Exhibit 99.4

WASHINGTON GAS LIGHT COMPANY

Computation of Ratio of Earnings to Fixed Charges
and Preferred Stock Dividends (Unaudited)

	Twelve Months Ended
($ in thousands)	December 31, 2006
FIXED CHARGES AND PRE-TAX PREFERRED STOCK DIVIDENDS:
Preferred Stock Dividends	$	1,320
Effective Income Tax Rate		0.3811
Complement of Effective Income Tax Rate (1-Tax Rate)		0.6189
Pre-Tax Preferred Stock Dividends	$	2,133
FIXED CHARGES:
Interest Expense	$	43,984
Amortization of Debt Premium, Discount and Expense		538
Interest Component of Rentals		1,185
Total Fixed Charges		45,707
Pre-Tax Preferred Stock Dividends		2,133
Total Fixed Charges and Preferred Stock Dividends	$	47,840
EARNINGS:
Net Income before Dividends on Preferred Stock	$	84,004
Add:
Income Taxes		51,728
Total Fixed Charges		45,707
Total Earnings	$	181,439
Ratio of Earnings to Fixed Charges and Preferred Stock Dividends		3.8