U.S. DEPARTMENT OF INTERIOR

NPDES permit OR0054917 · Minor FEDERAL · administratively continued, expires 2024-02-29 · 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 2024-02-29 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
142required values missing, on 24 form(s)
16of 45 forms filed late

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

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 (32)

OutfallParameterStatisticLimitMonths
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedINST MAX report only all year
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedINST MAX report only all year
001Solids, total suspendedMO AVG <= 5 mg/L all year
001Solids, total suspendedINST MAX <= 15 mg/L all year
001Solids, settleableMO AVG report only all year
001Solids, settleableMO AVG report only all year
001Solids, settleableMO AVG <= .1 mL/L all year
001Floating solids, waste or visible foam-visualMO MAX <= 0 N=0;Y=1 all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Chlorine, total residualMO AVG <= 50 ug/L all year
001Chlorine, total residualMO AVG <= 50 ug/L all year
001Chlorine, total residualDAILY MX <= 50 ug/L all year
001Chlorine, total residualDAILY MX <= 50 ug/L all year
002Temperature, water deg. centigradeMO AVG report only all year
002Temperature, water deg. centigradeDAILY MX report only all year
002pHINST MIN report only all year
002pHINST MAX report only all year
002Solids, total suspendedDAILY MX <= 100 mg/L all year
002Solids, settleableDAILY MX <= 1 mL/L all year
002Nitrogen, ammonia total [as N]INST MAX report only all year
002Floating solids, waste or visible foam-visualMO MAX <= 0 N=0;Y=1 all year
002Flow, in conduit or thru treatment plantMO AVG report only all year
003Solids, total suspendedDAILY MX <= 100 mg/L all year
003Solids, settleableDAILY MX <= 1 mL/L all year
003Chlorine, total residualMO AVG <= 50 ug/L all year
003Chlorine, total residualDAILY MX <= 50 ug/L all year
RECTemperature, water deg. centigradeINST MAX report only all year
RECpHINST MIN report only all year
RECpHINST MAX report only all year
RECNitrogen, ammonia total [as N]INST MAX 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