Series: WMALT 2006-AR2	Washington Mutual
Issue Date: 03/28/2006
Record Date: 04/28/2006
Distribution Date: 05/25/2006

Summary Collateral Information
	Description
Group 1
Pool 2905	30/40YR MTA

General Information
Description	Total	Pool 2905
Weighted Average Pass Through Rate	5.27358%	5.27358%
Weighted Average Mortgage Interest Rate	7.19070%	7.19070%
Weighted Average Remaining Term (in Months)	370.67654	370.67654
Weighted Average Loan Age (in Months)	3.97175	3.97175
Average Ending Scheduled Principal Balance	$394,875.98	$394,875.98
Remaining Loan Count	2318	2318
Ending Scheduled Principal Balance	$915,322,520.90	$915,322,520.90

Series: WMALT 2006-AR2	Washington Mutual
Issue Date: 03/28/2006
Record Date: 04/28/2006
Distribution Date: 05/25/2006

Geographic Distribution
Total			Pool 2905
State	Percent	Ending Scheduled Principal Balance	State	Percent	Ending Scheduled Principal Balance
CA	$683,714,954.90	74.70%	CA	$683,714,954.90	74.70%
AZ	$40,410,846.58	4.41%	AZ	$40,410,846.58	4.41%
FL	$33,896,693.50	3.70%	FL	$33,896,693.50	3.70%
NV	$28,384,652.13	3.10%	NV	$28,384,652.13	3.10%
VA	$25,779,275.94	2.82%	VA	$25,779,275.94	2.82%
OTHER	$103,136,097.85	11.27%	OTHER	$103,136,097.85	11.27%

Series: WMALT 2006-AR2	Washington Mutual
Issue Date: 03/28/2006
Record Date: 04/28/2006
Distribution Date: 05/25/2006

Prepayment Information (all groups)
	1 Month	3 Month	6 Month	12 Month	Cumulative
PSA	1361.08149%	1350.20203%	1350.20203%	1350.20203%	1350.20203%
CPR	10.81175%	9.37680%	9.37680%	9.37680%	9.37680%
SMM	0.94898%	0.81714%	0.81714%	0.81714%	0.81714%

Trigger Events
	Trigger Flag
Optional Termination Date Has Occurred; 1=Yes, 0=No	0
Senior Prepayment Step-Down Has Occurred; 1=Yes, 0=No	0
Senior Credit Support Depletion Date Has Occurred; 1=Yes, 0=No	0

Comments

1. The Subordinate Certificates provide, to the limited extent described in the Prospectus Supplement, credit support, to certain Senior Certificates. The "Prospectus Supplement" is that certain Prospectus Supplement, dated March 24, 2006 to that certain Prospectus Supplement, dated January 6, 2006, to which certain Senior Certificates were offered.

2. The MBA method of delinquency calculation is used.

Series: WMALT 2006-AR2	Washington Mutual
Issue Date: 03/28/2006
Record Date: 04/28/2006
Distribution Date: 05/25/2006

Certificate Payment Summary Report
Class	CUSIP	Original Principal/Notional Balance	Beginning Principal/Notional Balance	Interest Distribution	Principal Distribution	Principal Loss	Deferred Interest	Total Distribution	Ending Principal/Notional Balance
A1A	93934FMN9	$503,929,000.00	$501,553,958.58	$2,018,056.69	$3,724,750.19	$0.00	$0.00	$5,742,806.88	$497,829,208.39
A1B	93934FMP4	$167,977,000.00	$167,185,316.39	$672,688.23	$1,241,588.32	$0.00	$0.00	$1,914,276.55	$165,943,728.07
A1C	93934FMQ2	$167,977,000.00	$167,185,316.39	$672,688.23	$1,241,588.32	$0.00	$0.00	$1,914,276.55	$165,943,728.07
X	93934FMR0	$0.00	$0.00	$260,357.39	$0.00	$0.00	$0.00	$260,357.39	$0.00
X_NOTIONAL	XXXXXXXXX	$925,491,847.00	$921,530,447.74	$260,357.39	$0.00	$0.00	$0.00	$260,357.39	$915,322,520.90
X_PRINCIPAL	XXXXXXXXX	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00
B1	93934FMS8	$14,345,000.00	$14,344,532.27	$64,184.37	$0.00	$0.00	$0.00	$64,184.37	$14,344,532.27
B2	93934FMT6	$12,494,000.00	$12,493,592.62	$56,110.60	$0.00	$0.00	$0.00	$56,110.60	$12,493,592.62
B3	93934FMU3	$7,403,000.00	$7,402,758.62	$33,370.28	$0.00	$0.00	$0.00	$33,370.28	$7,402,758.62
B4	93934FMV1	$6,941,000.00	$6,940,773.68	$32,849.41	$0.00	$0.00	$0.00	$32,849.41	$6,940,773.68
B5	93934FMW9	$6,015,000.00	$6,014,803.87	$28,767.70	$0.00	$0.00	$0.00	$28,767.70	$6,014,803.87
B6	93934FMX7	$5,552,000.00	$5,551,818.97	$27,015.98	$0.00	$0.00	$0.00	$27,015.98	$5,551,818.97

Series: WMALT 2006-AR2	Washington Mutual
Issue Date: 03/28/2006
Record Date: 04/28/2006
Distribution Date: 05/25/2006

Certificate Payment Summary Report (Continued)
Class	CUSIP	Original Principal/Notional Balance	Beginning Principal/Notional Balance	Interest Distribution	Principal Distribution	Principal Loss	Deferred Interest	Total Distribution	Ending Principal/Notional Balance
B7	93934FMY5	$5,090,000.00	$5,089,834.04	$28,458.03	$0.00	$0.00	$0.00	$28,458.03	$5,089,834.04
B8	93934FMZ2	$2,776,000.00	$2,775,909.49	$15,520.53	$0.00	$0.00	$0.00	$15,520.53	$2,775,909.49
B9	93934FNA6	$3,701,000.00	$3,700,879.33	$20,692.17	$0.00	$0.00	$0.00	$20,692.17	$3,700,879.33
B10	93934FNC2	$3,239,000.00	$3,238,894.39	$18,109.14	$0.00	$0.00	$0.00	$18,109.14	$3,238,894.39
B11	93934FND0	$2,313,000.00	$2,312,924.58	$12,931.91	$0.00	$0.00	$0.00	$12,931.91	$2,312,924.58
B12	93934FNE8	$1,388,000.00	$1,387,954.74	$7,760.26	$0.00	$0.00	$0.00	$7,760.26	$1,387,954.74
B13	93934FNF5	$8,329,000.00	$8,328,728.42	$46,567.17	$0.00	$0.00	$0.00	$46,567.17	$8,328,728.42
B14	93934FNG3	$6,022,647.74	$6,022,451.37	$33,672.31	$0.00	$0.01	$0.00	$33,672.31	$6,022,451.36
PPP	93934FNH1	$100.00	$0.00	$99,840.22	$0.00	$0.00	$0.00	$99,840.22	$0.00
R	93934FNB4	$100.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00
R_SYN	XXXXXXXXX	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00
TFEE	XXXXXXXXX	$0.00	$0.00	$767.94	$0.00	$0.00	$0.00	$767.94	$0.00
Total*		$925,491,847.74	$921,530,447.75	$4,149,640.62	$6,207,926.83	$0.01	$0.00	$10,357,567.45	$915,322,520.91

*Total balances exclude notional balances.

Series: WMALT 2006-AR2	Washington Mutual
Issue Date: 03/28/2006
Record Date: 04/28/2006
Distribution Date: 05/25/2006

Total Funds Available for Distribution
PRINCIPAL BALANCE
Scheduled Principal Received or Advanced	($2,561,483.41)
Unscheduled Principal	$459,436.38
Prepayments in Full	$8,309,973.87
Repurchases	$0.00
Liquidations	$0.00
Total Principal	$6,207,926.84
INTEREST
Accrued Interest at Gross Rate	$5,522,040.92
Relief Act Shortfall	$0.00
Prepayment Interest Shortfall	$0.00
Servicing Fees	$1,472,240.51
Other	$0.00
Total Interest	$4,049,800.41
ADDITIONAL FUNDS
Excess Liquidation Proceeds	$0.00
Subsequent Recoveries	$0.00
Prepayment Penalties	$99,840.22

Series: WMALT 2006-AR2	Washington Mutual
Issue Date: 03/28/2006
Record Date: 04/28/2006
Distribution Date: 05/25/2006

Total Funds Available for Distribution
ADDITIONAL FUNDS
Other	$0.00
Total Additional Funds	$99,840.22
Total Funds Available for Distribution	$10,257,727.25

Certificate Payment Report - Principal
Class	CUSIP	Beginning Principal/Notional Balance	Principal Distribution	Principal Loss	Principal Reimbursed	Subsequent Recoveries	Deferred Interest	Total Principal Distribution	Ending Principal/Notional Balance
A1A	93934FMN9	$501,553,958.58	$3,724,750.19	$0.00	$0.00	$0.00	$0.00	$3,724,750.19	$497,829,208.39
A1B	93934FMP4	$167,185,316.39	$1,241,588.32	$0.00	$0.00	$0.00	$0.00	$1,241,588.32	$165,943,728.07
A1C	93934FMQ2	$167,185,316.39	$1,241,588.32	$0.00	$0.00	$0.00	$0.00	$1,241,588.32	$165,943,728.07
X	93934FMR0	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00
X_NOTIONAL	XXXXXXXXX	$921,530,447.74	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$915,322,520.90
X_PRINCIPAL	XXXXXXXXX	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00
B1	93934FMS8	$14,344,532.27	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$14,344,532.27
B2	93934FMT6	$12,493,592.62	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$12,493,592.62
B3	93934FMU3	$7,402,758.62	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$7,402,758.62

Series: WMALT 2006-AR2	Washington Mutual
Issue Date: 03/28/2006
Record Date: 04/28/2006
Distribution Date: 05/25/2006

Certificate Payment Report - Principal (Continued)
Class	CUSIP	Beginning Principal/Notional Balance	Principal Distribution	Principal Loss	Principal Reimbursed	Subsequent Recoveries	Deferred Interest	Total Principal Distribution	Ending Principal/Notional Balance
B4	93934FMV1	$6,940,773.68	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$6,940,773.68
B5	93934FMW9	$6,014,803.87	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$6,014,803.87
B6	93934FMX7	$5,551,818.97	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$5,551,818.97
B7	93934FMY5	$5,089,834.04	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$5,089,834.04
B8	93934FMZ2	$2,775,909.49	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$2,775,909.49
B9	93934FNA6	$3,700,879.33	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$3,700,879.33
B10	93934FNC2	$3,238,894.39	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$3,238,894.39
B11	93934FND0	$2,312,924.58	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$2,312,924.58
B12	93934FNE8	$1,387,954.74	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$1,387,954.74
B13	93934FNF5	$8,328,728.42	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$8,328,728.42
B14	93934FNG3	$6,022,451.37	$0.00	$0.01	$0.00	$0.00	$0.00	$0.00	$6,022,451.36
PPP	93934FNH1	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00
R	93934FNB4	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00

Series: WMALT 2006-AR2	Washington Mutual
Issue Date: 03/28/2006
Record Date: 04/28/2006
Distribution Date: 05/25/2006

Certificate Payment Report - Principal (Continued)
Class	CUSIP	Beginning Principal/Notional Balance	Principal Distribution	Principal Loss	Principal Reimbursed	Subsequent Recoveries	Deferred Interest	Total Principal Distribution	Ending Principal/Notional Balance
R_SYN	XXXXXXXXX	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00
TFEE	XXXXXXXXX	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00
Total *		$921,530,447.75	$6,207,926.83	$0.01	$0.00	$0.00	$0.00	$6,207,926.83	$915,322,520.91

*Total balances exclude notional balances.

Certificate Payment Report - Interest
Class	Beginning Principal/Notional Balance	Interest Rate Accrued	Interest Rate Paid	Interest Accrued	Prepayment Interest Shortfall	Relief Act Shortfall	Other Interest Shortfall	Unscheduled Interest	Interest Reimbursed	Carryforward Amount Paid	Total Interest Distributed	Total Carryforward Amount Remaining
A1A	$501,553,958.58	4.8283300000%	4.8283300000%	$2,018,056.69	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$2,018,056.69	$0.00
A1B	$167,185,316.39	4.8283300000%	4.8283300000%	$672,688.23	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$672,688.23	$0.00
A1C	$167,185,316.39	4.8283300000%	4.8283300000%	$672,688.23	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$672,688.23	$0.00
X	$0.00	0.0000000000%	0.0000000000%	$310,159.90	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$260,357.39	$0.00
X_NOTIONAL	$921,530,447.74	0.4038845208%	0.3390326047%	$310,159.90	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$260,357.39	$0.00

Series: WMALT 2006-AR2	Washington Mutual
Issue Date: 03/28/2006
Record Date: 04/28/2006
Distribution Date: 05/25/2006

Certificate Payment Report - Interest (Continued)
Class	Beginning Principal/Notional Balance	Interest Rate Accrued	Interest Rate Paid	Interest Accrued	Prepayment Interest Shortfall	Relief Act Shortfall	Other Interest Shortfall	Unscheduled Interest	Interest Reimbursed	Carryforward Amount Paid	Total Interest Distributed	Total Carryforward Amount Remaining
X_PRINCIPAL	$0.00	0.0000000000%	0.0000000000%	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00
B1	$14,344,532.27	5.2735757640%	5.3693799526%	$63,039.15	$0.00	$0.00	$0.00	$0.00	$0.00	$1,145.22	$64,184.37	$0.00
B2	$12,493,592.62	5.2735757640%	5.3893801445%	$54,904.92	$0.00	$0.00	$0.00	$0.00	$0.00	$1,205.68	$56,110.60	$0.00
B3	$7,402,758.62	5.2735757640%	5.4093802129%	$32,532.51	$0.00	$0.00	$0.00	$0.00	$0.00	$837.77	$33,370.28	$0.00
B4	$6,940,773.68	5.2735757640%	5.6793801120%	$30,502.25	$0.00	$0.00	$0.00	$0.00	$0.00	$2,347.16	$32,849.41	$0.00
B5	$6,014,803.87	5.2735757640%	5.7393791628%	$26,432.94	$0.00	$0.00	$0.00	$0.00	$0.00	$2,334.77	$28,767.70	$0.00
B6	$5,551,818.97	5.2735757640%	5.8393791612%	$24,398.28	$0.00	$0.00	$0.00	$0.00	$0.00	$2,617.70	$27,015.98	$0.00
B7	$5,089,834.04	5.2735757640%	6.7093810391%	$22,368.02	$0.00	$0.00	$0.00	$0.00	$0.00	$6,090.00	$28,458.03	$0.00
B8	$2,775,909.49	5.2735757640%	6.7093815800%	$12,199.14	$0.00	$0.00	$0.00	$0.00	$0.00	$3,321.39	$15,520.53	$0.00
B9	$3,700,879.33	5.2735757640%	6.7093795247%	$16,264.06	$0.00	$0.00	$0.00	$0.00	$0.00	$4,428.12	$20,692.17	$0.00
B10	$3,238,894.39	5.2735757640%	6.7093783814%	$14,233.80	$0.00	$0.00	$0.00	$0.00	$0.00	$3,875.35	$18,109.14	$0.00
B11	$2,312,924.58	5.2735757640%	6.7093808999%	$10,164.49	$0.00	$0.00	$0.00	$0.00	$0.00	$2,767.42	$12,931.91	$0.00
B12	$1,387,954.74	5.2735757640%	6.7093772813%	$6,099.57	$0.00	$0.00	$0.00	$0.00	$0.00	$1,660.69	$7,760.26	$0.00

Series: WMALT 2006-AR2	Washington Mutual
Issue Date: 03/28/2006
Record Date: 04/28/2006
Distribution Date: 05/25/2006

Certificate Payment Report - Interest (Continued)
Class	Beginning Principal/Notional Balance	Interest Rate Accrued	Interest Rate Paid	Interest Accrued	Prepayment Interest Shortfall	Relief Act Shortfall	Other Interest Shortfall	Unscheduled Interest	Interest Reimbursed	Carryforward Amount Paid	Total Interest Distributed	Total Carryforward Amount Remaining
B13	$8,328,728.42	5.2735757640%	6.7093800136%	$36,601.82	$0.00	$0.00	$0.00	$0.00	$0.00	$9,965.35	$46,567.17	$0.00
B14	$6,022,451.37	5.2735757640%	6.7093562932%	$26,466.54	$0.00	$0.00	$0.00	$0.00	$0.00	$7,205.77	$33,672.31	$0.12
PPP	$0.00	0.0000000000%	0.0000000000%	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$99,840.22	$0.00
R	$0.00	0.0000000000%	0.0000000000%	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00
R_SYN	$0.00	0.0000000000%	0.0000000000%	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00
TFEE	$0.00	0.0000000000%	0.0000000000%	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$767.94	$0.00
Total *	$921,530,447.75			$4,049,800.54	$0.00	$0.00	$0.00	$0.00	$0.00	$49,802.39	$4,149,640.62	$0.12

*Total balances exclude notional balances.

Series: WMALT 2006-AR2	Washington Mutual
Issue Date: 03/28/2006
Record Date: 04/28/2006
Distribution Date: 05/25/2006

Principal Factors Report
Class	Original Scheduled Balance	Beginning Principal/Notional Balance	Principal Loss	Principal Reimbursed	Subsequent Recoveries	Deferred Interest	Total Principal	Ending Principal/Notional Balance Percent	Ending Principal/Notional Balance
A1A	$503,929,000.00	995.28695229	0.00000000	0.00000000	0.00000000	0.00000000	7.39141861	0.9878955337	987.89553368
A1B	$167,977,000.00	995.28695232	0.00000000	0.00000000	0.00000000	0.00000000	7.39141859	0.9878955337	987.89553373
A1C	$167,977,000.00	995.28695232	0.00000000	0.00000000	0.00000000	0.00000000	7.39141859	0.9878955337	987.89553373
X	$0.00	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.0000000000	0.00000000
X_NOTIONAL	$925,491,847.00	995.71968216	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.9890119766	989.01197657
X_PRINCIPAL	$0.00	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.0000000000	0.00000000
B1	$14,345,000.00	999.96739421	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.9999673942	999.96739421
B2	$12,494,000.00	999.96739395	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.9999673939	999.96739395
B3	$7,403,000.00	999.96739430	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.9999673943	999.96739430
B4	$6,941,000.00	999.96739375	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.9999673937	999.96739375
B5	$6,015,000.00	999.96739318	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.9999673932	999.96739318

Series: WMALT 2006-AR2	Washington Mutual
Issue Date: 03/28/2006
Record Date: 04/28/2006
Distribution Date: 05/25/2006

Principal Factors Report (Continued)
Class	Original Scheduled Balance	Beginning Principal/Notional Balance	Principal Loss	Principal Reimbursed	Subsequent Recoveries	Deferred Interest	Total Principal	Ending Principal/Notional Balance Percent	Ending Principal/Notional Balance
B6	$5,552,000.00	999.96739373	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.9999673937	999.96739373
B7	$5,090,000.00	999.96739489	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.9999673949	999.96739489
B8	$2,776,000.00	999.96739553	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.9999673955	999.96739553
B9	$3,701,000.00	999.96739530	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.9999673953	999.96739530
B10	$3,239,000.00	999.96739426	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.9999673943	999.96739426
B11	$2,313,000.00	999.96739300	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.9999673930	999.96739300
B12	$1,388,000.00	999.96739193	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.9999673919	999.96739193
B13	$8,329,000.00	999.96739344	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.9999673934	999.96739344
B14	$6,022,647.74	999.96739474	0.00000166	0.00000000	0.00000000	0.00000000	0.00000000	0.9999673931	999.96739308
PPP	$100.00	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.0000000000	0.00000000
R	$100.00	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.0000000000	0.00000000
R_SYN	$0.00	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.0000000000	0.00000000
TFEE	$0.00	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.0000000000	0.00000000

Series: WMALT 2006-AR2	Washington Mutual
Issue Date: 03/28/2006
Record Date: 04/28/2006
Distribution Date: 05/25/2006

Principal Factors Report (Continued)
Class	Original Scheduled Balance	Beginning Principal/Notional Balance	Principal Loss	Principal Reimbursed	Subsequent Recoveries	Deferred Interest	Total Principal	Ending Principal/Notional Balance Percent	Ending Principal/Notional Balance

Interest Factors Report
Class	Original Balance	Interest Rate Accrued	Interest Rate Paid	Current Month Interest Accrued	Prepayment Interest Shortfall	Relief Act Interest Shortfall	Other Interest Shortfall	Unscheduled Interest	Interest Reimbursed	Carryforward Amount Paid	Deferred Interest	Total Interest Distribution	Total Carryforward Amount Remaining
A1A	$503,929,000.00	4.8283300000%	4.8283300000%	4.00464488	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	4.00464488	0.00000000
A1B	$167,977,000.00	4.8283300000%	4.8283300000%	4.00464486	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	4.00464486	0.00000000
A1C	$167,977,000.00	4.8283300000%	4.8283300000%	4.00464486	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	4.00464486	0.00000000
X	$0.00	0.0000000000%	0.0000000000%	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000
X_NOTIONAL	$925,491,847.00	0.4038845208%	0.3390326047%	0.33512980	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.28131786	0.00000000
X_PRINCIPAL	$0.00	0.0000000000%	0.0000000000%	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000
B1	$14,345,000.00	5.2735757640%	5.3693799526%	4.39450331	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.07983409	0.00000000	4.47433740	0.00000000
B2	$12,494,000.00	5.2735757640%	5.3893801445%	4.39450296	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.09650072	0.00000000	4.49100368	0.00000000
B3	$7,403,000.00	5.2735757640%	5.4093802129%	4.39450358	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.11316628	0.00000000	4.50766986	0.00000000

Series: WMALT 2006-AR2	Washington Mutual
Issue Date: 03/28/2006
Record Date: 04/28/2006
Distribution Date: 05/25/2006

Interest Factors Report (Continued)
Class	Original Balance	Interest Rate Accrued	Interest Rate Paid	Current Month Interest Accrued	Prepayment Interest Shortfall	Relief Act Interest Shortfall	Other Interest Shortfall	Unscheduled Interest	Interest Reimbursed	Carryforward Amount Paid	Deferred Interest	Total Interest Distribution	Total Carryforward Amount Remaining
B4	$6,941,000.00	5.2735757640%	5.6793801120%	4.39450367	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.33815877	0.00000000	4.73266244	0.00000000
B5	$6,015,000.00	5.2735757640%	5.7393791628%	4.39450374	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.38815794	0.00000000	4.78266002	0.00000000
B6	$5,552,000.00	5.2735757640%	5.8393791612%	4.39450288	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.47148775	0.00000000	4.86599063	0.00000000
B7	$5,090,000.00	5.2735757640%	6.7093810391%	4.39450295	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	1.19646365	0.00000000	5.59096857	0.00000000
B8	$2,776,000.00	5.2735757640%	6.7093815800%	4.39450288	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	1.19646614	0.00000000	5.59096902	0.00000000
B9	$3,701,000.00	5.2735757640%	6.7093795247%	4.39450419	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	1.19646582	0.00000000	5.59096731	0.00000000
B10	$3,239,000.00	5.2735757640%	6.7093783814%	4.39450448	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	1.19646496	0.00000000	5.59096635	0.00000000
B11	$2,313,000.00	5.2735757640%	6.7093808999%	4.39450497	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	1.19646347	0.00000000	5.59096844	0.00000000
B12	$1,388,000.00	5.2735757640%	6.7093772813%	4.39450288	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	1.19646254	0.00000000	5.59096542	0.00000000
B13	$8,329,000.00	5.2735757640%	6.7093800136%	4.39450354	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	1.19646416	0.00000000	5.59096770	0.00000000
B14	$6,022,647.74	5.2735757640%	6.7093562932%	4.39450241	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	1.19644554	0.00000000	5.59094794	0.00001992
PPP	$100.00	0.0000000000%	0.0000000000%	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	998,402.20000000	0.00000000
R	$100.00	0.0000000000%	0.0000000000%	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000

Series: WMALT 2006-AR2	Washington Mutual
Issue Date: 03/28/2006
Record Date: 04/28/2006
Distribution Date: 05/25/2006

Interest Factors Report (Continued)
Class	Original Balance	Interest Rate Accrued	Interest Rate Paid	Current Month Interest Accrued	Prepayment Interest Shortfall	Relief Act Interest Shortfall	Other Interest Shortfall	Unscheduled Interest	Interest Reimbursed	Carryforward Amount Paid	Deferred Interest	Total Interest Distribution	Total Carryforward Amount Remaining
R_SYN	$0.00	0.0000000000%	0.0000000000%	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000
TFEE	$0.00	0.0000000000%	0.0000000000%	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000

Series: WMALT 2006-AR2	Washington Mutual
Issue Date: 03/28/2006
Record Date: 04/28/2006
Distribution Date: 05/25/2006

Collateral Report Pool 2905
LOAN COUNT
Original Loan Count	2353
Beginning Loan Count	2340
Loans Added	0
Loans Prepaid-in-full	22
Loans Liquidated-in-full	0
Loans Repurchased	0
Ending Loan Count	2318
PRINCIPAL BALANCE
Original Scheduled Principal Balance	$925,491,847.74
Beginning Scheduled Principal Balance	$921,530,447.74
Scheduled Principal Received or Advanced	($2,561,483.41)
Unscheduled Principal	$459,436.38
Prepayments-in-full	$8,309,973.87

Series: WMALT 2006-AR2	Washington Mutual
Issue Date: 03/28/2006
Record Date: 04/28/2006
Distribution Date: 05/25/2006

Collateral Report Pool 2905 (Continued)
PRINCIPAL BALANCE
Liquidations-in-full	$0.00
Repurchases	$0.00
Principal Losses	$0.00
Ending Scheduled Principal Balance	$915,322,520.90
INTEREST
Accrued Interest at Gross Rate	$5,522,040.92
Unscheduled Interest	$0.00
Uncollected Interest	($5,177.65)
Relief Act Shortfall	$0.00
Prepayment Interest Shortfall	$0.00
Other Interest Shortfall	$0.00

Series: WMALT 2006-AR2	Washington Mutual
Issue Date: 03/28/2006
Record Date: 04/28/2006
Distribution Date: 05/25/2006

Collateral Report Pool 2905 (Continued)
FEES
Servicing Fees	$1,472,240.51
Other Fees	$0.00
ADDITIONAL FUNDS
Excess Liquidation Proceeds	$0.00
Subsequent Recoveries	$0.00
Prepayment Penalties	$99,840.22
Other	$0.00

Series: WMALT 2006-AR2	Washington Mutual
Issue Date: 03/28/2006
Record Date: 04/28/2006
Distribution Date: 05/25/2006

Collateral Report Total
LOAN COUNT
Original Loan Count	2353
Beginning Loan Count	2340
Loans Added	0
Loans Prepaid-in-full	22
Loans Liquidated-in-full	0
Loans Repurchased	0
Ending Loan Count	2318
PRINCIPAL BALANCE
Original Scheduled Principal Balance	$925,491,847.74
Beginning Scheduled Principal Balance	$921,530,447.74
Scheduled Principal Received or Advanced	($2,561,483.41)
Unscheduled Principal	$459,436.38
Prepayments-in-full	$8,309,973.87

Series: WMALT 2006-AR2	Washington Mutual
Issue Date: 03/28/2006
Record Date: 04/28/2006
Distribution Date: 05/25/2006

Collateral Report Total (Continued)
PRINCIPAL BALANCE
Liquidations-in-full	$0.00
Repurchases	$0.00
Principal Losses	$0.00
Ending Scheduled Principal Balance	$915,322,520.90
INTEREST
Accrued Interest at Gross Rate	$5,522,040.92
Unscheduled Interest	$0.00
Uncollected Interest	($5,177.65)
Relief Act Shortfall	$0.00
Prepayment Interest Shortfall	$0.00
Other Interest Shortfall	$0.00

Series: WMALT 2006-AR2	Washington Mutual
Issue Date: 03/28/2006
Record Date: 04/28/2006
Distribution Date: 05/25/2006

Collateral Report Total (Continued)
FEES
Servicing Fees	$1,472,240.51
Other Fees	$0.00
ADDITIONAL FUNDS
Excess Liquidation Proceeds	$0.00
Subsequent Recoveries	$0.00
Prepayment Penalties	$99,840.22
Other	$0.00

Series: WMALT 2006-AR2	Washington Mutual
Issue Date: 03/28/2006
Record Date: 04/28/2006
Distribution Date: 05/25/2006

Delinquency Information by Group*
Group ID	1 Month Count	Scheduled Ending Balance	2 Months Count	Scheduled Ending Balance	3 Months Count	Scheduled Ending Balance	4+ Months Count	Scheduled Ending Balance
Pool 2905	327	$131,532,522.91	7	$1,973,006.97	0	$0.00	0	$0.00
Aggregate	327	$131,532,522.91	7	$1,973,006.97	0	$0.00	0	$0.00

* Does not include mortgage loans in foreclosure or REO.

Foreclosure, REO, and Bankruptcy by Group**
Group ID	Foreclosure Count	Scheduled Ending Balance	REO Count	Scheduled Ending Balance	Bankruptcy Count	Scheduled Ending Balance
Pool 2905	0	$0.00	0	$0.00	0	$0.00
Aggregate	0	$0.00	0	$0.00	0	$0.00

** Loans in Bankruptcy will also be reflected under their applicable delinquency or foreclosure status.

Series: WMALT 2006-AR2	Washington Mutual
Issue Date: 03/28/2006
Record Date: 04/28/2006
Distribution Date: 05/25/2006

Aggregate Loss Amount by Group
Group ID	Count	Loss Amount
Pool 2905	0	$0.00
Aggregate	0	$0.00

Servicer Advances by Group
Group	Count	Total
Pool 2905	334	$224,573.75
Aggregate	334	$224,573.75

Series: WMALT 2006-AR2	Washington Mutual
Issue Date: 03/28/2006
Record Date: 04/28/2006
Distribution Date: 05/25/2006

Stop Advances Loans
Group	Count	Loan Balance	Total Scheduled P&I
Pool 2905	0	$0.00	$0.00
Aggregate	0	$0.00	$0.00

Series: WMALT 2006-AR2	Washington Mutual
Issue Date: 03/28/2006
Record Date: 04/28/2006
Distribution Date: 05/25/2006

Delinquency Roll Rates-Aggregate***
Current Value	Current		1 Month		2 Months		3 Months
Prior Value	Count	Balance	Count	Balance	Count	Balance	Count	Balance
Current	1978	779095383.36	326	131053953.63	7	1973006.97	0	0.00
Delq 1 Month	6	2721607.66	1	478569.28	0	0.00	0	0.00
Delq 2 Month	0	0.00	0	0.00	0	0.00	0	0.00
Delq 3 Month	0	0.00	0	0.00	0	0.00	0	0.00
Delq 4 Month	0	0.00	0	0.00	0	0.00	0	0.00
Foreclosure	0	0.00	0	0.00	0	0.00	0	0.00

Current Value	4+ Months		Foreclosure		REO
Prior Value	Count	Balance	Count	Balance	Count	Balance
Current	0	0.00	0	0.00	0	0.00
Delq 1 Month	0	0.00	0	0.00	0	0.00
Delq 2 Month	0	0.00	0	0.00	0	0.00
Delq 3 Month	0	0.00	0	0.00	0	0.00
Delq 4 Month	0	0.00	0	0.00	0	0.00
Foreclosure	0	0.00	0	0.00	0	0.00

*** To use this chart, locate along the Current Value row the desired delinquency status as of the immediately preceding due date (e.g. Current, 1 Month delinquent, etc.). Use the left hand column labeled Prior Value to see the prior month's value. Follow the selected Current Value column to the desired Prior Value row.

Series: WMALT 2006-AR2	Washington Mutual
Issue Date: 03/28/2006
Record Date: 04/28/2006
Distribution Date: 05/25/2006

Credit Enhancement
Type	Original Balance	Beginning Balance	Reduction	Increase	Ending Balance
Over Collateralization	$0.00	$0.00	$0.00	$0.00	$0.00
Reserve Account	$0.00	$0.00	$0.00	$0.00	$0.00
Other	$0.00	$0.00	$0.00	$0.00	$0.00

Insurance
Insurance Type	Original Balance	Claims Paid	Coverage Remaining
Pool Insurance	$0.00	$0.00	$0.00
Other	$0.00	$0.00	$0.00

Series: WMALT 2006-AR2	Washington Mutual
Issue Date: 03/28/2006
Record Date: 04/28/2006
Distribution Date: 05/25/2006

Subordinate Class Certificate Balances
The Class Principal Balances of each Class of the Class B1,B2,B3,B4,B5,B6,B7,B8,B9,B10,B11,B12,B13,B14 Certificates immediately after the principal and interest distribution on 05/25/2006 are as follows:
Class	Ending Principal Balance	Percentage of Aggregate Certificate Principal Balance on Closing Date	Percentage of Aggregate Certificate Ending Principal Balance
B1	$14,344,532.27	1.55%	1.57%
B2	$12,493,592.62	1.35%	1.36%
B3	$7,402,758.62	0.80%	0.81%
B4	$6,940,773.68	0.75%	0.76%
B5	$6,014,803.87	0.65%	0.66%
B6	$5,551,818.97	0.60%	0.61%
B7	$5,089,834.04	0.55%	0.56%
B8	$2,775,909.49	0.30%	0.30%
B9	$3,700,879.33	0.40%	0.40%
B10	$3,238,894.39	0.35%	0.35%
B11	$2,312,924.58	0.25%	0.25%
B12	$1,387,954.74	0.15%	0.15%

Series: WMALT 2006-AR2	Washington Mutual
Issue Date: 03/28/2006
Record Date: 04/28/2006
Distribution Date: 05/25/2006

Subordinate Class Certificate Balances
The Class Principal Balances of each Class of the Class B1,B2,B3,B4,B5,B6,B7,B8,B9,B10,B11,B12,B13,B14 Certificates immediately after the principal and interest distribution on 05/25/2006 are as follows:
Class	Ending Principal Balance	Percentage of Aggregate Certificate Principal Balance on Closing Date	Percentage of Aggregate Certificate Ending Principal Balance
B13	$8,328,728.42	0.90%	0.91%
B14	$6,022,451.36	0.65%	0.66%
Total	$85,605,856.38	9.25%	9.35%

Series: WMALT 2006-AR2	Washington Mutual
Issue Date: 03/28/2006
Record Date: 04/28/2006
Distribution Date: 05/25/2006

Glossary of Terms
TERM	DEFINITION
Average Ending Scheduled Principal Balance	Average scheduled principal balance of all mortgage loans as of the immediately preceding due date.
Compensating Interest	Interest paid by the servicer or master servicer in respect of Prepayment Interest Shortfall, subject to specified caps.
CPR (Constant Prepayment Rate)	The annualized, compounded single month mortality rate.
Current Interest Accrued	The interest accrued for the current month's distribution.
Deferred Interest	When a scheduled monthly payment is less than required to satisfy the note rate, the unpaid interest is deferred by adding it to the loan balance and the certificate balances.
Excess Liquidation Proceeds	Funds received at the time of liquidation in excess of the amount needed to satisfy the outstanding scheduled principal balance and related expenses.
Interest Rate Accrued	The rate at which interest is accrued for the current month's distribution.
Interest Rate Paid	The rate at which interest is paid for the current month's distribution.
Uncollected Interest	Interest not collected on delinquent loans for which scheduled payments are no longer being advanced, interest uncollected on prepayments and interest uncollected on liquidations.
Other Interest Shortfall	Any interest shortfall other than Uncompensated Interest Shortfall, Deferred Interest or Interest Uncollected on Non-Earning Assets.
Over Collateralization	Any excess of the aggregate principal balance of the mortgage loans over the aggregate principal balance of the certificates.
Prefunding Amount	The amount of cash being held for future loan purchases.

Series: WMALT 2006-AR2	Washington Mutual
Issue Date: 03/28/2006
Record Date: 04/28/2006
Distribution Date: 05/25/2006

Glossary of Terms (Continued)
TERM	DEFINITION
Prepayment Interest Shortfall	Any shortfall in collections of interest on mortgage loans resulting from prepayments in full or partial prepayments.
Principal Loss	The amount of principal reduction due to a loss realized on the mortgage loans.
Principal Reimbursed	The amount of principal passed through as a reimbursement.
PSA (Prepayment Speed Assumption)	A prepayment model that in its base case (stated as 100% PSA), assumes that prepayments start in month one at an annual CPR of 0.2%, rising linearly to 6.0% CPR in month 30, and then remain flat at 6.0% CPR thereafter.
Relief Act Shortfall	Interest shortfall resulting from application of the Servicemembers Civil Relief Act.
REO (Real Estate Owned)	Property acquired by the trust through foreclosure or deed-in-lieu of foreclosure on a defaulted loan.
Reserve Account	Funded or non-funded accounts set up at either the property or portfolio level in in anticipation of periodic or non-periodic capital expenditures or cash needs.
Servicer Advances	Scheduled principal and interest advances made by the servicer or master servicer for delinquent mortgage loans.
Servicing Fees	The monthly fee paid to the servicer to perform primary servicing function for the master servicer with respect to the mortgage loans and if applicable the fee charged by the master servicer for supervising the mortgage loan servicing.
SMM (Single Month Mortality)	In any given month, the SMM measures the percentage of the beginning pool balance that was paid back earlier than scheduled through payoffs.
Stop Advance	The amount of principal and interest on delinquent mortgage loans for which scheduled payments are no longer being advanced.
Subsequent Recoveries	The amount of funds recovered on mortgage loans that were previously liquidated at a loss.
Trigger Event	An event that may require a change in payment priority.

Series: WMALT 2006-AR2	Washington Mutual
Issue Date: 03/28/2006
Record Date: 04/28/2006
Distribution Date: 05/25/2006

Glossary of Terms (Continued)
TERM	DEFINITION
Unscheduled Interest	Interested collected in addition to the scheduled interest payment.
Unscheduled Principal	Payments of principal which were received with respect to any mortgage loan during the prior period, other than monthly scheduled principal, prepayments in full, repurchases, liquidation principal and subsequent recoveries.
Weighted Average Loan Age	For any distribution date, the weighted average of the loan age on the mortgage loans as of the immediately preceding due date.
Weighted Average Mortgage Interest Rate	For any distribution date, the weighted average of the mortgage interest rates on the mortgage loans as of the second preceding due date (after giving effect to the payments due on the mortgage loans on that due date).
Weighted Average Pass Through Rate	For any distribution date, the weighted average of the pass-through rates on the mortgage loans as of the second preceding due date (after giving effect to the payments due on the mortgage loans on that due date).
Weighted Average Remaining Term	For any distribution date, the weighted average of the maturity on the mortgage loans as of the immediately preceding due date.
MBA Delinquency Calculation	In this calculation, a loan increases its delinquency status if a monthly payment is not received by the end of the day immediately preceding the loan's next due date.
OTS Delinquency Calculation	In this calculation, a loan increases its delinquency status if a monthly payment is not received by the loan's due date in the following month.

Washington Mutual Mortgage Pass-Through Certificates, WMALT Series 2006-AR2 10-D