Exhibit 12.1

WGL HOLDINGS, INC. AND SUBSIDIARIES
Computation of Ratio of Earnings to Fixed Charges

($ in thousands)
Twelve Months Ended September 30,	2009		2008		2007		2006		2005
FIXED CHARGES:
Interest Expense	$	43,649	$	46,707	$	48,333	$	47,593	$	42,021
Amortization of Debt Premium, Discount and Expense		413		450		562		578		821
Interest Component of Rentals		1,539		1,609		1,600		1,429		1,506
Total Fixed Charges	$	45,601	$	48,766	$	50,495	$	49,600	$	44,348
EARNINGS:
Income from Continuing Operations before Dividends on Preferred Stock	$	121,693	$	117,843	$	109,220	$	96,014	$	107,392
Add:
Income Taxes		77,274		69,491		70,137		61,313		62,761
Total Fixed Charges		45,601		48,766		50,495		49,600		44,348
Total Earnings	$	244,568	$	236,100	$	229,852	$	206,927	$	214,501
Ratio of Earnings to Fixed Charges		5.4		4.8		4.6		4.2		4.8