Clean Water Act discharge permit · NPDES SDG589504

MANDERSON COMMUNITY LAGOON, Manderson, SD: NPDES SDG589504 discharge permit, effluent exceedances, inspections, penalties

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

MANDERSON COMMUNITY LAGOON, held by Oglala Sioux Tribe Water and Sewer, holds NPDES permit SDG589504, which discharges to Wounded Knee Creek. EPA’s file records it issued April 5, 2016 and expiring December 31, 2020. 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	MANDERSON COMMUNITY LAGOON
Permittee as filed	Oglala Sioux Tribe Water and Sewer
NPDES ID	SDG589504
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Publicly owned treatment works
Program	Publicly owned treatment works
Issued	April 5, 2016
Expiration date	December 31, 2020
Issuing agency	U.S. EPA Region 8
Address	Manderson, SD 57756
Receiving water	WOUNDED KNEE CREEK
Subwatershed	Town of Manderson-Wounded Knee Creek (HUC 101402011607)
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

7Pollutants on file
0Under a numeric limit
7With 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
BOD, 5-day, 20 deg. C	0	20	0
Solids, total suspended	0	20	0
Flow, in conduit or thru treatment plant	0	20	0
Oil & Grease	0	10	0
Floating solids, waste or visible foam-visual	0	10	0
Oil and grease visual	0	10	0
pH	0	8	0

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES SDG589504.

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 SDG589504.

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.

Watch this permit

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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 SDG589504 there.

Nearby on the register

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

This public-records page covers NPDES permit SDG589504 for the MANDERSON COMMUNITY LAGOON in Manderson, SD, a publicly owned treatment works held by the Oglala Sioux Tribe Water and Sewer and discharging to WOUNDED KNEE CREEK. The permit is administratively continued, has a Minor Discharger class, and lists 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance. The subwatershed is listed as Town of Manderson-Wounded Knee Creek (HUC 101402011607).