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NPDES permit OR0000515 · Major NON-POTW · administratively continued, expires 1998-03-31 · 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.

This permit expired on 1998-03-31 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

0values over a limit
0required values missing, on 0 form(s)
0of 33 forms filed late

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

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 (36)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. fahrenheitMO AVG report only all year
001Temperature, water deg. fahrenheitDAILY MX <= 100 deg F all year
001TurbidityMO AVG report only all year
001Color [PT-CO units]MO AVG report only all year
001Total production - massMO AVG report only all year
001Total production - massMO AVG report only all year
001BOD, 5-day, 20 deg. CMO AVG <= 3000 lb/d Jun, Jul, Aug, Sep, Oct
001BOD, 5-day, 20 deg. CMO AVG <= 4000 lb/d Jan, Feb, Mar, Apr, May, Nov, Dec
001BOD, 5-day, 20 deg. CDAILY MX <= 4500 lb/d Jun, Jul, Aug, Sep, Oct
001BOD, 5-day, 20 deg. CDAILY MX <= 6000 lb/d Jan, Feb, Mar, Apr, May, Nov, Dec
001pHMINIMUM >= 6 SU all year
001pHMAXIMUM <= 9 SU all year
001Solids, total suspendedMO AVG <= 10000 lb/d Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedMO AVG <= 11960 lb/d Jan, Feb, Mar, Apr, May, Nov, Dec
001Solids, total suspendedDAILY MX <= 20000 lb/d Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedDAILY MX <= 28000 lb/d Jan, Feb, Mar, Apr, May, Nov, Dec
001Phosphorus, total [as P]DAILY MX report only all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Bioassay [96 hr.]A1 report only Jun, Dec
002Temperature, water deg. fahrenheit30DA AVG <= 100 deg F all year
002Temperature, water deg. fahrenheitDAILY MX <= 115 deg F all year
002Temperature, water deg. fahrenheitMO AVG report only all year
002StreamflowMO AVG report only all year
002TurbidityMO AVG report only all year
002pHMINIMUM >= 6 SU all year
002pHMAXIMUM <= 9.5 SU all year
002Flow, in conduit or thru treatment plantMO AVG report only all year
002Flow, in conduit or thru treatment plantDAILY MX report only all year
002Flow, in conduit or thru treatment plantMO AVG <= 15 MGD all year
002Flow, in conduit or thru treatment plantDAILY MX <= 25 MGD all year
003Temperature, water deg. fahrenheitMO AVG report only all year
003Temperature, water deg. fahrenheitDAILY MX report only all year
003pHMINIMUM >= 6 SU all year
003pHMAXIMUM <= 9 SU all year
003Flow, in conduit or thru treatment plantMO AVG <= 3 MGD all year
003Flow, in conduit or thru treatment plantDAILY MX <= 5 MGD 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