![]() ![]() These ‘PBs’ will be found most often in areas with complete or partial section surveys, such as in mining districts, areas with private inholdings or along Federal land boundaries. That PB stands for ' Protracted Block', which is an unsurveyed area (of uncertain acreage) of which parts of, but not the entire, boundary has been surveyed. Sections may be further subdivided into quarter-sections (160 acres),quarter-quarter sections (40 acres),or any other mathematical subdivision.The gray square in the figure on the bottom right might be described as “the northeast quarter of the northwest quarter of the southeast quarter of Section 14, Township 2 North,Range 3 East of the 6th Meridian.Why is there a "section" labeled PB43 on my map where I expected a section number? Land is typically divided into 6-milesquare townships.Townships are described with reference to their principal meridian and base line.Įxample: A township “2 North, Range 3 East, Mount Diablo Meridian” would mean the township is in the second tier north of the base line, and the third column east of the Mount Diablo Principal Meridian.Įach township is then divided into 36 sections.Each section is 1 mile square and contains approximately 640 acres, makingallowance for unsophisticated measuring tools employed at the time of creation. Land is described as being east or west of the principal meridian, and north or south of the range line associated with that meridian. Each principal meridian has a base line that runs east and west through it. A way of subdividing and describing land in most of the United States.Texas, Hawaii, and most of the original 13 states are not described by the PLSS.The system starts with a principal meridian, which is a north-south line.There are 37 principal meridians in the United States. ![]()
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