National Instructions

National Instruction Number 430-302 Third Edition
Subject: SOI - State Soil Geographic (STATSGO) Database Update

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National Instructions (PDF; 42.7 KB)

National Instruction Number 430-303 First Edition (September 2003)
Subject:  National Coordinated Common Resource Area Geographic Database

These documents requires Acrobat Reader.

CRA National Instructions (PDF; 32.9 KB)

430-303 Exhibit A (PDF; 33.7 KB)

430-303 Exhibit B (PDF; 33.7 KB)