| Case Number | Case Title | Open Date | Closed Date |
| 07-0252-WS-UNC | IN THE MATTER OF THE COMPLIANCE OF OHIO AMERICAN WATER COMPANY WITH THE STIPULATION APPROVED IN CASE NO 06-433-WS-AIR | 03/12/2007 | 10/29/2015 |
| 07-0292-WS-ORD | IN THE MATTER OF THE COMMISSIONS REVIEW OF CHAPTER 4901:1-15 OHIO ADMINISTRATIVE CODE STANDARDS FOR WATERWORKS COMPANIES AND SEWAGE DISPOSAL SYSTEM | 03/28/2007 | 08/18/2009 |
| 07-0835-WS-CSS | ROBERT C ABBOTT VS AQUA OHIO INC | 07/23/2007 | 03/05/2019 |
| 07-0837-WS-CSS | LARRY R MERCER VS AQUA | 07/23/2007 | 03/05/2019 |
| 07-0853-WS-CSS | KENNETH SMITH VS AQUA OHIO INC | 07/25/2007 | 03/05/2019 |
| 07-0854-WS-CSS | THOMAS & GENEVIEVE CHIESA VS AQUA OHIO INC | 07/25/2007 | 03/05/2019 |
| 07-0885-WS-CSS | TOM & PAULINE BELAU VS AQUA OF OHIO | 08/02/2007 | 03/05/2019 |
| 07-0894-WS-CSS | CHRIS LUTZ VS AQUA OHIO INC | 08/06/2007 | 09/10/2009 |
| 07-0935-WS-CSS | JOHN HOLLABAUGH VS AQUA OHIO | 08/20/2007 | 03/05/2019 |
| 07-0954-WS-CSS | RJ LOCKWOOD VS AQUA OHIO | 08/28/2007 | 03/05/2019 |
| 07-0955-WS-CSS | THOMAS VANNORTWICK VS AQUA OHIO | 08/28/2007 | 03/05/2019 |
| 07-0956-WS-CSS | LYNN SCHRICKEL VS AQUA OHIO INC | 08/28/2007 | 03/05/2019 |
| 07-0957-WS-CSS | LARRY W HENRY VS AQUA OHIO INC | 08/28/2007 | 03/05/2019 |
| 07-0960-WS-CSS | LYNN I ELSTON VS AQUA OHIO | 08/28/2007 | 03/05/2019 |
| 07-1112-WS-AIR | OHIO AMERICAN WATER COMPANY | 10/12/2007 | 10/29/2015 |