Soil Series Atlas

Soils of Arkansas

359 soil series mapped on 31.53 million acres

050100150200cm1 ft2 ft3 ft4 ft5 ft6 ftApTopsoil · plowed0–15 cm · 0–6 inATopsoil15–28 cm · 6–11 inELeached layer28–58 cm · 11–23 inBt1Subsoil · clay build-up58–89 cm · 23–35 inBt2Subsoil · clay build-up89–117 cm · 35–46 inBt3Subsoil · clay build-up117–152 cm · 46–60 inBt4Subsoil · clay build-up152–203 cm · 60–80 in050100150200cmApTopsoil · plowed0–15 cm · 0–6 inATopsoil15–28 cm · 6–11 inELeached layer28–58 cm · 11–23 inBt1Subsoil · clay build-up58–89 cm · 23–35 inBt2Subsoil · clay build-up89–117 cm · 35–46 inBt3Subsoil · clay build-up117–152 cm · 46–60 inBt4Subsoil · clay build-up152–203 cm · 60–80 in
Stuttgart, to scale.

Alfisols — moderately leached soils with a clay-enriched subsoil

Its state soil, Stuttgart, is a minor one locally: 47th of 359 series, 0.61% of the mapped soil. First place goes to Enders, an Ultisol covering 4.5% of the state’s mapped soil. Ultisols make up over half of the mapped soil (51.1%).

Atlas series mapped in ArkansasGuide: state soils and where series began

Soil orders in Arkansas

AlabamaArizonaColoradoFloridaGeorgiaIndianaKansasMaineMassachusettsMinnesotaNew JerseyNorth CarolinaNorth DakotaOklahomaPennsylvaniaSouth DakotaTexasWyomingConnecticutMissouriWest VirginiaIllinoisNew MexicoArkansasCaliforniaDelawareDistrict of ColumbiaIowaKentuckyMarylandMichiganMississippiMontanaNew HampshireNew YorkOhioOregonTennesseeUtahVirginiaWashingtonWisconsinNebraskaSouth CarolinaIdahoNevadaVermontLouisianaRhode Island

Largest series in Arkansas

  1. EndersUltisols · 1,402,354 acres4.45%
  2. MountainburgUltisols · 1,207,366 acres3.83%
  3. SharkeyVertisols · 915,401 acres2.90%
  4. LinkerUltisols · 911,170 acres2.89%
  5. CarnasawUltisols · 881,060 acres2.79%
  6. SaculUltisols · 863,944 acres2.74%
  7. NellaUltisols · 719,616 acres2.28%
  8. LeadvaleUltisols · 684,612 acres2.17%
  9. GuytonAlfisols · 642,636 acres2.04%
  10. AmyUltisols · 627,678 acres1.99%

Atlas series mapped in Arkansas

  1. Stuttgart203 cm · Albaquultic Hapludalfs
  2. Ruston216 cm · Typic Paleudults
  3. Natchez168 cm · Typic Eutrudepts
  4. Smithdale211 cm · Typic Hapludults
  5. Sharkey213 cm · Chromic Epiaquerts
  6. Clarksville152 cm · Typic Paleudults
  7. Bibb152 cm · Typic Fluvaquents
  8. Guyton203 cm · Typic Glossaqualfs
  9. Loring165 cm · Oxyaquic Fragiudalfs
  10. Sacul203 cm · Aquic Hapludults
  11. Luverne203 cm · Typic Hapludults
  12. Orangeburg183 cm · Typic Kandiudults