I'm not sure you got an answer to your question before... The E. coli
project (still incomplete) is at
http://www.woodrow.org/teachers/environment/institutes/1997/43/
The actual testing procedures are described at
http://www.woodrow.org/teachers/environment/institutes/1997/43/PRO.htm
To email the team members for more information, see:
http://www.woodrow.org/teachers/environment/institutes/1997/43/Team.htm
PB