1. Indiana-American Water Company Inc., 1730 Sylvan Nook Drive, Richmond, Indiana 47374
2. Stroud Water Research Center, 970 Spencer Road, Avondale, Pennsylvania 19311
3. Indiana-American Water Company Inc., 1420 Burlington Drive, Muncie, Indiana 47302
4. Sievers Instruments, Inc., 6060 Spine Road, Boulder, Colorado 80301
5. American Water Works Service Company, Inc., 1025 Laurel Oak Road, Voorhees, New Jersey 08043