TOYO TANSO USA, INC.

NPDES permit OR0034916 · Minor NON-POTW · administratively continued, expires 2017-12-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file

This permit expired on 2017-12-31 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)
5of 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 (11)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. centigradeDAILY MX <= 25.3 deg C all year
001Temperature, water deg. centigrade7 DA AVG <= 20.4 deg C all year
001pHDAILY MN >= 6.5 SU all year
001pHDAILY MX <= 9 SU all year
001Chloride [as Cl]MO AVG <= 542 mg/L all year
001Chloride [as Cl]DAILY MX <= 1088 mg/L all year
001Flow, in conduit or thru treatment plant7 DA AVG report only all year
001Chlorine, total residualMO AVG <= .05 mg/L all year
001Chlorine, total residualDAILY MX <= .05 mg/L all year
001Excess thermal load7 DA AVG <= .32 mkcal/day all year
001Solids, total dissolvedDAILY MX <= 1000 mg/L 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