The Chemours Company Fc LLC

NPDES permit NC0089915 · Major NON-POTW · administratively continued, expires 2025-09-29 · 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 2025-09-29 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)
0of 55 forms filed late

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

Reporting

Reports are due about 30 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (100)

OutfallParameterStatisticLimitMonths
003Temperature, water deg. centigradeDAILY MX report only all year
003TurbidityDAILY MX report only all year
003TurbidityDAILY MX report only all year
003BOD, 5-day, 20 deg. C30DA AVG <= 30 mg/L all year
003BOD, 5-day, 20 deg. CDAILY MX <= 45 mg/L all year
003pHDAILY MN >= 6 SU all year
003pHDAILY MX <= 9 SU all year
003Solids, total suspended30DA AVG <= 30 mg/L all year
003Solids, total suspendedDAILY MX <= 45 mg/L all year
003Nitrogen, total [as N]DAILY MX report only all year
003Phosphorus, total [as P]DAILY MX report only all year
003Cobalt, total [as Co]30DA AVG <= 23.9 ug/L all year
003Cobalt, total [as Co]DAILY MX <= 23.9 ug/L all year
003Silver, total [as Ag]30DA AVG <= .48 ug/L all year
003Silver, total [as Ag]DAILY MX <= 2.01 ug/L all year
003Flow, in conduit or thru treatment plant30DA AVG <= 1.58 MGD all year
003Hexafluoropropylene oxide dimer acid (HFPO-DA)DAILY MX report only all year
003Perfluoro-2-methoxyacetic acidDAILY MX report only all year
003Perfluoro-2-methoxypropanoic acidDAILY MX report only all year
003Flow, totalDAILY MX report only all year
003AHexafluoropropylene oxide dimer acid (HFPO-DA)DAILY MX report only all year
003APerfluoro-2-methoxyacetic acidDAILY MX report only all year
003APerfluoro-4-(2-sulfoethoxy)pentanoic acidDAILY MX report only all year
003APerfluoro-3,5,7,9-tetraoxadecanoic acidDAILY MX report only all year
003APerfluoro-3,5,7-trioxaoctanoic acidDAILY MX report only all year
003APerfluoro-3,5-dioxahexanoic acidDAILY MX report only all year
003APerfluoroethoxypropyl carboxylic acidDAILY MX report only all year
003APerfluoro-4-isopropoxybutanoic acidDAILY MX report only all year
003APerfluoromethoxypropyl carboxylic acidDAILY MX report only all year
003APerfluoroethoxypropanoic acidDAILY MX report only all year
003APerfluoroethoxypropionic acidDAILY MX report only all year
003ANonafluoro-3,6-dioxaheptanoic acid (NFDHA)DAILY MX report only all year
003APerfluoro-3,5,7,9,11-pentaoxadodecanoic acidDAILY MX report only all year
003APerfluoroethoxysulfonic acidDAILY MX report only all year
003APerfluoro(2-ethoxyethane)sulfonic acid (PFEESA)DAILY MX report only all year
003APFESA Byproduct 1DAILY MX report only all year
003AR-EVEDAILY MX report only all year
003APFESA Byproduct 4DAILY MX report only all year
003APFESA Byproduct 5DAILY MX report only all year
003APFESA Byproduct 6DAILY MX report only all year
003BHexafluoropropylene oxide dimer acid (HFPO-DA)DAILY MX report only all year
003BPerfluoro-2-methoxyacetic acidDAILY MX report only all year
003BPerfluoro-4-(2-sulfoethoxy)pentanoic acidDAILY MX report only all year
003BPerfluoro-3,5,7,9-tetraoxadecanoic acidDAILY MX report only all year
003BPerfluoro-3,5,7-trioxaoctanoic acidDAILY MX report only all year
003BPerfluoro-3,5-dioxahexanoic acidDAILY MX report only all year
003BPerfluoroethoxypropyl carboxylic acidDAILY MX report only all year
003BPerfluoro-4-isopropoxybutanoic acidDAILY MX report only all year
003BPerfluoromethoxypropyl carboxylic acidDAILY MX report only all year
003BPerfluoroethoxypropanoic acidDAILY MX report only all year
003BPerfluoroethoxypropionic acidDAILY MX report only all year
003BNonafluoro-3,6-dioxaheptanoic acid (NFDHA)DAILY MX report only all year
003BPerfluoro-3,5,7,9,11-pentaoxadodecanoic acidDAILY MX report only all year
003BPerfluoroethoxysulfonic acidDAILY MX report only all year
003BPerfluoro(2-ethoxyethane)sulfonic acid (PFEESA)DAILY MX report only all year
003BPFESA Byproduct 1DAILY MX report only all year
003BR-EVEDAILY MX report only all year
003BPFESA Byproduct 4DAILY MX report only all year
003BPFESA Byproduct 5DAILY MX report only all year
003BPFESA Byproduct 6DAILY MX report only all year
003CHexafluoropropylene oxide dimer acid (HFPO-DA)DAILY MX report only all year
003CPerfluoro-2-methoxyacetic acidDAILY MX report only all year
003CPerfluoro-4-(2-sulfoethoxy)pentanoic acidDAILY MX report only all year
003CPerfluoro-3,5,7,9-tetraoxadecanoic acidDAILY MX report only all year
003CPerfluoro-3,5,7-trioxaoctanoic acidDAILY MX report only all year
003CPerfluoro-3,5-dioxahexanoic acidDAILY MX report only all year
003CPerfluoroethoxypropyl carboxylic acidDAILY MX report only all year
003CPerfluoro-4-isopropoxybutanoic acidDAILY MX report only all year
003CPerfluoromethoxypropyl carboxylic acidDAILY MX report only all year
003CPerfluoroethoxypropanoic acidDAILY MX report only all year
003CPerfluoroethoxypropionic acidDAILY MX report only all year
003CNonafluoro-3,6-dioxaheptanoic acid (NFDHA)DAILY MX report only all year
003CPerfluoro-3,5,7,9,11-pentaoxadodecanoic acidDAILY MX report only all year
003CPerfluoroethoxysulfonic acidDAILY MX report only all year
003CPerfluoro(2-ethoxyethane)sulfonic acid (PFEESA)DAILY MX report only all year
003CPFESA Byproduct 1DAILY MX report only all year
003CR-EVEDAILY MX report only all year
003CPFESA Byproduct 4DAILY MX report only all year
003CPFESA Byproduct 5DAILY MX report only all year
003CPFESA Byproduct 6DAILY MX report only all year
003DHexafluoropropylene oxide dimer acid (HFPO-DA)DAILY MX report only all year
003DPerfluoro-2-methoxyacetic acidDAILY MX report only all year
003DPerfluoro-4-(2-sulfoethoxy)pentanoic acidDAILY MX report only all year
003DPerfluoro-3,5,7,9-tetraoxadecanoic acidDAILY MX report only all year
003DPerfluoro-3,5,7-trioxaoctanoic acidDAILY MX report only all year
003DPerfluoro-3,5-dioxahexanoic acidDAILY MX report only all year
003DPerfluoroethoxypropyl carboxylic acidDAILY MX report only all year
003DPerfluoro-4-isopropoxybutanoic acidDAILY MX report only all year
003DPerfluoromethoxypropyl carboxylic acidDAILY MX report only all year
003DPerfluoroethoxypropanoic acidDAILY MX report only all year
003DPerfluoroethoxypropionic acidDAILY MX report only all year
003DNonafluoro-3,6-dioxaheptanoic acid (NFDHA)DAILY MX report only all year
003DPerfluoro-3,5,7,9,11-pentaoxadodecanoic acidDAILY MX report only all year
003DPerfluoroethoxysulfonic acidDAILY MX report only all year
003DPerfluoro(2-ethoxyethane)sulfonic acid (PFEESA)DAILY MX report only all year
003DPFESA Byproduct 1DAILY MX report only all year
003DR-EVEDAILY MX report only all year
003DPFESA Byproduct 4DAILY MX report only all year
003DPFESA Byproduct 5DAILY MX report only all year
003DPFESA Byproduct 6DAILY 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