Chemtrade Logistics

NPDES permit WY0034207 · Minor NON-POTW · administratively continued, expires 2025-12-31 · 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 2025-12-31 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)
2of 13 forms filed late

Last period with anything received: 2026-06-30.

Reporting

Reports are due about 28 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (18)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. centigradeDAILY MX report only all year
001Sulfate [as S]DAILY MX report only all year
001Oxygen, dissolved [DO]DAILY MX report only all year
001Oxygen, dissolved percent saturationDAILY MN >= 80 % all year
001pHMINIMUM >= 6 SU all year
001pHMAXIMUM <= 9 SU all year
001Solids, total suspended30DA AVG <= 30 mg/L all year
001Solids, total suspendedDAILY MX <= 60 mg/L all year
001Oil & GreaseDAILY MX <= 10 mg/L all year
001Nitrogen, total [as N]DAILY MX report only all year
001Phosphorus, total [as P]DAILY MX report only all year
001Solids, total dissolved30DA AVG <= 3940 mg/L all year
001Solids, total dissolvedDAILY MX <= 5000 mg/L all year
001Flow, total30DA AVG report only all year
001Flow, totalDAILY MX report only all year
001Oil and grease visualINST MAX report only all year
001Pass/Fail Static Renewal 48Hr Acute Daphnia SpeciesDAILY MX <= 0 pass=0;fail=1 all year
001Pass/Fail Static Renewal 96Hr Acute Pimephales PromelasDAILY MX <= 0 pass=0;fail=1 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