Velarion Records

Clean Water Act discharge permit · NPDES SDG589505

MARTIN SUNRISE HOUSING WW LAGOON, Martin, SD: NPDES SDG589505 discharge permit, effluent exceedances, inspections, penalties

MARTIN SUNRISE HOUSING WW LAGOON, held by Oglala Sioux Tribe Water and Sewer, holds NPDES permit SDG589505, which discharges to Tributary Of Little White River. 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 filedMARTIN SUNRISE HOUSING WW LAGOON
Permittee as filedOglala Sioux Tribe Water and Sewer
NPDES IDSDG589505
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typePublicly owned treatment works
ProgramPublicly owned treatment works
IssuedApril 5, 2016
Expiration dateDecember 31, 2020
Issuing agencyU.S. EPA Region 8
AddressMartin, SD 57551
Receiving waterTRIBUTARY OF LITTLE WHITE RIVER
SubwatershedMartin Creek-Little White River (HUC 101402030209)
NAICS221320 – Sewage Treatment Facilities
SIC4952 – 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

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 measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
BOD, 5-day, 20 deg. C2820
Solids, total suspended2820
pH2620
Temperature, water deg. centigrade2310
Nitrogen, ammonia total [as N]2310
Flow, total2260
Oil & Grease1260
Flow, in conduit or thru treatment plant0260
Oil and grease visual1240
Nitrogen, total [as N]1180
Phosphorus, total [as P]1180
Duration of discharge0130
Nitrite + Nitrate total [as N]0100
E. coli0100
Nitrogen, Kjeldahl Total0100
BOD, 5-day, percent removal050
Solids, suspended percent removal050

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES SDG589505.

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

EPA’s single-event violation file, as loaded, holds no violation for NPDES SDG589505.

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

One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, SDG589505.

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How we handle your data → Privacy

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 SDG589505 there.

Nearby on the register

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

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