Clean Water Act discharge permit · NPDES CA0038679

LAVWMA EXPORT AND STORAGE FACILITIES, Pleasanton, CA: NPDES CA0038679 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
12Pollutants under a numeric limit
1Pollutants with an effluent exceedance

LAVWMA EXPORT AND STORAGE FACILITIES, held by Livermore-Amador Valley Water Management Agency, holds NPDES permit CA0038679, which discharges to San Lorenzo Creek, Alamo Canal. EPA’s file records it issued April 13, 2016 and expiring May 31, 2021. 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	LAVWMA EXPORT AND STORAGE FACILITIES
Permittee as filed	Livermore-Amador Valley Water Management Agency
NPDES ID	CA0038679
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	April 13, 2016
Expiration date	May 31, 2021
Address	Pleasanton, CA 94588
Receiving water	San Lorenzo Creek, Alamo Canal
Receiving water impaired	303(D) Listed
Subwatershed	South San Ramon Creek (HUC 180500040502)
SIC	4952 – 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

17Pollutants on file
12Under a numeric limit
13With a violation of any kind
1With 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	3	52	1	March 31, 2018	2,147,483,650% over the limit
pH	4	42	0
Duration of discharge	4	40	0
Volume, total	3	40	0
Duration of discharge	2	40	0
E. coli	0	40	0
Solids, total suspended	2	20	0
Oil & Grease	2	20	0
BOD, carbonaceous [5 day, 20 C]	2	20	0
Mercury, total recoverable	0	14	0
Polychlorinated biphenyls [PCBs], sum of Aroclors	0	4	0
Temperature, water deg. centigrade	0	1	0
Nitrogen, ammonia total [as N]	0	1	0
Lead, total [as Pb]	4	0	0
Coliform, fecal general	3	0	0
Chloride	2	0	0
Solids, total dissolved	2	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 CA0038679.

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

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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 CA0038679 there.

Nearby on the register

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

This public-records page covers the Clean Water Act discharge permit NPDES CA0038679 for LAVWMA EXPORT AND STORAGE FACILITIES in Pleasanton, CA, held by Livermore-Amador Valley Water Management Agency, which discharges to San Lorenzo Creek and Alamo Canal. The permit is listed as administratively continued, with 12 as the discharger class and 1 pollutant under a numeric limit, of which 1 pollutant has an effluent exceedance. The subwatershed is South San Ramon Creek (HUC 180500040502).