Clean Water Act discharge permit · NPDES MS0050172

GREAT RIVER UTILITY OPERATING CO LLC, SERENE HILLS SUBDIVISION, Hattiesburg, MS: NPDES MS0050172 discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MinorDischarger class
6Pollutants under a numeric limit
5Pollutants with an effluent exceedance

GREAT RIVER UTILITY OPERATING CO LLC, SERENE HILLS SUBDIVISION holds NPDES permit MS0050172, which discharges to Mixons Creek. EPA’s file records it issued August 20, 2019 and expiring July 31, 2024. 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	GREAT RIVER UTILITY OPERATING CO LLC, SERENE HILLS SUBDIVISION
Permittee as filed	GREAT RIVER UTILITY OPERATING CO LLC, SERENE HILLS SUBDIVISION
NPDES ID	MS0050172
Permit status	Effective
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	August 20, 2019
Expiration date	July 31, 2024
Issuing agency	MDEQ
Address	Hattiesburg, MS 39401
Receiving water	MIXONS CREEK
Subwatershed	Providence Creek-Bouie River (HUC 031700040802)
NAICS	237210 – Land Subdivision
SIC	6552 – Subdividers And Developers

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
6Under a numeric limit
6With a violation of any kind
5With 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
Chlorine, total residual	2	9	9	December 31, 2023	120% over the limit
Coliform, fecal general	0	6	4	December 31, 2010	29,900% over the limit
E. coli	2	3	3	December 31, 2023	1,821% over the limit
BOD, 5-day, 20 deg. C	4	8	2	December 31, 2007	43% over the limit
pH	2	3	1	December 31, 2009
Solids, total suspended	4	6	0
Flow, in conduit or thru treatment plant	1	0	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 MS0050172.

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, MS0050172.

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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 MS0050172 there.

Nearby on the register

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

This public-records page covers Clean Water Act discharge permit NPDES MS0050172, held by GREAT RIVER UTILITY OPERATING CO LLC, SERENE HILLS SUBDIVISION in Hattiesburg, MS, which discharges to MIXONS CREEK in the Providence Creek-Bouie River subwatershed (HUC 031700040802). The page lists 6 pollutants under a numeric limit and 5 pollutants with an effluent exceedance, with the permit shown as effective and issued by MDEQ.