Since the facility opened, it has process more than 9620 tonnes of organic waste. The waste is turned into compost and sold to local farmers and businesses, as well as being used by Dubbo Regional Council.

The facility services Dubbo, Narromine and Mid-Western council areas and residents from all three regions attended.

The tours started in the education room before people were walked through the organic processing steps.

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It begins with staff physically removing any contamination from the waste, such as plastic. The organic material is then shredded and spends two weeks in a tunnel where it is monitored to ensure it receives the right amount of air, moisture and heat.

The waste then sits for at least two months in the compost heap. Because of the current dry weather, it's usually 18 to 20 weeks before it can be sold.

The finished product has been popular with farmers, especially horticulturalists.

JR Richards and Sons chief operating officer Greg Turner said he was really happy with the roll-up at the open day.

"We're already thinking about another one which we expect will be even better," he said.

Mr Turner said he had received "really positive" feedback from everyone who attended.

The company is now looking into innovate ways to create the compost while conserving water, due to the ongoing drought.