alluvial fill in a sentence

1. Eroded alluvial fill 60 feet thick at Kanab Creek, Kane County, Utah.
2. On the west side of the range along the Rio Grande, the alluvial fill consists of unconsolidated fluvial deposits of boulders, cobble, and gravel.
3. The soils are composed mostly of quaternary detrital and alluvial fills, and the wines tend to be thinner and less complex than those grown on the Jurassic limestone, gravels, and marls of the slopes from which the better quality wines of the C魌e d'Or come.
4. It's difficult to find alluvial fill in a sentence.