Sappi Cloquet LLC

NPDES permit MN0001431 · Minor NON-POTW · effective, expires 2031-07-31 · 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.

EPA's record, 2025-09-01 to 2026-08-31

0values over a limit
0required values missing, on 0 form(s)
0of 59 forms filed late

Last period with anything received: 2026-08-31.

Reporting

Reports are due about 21 days after each monitoring period ends (the most common figure among MN permits in EPA's filings — check your permit).

Limits in force (28)

OutfallParameterStatisticLimitMonths
D059pHINST MIN >= 6 SU all year
D059pHINST MAX <= 9 SU all year
D059Flow, in conduit or thru treatment plantMO AVG report only all year
D059Flow, in conduit or thru treatment plantDAILY MX report only all year
D059Flow, in conduit or thru treatment plantMO TOTAL report only all year
D059Chlorine, total residualDAILY MX <= .1 mg/L all year
D059Duration of dischargeMO TOTAL report only all year
D060pHINST MIN >= 6 SU all year
D060pHINST MAX <= 9 SU all year
D060Oxidants, total residualDAILY MX report only all year
D060Flow, in conduit or thru treatment plantMO AVG report only all year
D060Flow, in conduit or thru treatment plantDAILY MX report only all year
D060Flow, in conduit or thru treatment plantMO TOTAL report only all year
D060Duration of dischargeMO TOTAL report only all year
D061pHINST MIN >= 6 SU all year
D061pHINST MAX <= 9 SU all year
D061Phosphorus, total [as P]MO AVG report only all year
D061Sulfate, total [as SO4]QB report only Mar, Jun, Sep, Dec
D061Flow, in conduit or thru treatment plantMO AVG report only all year
D061Flow, in conduit or thru treatment plantDAILY MX report only all year
D061Flow, in conduit or thru treatment plantMO TOTAL report only all year
D061Chlorine, total residualDAILY MX <= .1 mg/L all year
D061Duration of dischargeMO TOTAL report only all year
D067Flow, in conduit or thru treatment plantMO AVG report only all year
D067Flow, in conduit or thru treatment plantDAILY MX report only all year
D067Flow, in conduit or thru treatment plantMO TOTAL report only all year
D067Chlorine, total residualDAILY MX <= .038 mg/L all year
D067Duration of dischargeMO TOTAL 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