enow.com Web Search

Search results

  1. Results from the WOW.Com Content Network
  2. State Plane Coordinate System - Wikipedia

    en.wikipedia.org/wiki/State_Plane_Coordinate_System

    The State Plane Coordinate System (SPCS) is a set of 125 geographic zones or coordinate systems designed for specific regions of the United States. Each U.S. state contains one or more state plane zones, the boundaries of which usually follow county lines. There are 108 zones in the contiguous United States, with 10 more in Alaska, five in ...

  3. List of principal and guide meridians and base lines of the ...

    en.wikipedia.org/wiki/List_of_principal_and...

    Primarily from the United States Government Printing Office Style Manual. [1] State names usually signify only parts of each listed state, unless otherwise indicated. Based on the BLM manual's 1973 publication date, and the reference to Clarke's Spheroid of 1866 in section 2-82, coordinates appear to be in the NAD27 datum.

  4. Lambert conformal conic projection - Wikipedia

    en.wikipedia.org/wiki/Lambert_conformal_conic...

    A Lambert conformal conic projection (LCC) is a conic map projection used for aeronautical charts, portions of the State Plane Coordinate System, and many national and regional mapping systems. It is one of seven projections introduced by Johann Heinrich Lambert in his 1772 publication Anmerkungen und Zusätze zur Entwerfung der Land- und ...

  5. Geography of Illinois - Wikipedia

    en.wikipedia.org/wiki/Geography_of_Illinois

    Statistics. Illinois has a maximum north–south distance of 390 miles (630 km) and 210 miles (340 km) east-west. Total area is 57,918 square miles (150,010 km 2), ranked 25th in size of the 50 states. Water area is 2,325 square miles (6,020 km 2); Lake Michigan accounts for most of this. Charles Mound in the northwest Driftless Area is the ...

  6. Third principal meridian - Wikipedia

    en.wikipedia.org/wiki/Third_Principal_Meridian

    U.S. Bureau of Land Management map showing the principal meridians in Illinois, Indiana, and Ohio. The third principal meridian begins at the mouth of the Ohio River and extends north to the northern boundary of the state of Illinois, and with the base line in latitude 38° 28′ 20″ [vague], governs the surveys in the state east of the third principal meridian, with the exception of those ...

  7. Outline of Illinois - Wikipedia

    en.wikipedia.org/wiki/Outline_of_Illinois

    The following outline is provided as an overview of and topical guide to the U.S. state of Illinois: Illinois – fifth most populous of the 50 states of the United States of America. Illinois lies between Lake Michigan and the Mississippi River and the Ohio River in the Midwestern United States. Chicago, Illinois, is the third most populous ...

  8. AOL Mail

    mail.aol.com

    You can find instant answers on our AOL Mail help page. Should you need additional assistance we have experts available around the clock at 800-730-2563.

  9. Cairo, Illinois - Wikipedia

    en.wikipedia.org/wiki/Cairo,_Illinois

    The lowest point in the state of Illinois is located in Cairo at the Mississippi River. According to the 2021 census gazetteer files, Cairo has a total area of 9.11 square miles (23.59 km 2 ), of which 6.99 square miles (18.10 km 2 ) (or 76.72%) is land and 2.12 square miles (5.49 km 2 ) (or 23.28%) is water.