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Clean Water Act discharge permit · NPDES GU0020095

BAZA GARDENS WWTF, Yona, GU: NPDES GU0020095 discharge permit, effluent exceedances, inspections, penalties

BAZA GARDENS WWTF, held by GUAM WATERWORKS AUTHORITY, holds NPDES permit GU0020095, which discharges to Togcha River. EPA’s file records it issued November 24, 2008 and expiring November 30, 2013. 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 filedBAZA GARDENS WWTF
Permittee as filedGUAM WATERWORKS AUTHORITY
NPDES IDGU0020095
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeIndividual permit
Discharger classMinor discharger
Facility typePublicly owned treatment works
ProgramPublicly owned treatment works
IssuedNovember 24, 2008
Expiration dateNovember 30, 2013
AddressYona, GU 96914
Receiving waterTOGCHA RIVER
SubwatershedYlig River-Frontal Pacific Ocean (HUC 220100000202)

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

Effluent limits and exceedances

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; the 60 with the most exceedances of 156 are shown.

Pollutant or measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
Phosphate, ortho [as PO4]4307259December 31, 20186,650% over the limit
Nitrogen, ammonia total [as N]4296248December 31, 20184,717% over the limit
E. coli, colony forming units [CFU]2142116August 31, 2015348,077% over the limit
Coliform, fecal, colony forming units2142115August 31, 2015706,784% over the limit
BOD, 5-day, percent removal19581December 31, 2018347% over the limit
Enterococci08076December 31, 2018601,809% over the limit
Nitrogen, nitrate total [as N]410254December 31, 20143,071% over the limit
BOD, 5-day, 20 deg. C810650December 31, 2018189% over the limit
Solids, total suspended88735July 31, 20182,142% over the limit
Solids, suspended percent removal14733December 31, 2018333% over the limit
Flow, in conduit or thru treatment plant1185September 30, 201853% over the limit
pH2271October 31, 2016
Nitrite + Nitrate total [as N]011June 30, 201624% over the limit
Chlorine, total residual4540
TU Static Renewal 7-Day Chronic Ceriodaphnia dubia280
Cyanide, total [as CN]140
Arsenic, total recoverable140
Selenium, total recoverable140
Thallium, total recoverable140
Beryllium, total recoverable [as Be]140
Nickel, total recoverable140
Silver total recoverable140
Zinc, total recoverable140
Cadmium, total recoverable140
Lead, total recoverable140
Copper, total recoverable140
Antimony, total recoverable140
2-Methyl-4,6-dinitrophenol140
Dichlorobromomethane140
Carbon tetrachloride140
1,2-Dichloroethane140
Bromoform140
Dibromochloromethane140
Chloroform140
Toluene140
Benzene140
.delta.-BHC140
Acenaphthylene140
Acenaphthene140
Acrolein140
Acrylonitrile140
Anthracene140
Benzo[b]fluoranthene140
Benzo[k]fluoranthene140
Benzo[a]pyrene140
Bis[2-chloroethyl] ether140
Bis[2-chloroethoxy]methane140
Bis[2-chloroisopropyl] ether140
Butyl benzyl phthalate140
Chlorobenzene140
Chrysene140
Diethyl phthalate140
Dimethyl phthalate140
1,2-Diphenylhydrazine140
Endosulfan sulfate140
.beta.-Endosulfan140
.alpha.-Endosulfan140
Endrin aldehyde140
Ethylbenzene140
Fluoranthene140

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

EPA’s single-event violation file, as loaded, holds no violation for NPDES GU0020095.

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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Nearby on the register

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

What this page shows

This public-records page covers Clean Water Act discharge permit NPDES GU0020095 for the BAZA GARDENS WWTF in Yona, GU, held by GUAM WATERWORKS AUTHORITY, which discharges to the TOGCHA RIVER. The permit is listed as administratively continued, was issued November 24, 2008, and carries an expiration date of November 30, 2013, with 147 pollutants under a numeric limit and 13 pollutants with an effluent exceedance.