| Case Number | Case Title | Open Date | Closed Date |
| 05-0008-WW-UNC | AQUA OHIO, INC AND NORLICK PLACE WATER COMPANY | 01/03/2005 | |
| 05-0049-WW-CSS | MARGARET CARVER VS MOHAWK UTILITIES INC. | 01/12/2005 | |
| 05-0347-WW-UNC | AQUA OHIO, INC./SENECA UTILITIES | 03/16/2005 | 07/05/2005 |
| 05-0577-WW-SIC | OHIO AMERICAN WATER COMPANY | 04/29/2005 | 04/29/2005 |
| 05-0880-WW-AIS | AQUA OHIO, INC | 07/08/2005 | 01/03/2008 |
| 05-1041-WW-AEC | CAMPLANDS WATER LLC | 08/19/2005 | |
| 05-1042-WW-AIR | MOHAWK UTILITIES, INC | 08/19/2005 | 05/05/2006 |
| 05-1162-WW-AEC | OHIO AMERICAN WATER COMPANY | 09/20/2005 | |
| 05-1170-WW-CSS | MARY E YOUNG VS OHIO AMERICAN WATER COMPANY | 09/21/2005 | |
| 05-1181-WW-CSS | WENDY CLIGROW VS OHIO AMERICAN WATER COMPANY | 09/23/2005 | |
| 05-1183-WW-CSS | TAMI MALO VS OHIO AMERICAN WATER COMPANY | 09/23/2005 | |
| 05-1187-WW-CSS | EARL E. ROADS VS OHIO AMERICAN WATER CO. | 09/26/2005 | |
| 05-1188-WW-CSS | HARVEY & MILDRED YELICH VS OHIO AMERICAN WATER CO. | 09/26/2005 | |
| 05-1199-WW-CSS | SHERRI L KIRK VS OHIO AMERICAN WATER COMPANY | 09/28/2005 | |
| 05-1251-WW-CSS | MARCUS J COLLINS VS OHIO AMERICAN WATER COMPANY | 10/06/2005 | |
| 05-1263-WW-CSS | MARK BATTISTELLI VS OHIO AMERICAN WATER | 10/11/2005 | |
| 05-1275-WW-CSS | ANDREW HEHEMANN AND SUBSCRIBERS VS OHIO AMERICAN WATER COMPANY | 10/14/2005 | 07/27/2009 |
| 05-1317-WW-CSS | AMANDA REDA VS OHIO AMERICAN WATER COMPANY | 10/26/2005 | |
| 05-1335-WW-CSS | KIMBERLY A HOUGH VS OHIO AMERICAN WATER | 10/31/2005 | |
| 05-1349-WW-CSS | GREGORY W. and SUSAN KUERTZ VS OHIO-AMERICAN WATER COMPANY | 11/01/2005 | |
| 05-1358-WW-CSS | HEATHER M STANGELO VS AQUA OHIO-STARK REGIONAL | 11/03/2005 | |
| 05-1376-WW-PWA | COLUMBIA PARK WATER AND SEWER SYSTEM | 11/09/2005 | 01/24/2006 |
| 05-1377-WW-AAC | AQUA OHIO INC | 11/09/2005 | 02/22/2006 |
| 05-1378-WW-UNC | AQUA OHIO INC | 11/09/2005 | 03/01/2006 |
| 05-1552-WW-SIC | AQUA OHIO INC | 12/15/2005 | 03/16/2006 |
| 05-1579-WW-AIR | TOMAHAWK UTILITIES INC | 12/23/2005 | 10/04/2006 |