Clean Water Act discharge permit · NPDES COG591061

AKRON WWTF, Akron, CO: NPDES COG591061 discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MinorDischarger class
95Pollutants under a numeric limit
3Pollutants with an effluent exceedance

AKRON WWTF, held by Akron Town of, holds NPDES permit COG591061, which discharges to Unnamed Tributary To Surveyor Creek. EPA’s file records it issued October 30, 2024 and expiring December 31, 2029. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filed	AKRON WWTF
Permittee as filed	Akron Town of
NPDES ID	COG591061
Permit status	Effective
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	October 30, 2024
Expiration date	December 31, 2029
Address	Akron, CO 80720
Receiving water	Unnamed Tributary to Surveyor Creek
Subwatershed	Upper Surveyor Creek (HUC 102500020403)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

95Pollutants on file
95Under a numeric limit
85With a violation of any kind
3With an effluent exceedance

An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant; the 60 with the most exceedances of 95 are shown.

Pollutant or measure	Limits	Violations, any kind	Effluent exceedances	Latest exceedance	Largest exceedance, as filed
Nitrogen, ammonia total [as N]	48	1	1	July 31, 2026	8% over the limit
Chlorine, total residual	4	1	1	February 28, 2026	4% over the limit
BOD, 5-day, percent removal	1	1	1	December 31, 2024	99,999% over the limit
Manganese, dissolved [as Mn]	3	2	0
TU Static Renewal 7-Day Chronic Ceriodaphnia dubia	3	2	0
TU Static Renewal 7-Day Chronic Pimphales promelas	3	2	0
Chromium, hexavalent dissolved [as Cr]	2	2	0
Zinc, potentially dissolved	2	2	0
Silver, potentially dissolved	2	2	0
Copper, potentially dissolved	2	2	0
Cadmium, potentially dissolvd	2	2	0
Lead, potentially dissolvd	2	2	0
Manganese, potentially dissolvd	2	2	0
Nickel, potentially dissolvd	2	2	0
Selenium, potentially dissolvd	2	2	0
Uranium, potentially dissolvd	2	2	0
Perfluorooctanoic acid (PFOA)	2	2	0
Perfluorobutanoic acid (PFBA)	2	2	0
Perfluorooctanesulfonamide (PFOSA)	2	2	0
Perfluoropentanoic acid (PFPeA)	2	2	0
Perfluorohexanoic acid (PFHxA)	2	2	0
Perfluoroheptanoic acid (PFHpA)	2	2	0
Perfluorononanoic acid (PFNA)	2	2	0
Perfluorodecanoic acid (PFDA)	2	2	0
Perfluoroundecanoic acid (PFUnA)	2	2	0
Perfluorododecanoic acid (PFDoA)	2	2	0
Perfluorotridecanoic acid (PFTrDA)	2	2	0
Perfluorotetradecanoic acid (PFTeDA)	2	2	0
N-ethyl perfluorooctanesulfonamidoethanol (NEtFOSE)	2	2	0
N-methyl perfluorooctanesulfonamidoethanol (NMeFOSE)	2	2	0
N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA)	2	2	0
N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA)	2	2	0
Perfluorobutanesulfonic acid (PFBS)	2	2	0
Perfluorodecanesulfonic acid (PFDS)	2	2	0
Perfluoroheptanesulfonic acid (PFHpS)	2	2	0
Perfluorohexanesulfonic acid (PFHxS)	2	2	0
Perfluorooctanesulfonic acid (PFOS)	2	2	0
1H,1H,2H,2H-Perfluorohexane sulfonic acid (4:2 FTS)	2	2	0
1H,1H,2H,2H-Perfluorooctane sulfonic acid (6:2 FTS)	2	2	0
1H,1H, 2H, 2H-Perfluorodecane sulfonic acid (8:2 FTS)	2	2	0
Perfluoropentanesulfonic acid (PFPeS)	2	2	0
Perfluorononanesulfonic acid (PFNS)	2	2	0
Hexafluoropropylene oxide dimer acid (HFPO-DA)	2	2	0
Perfluoro-2-methoxypropanoic acid	2	2	0
Nonafluoro-3,6-dioxaheptanoic acid (NFDHA)	2	2	0
Perfluoro(2-ethoxyethane)sulfonic acid (PFEESA)	2	2	0
Perfluorododecanesulfonic acid (PFDoS)	2	2	0
4,8-Dioxa-3H-perfluorononanoic acid (ADONA)	2	2	0
Potassium 9-chlorohexadecafluoro-3-oxanonane-1-sulfonate	2	2	0
Potassium 11-chloroeicosafluoro-3-oxaundecane-1-sulfonate	2	2	0
N-methyl perfluorooctanesulfonamide (NMeFOSA)	2	2	0
N-ethyl perfluorooctanesulfonamide (NEtFOSA)	2	2	0
Mercury, total [as Hg]	2	2	0
PFAS Sum	2	2	0
3-Perfluoropropyl propanoic acid (3:3 FTCA)	2	2	0
3-Perfluoroheptyl propanoic acid (7:3 FTCA)	2	2	0
Perfluoro-4-methoxybutanoic acid (PFMBA)	2	2	0
2H,2H,3H,3H-Perfluorooctanoic acid (5:3 FTCA)	2	2	0
Chloride [as Cl]	1	2	0
Sulfide-hydrogen sulfide [undissociated]	1	2	0

Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES COG591061.

Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.

Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.

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Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

This public-records page covers Clean Water Act discharge permit COG591061 for AKRON WWTF in Akron, CO, held by Akron Town of, with its status as effective and discharger class as minor. The figures listed are 95 pollutants on file, 95 under a numeric limit, 85 with a violation of any kind, and 3 with an effluent exceedance.