TRI-CITY SERVICE DISTRICT

NPDES permit OR0000566 · Major NON-POTW · administratively continued, expires 2011-03-31 · 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 2011-03-31 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 11 forms filed late

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

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 (12)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. centigradeMO AVG report only all year
001Temperature, water deg. centigradeDAILY MX <= 35 deg C all year
001BOD, 5-day, 20 deg. CMO AVG report only Jun, Jul, Aug, Sep, Oct
001BOD, 5-day, 20 deg. CMO AVG report only Jan, Feb, Mar, Apr, May, Nov, Dec
001BOD, 5-day, 20 deg. CMO AVG <= 3625 kg/d Jun, Jul, Aug, Sep, Oct
001BOD, 5-day, 20 deg. CMO AVG <= 4275 kg/d Jan, Feb, Mar, Apr, May, Nov, Dec
001BOD, 5-day, 20 deg. CDAILY MX <= 4350 kg/d Jun, Jul, Aug, Sep, Oct
001BOD, 5-day, 20 deg. CDAILY MX <= 6800 kg/d Jan, Feb, Mar, Apr, May, Nov, Dec
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedMO AVG <= 5525 kg/d all year
001Solids, total suspendedDAILY MX <= 10275 kg/d all year
001Flow, in conduit or thru treatment plantMO AVG 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