Clean Water Act discharge permit · NPDES AR0037508

BLACK ROCK, CITY OF, Black Rock, AR: NPDES AR0037508 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
10Pollutants under a numeric limit
6Pollutants with an effluent exceedance

BLACK ROCK, CITY OF holds NPDES permit AR0037508, which discharges to Trib,Black R,White R. EPA’s file records it issued December 8, 2014 and expiring December 31, 2019. 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	BLACK ROCK, CITY OF
Permittee as filed	BLACK ROCK, CITY OF
NPDES ID	AR0037508
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Publicly owned treatment works
Program	Publicly owned treatment works
Issued	December 8, 2014
Expiration date	December 31, 2019
Address	Black Rock, AR 72415
Receiving water	TRIB,BLACK R,WHITE R
Subwatershed	Bay Creek-Black River (HUC 110100090204)

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

Effluent limits and exceedances

11Pollutants on file
10Under a numeric limit
11With a violation of any kind
6With 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	23	15	April 30, 2004	123% over the limit
Solids, total suspended	3	89	6	March 31, 2002	706% over the limit
Coliform, fecal general	2	59	5	June 30, 2003	750% over the limit
BOD, carbonaceous [5 day, 20 C]	6	77	2	June 30, 2015	181% over the limit
Chlorine, total residual	1	27	2	March 31, 2026	19,900% over the limit
pH	2	55	1	February 28, 1999
Nitrogen, ammonia total [as N]	9	75	0
Flow, in conduit or thru treatment plant	2	48	0
Oxygen, dissolved [DO]	2	25	0
Overflows	1	22	0
Overflow volume [SS0 volume, CSO volume]	1	22	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 AR0037508.

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.

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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 AR0037508 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 AR0037508, held by BLACK ROCK, CITY OF in Black Rock, AR, with its receiving waters listed as TRIB,BLACK R,WHITE R in watershed HUC 110100090204. The permit is listed as administratively continued, with 10 pollutants under a numeric limit, 11 pollutants on file, 11 with a violation of any kind, and 6 with an effluent exceedance.