >= 85 % all year
001Chlorine usageMO AVG report only all year
001Chlorine usageDAILY MX report only 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