Mish at Global Economics Trend Analysis has a good overview
of the Texas ratio with a review of the Texas ratios of the banks that failed on the last two Fridays.
At DepositAccounts.com we now include Texas ratios and other financial health metrics for each bank and credit union that we cover. Select the health tab in the bank's rates and reviews page. You can find this page for your bank by using the search box on the right (make sure to select "/banks" for the search).