CF Industries Nitrogen, LLC- Donaldsonville Nitrogen Complex

NPDES permit LA0000418 · Major NON-POTW · effective, expires 2030-10-31 · 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 227 forms filed late

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

Reporting

Reports are due about 28 days after each monitoring period ends (the most common figure among LA permits in EPA's filings — check your permit).

Limits in force (157)

OutfallParameterStatisticLimitMonths
001pHMINIMUM report only all year
001pHMAXIMUM report only all year
001Nitrogen, organic total [as N]MO AVG <= 9047 lb/d all year
001Nitrogen, organic total [as N]DAILY MX <= 16985 lb/d all year
001Nitrogen, ammonia total [as N]MO AVG <= 9841 lb/d all year
001Nitrogen, ammonia total [as N]DAILY MX <= 20101 lb/d all year
001Nitrogen, nitrate total [as N]MO AVG <= 3075 lb/d all year
001Nitrogen, nitrate total [as N]DAILY MX <= 7544 lb/d all year
001Phosphorus, total [as P]MO AVG report only all year
001Phosphorus, total [as P]DAILY MX report only all year
001Whole effluent toxicity - retest #1MO AV MN report only all year
001Whole effluent toxicity - retest #1MO AV MN report only all year
001Whole effluent toxicity - retest #148HR MIN report only all year
001Whole effluent toxicity - retest #148HR MIN report only all year
001Whole effluent toxicity - retest #2MO AV MN report only all year
001Whole effluent toxicity - retest #2MO AV MN report only all year
001Whole effluent toxicity - retest #248HR MIN report only all year
001Whole effluent toxicity - retest #248HR MIN report only all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Whole Effluent Toxicity - Retest #3MO AV MN report only all year
001Whole Effluent Toxicity - Retest #3MO AV MN report only all year
001Whole Effluent Toxicity - Retest #348HR MIN report only all year
001Whole Effluent Toxicity - Retest #348HR MIN report only all year
001pH range excursions, > 60 minutesMO TOTAL <= 0 occur/mo all year
001pH range excursions, monthly total accumMO TOTAL <= 446 min all year
001Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulexMO AV MN report only all year
001Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulex48HR MIN report only all year
001LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelasMO AV MN report only all year
001LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelas48HR MIN report only all year
001NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulexMO AV MN report only all year
001NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulex48HR MIN report only all year
001NOAEC Lethal Static Renewal 48Hr acute Pimephales promelasMO AV MN report only all year
001NOAEC Lethal Static Renewal 48Hr acute Pimephales promelas48HR MIN report only all year
001Coef Of Var Static Renewal 48Hr Acute D. pulexMAXIMUM report only all year
001Coef Of Var Static Renewal 48Hr Acute Pimephales promelasMAXIMUM report only all year
003pHINST MIN >= 6 SU all year
003pHINST MAX <= 9 SU all year
003Oil & GreaseDAILY MX <= 15 mg/L all year
003Nitrogen, total [as N]MO AVG report only all year
003Nitrogen, total [as N]DAILY MX report only all year
003Nitrogen, ammonia total [as N]MO AVG report only all year
003Nitrogen, ammonia total [as N]DAILY MX report only all year
003Phosphorus, total [as P]MO AVG report only all year
003Phosphorus, total [as P]DAILY MX report only all year
003Carbon, tot organic [TOC]DAILY MX <= 50 mg/L all year
003Flow, in conduit or thru treatment plantMO AVG report only all year
003Flow, in conduit or thru treatment plantDAILY MX report only all year
004pHINST MIN >= 6 SU all year
004pHINST MAX <= 9 SU all year
004Oil & GreaseDAILY MX <= 15 mg/L all year
004Nitrogen, total [as N]MO AVG report only all year
004Nitrogen, total [as N]DAILY MX report only all year
004Nitrogen, ammonia total [as N]DAILY MX <= 100 mg/L all year
004Phosphorus, total [as P]MO AVG report only all year
004Phosphorus, total [as P]DAILY MX report only all year
004Carbon, tot organic [TOC]DAILY MX <= 50 mg/L all year
004Flow, in conduit or thru treatment plantMO AVG report only all year
004Flow, in conduit or thru treatment plantDAILY MX report only all year
005pHINST MIN >= 6 SU all year
005pHINST MAX <= 9 SU all year
005Oil & GreaseDAILY MX <= 15 mg/L all year
005Nitrogen, total [as N]MO AVG report only all year
005Nitrogen, total [as N]DAILY MX report only all year
005Nitrogen, ammonia total [as N]MO AVG report only all year
005Nitrogen, ammonia total [as N]DAILY MX report only all year
005Phosphorus, total [as P]MO AVG report only all year
005Phosphorus, total [as P]DAILY MX report only all year
005Carbon, tot organic [TOC]DAILY MX <= 50 mg/L all year
005Flow, in conduit or thru treatment plantMO AVG report only all year
005Flow, in conduit or thru treatment plantDAILY MX report only all year
006pHINST MIN >= 6 SU all year
006pHINST MAX <= 9 SU all year
006Oil & GreaseDAILY MX <= 15 mg/L all year
006Nitrogen, total [as N]MO AVG report only all year
006Nitrogen, total [as N]DAILY MX report only all year
006Nitrogen, ammonia total [as N]MO AVG report only all year
006Nitrogen, ammonia total [as N]DAILY MX report only all year
006Phosphorus, total [as P]MO AVG report only all year
006Phosphorus, total [as P]DAILY MX report only all year
006Carbon, tot organic [TOC]DAILY MX <= 50 mg/L all year
006Flow, in conduit or thru treatment plantMO AVG report only all year
006Flow, in conduit or thru treatment plantDAILY MX report only all year
007pHINST MIN >= 6 SU all year
007pHINST MAX <= 9 SU all year
007Oil & GreaseDAILY MX <= 15 mg/L all year
007Nitrogen, total [as N]MO AVG report only all year
007Nitrogen, total [as N]DAILY MX report only all year
007Nitrogen, ammonia total [as N]MO AVG report only all year
007Nitrogen, ammonia total [as N]DAILY MX report only all year
007Phosphorus, total [as P]MO AVG report only all year
007Phosphorus, total [as P]DAILY MX report only all year
007Carbon, tot organic [TOC]DAILY MX <= 50 mg/L all year
007Flow, in conduit or thru treatment plantMO AVG report only all year
007Flow, in conduit or thru treatment plantDAILY MX report only all year
101Solids, total suspendedMO AVG <= 30 mg/L all year
101Solids, total suspendedDAILY MX <= 45 mg/L all year
101Flow, in conduit or thru treatment plantMO AVG report only all year
101Flow, in conduit or thru treatment plantDAILY MX report only all year
101Coliform, fecal generalMOAV GEO <= 200 #/100mL all year
101Coliform, fecal generalDAILY MX <= 400 #/100mL all year
101BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L all year
101BOD, carbonaceous [5 day, 20 C]DAILY MX <= 40 mg/L all year
201Solids, total suspendedMO AVG <= 30 mg/L all year
201Solids, total suspendedDAILY MX <= 45 mg/L all year
201Flow, in conduit or thru treatment plantMO AVG report only all year
201Flow, in conduit or thru treatment plantDAILY MX report only all year
201Coliform, fecal generalMOAV GEO <= 200 #/100mL all year
201Coliform, fecal generalDAILY MX <= 400 #/100mL all year
201BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L all year
201BOD, carbonaceous [5 day, 20 C]DAILY MX <= 40 mg/L all year
301Solids, total suspendedMO AVG <= 30 mg/L all year
301Solids, total suspendedDAILY MX <= 45 mg/L all year
301Flow, in conduit or thru treatment plantMO AVG report only all year
301Flow, in conduit or thru treatment plantDAILY MX report only all year
301Coliform, fecal generalMOAV GEO <= 200 #/100mL all year
301Coliform, fecal generalDAILY MX <= 400 #/100mL all year
301BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L all year
301BOD, carbonaceous [5 day, 20 C]DAILY MX <= 40 mg/L all year
401Solids, total suspendedMO AVG <= 30 mg/L all year
401Solids, total suspendedDAILY MX <= 45 mg/L all year
401Flow, in conduit or thru treatment plantMO AVG report only all year
401Flow, in conduit or thru treatment plantDAILY MX report only all year
401Coliform, fecal generalMOAV GEO <= 200 #/100mL all year
401Coliform, fecal generalDAILY MX <= 400 #/100mL all year
401BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L all year
401BOD, carbonaceous [5 day, 20 C]DAILY MX <= 40 mg/L all year
501Solids, total suspendedMO AVG <= 30 mg/L all year
501Solids, total suspendedDAILY MX <= 45 mg/L all year
501Flow, in conduit or thru treatment plantMO AVG report only all year
501Flow, in conduit or thru treatment plantDAILY MX report only all year
501Coliform, fecal generalMOAV GEO <= 200 #/100mL all year
501Coliform, fecal generalDAILY MX <= 400 #/100mL all year
501BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L all year
501BOD, carbonaceous [5 day, 20 C]DAILY MX <= 40 mg/L all year
CT01Cycles Of ConcentrationMO AV MN >= 3 c all year
CT02Cycles Of ConcentrationMO AV MN >= 3 c all year
CT03Cycles Of ConcentrationMO AV MN >= 3 c all year
CT04Cycles Of ConcentrationMO AV MN >= 3 c all year
CT05Cycles Of ConcentrationMO AV MN >= 3 c all year
CT06Cycles Of ConcentrationMO AV MN >= 3 c all year
CT07Cycles Of ConcentrationMO AV MN >= 3 c all year
CT08Cycles Of ConcentrationMO AV MN >= 3 c all year
CT09Cycles Of ConcentrationMO AV MN >= 3 c all year
CT10Cycles Of ConcentrationMO AV MN >= 3 c all year
CT11Cycles Of ConcentrationMO AV MN >= 3 c all year
CT12Cycles Of ConcentrationMO AV MN >= 3 c all year
CT13Cycles Of ConcentrationMO AV MN >= 3 c all year
CT14Cycles Of ConcentrationMO AV MN >= 3 c all year
CT15Cycles Of ConcentrationMO AV MN >= 3 c all year
CT16Cycles Of ConcentrationMO AV MN >= 3 c all year
IT01Flow, in conduit or thru treatment plantMO AVG report only all year
IT01Flow, in conduit or thru treatment plantDAILY MX report only all year
IT02Flow, in conduit or thru treatment plantMO AVG report only all year
IT02Flow, in conduit or thru treatment plantDAILY MX report only all year
IT03Flow, in conduit or thru treatment plantMO AVG report only all year
IT03Flow, in conduit or thru treatment plantDAILY MX 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