Penistaja soil series
Fine-loamy, mixed, superactive, mesic Ustic Haplargids
Aridisols — soils of dry climates
Penistaja is mapped on 707,708 acres in 3 states, 327th nationally by area. Besides it, only Forkwood belongs to the great group Haplargids in this atlas. It is the largest of the 31 established series in its family. Its biggest share, 87%, is in New Mexico, where it ranks 9th of 1,301 series. It is the state soil of New Mexico.
- Depth
- Very deep
- Drainage
- Well drained
- Water movement
- Moderate
Where Penistaja is mapped
707,708 acres in 17 soil survey areas, from current SSURGO data.
Share of all Penistaja acres
- Rank in the state · share of its mapped soil
- New Mexico 9th of 1,301 · 1.01%
- Arizona 155th of 865 · 0.19%
In the field
Drainage
Well drained
Soil depth
Very deep
Permeability
Moderate
- Parent material
- Alluvium, slope alluvium, eolian deposits, sandstone, shale
- Landform
- Plateaus/tablelands, hills
- Type location
- New Mexico
How it is classified
- OrderAridisols
- SuborderArgids
- Great groupHaplargids
- SubgroupUstic Haplargids
- FamilyFine-loamy, mixed, superactive, mesic Ustic Haplargidsfine-loamy particle-size classmixed mineralogy classsuperactive cation-exchange activity classmesic soil temperature regime
Against other Aridisols
Penistaja makes up 0.46% of all mapped Aridisols — the 15th largest of 2,777 series in the order.
Solum thickness (topsoil + subsoil)
135 cm over a median of 104 cm
Depth to the subsoil
5 cm under a median of 10 cm
Depth described
178 cm over a median of 152 cm
Its relatives
Close relatives, at one scale
Horizon by horizon
| Horizon | Layer | Depth | Thickness |
|---|---|---|---|
| A | Topsoil | 0–5 cm0–2 in | 5 cm |
| Bt1 | Subsoil: clay build-up | 5–15 cm2–6 in | 10 cm |
| Bt2 | Subsoil: clay build-up | 15–41 cm6–16 in | 26 cm |
| Bt3 | Subsoil: clay build-up | 41–56 cm16–22 in | 15 cm |
| Bk | Subsoil: lime (carbonate) build-up | 56–135 cm22–53 in | 79 cm |
| C | Parent material | 135–178 cm53–70 in | 43 cm |
Sources: USDA–NRCS Official Series Description (revised 2007-07), Soil Classification database and SSURGO. Ranks computed by Soil Series Atlas. Method · Guides