| Date | Event |
| 18-Nov-09 | SOUTHWEST GAS CORP Files SEC form 8-K, Change in Directors or Principal Officers |
| 18-Nov-09 | Price hit new 52-week high ($27.20) |
| 17-Nov-09 | Price hit new 52-week high ($27.14) |
| 16-Nov-09 | Price hit new 52-week high ($27.10) |
| 12-Nov-09 | Ex-Date for dividend payment of $0.238 |
| 6-Nov-09 | SOUTHWEST GAS CORP Files SEC form 10-Q, Quarterly Report |
| 5-Nov-09 | SOUTHWEST GAS CORP Files SEC form 8-K, Results of Operations and Financial Condition |
| 16-Sep-09 | Southwest Gas upgraded by Argus |
| 13-Aug-09 | Ex-Date for dividend payment of $0.238 |
| 5-Aug-09 | Southwest Gas Earnings Call scheduled for 1:00 pm ET today |
| 4-Aug-09 | SOUTHWEST GAS CORP Files SEC form 8-K, Results of Operations and Financial Condition |
| 11-May-09 | SOUTHWEST GAS CORP Files SEC form 8-K, Change in Directors or Principal Officers |
| 8-May-09 | SOUTHWEST GAS CORP Files SEC form 10-Q, Quarterly Report |
| 1-May-09 | SOUTHWEST GAS CORP Files SEC form 8-K, Regulation FD Disclosure |
| 6-Mar-09 | Price hit new 52-week low ($17.08) |
| 4-Mar-09 | Price hit new 52-week low ($17.67) |
| 2-Mar-09 | Price hit new 52-week low ($18.42) |
| 27-Feb-09 | SOUTHWEST GAS CORP Files SEC form 8-K, Change in Directors or Principal Officers |
| 26-Feb-09 | SOUTHWEST GAS CORP Files SEC form 8-K, Results of Operations and Financial Condition |
| 17-Dec-08 | SOUTHWEST GAS CORP Files SEC form 8-K, Other Events, Financial Statements and Exhibits |
| 17-Nov-08 | SOUTHWEST GAS CORP Files SEC form 8-K, Amendments to Articles of Inc. or Bylaws; Change in Fiscal Year |
| 6-Nov-08 | SOUTHWEST GAS CORP Files SEC form 10-Q, Quarterly Report |
| 5-Nov-08 | SOUTHWEST GAS CORP Files SEC form 8-K, Results of Operations and Financial Condition |