A company in Hawke's Bay faces a fine of up to $600,000 for discharging waste into Ahuriri Estuary.
Hawke's Bay Regional Council has taken enforcement action twice in the last four months - once against an individual and once against a company.
In the latter incident, in December, a company, which the council has not named, discharged by-product and yard waste into the stormwater system, which found its way into the estuary.
After an investigation by the regional council pollution response team, the company has been prosecuted, although a date for the hearing has not yet been set. Read more