Clean Water Act discharge permit · NPDES MO0135658

EAGLE SKY OF THE OZARKS WWTF, Patterson, MO: NPDES MO0135658 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
6Pollutants under a numeric limit
0Pollutants with an effluent exceedance

EAGLE SKY OF THE OZARKS WWTF, held by Eagle Sky of the Ozarks, holds NPDES permit MO0135658, which discharges to Tributary To Clark Cr.. EPA’s file records it issued January 1, 2020 and expiring June 30, 2022. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filed	EAGLE SKY OF THE OZARKS WWTF
Permittee as filed	Eagle Sky of the Ozarks
NPDES ID	MO0135658
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	January 1, 2020
Expiration date	June 30, 2022
Address	Patterson, MO 63956
Receiving water	Tributary to Clark Cr.
Subwatershed	Clark Creek (HUC 080202020501)
NAICS	221320 – Sewage Treatment Facilities
SIC	4952 – Sewerage Systems

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.

Effluent limits and exceedances

6Pollutants on file
6Under a numeric limit
0With a violation of any kind
0With 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.

Pollutant or measure	Limits	Violations, any kind	Effluent exceedances	Latest exceedance	Largest exceedance, as filed
Application rate area sprayed	6	0	0
Application rate, gallons spray irrigation	6	0	0
Spray irrigation	6	0	0
Spray irrigation, application rate	6	0	0
Depth to water level ft below landsurface	2	0	0
Precipitation volume	2	0	0

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES MO0135658.

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

1Single-event violations

Date	What EPA recorded	Agency
December 27, 2022	Management Practice Violations - Improper Operation and Maintenance	ST6

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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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID MO0135658 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

This public-records page covers the Clean Water Act discharge permit NPDES MO0135658 for EAGLE SKY OF THE OZARKS WWTF in Patterson, MO, held by Eagle Sky of the Ozarks, which discharges to Tributary To Clark Cr. within the Clark Creek subwatershed (HUC 080202020501). The page lists 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance, and records the permit as administratively continued, issued January 1, 2020 and expiring June 30, 2022.