Valentine soil series
Mixed, mesic Typic Ustipsamments
Entisols — young soils with little or no horizon development
Soil surveys map Valentine on 10.80 million acres, more than any other series in the United States. No series covers more of Nebraska: it accounts for 22.3% of the state’s mapped soil. It is the only series in the atlas that belongs to the great group Ustipsamments. It is the largest of the 6 established series in its family.
- Depth
- Very deep
- Drainage
- Excessively drained
- Water movement
- High
Where Valentine is mapped
10,802,220 acres in 66 soil survey areas, from current SSURGO data.
Share of all Valentine acres
- Rank in the state · share of its mapped soil
- Nebraska 1st of 414 · 22.27%
In the field
Drainage
Excessively drained
Soil depth
Very deep
Of the 68 atlas series that are classed very deep, this is the largest.
- Parent material
- Eolian deposits, sandy sediments
- Landform
- Dunes/sandhills, valleys/basins, terraces
- Major land resource areas
- 65
- Type location
- Nebraska
How it is classified
- OrderEntisols
- SuborderPsamments
- Great groupUstipsamments
- SubgroupTypic Ustipsamments
- FamilyMixed, mesic Typic Ustipsammentsmixed mineralogy classmesic soil temperature regime
Against other Entisols
Valentine makes up 5.51% of all mapped Entisols — the 1st largest of 3,003 series in the order.
Depth described
203 cm over a median of 152 cm
Its relatives
Horizon by horizon
| Horizon | Layer | Depth | Thickness |
|---|---|---|---|
| A1 | Topsoil | 0–4 cm0–2 in | 4 cm |
| A2 | Topsoil | 4–13 cm2–5 in | 9 cm |
| AC | Topsoil grading to parent material | 13–26 cm5–10 in | 13 cm |
| C1 | Parent material | 26–46 cm10–18 in | 20 cm |
| C2 | Parent material | 46–84 cm18–33 in | 38 cm |
| C3 | Parent material | 84–127 cm33–50 in | 43 cm |
| C4 | Parent material | 127–203 cm50–80 in | 76 cm |
Sources: USDA–NRCS Official Series Description (revised 2007-01), Soil Classification database and SSURGO. Ranks computed by Soil Series Atlas. Method · Guides