Date 
Release 
Comments 
April 2007 
Daily water surfaces to MAP GE Wetlands PIs (1/1/2000 to 9/30/2005) 
Beta version of surface water model 
November 2007 
Daily water surfaces posted on EDEN website (1/1/2000 to 9/30/2007) 
Version1 of surface water model
Provisional gage data for 10/1/2005 to 9/30/2007

February 2008 
Daily water surfaces posted on EDEN website (10/1/2005 to 9/30/2006) 
Version1 of surface water model
Provisional gage data replaced with final data; provisional data archived

March 2008 
Daily water surfaces posted on EDEN website (10/1/2007  12/31/2007)
RealTime surfaces posted

Version1 of surface water model
Provisional gage data

March 2008 
Release 2 of daily water surfaces 
EDEN daily water surfaces were reprocessed for the period May 2000 through September 2005. Gage data for EDEN 3 in southwestern ENP and several gages in northwestern WCA3 were updated and only the surfaces in the vicinity of these gages has changed from the previous surfaces (Release 1 surfaces posted on October 2007). Previous data was archived. 
September 2008 
Final Daily water surfaces posted on EDEN website (10/1/2006  9/30/2007)
Typos fixed

Provisional data for WY07 has been finalized. Previous data was archived.
Typos on water surfaces and release log pages fixed: "version" should have read "release." (Example: "Version 2" of water surfaces should have read "Release 2.")

December 2008 
Provisional water surfaces posted for WY08 (10/1/07  9/30/08) 
Provisional gage data for 2007 Q4 revised, data gaps filled using simple regression with nearby gage data. Previous data was archived.
Provisional gage data for 2008 Q1 through 2008 Q3 includes data gaps filled using simple regression with nearby gage data.

February 2009 
Provisional Water Surfaces posted for 2008 Q4 (10/1/08  12/31/08) 
Provisional gage data for 2008 Q4 replaces realtime data, data gaps filled
using simple regression with nearby gage data. 
March 2009 
Station TSB added 
In 2005, station TS2 was discontinued. Nearby station TSB was added to the EDEN network of gages. 
May 2009 
Provisional Water Surfaces posted for 2009 Q1 (1/1/093/31/09) 
Provisional data replaces realtime data. Data gaps filled using simple regression with nearby gage data. 
August 2009 
Final daily water surfaces posted on EDEN website for WY08 (10/1/2007  9/30/2008)
Stations removed from model

Provisional data for WY08 has been finalized. Data gaps were filled using simple regression with nearby gage data. Previous data was archived.
Stations G251T, G338T, Lostmans_River_1, and Shark_River_1 removed from model.

September 2009 
Final 2008 surfaces reprocessedfor WY08 (10/1/2007  9/30/2008)
Provisional Water Surfaces posted for 2008 Q4 and 2009 Q1 (10/1/08 through 3/31/09)
Provisional Water Surfaces posted for 2009 Q2 (4/1/096/30/09)
Stations added to model

Gage data for 2 gages in WCA1 were updated and only the surfaces in WCA1 have changed from previous surfaces (Final surfaces posted earlier in August 2009).
Provisional data gage data for 2008 Q4 and 2009 Q1 revised. Gage data for 2 gages in western WCA1 added. Data gaps filled using simple regression with nearby gage data. Previous data was archived.
Provisional data replaces realtime data. Data gaps filled using simple regression with nearby gage data.
Stations G251T and G338T added to model.

November 2010 
Stations added to model 
Stations WC2AN1+ and WC2AS1+ added to model. 
March 2010 
Provisional Water Surfaces posted for 2009 Q4 (10/1/0912/31/09)
Stations removed from model

Provisional data replaces realtime data. Data gaps filled using simple regression with nearby gage data.
Stations S190_H and BCA8+ removed from model.

June 2010 
Provisional Water Surfaces posted for 2010 Q1 (1/1/103/31/10) 
Provisional data replaces realtime data. Data gaps filled using simple regression with nearby gage data. 
July 2010 
Final 2009 surfaces reprocessedfor WY09 (10/1/2008  9/30/2009) 
Provisional data for WY08 has been finalized. Previous data was archived. 
September 2010 
Provisional Water Surfaces posted for 2010 Q2 (4/1/106/30/10) 
Provisional data replaces realtime data. Data gaps filled using simple regression with nearby gage data. 
December 2010 
Provisional Water Surfaces posted for 2010 Q3 (7/1  9/30) 
Provisional data replaces realtime data. Data gaps filled using simple regression with nearby gage data. 
January 2011 
Stations added to model 
Stations added to model: EP1R, EVER5A, G1251, G3272, G3273, G620, NMP, and SITE_69W; SITE_69 renamed to SITE_69E 
February 2011 
Stations removed from model 
Stations removed from model: S339+H, S339+T, S340+H, and S340+T 
March 2011 
Provisional Water Surfaces posted for 2010 Q4 (10/1/1012/31/10) 
Provisional data replaces realtime data. Data gaps filled using simple regression with nearby gage data. 
June 2011 
Provisional Water Surfaces posted for 2011 Q1 (1/1/113/31/11) 
Provisional data replaces realtime data. Data gaps filled using simple regression with nearby gage data. 
October 2011 
Provisional Water Surfaces posted for 2011 Q2 (4/1/116/30/11) 
Provisional data replaces realtime data. Data gaps filled using simple regression with nearby gage data. 
October 2011 
Final Water Surfaces (2000 Q2  2010 Q3) and provisional water surfaces (2010 Q4  2011 Q2) revised and posted. 
Newly revised EDEN surface water model (V2) used to create updated daily surfaces. List of gages used in model revised. Data gaps filled using simple regression with nearby gage data. Previous data was archived. 
December 2011 
Provisional water surfaces posted for 1/1/1991  12/31/1999 
Provisional data was gapfilled and hindcasted back to 1991. Surfaces modeled using V2 EDEN surfacewater model 
December 2011 
Provisional Water Surfaces posted for 2011 Q3 (7/1/119/30/11) 
Provisional data replaces realtime data. Data gaps filled using simple regression with nearby gage data. 
March 2012 
Provisional Water Surfaces posted for 2011 Q4 (10/1/1112/31/11) 
Provisional data replaces realtime data. Data gaps filled using simple regression with nearby gage data. 
March 2012 
Realtime surfaces using V2 model posted for 1/1/12 to current 
All realtime surfaces are revised using EDEN V2 surfacewater model. All previous data archived. (Contact Heather Henkel at hhenkel@usgs.gov for more information.) 
May 2012 
2nd release of provisional water surfaces posted for 1/1/1991  12/31/1999 
The PROVISIONAL daily waterlevel surfaces for 1991 through 1999 posted in December 2011 received additional quality review and were revised and posted. Previous data has been archived. 
July 2012 
Provisional Water Surfaces posted for 2012 Q1 (1/1/12  3/31/12) 
Provisional data replaces realtime data. Data gaps filled using simple regression with nearby gage data. 
September 2012 
Final Daily water surfaces posted on EDEN website (10/1/2010  9/30/2011)
Provisional Water Surfaces posted for 2012 Q2 (4/1/12  6/30/12)

Provisional data for WY11 has been finalized. Previous data was archived.
Provisional data replaces realtime data. Data gaps filled using simple regression with nearby gage data.

December 2012 
Provisional Water Surfaces posted for 2012 Q3 (7/1/129/30/12) 
Provisional data replaces realtime data. Data gaps filled using simple regression with nearby gage data. 
March 2013 
Provisional Water Surfaces posted for 2012 Q4 (10/1/1212/31/12) 
Provisional data replaces realtime data. Data gaps filled using simple regression with nearby gage data. 
June 2013 
Provisional Water Surfaces posted for 2013 Q1 (1/1/133/31/13) 
Provisional data replaces realtime data. Data gaps filled using simple regression with nearby gage data. 
September 2013 
Provisional Water Surfaces posted for 2013 Q2 (4/1/136/30/13) 
Provisional data replaces realtime data. Data gaps filled using simple regression with nearby gage data. 
December 2013 
Provisional Water Surfaces posted for 2013 Q3 (7/1/139/30/13)
Final 2012 surfaces reprocessed for WY12 (10/1/2011  9/30/2012)

Provisional data replaces realtime data. Data gaps filled using simple regression with nearby gage data.
Provisional data for WY12 has been finalized. Data gaps filled using simple regression with nearby gage data. Provisional data archived.

February 2014 
Provisional Water Surfaces posted for 2013 Q4 (10/1/1312/30/13) 
Provisional data replaces realtime data. Data gaps filled using simple regression with nearby gage data.

May 2014 
Provisional Water Surfaces posted for 2014 Q1 (1/1/143/31/14) 
Provisional data replaces realtime data. Data gaps filled using simple regression with nearby gage data. 
September 2014 
Provisional Water Surfaces posted for 2014 Q2 (4/1/146/30/14) 
Provisional data replaces realtime data. Data gaps filled using simple regression with nearby gage data.

November 2014 
Final 2013 surfaces reprocessed for WY13 (10/1/2012  9/30/2013)

Provisional data for WY13 has been finalized. Data gaps filled using simple regression with nearby gage data. Provisional data archived.

December 2014 
Provisional Water Surfaces posted for 2014 Q3 (7/1/149/30/14) 
Provisional data replaces realtime data. Data gaps filled using simple regression with nearby gage data.

January 2015 
Water Surfaces posted for 2014 Q2Q4 (4/1/1412/31/14) 
Review of gage data necessitated a reprocessing of data for 2014 Q2Q4 (4/1/1412/31/14). 
March 2015 
Provisional Water Surfaces posted for 2014 Q4 (10/1/1412/30/14) 
Provisional data replaces realtime data. Data gaps filled using simple regression with nearby gage data. 
June 2015 
Provisional Water Surfaces posted for 2015 Q1 (1/1/153/31/15) 
Provisional data replaces realtime data. Data gaps filled using simple regression with nearby gage data. 
September 2015 
Provisional Water Surfaces posted for 2015 Q2 (4/1/156/30/15) 
Provisional data replaces realtime data. Data gaps filled using simple regression with nearby gage data. 
December 2015 
Provisional Water Surfaces posted for 2015 Q3 (7/1/159/30/15) 
Provisional data replaces realtime data. Data gaps filled using simple regression with nearby gage data. 
March 2016 
Provisional Water Surfaces posted for 2015 Q4 (10/1/1512/31/15)
Final 2014 surfaces reprocessed for WY14 (10/1/2013  9/30/2014) 
Provisional data replaces realtime data. Data gaps filled using simple regression with nearby gage data.
Provisional data for WY13 has been finalized. Data gaps filled using simple regression with nearby gage data. Provisional data archived. 
June 2016 
Provisional Water Surfaces posted for 2016 Q1 (1/1/163/31/16) 
Provisional data replaces realtime data. Data gaps filled using simple regression with nearby gage data. 
September 2016 
Provisional Water Surfaces posted for 2016 Q2 (4/1/166/30/16) 
Provisional data replaces realtime data. Data gaps filled using simple regression with nearby gage data. 
December 2016 
Provisional Water Surfaces posted for 2016 Q3 (7/1/169/30/16) 
Provisional data replaces realtime data. Data gaps filled using simple regression with nearby gage data. 
March 2017 
Final 2015 surfaces reprocessed for WY15 (10/1/2014  9/30/2015) 
Provisional data for WY15 has been finalized. Data gaps filled using simple regression with nearby gage data. Provisional data archived. 
December 2017 
Provisional Water Surfaces posted for 2017 Q3 (7/1/179/30/17) 
Provisional data replaces realtime data. Data gaps filled using simple regression with nearby gage data. 
March 2018 
Surfaces Reprocessed for 10/1/2011 through 5/31/2017 
Waterlevel and depth surfaces were reprocessed due to recent agency datum adjustments at gages. Longterm estimated data was replaced. New surfaces have been posted to the EDEN website. 
March 2018 
Provisional Water Surfaces posted for 2017 Q4 (10/1/1712/31/17) 
Provisional data replaces realtime data. Data gaps filled using simple regression with nearby gage data. 
June 2018 
Provisional Water Surfaces posted for 2018 Q1 (01/01/1804/31/18) 
Provisional data replaces realtime data. Data gaps filled using simple regression with nearby gage data. 
September 2018 
Provisional Water Surfaces posted for 2018 Q2 (04/01/1806/30/18) 
Provisional data replaces realtime data. Data gaps filled using simple regression with nearby gage data. 