Complex sentence: Treated effluent is used on the farm to irrigate 85 km² of pasture for grazing 15,000 cattle and 40,000 sheep, it is supplied to the Werribee market garden area to grow vegetables and is also used to irrigate sporting grounds and parks and gardens.
Split into simpler sentences: Treated effluent is used on the farm to irrigate 85 km² of pasture for grazing 15,000 cattle and 40,000 sheep. It is also supplied to the Werribee market garden area to grow vegetables and to irrigate sporting grounds, parks and gardens.