Clean Water Act discharge permit · NPDES MORA21339

MERCY SOUTH HYLAND A, St Louis, MO: NPDES MORA21339 discharge permit, effluent exceedances, inspections, penalties

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

MERCY SOUTH HYLAND A, held by MERCY SOUTH, holds NPDES permit MORA21339, which discharges to Tributary To Meramec R.. EPA’s file records it issued April 25, 2022 and expiring February 7, 2027. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filed	MERCY SOUTH HYLAND A
Permittee as filed	MERCY SOUTH
NPDES ID	MORA21339
Permit status	Effective
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Program	Construction stormwater
Issued	April 25, 2022
Expiration date	February 7, 2027
Address	St Louis, MO 63128
Receiving water	Tributary to Meramec R.
Subwatershed	Sugar Creek-Meramec River (HUC 071401021003)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

0Pollutants on file
0Under a numeric limit
0With a violation of any kind
0With an effluent exceedance

EPA’s limits and effluent violation files hold no pollutant row for NPDES MORA21339.

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

2Single-event violations

Date	What EPA recorded	Agency
June 4, 2026	Permit Violations - Violation Specified in Comment	ST6
June 4, 2026	WW Storm Water Construction - Failure to develop any or adequate SWPPP/SWMP	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.

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, MORA21339.

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 MORA21339 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

This public-records page covers Clean Water Act discharge permit NPDES MORA21339, held by MERCY SOUTH for MERCY SOUTH HYLAND A in St Louis, MO, which discharges to Tributary To Meramec R. in the Sugar Creek-Meramec River subwatershed (HUC 071401021003). The page lists 0 pollutants on file, 0 under a numeric limit, 0 with a violation of any kind, and 0 with an effluent exceedance, and it classes the facility as a Minor discharger under a Construction stormwater program.