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in: Freshwater and Marine
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Environmental Data Exchange Network (EDEN)

EDEN is the EPA's online web portal for Local Authorities and licensees to communicate with the EPA on numerous applications.

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Dumping at Sea (DaS)

Dumping at sea from vessels, aircraft or offshore installation of a substance or material without a permit is prohibited by the Dumping at Sea Act 1996 as amended. The purpose of a Dumping at Sea permit is to regulate the dumping of material at sea.

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Latest publications in Monitoring & Assessment

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2021 Code of Practice for Domestic Waste Water Treatment Systems

This publication will assist authorities, developers, system manufacturers, system designers, installers and operators to deal with various systems.

he 2021 Code of Practice for Domestic Waste Water Treatment Systems (Population Equivalent ≤ 10) provides guidance on the site characterization, design, operation and maintenance of domestic waste water treatment systems.

Latest News and Press Releases

in: Freshwater and Marine
Water quality has improved in some areas but continues to decline overall

Date released: October 13, 2025

Early insights into river nitrogen levels indicate an increase in the first half of 2025

Date released: September 17, 2025

New updates to EPA tools for targeting agricultural measures to protect water quality

Date released: August 07, 2025

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