Ownership Submission
FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
HANSEN ERIC
   2. Issuer Name and Ticker or Trading Symbol
WASTE CONNECTIONS INC/DE [WCN] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Vice President
(Last)
(First)
(Middle)
35 IRON POINT CIRCLE, SUITE 200		 3. Date of Earliest Transaction (Month/Day/Year)
05/06/2005
(Street)

FOLSOM, CA 95630		 4. If Amendment, Date Original Filed(Month/Day/Year)
 6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)		 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)		 4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)		 5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)		 6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)		 7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Common Stock 05/06/2005   M   2,499 A $ 21.75 2,499 D  
Common Stock 05/06/2005   S   2,499 D $ 36.3 0 D  
Common Stock 05/09/2005   M   5,403 A $ 21.75 5,403 D  
Common Stock 05/09/2005   S   5,403 D $ 36.31 0 D  
Common Stock 05/09/2005   M   4,597 A $ 21.75 4,597 D  
Common Stock 05/09/2005   S   4,597 D $ 36.31 0 D  

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)		 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)		 5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)		 6. Date Exercisable and Expiration Date
(Month/Day/Year)		 7. Title and Amount of Underlying Securities
(Instr. 3 and 4)		 8. Price of Derivative Security
(Instr. 5)		 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)		 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)		 11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Employee Stock Option (Right to Buy) $ 21.75 05/06/2005   M     2,499 02/20/2004(1) 02/20/2013 Common Stock 2,499 (2) $ 0 (3) 13,305 D  
Employee Stock Option (Right to Buy) $ 21.75 05/09/2005   M     5,403 02/20/2004(1) 02/20/2013 Common Stock 5,403 (2) $ 0 (3) 7,902 D  
Employee Stock Option (Right to Buy) $ 21.75 05/09/2005   M     4,597 02/20/2004(4) 02/20/2013 Common Stock 4,597 (5) $ 0 (3) 4,598 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
HANSEN ERIC
35 IRON POINT CIRCLE
SUITE 200
FOLSOM, CA 95630		       Vice President  

Signatures

 Eric Hansen   05/10/2005
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) Option for 23,708 shares, 1/3 exercisable 2/20/04, 2/20/05 & 2/20/06.
(2) This option was previously reported as an option for 15,805 shares of common stock at an exercise price of $32.62 per share, but was adjusted to reflect the 50% stock dividend declared by WCI on May 26, 2004, which was payable on June 24, 2004, to all holders of record of common stock on June 10, 2004. Accordingly, on June 24, 2004, the date the stock dividend was paid, the option became exercisable for 23,708 shares at an exercise price of $21.75 per share.
(3) The zero in Table II, Column 8 is a placeholder only that is required by the EDGAR software and should be disregarded.
(4) Opton for 13,793 shares, 1/3 exercisable 2/20/04, 2/20/05 & 2/20/06.
(5) This option was previously reported as an option for 9,195 shares of common stock an an exercise price of $32.62 per share, but was adjusted to reflect the 50% stock dividend declared by WCI on May 26, 2004, which was payable on June 24, 2004, to all holders of record of common stock on June 10, 2004. Accordingly, on June 24, 2004, the date the stock dividend was paid, the option became exercisable for 13,793 shares at an exercise price of $21.75 per share.

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