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Clean Water Act discharge permit · NPDES HIF014082

IN-VESSEL BIOCONVERSION FACILITY DIGESTION CAPACITY UPGRADES (SAND ISLAND WWTP S, Honolulu, HI: NPDES HIF014082 discharge permit, effluent exceedances, inspections, penalties

IN-VESSEL BIOCONVERSION FACILITY DIGESTION CAPACITY UPGRADES (SAND ISLAND WWTP S, held by City and County of Honolulu, holds NPDES permit HIF014082, which discharges to Pacific Ocean. EPA’s file records it issued August 23, 2023 and expiring February 8, 2024.

IN-VESSEL BIOCONVERSION FACILITY DIGESTION CAPACITY UPGRADES (SAND ISLAND WWTP S, Honolulu, Hawaii: Coverage under a general permit HIF014082, held by City and County of Honolulu; Administratively continued (past its expiration date and still in force until reissued); issued August 23, 2023, term to February 8, 2024, by Hawaii Dept of Health, Clean Water Branch; discharges to PACIFIC OCEAN.

Other permits held by City and County of Honolulu

Other permits in Honolulu

What the register holds for IN-VESSEL BIOCONVERSION FACILITY DIGESTION CAPACITY UPGRADES (SAND ISLAND WWTP S: its NPDES ID, its permit type and status, its dates, its address in Honolulu, Hawaii, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES HIF014082.

Identity

Facility as filedIN-VESSEL BIOCONVERSION FACILITY DIGESTION CAPACITY UPGRADES (SAND ISLAND WWTP S
Permittee as filedCity and County of Honolulu
NPDES IDHIF014082
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedAugust 23, 2023
Expiration dateFebruary 8, 2024
Issuing agencyHawaii Dept of Health, Clean Water Branch
AddressHonolulu, HI 96819
Receiving waterPACIFIC OCEAN

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES HIF014082.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES HIF014082.

Inspections

EPA’s inspection file holds no inspection for NPDES HIF014082.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES HIF014082.

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, HIF014082.

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  • One state — $4,990/year
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Nearby on the register

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

What this page shows

IN-VESSEL BIOCONVERSION FACILITY DIGESTION CAPACITY UPGRADES (SAND ISLAND WWTP S is among 130 general-permit enrollments in Honolulu, and 0.0% of that group has a violation on file. Of those 130 enrollments, 46.2% carry an earlier issue date than this permit. Honolulu has 130 general-permit enrollments on the register, with this permit among them.