U.S. States Change Log

27 JUN 2024 (s_10se24.*)

No change due do to SCNs

ERRATA fixed with this release:

State of Hawaii shifted 0.25 miles SE

Fixed area along the Alabama/Florida border

DKR

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22 DEC 2023

Effective 05 March 2024 (s_05mr24.*)

Per SCN 23-113, due to adjustments state wide, features may be slightly different in AK

DKR

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14 FEB 2023

Effective 08 March 2023 (s_08mr23.*)

Per SCN 22-124 Change for LWX in Maryland around the Sassafras River
Per SCN 22-123 Changes for American Samoa (WSO PPG)
Per SCN 22-128, 22-129, 22-130 Due to removal of lagoons state wide, features may be slightly different in AK for AJK, AFC, AFG

DKR

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Effective 22 March 2022
01 March 2022

Per SCN 22-07

Added areas to account for the inclusion of Northern Marians,
Federated States of Micronesia, Marshall Islands, and Palau

DKR
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Effective 11 August 2016
12 July 2016 (s_11au15.zip)

Per SCN 16-24 Land/water areas adjusted in WFO OKX to add Governor's Island
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Effective 10 November 2015 per sCN 15-48
8 October 2015 (s_10nv15.zip)
Coastline in MFR adjusted for land/water interface
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Effective 16 December 2014
8 January 2014 (s_16de14.zip)
Erroneous islands removed from LWX MD/VA.
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Effective 4 June 2014
01 June 2014 (s_04jn14.zip)
Coastlines aligned to all changes since last version.
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25 March 2012
--------------
(s_01ap14.zip)

This version and ass subsequent verstions have been check for overlapping
polygons, unneeded gaps, minimum segment lengths of 0.000001 and minimum
polygon areas of 0.00000001.
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28 August 2012
(s_28au12.*)

Added westernmost Hawaiian Islands

1 August 2007
(s_01au07.*)

More small lines and holes removed - CA, CO and WY.

15 July 2006
------------
(s_16mr06.*)

Small "lines" and holes removed from Western U.S.

20 July 2005
------------
(s_14jl05.*)

Small "line" removed from AK.

5 June 2003
------------
(s_12my03.*)

Tiny "gaps" removed from AZ, CO and ID.

04 October 2002
(s_04oc02.*)

Removed field fe_zone.

24 January 2001
(s_24jn02.*)

An erroneous "gap" at the border of Gulf and Bay Counties, FL, from the Gulf of Mexico to East Bay was repaired. 

20 March 2000
(s_20mr00.*)

Coastline modified in Ventura County, CA 

28 November 1998
(s_28nv98.*)

Erroneous "gaps" and "sliver" polygons removed.

06 June 1998
(s_06je98.*)

Original data set.