public land survey system
(PLSS)
surveying method developed and used in US to divide property
originally developed by Thomas Jefferson and the Land
Ordnance of 1785 following the Declaration of Independence
- federal government had little power to tax so they decided to
use sale of the Western Territories to pay off war debt
today the Bureau of Land Management (BLM) controls survey,
sale and setting of lands acquired by the US
initial point
starting point for survey
intersection point of principal merdian and the base line in a
given region
principal meridian
true median running through an initial point
together with the baseline forms the highest level frameworks
for all rectangular surveys in a given area
meridians in CA
, Humboldt
Mount Diablo
San Bernardino
baseline
parallel of latitude
referenced and established from initial point
all rectangular surveys in a defined area are based off of it
township
square parcel of land (36 miles)
OR measure of the distance N or S from a reference baseline (in
6 mile units)
section
1 x 1 mile square area of a township
there are 36 sections in a survey township
number of sections in a township
1 through 36
starting at top right and snaking down
number of acres in a township