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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1. Name and Address of Reporting Person * TONNER JOHN   2. Issuer Name and Ticker or Trading Symbol CONSOLIDATED WATER CO LTD [CWCO] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) CHIEF OPERATING OFFICER (Last) (First) (Middle) PO BOX 1114 3. Date of Earliest Transaction (Month/Day/Year) 05/17/2016 (Street) GRAND CAYMAN, E9 KY1-1102 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 05/17/2016   M   400 A $ 9.11 8,600 D   COMMON STOCK 05/17/2016   S   400 D $ 14.26 (1) 8,200 D   COMMON STOCK 05/18/2016   M   4,200 A $ 9.11 12,400 D   COMMON STOCK 05/18/2016   S   4,200 D $ 13.7469 (2) 8,200 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

OPTION (RIGHT TO BUY

$ 9.11

05/17/2016

M

400

07/15/2013(3)

07/14/2017(3)

COMMON STOCK

10,600

$ 0

10,200

D

OPTION (RIGHT TO BUY

$ 9.11

05/18/2016

M

4,200

07/15/2013(3)

07/14/2017(3)

COMMON STOCK

10,200

$ 0

6,000

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
TONNER JOHN PO BOX 1114 GRAND CAYMAN, E9 KY1-1102			CHIEF OPERATING OFFICER

Signatures

/s/ John Tonner		05/19/2016
**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)	This transaction was executed in multiple trades at prices ranging from $14.25 to $14.29. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
(2)	This transaction was executed in multiple trades at prices ranging from $13.51 to $13.98. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
(3)	The option vested as to 4,600 shares and 6,000 on each of July 15, 2013 and July 15, 2014, respectively. The option was set to expire as to 4,600 shares and 6,000 shares at the end of the day on each of July 14, 2016 and July 14, 2017, respectively; however, the option was exercised on May 17, 2016 and May 18, 2016 as to an aggregate of 4,600 shares as to which the option would have expired on July 14, 2016. The exercise price of the option equals the market price of the issuer's common stock as of the close of business on the date of grant.

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