Aitkin Agri-Peat Inc

NPDES permit MN0055662 · Minor NON-POTW · effective, expires 2027-04-30 · 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

5values over a limit
14required values missing, on 3 form(s)
0of 92 forms filed late

Last period with anything received: 2026-07-31. Most often over: pH (3), Solids, total suspended (2).

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 (88)

OutfallParameterStatisticLimitMonths
D001pHMO MIN >= 6.5 SU all year
D001pHMO MAX <= 8.5 SU all year
D001Solids, total suspendedMO AVG report only all year
D001Solids, total suspendedMO AVG <= 30 mg/L all year
D001Solids, total suspendedMO MAX report only all year
D001Solids, total suspendedDAILY MX <= 45 mg/L all year
D001Nitrogen, total [as N]MO MAX report only all year
D001Nitrogen, Kjeldahl, total [as N]MO MAX report only all year
D001Nitrite + Nitrate total [as N]MO MAX report only all year
D001Phosphorus, total [as P]MO AVG <= 1 mg/L all year
D001Phosphorus, total [as P]MO AVG report only all year
D001Carbon, dissolved organic [as C]MO AVG report only all year
D001Carbon, dissolved organic [as C]MO MAX report only all year
D001Aluminum, total [as Al]MO AVG report only all year
D001Aluminum, total [as Al]MO MAX report only all year
D001Hardness, Ca Mg Calculated [mg/L as CaCO3]MO AVG report only all year
D001Hardness, Ca Mg Calculated [mg/L as CaCO3]MO MAX report only all year
D001Flow, in conduit or thru treatment plantMO AVG report only all year
D001Flow, in conduit or thru treatment plantMO MAX report only all year
D001Flow, in conduit or thru treatment plantMO TOTAL report only all year
D001Mercury, dissolved [as Hg]MO AVG report only all year
D001Mercury, dissolved [as Hg]MO MAX report only all year
D001Mercury, total [as Hg]MO AVG <= 9.7 ng/L all year
D001Mercury, total [as Hg]MO MAX <= 17.1 ng/L all year
D003pHMO MIN >= 6.5 SU all year
D003pHMO MAX <= 8.5 SU all year
D003Solids, total suspendedMO AVG report only all year
D003Solids, total suspendedMO AVG <= 30 mg/L all year
D003Solids, total suspendedMO MAX report only all year
D003Solids, total suspendedDAILY MX <= 45 mg/L all year
D003Nitrogen, total [as N]MO MAX report only all year
D003Nitrogen, Kjeldahl, total [as N]MO MAX report only all year
D003Nitrite + Nitrate total [as N]MO MAX report only all year
D003Phosphorus, total [as P]MO AVG report only all year
D003Phosphorus, total [as P]MO AVG report only all year
D003Carbon, dissolved organic [as C]MO AVG report only all year
D003Carbon, dissolved organic [as C]MO MAX report only all year
D003Aluminum, total [as Al]MO AVG report only all year
D003Aluminum, total [as Al]MO MAX report only all year
D003Hardness, Ca Mg Calculated [mg/L as CaCO3]MO AVG report only all year
D003Hardness, Ca Mg Calculated [mg/L as CaCO3]MO MAX report only all year
D003Flow, in conduit or thru treatment plantMO AVG report only all year
D003Flow, in conduit or thru treatment plantMO MAX report only all year
D003Flow, in conduit or thru treatment plantMO TOTAL report only all year
D003Mercury, dissolved [as Hg]MO AVG report only all year
D003Mercury, dissolved [as Hg]MO MAX report only all year
D003Mercury, total [as Hg]MO AVG <= 9.7 ng/L all year
D003Mercury, total [as Hg]MO MAX <= 17.1 ng/L all year
D009pHMO MIN >= 6.5 SU all year
D009pHMO MAX <= 8.5 SU all year
D009Solids, total suspendedMO AVG report only all year
D009Solids, total suspendedMO AVG <= 30 mg/L all year
D009Solids, total suspendedMO MAX report only all year
D009Solids, total suspendedDAILY MX <= 45 mg/L all year
D009Nitrogen, total [as N]MO MAX report only all year
D009Nitrogen, Kjeldahl, total [as N]MO MAX report only all year
D009Nitrite + Nitrate total [as N]MO MAX report only all year
D009Phosphorus, total [as P]MO AVG report only all year
D009Phosphorus, total [as P]MO AVG report only all year
D009Carbon, dissolved organic [as C]MO AVG report only all year
D009Carbon, dissolved organic [as C]MO MAX report only all year
D009Aluminum, total [as Al]MO AVG report only all year
D009Aluminum, total [as Al]MO MAX report only all year
D009Hardness, Ca Mg Calculated [mg/L as CaCO3]MO AVG report only all year
D009Hardness, Ca Mg Calculated [mg/L as CaCO3]MO MAX report only all year
D009Flow, in conduit or thru treatment plantMO AVG report only all year
D009Flow, in conduit or thru treatment plantMO MAX report only all year
D009Flow, in conduit or thru treatment plantMO TOTAL report only all year
D009Mercury, dissolved [as Hg]MO AVG report only all year
D009Mercury, dissolved [as Hg]MO MAX report only all year
D009Mercury, total [as Hg]MO AVG <= 9.7 ng/L all year
D009Mercury, total [as Hg]MO MAX <= 17.1 ng/L all year
D012Phosphorus, total [as P]ANNL TOT <= 594 kg/yr all year
W006pHMO MAX report only all year
W006Solids, total suspendedMO MAX report only all year
W006Carbon, dissolved organic [as C]MO MAX report only all year
W006Aluminum, total [as Al]MO MAX report only all year
W006Hardness, Ca Mg Calculated [mg/L as CaCO3]MO MAX report only all year
W007pHMO MAX report only all year
W007Solids, total suspendedMO MAX report only all year
W007Carbon, dissolved organic [as C]MO MAX report only all year
W007Aluminum, total [as Al]MO MAX report only all year
W007Hardness, Ca Mg Calculated [mg/L as CaCO3]MO MAX report only all year
W011pHMO MAX report only all year
W011Solids, total suspendedMO MAX report only all year
W011Carbon, dissolved organic [as C]MO MAX report only all year
W011Aluminum, total [as Al]MO MAX report only all year
W011Hardness, Ca Mg Calculated [mg/L as CaCO3]MO 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