UNITED STATES ENVIRONMENTAL PROTECTION AGENCY WASHINGTON, D.C. 20460 EPA-823-F-99-021 OFFICE OF WATER MEMORANDUM Date: December 10, 1999 To: BASINS 2.0 Users From: Russell Kinerson, Chief Exposure Assessment Branch RE: BASINS 2.01 Update The BASINS 2.0 CD can now be upgraded to version 2.01 via download from the BASINS web page (www.epa.gov/ost/BASINS). The Version 2.01 setup.exe file is a 2.5 MB patch which replaces a small number of BASINS system files, and is run after loading BASINS 2.0. The patch corrects Y2K deficiencies associated with the Water Quality Observation Data utilities and addresses file management issues and user-reported errors associated with the Nonpoint Source Model (NPSM). Please see our web page for additional details on modifications included in the BASINS 2.01 update. All BASINS users are encouraged to download the patch and run the setup.exe file after loading BASINS 2.0 on their system. If you have any difficulties with the 2.01 patch or have other technical problems with BASINS, please call or email BASINS' technical support contact, Paul Cocca, at 202-260-8614 or cocca.paul@epa.gov. BASINS users are also encouraged to participate in the BASINS list server, an active community of over 400 users. See the BASINS web page for details. Internet Address (URL) • http://www.epa.gov Recycled/Recyclable « Printed with Vegetable Oil Based Inks on Recycled Paper (Minimum 20% Postconsumer) ------- ------- |