HorizontalAccuracy

Coded Values

Values

Description

1

Medium Resolution Satellite Derived

Minimum horizontal accuracy +/- 30 meters with a maximum appropriate map scale of 1:63,000

2

Photo Interpretive

Minimum horizontal accuracy +/- 10 meters with a maximum appropriate map scale of 1:25,000

3

IfSAR or LiDARĀ  Derived

Minimum horizontal accuracy +/- 5 meters with a maximum appropriate map scale of 1:10,000

4

GPS Hand Held Reconnaissance

Minimum horizontal accuracy +/- 3 meters with a maximum appropriate map scale of 1:6,000

5

Continuous Map-Grade Survey

Minimum horizontal accuracy +/- 2 meters with a maximum appropriate map scale of 1:3,600

6

Controlled Land Survey

Minimum horizontal accuracy +/- 1 meter with a maximum appropriate map scale of 1:1,200