Soil Landscapes Soil Climates Soil Datasets Personnel Site Map Soil Information Home CEI Home Links

Soil pH is a measure of the acidity or alkalinity of the soil. In an acqueous solution, pH is defined to be the negative logarithm (base 10) of the concentration of free hydrogen ions. In soil, the pH results from the interaction of soil minerals, ions in solution, and cation exchange.

Methodws | Datasets | Image

STATSGO Mapunits | Soil Texture Class | Depth to Bedrock
Sand, Silt, Clay Fractions | Rock Fragment Class | Rock Fragment Volume
Bulk Density | Porosity | Permeability
Available Water Capacity | pH | Plasticity
K-Factor | Hydrologic Soil Groups | Curve Numbers

Background | Methods | Data Coverages | Citation | Feedback

CONUS-Soil | STATSGO | SSURGO

Soil Information Home | CEI Home | Links
Soil Landscapes | Soil Climates | Soil Datasets | Personnel | Site Map

Comments and Questions

8/27/2001