Clean Water Act discharge permit · NPDES IL0046299

HAPPY OURS MHP - STP, Murphysboro, IL: NPDES IL0046299 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
9Pollutants under a numeric limit
3Pollutants with an effluent exceedance

HAPPY OURS MHP - STP, held by HAPPY OURS MOBILE HOME PARK, holds NPDES permit IL0046299, which discharges to Unnamed Trib To Big Muddy River. EPA’s file records it issued December 30, 2020 and expiring December 31, 2025. 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	HAPPY OURS MHP - STP
Permittee as filed	HAPPY OURS MOBILE HOME PARK
NPDES ID	IL0046299
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	December 30, 2020
Expiration date	December 31, 2025
Address	Murphysboro, IL 62966
Receiving water	UNNAMED TRIB TO BIG MUDDY RIVER
Receiving water impaired	303(D) Listed
Subwatershed	Mud Creek-Big Muddy River (HUC 071401061201)
SIC	6515 – Mobile Home Site Operators

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

9Pollutants on file
9Under a numeric limit
7With 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.

Pollutant or measure	Limits	Violations, any kind	Effluent exceedances	Latest exceedance	Largest exceedance, as filed
Solids, total suspended	5	98	23	December 31, 2024	267% over the limit
Oxygen, dissolved [DO]	5	23	12	June 30, 2019	45% over the limit
BOD, carbonaceous [5 day, 20 C]	4	70	10	December 31, 2024	140% over the limit
Flow, in conduit or thru treatment plant	4	58	0
pH	2	30	0
BOD, 5-day, 20 deg. C	1	14	0
Chlorine, total residual	1	9	0
Nitrogen, ammonia total [as N]	1	0	0
Coliform, fecal general	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 IL0046299.

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, IL0046299.

Start the watch

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 IL0046299 there.

Nearby on the register

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

This public-records page covers NPDES permit IL0046299, held by HAPPY OURS MOBILE HOME PARK for the HAPPY OURS MHP - STP facility in Murphysboro, IL, which discharges to Unnamed Trib To Big Muddy River. The permit is administratively continued, is classed as a Minor Discharger, and lists 9 pollutants under a numeric limit, 3 of which show an effluent exceedance.