EXHIBIT 24


                            POWER OF ATTORNEY

                               (Form 10-K)

     Know all men by these presents, that the individuals whose signatures 
appear below constitute and appoint Alan S. McKim and Carl Paschetag, and 
each of them acting alone, his true and lawful attorneys-in-fact and agents 
with full power of substitution and resubstitution, to sign the Clean 
Harbors, Inc. Form 10-K Annual Report Pursuant to Section 13 or 15(d) of the 
Securities Exchange Act of 1934 for the fiscal year ended December 31, 1997, 
and to file the same with all exhibits thereto, and all documents in 
connection therewith, with the Securities and Exchange Commission, granting 
unto said attorneys-in-fact and agents, and each of them, full power and 
authority to do and perform each and every act and thing requisite and 
necessary to be done in and about the premises, as fully to all intents and 
purposes as he might or could do in person, hereby ratifying and confirming 
all that said substitute or substitutes may lawfully do or cause to be done 
by virtue hereof.



Signature                           Title                   Date
- ---------                           -----                   ----
                                                      

/s/ CHRISTY W. BELL                 Director                March 19, 1998
- ---------------------------
Christy W. Bell



/s/ JOHN F. KASLOW                  Director                March 23, 1998
- ---------------------------
John F. Kaslow



/s/ DANIEL J. MCCARTHY              Director                March 19, 1998
- ---------------------------
Daniel J. McCarthy



/s/ JOHN T. PRESTON                 Director                March 19, 1998
- ---------------------------
John T. Preston



/s/ LORNE R. WAXLAX                 Director                March 20, 1998
- ---------------------------
Lorne R. Waxlax