<SUBMISSION>
<ACCESSION-NUMBER>0001104659-06-037555
<TYPE>8-K
<PUBLIC-DOCUMENT-COUNT>2
<PERIOD>20060525
<ITEMS>7.01
<ITEMS>9.01
<FILING-DATE>20060525
<DATE-OF-FILING-DATE-CHANGE>20060525
<FILER>
<COMPANY-DATA>
<CONFORMED-NAME>CASELLA WASTE SYSTEMS INC
<CIK>0000911177
<ASSIGNED-SIC>4953
<IRS-NUMBER>030338873
<STATE-OF-INCORPORATION>DE
<FISCAL-YEAR-END>0430
</COMPANY-DATA>
<FILING-VALUES>
<FORM-TYPE>8-K
<ACT>34
<FILE-NUMBER>000-23211
<FILM-NUMBER>06867360
</FILING-VALUES>
<BUSINESS-ADDRESS>
<STREET1>25 GREENS HILL LANE P O BOX 866
<CITY>RUTLAND
<STATE>VT
<ZIP>05701
<PHONE>8027750325
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>25 GREENE HILL ROAD
<CITY>RUTLAND
<STATE>VT
<ZIP>05702
</MAIL-ADDRESS>
</FILER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>a06-12619_18k.htm
<DESCRIPTION>CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES
<TEXT>
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<div style="font-family:Times New Roman;">
 <div style="border:none;border-top:double windowtext 6.0pt;padding:0pt 0pt 0pt 0pt;"> <p style="border:none;margin:0pt 0pt .0001pt;padding:0pt;"></p> </div>

<p align="center" style="margin:0pt 0pt 12.0pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="font-weight:bold;margin:0pt 0pt .0001pt;page-break-after:avoid;text-align:center;"><b><font size="5" face="Times New Roman" style="font-size:18.0pt;">UNITED STATES<br>
SECURITIES AND EXCHANGE COMMISSION</font></b></p>

<p style="font-weight:bold;margin:0pt 0pt .0001pt;page-break-after:avoid;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;">WASHINGTON, D.C. 20549</font></b></p>

<p style="line-height:9.0pt;margin:0pt 0pt .0001pt;page-break-after:avoid;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<div style="line-height:9.0pt;margin:0pt 0pt .0001pt;page-break-after:avoid;text-align:center;"><hr size="1" width="160" noshade color="black" align="center" style="width:120.0pt;"></div>

<p style="font-weight:bold;margin:0pt 0pt .0001pt;page-break-after:avoid;text-align:center;"><b><font size="5" face="Times New Roman">&nbsp;</font></b></p>

<p style="font-weight:bold;margin:0pt 0pt .0001pt;page-break-after:avoid;text-align:center;"><b><font size="5" face="Times New Roman" style="font-size:18.0pt;">FORM&nbsp;8-K</font></b></p>

<p style="font-weight:bold;margin:0pt 0pt .0001pt;page-break-after:avoid;text-align:center;"><b><font size="3" face="Times New Roman">&nbsp;</font></b></p>

<p style="font-weight:bold;margin:0pt 0pt .0001pt;page-break-after:avoid;text-align:center;"><b><font size="3" face="Times New Roman" style="font-size:12.0pt;">CURRENT REPORT<br>
Pursuant to Section&nbsp;13 or 15(d)&nbsp;of the Securities Exchange Act of
1934</font></b></p>

<p style="margin:0pt 0pt .0001pt;page-break-after:avoid;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="margin:0pt 0pt .0001pt;page-break-after:avoid;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Date of Report (Date of earliest event reported):&#160; <b><font style="font-weight:bold;">May&nbsp;25, 2006</font></b></font></p>

<p style="margin:0pt 0pt .0001pt;page-break-after:avoid;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="font-weight:bold;margin:0pt 0pt .0001pt;page-break-after:avoid;text-align:center;"><b><font size="5" face="Times New Roman" style="font-size:18.0pt;">Casella Waste Systems,&nbsp;Inc.</font></b></p>

<p style="margin:0pt 0pt .0001pt;page-break-after:avoid;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(Exact Name of Registrant as Specified in Charter)</font></p>

<p style="margin:0pt 0pt .0001pt;page-break-after:avoid;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<table border="0" cellspacing="0" cellpadding="0" width="100%" style="border-collapse:collapse;width:100.0%;">
 <tr>
  <td width="38%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:38.12%;">
  <p align="center" style="font-size:10.0pt;margin:0pt 0pt .0001pt;text-align:center;"><b><font style="font-weight:bold;">Delaware</font></b></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.14%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:1.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
  <td width="24%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:24.06%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">000-23211</font></b></p>
  </td>
  <td width="1%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:1.9%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:1.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
  <td width="33%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:33.78%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">03-0338873</font></b></p>
  </td>
 </tr>
 <tr>
  <td width="38%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:38.12%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(State or Other
  Jurisdiction<br>
  of Incorporation</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.14%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="24%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:24.06%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(Commission<br>
  File Number)</font></p>
  </td>
  <td width="1%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:1.9%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="33%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:33.78%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(IRS Employer<br>
  Identification No.)</font></p>
  </td>
 </tr>
</table>

<p align="center" style="margin:0pt 0pt 12.0pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<table border="0" cellspacing="0" cellpadding="0" width="100%" style="border-collapse:collapse;width:100.0%;">
 <tr>
  <td width="55%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:55.8%;">
  <p align="center" style="font-size:10.0pt;margin:0pt 0pt .0001pt;text-align:center;"><b><font style="font-weight:bold;">25 Greens Hill Lane<br>
  Rutland, Vermont</font></b></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.38%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:1.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
  <td width="41%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:41.82%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">05701</font></b></p>
  </td>
 </tr>
 <tr>
  <td width="55%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:55.8%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(Address of
  Principal Executive Offices)</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.38%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="41%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:41.82%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(Zip Code)</font></p>
  </td>
 </tr>
</table>

<p align="center" style="margin:0pt 0pt 12.0pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p align="center" style="margin:0pt 0pt 12.0pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Registrant&#146;s telephone
number, including area code: <b><font style="font-weight:bold;">(802) 775-0325</font></b></font></p>

<p align="center" style="margin:0pt 0pt 12.0pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<table border="0" cellspacing="0" cellpadding="0" width="100%" style="border-collapse:collapse;width:100.0%;">
 <tr>
  <td width="100%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:100.0%;">
  <p align="center" style="font-size:10.0pt;margin:0pt 0pt .0001pt;text-align:center;"></p>
  </td>
 </tr>
 <tr>
  <td width="100%" valign="top" style="border:none;padding:0pt .7pt 0pt 0pt;width:100.0%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(Former Name or
  Former Address, if Changed Since Last Report)</font></p>
  </td>
 </tr>
</table>

<p align="center" style="margin:0pt 0pt 12.0pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="margin:0pt 0pt 12.0pt;text-indent:20.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Check the appropriate box
below if the Form&nbsp;8-K filing is intended to simultaneously satisfy
the filing obligation of the registrant under any of the following provisions (<i><font style="font-style:italic;">see</font></i> General Instruction A.2. below):</font></p>

<p style="font-size:10.0pt;margin:0pt 0pt 12.0pt;text-indent:20.0pt;"><font size="2" face="Wingdings" style="font-size:10.0pt;">o</font>&#160;&#160; Written communications pursuant to Rule&nbsp;425
under the Securities Act (17 CFR 230.425)</p>

<p style="font-size:10.0pt;margin:0pt 0pt 12.0pt;text-indent:20.0pt;"><font size="2" face="Wingdings" style="font-size:10.0pt;">o</font>&#160;&#160; Soliciting material pursuant to Rule&nbsp;14a-12
under the Exchange Act (17 CFR 240.14a-12)</p>

<p style="font-size:10.0pt;margin:0pt 0pt 12.0pt;text-indent:20.0pt;"><font size="2" face="Wingdings" style="font-size:10.0pt;">o</font>&#160;&#160; Pre-commencement communications pursuant to Rule&nbsp;14d-2(b)&nbsp;under
the Exchange Act (17 CFR 240.14d-2(b))</p>

<p style="font-size:10.0pt;margin:0pt 0pt 12.0pt;text-indent:20.0pt;"><font size="2" face="Wingdings" style="font-size:10.0pt;">o</font>&#160;&#160; Pre-commencement communications pursuant to Rule&nbsp;13e-4(c)&nbsp;under
the Exchange Act (17 CFR 240.13e-4(c))</p>

<p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>


 <div style="border:none;border-bottom:double windowtext 6.0pt;padding:0pt 0pt 0pt 0pt;"> <p style="border:none;margin:0pt 0pt .0001pt;padding:0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p> </div>
</div><br><hr size="3" width="100%" noshade color="#010101" align="center">

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<p style="margin:0pt 0pt 12.0pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Item 7.01. Regulation FD Disclosure</font></b><a name="Item7_01_RegulationFdDisclosure_180511"></a></p>

<p style="margin:0pt 0pt 12.0pt;text-indent:36.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">On May&nbsp;25, 2006, Casella Waste Systems,&nbsp;Inc. (NASDAQ: CWST)
announced that the company&#146;s management will be presenting at the following
investor conferences:</font></p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt 12.0pt 36.0pt;text-indent:-18.0pt;"><font size="2" face="Symbol" style="font-size:10.0pt;">&#183;</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Credit
Suisse Environmental&nbsp;&amp; Engineering Services Conference on Thursday, June&nbsp;1,
2006 at 11:35 am; and</p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt 12.0pt 36.0pt;text-indent:-18.0pt;"><font size="2" face="Symbol" style="font-size:10.0pt;">&#183;</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>JPMorgan
Basics&nbsp;&amp; Industrials Conference on Monday, June&nbsp;5, 2006 at 3:30
pm.</p>

<p style="margin:0pt 0pt 12.0pt;text-indent:36.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">The presentation given at each of these two conferences will be made
available to all investors on the company&#146;s website. The presentation will be
posted prior to the scheduled presentation time, and may be accessed via the
Investors&#146; section of the company&#146;s website at http://www.casella.com. In
addition, the audio from the presentation will be webcast live via a link on
the company&#146;s website.</font></p>

<p style="margin:0pt 0pt 12.0pt;text-indent:36.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">The full text of the press release issued in connection with the
announcement is furnished as Exhibit&nbsp;99.1 to this Current Report on Form&nbsp;8-K.</font></p>

<p style="margin:0pt 0pt 12.0pt;text-indent:36.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">The information in this Form&nbsp;8-K (including Exhibit&nbsp;99.1)
shall not be deemed &#147;filed&#148; for purposes of Section&nbsp;18 of the Securities
Exchange Act of 1934 (the &#147;Exchange Act&#148;) or otherwise subject to the
liabilities of that section, nor shall it be deemed incorporated by reference
in any filing under the Securities Act of 1933 or the Exchange Act, except as
expressly set forth by specific reference in such a filing.</font></p>

<p style="margin:0pt 0pt 12.0pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Item 9.01. Financial Statements and Exhibits</font></b><a name="Item9_01_FinancialStatementsAndEx_180528"></a></p>

<table border="0" cellspacing="0" cellpadding="0" width="100%" style="border-collapse:collapse;width:100.0%;">
 <tr>
  <td width="7%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:7.92%;">
  <p style="font-size:10.0pt;margin:0pt 0pt .0001pt;"></p>
  </td>
  <td width="5%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:5.94%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(d)</font></p>
  </td>
  <td width="86%" colspan="2" valign="top" style="padding:0pt .7pt 0pt 0pt;width:86.14%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Exhibits</font></p>
  </td>
 </tr>
 <tr>
  <td width="7%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:7.92%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="5%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:5.94%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="4%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:4.96%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="81%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:81.18%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="13%" colspan="2" valign="top" style="padding:0pt .7pt 0pt 0pt;width:13.86%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="86%" colspan="2" valign="top" style="padding:0pt .7pt 0pt 0pt;width:86.14%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">The following exhibit relating to Item 7.01 shall be
  deemed to be furnished, and not filed:</font></p>
  </td>
 </tr>
 <tr>
  <td width="13%" colspan="2" valign="top" style="padding:0pt .7pt 0pt 0pt;width:13.86%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="4%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:4.96%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="81%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:81.18%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="13%" colspan="2" valign="top" style="padding:0pt .7pt 0pt 0pt;width:13.86%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="4%" valign="bottom" style="padding:0pt .7pt 0pt 0pt;width:4.96%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">99.1</font></p>
  </td>
  <td width="81%" valign="bottom" style="padding:0pt .7pt 0pt 0pt;width:81.18%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Press Release entitled &#147;Casella Waste
  Systems,&nbsp;Inc. To Present At Upcoming</font></p>
  </td>
 </tr>
 <tr>
  <td width="100%" colspan="4" valign="top" style="padding:0pt .7pt 0pt 0pt;width:100.0%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Investor Conferences&#148;, issued by the company on
  May&nbsp;25, 2006.</font></p>
  </td>
 </tr>
</table>

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<p align="center" style="margin:0pt 0pt 12.0pt;text-align:center;"><a name="_180542"></a><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p align="center" style="margin:0pt 0pt 12.0pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">SIGNATURE<a name="Signature_180551"></a></font></p>

<p style="margin:0pt 0pt 12.0pt;page-break-after:avoid;text-indent:36.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Pursuant to the
requirements of the Securities Exchange Act of 1934, the Registrant has duly
caused this report to be signed on its behalf by the undersigned hereunto duly
authorized.</font></p>

<table border="0" cellspacing="0" cellpadding="0" style="border-collapse:collapse;">
 <tr>
  <td width="282" valign="top" style="padding:0pt .7pt 0pt 0pt;width:211.4pt;">
  <p style="font-size:10.0pt;margin:0pt 0pt .0001pt;"></p>
  </td>
  <td width="16" valign="top" style="padding:0pt .7pt 0pt 0pt;width:12.0pt;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="374" colspan="3" valign="top" style="padding:0pt .7pt 0pt 0pt;width:280.8pt;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">CASELLA WASTE SYSTEMS, INC.</font></p>
  </td>
 </tr>
 <tr>
  <td width="282" valign="top" style="padding:0pt .7pt 0pt 0pt;width:211.4pt;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="16" valign="top" style="padding:0pt .7pt 0pt 0pt;width:12.0pt;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="374" colspan="3" valign="top" style="padding:0pt .7pt 0pt 0pt;width:280.8pt;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="282" valign="top" style="padding:0pt .7pt 0pt 0pt;width:211.4pt;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Date:
  May&nbsp;25, 2006</font></p>
  </td>
  <td width="16" valign="top" style="padding:0pt .7pt 0pt 0pt;width:12.0pt;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="35" colspan="2" valign="top" style="padding:0pt .7pt 0pt 0pt;width:26.6pt;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">By: </font></p>
  </td>
  <td width="339" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:254.2pt;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">/s/ Richard A. Norris</font></p>
  </td>
 </tr>
 <tr>
  <td width="282" valign="top" style="padding:0pt .7pt 0pt 0pt;width:211.4pt;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="16" valign="top" style="padding:0pt .7pt 0pt 0pt;width:12.0pt;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="35" valign="top" style="padding:0pt .7pt 0pt 0pt;width:26.2pt;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="339" colspan="2" valign="top" style="border:none;border-top:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:254.6pt;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Richard A. Norris<br>
  Senior Vice President and Chief<br>
  Financial Officer</font></p>
  </td>
 </tr>
 <tr height="0">
  <td width="282" style="border:none;"></td>
  <td width="16" style="border:none;"></td>
  <td width="35" style="border:none;"></td>
  <td width="1" style="border:none;"></td>
  <td width="339" style="border:none;"></td>
 </tr>
</table>

<p style="margin:0pt 0pt 12.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

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<p align="center" style="margin:0pt 0pt 12.0pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p align="center" style="margin:0pt 0pt 12.0pt;page-break-after:avoid;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">EXHIBIT INDEX<a name="ExhibitIndex_180933"></a></font></p>

<table border="0" cellspacing="0" cellpadding="0" width="100%" style="border-collapse:collapse;font-family:Times New Roman;width:100.0%;">
 <tr>
  <td width="23%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:23.22%;">
  <p style="font-size:10.0pt;margin:0pt 0pt .0001pt;">Exhibit&nbsp;No.</p>
  </td>
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.46%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="73%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:73.32%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Description</font></p>
  </td>
 </tr>
 <tr>
  <td width="23%" valign="top" style="border:none;padding:0pt .7pt 0pt 0pt;width:23.22%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.46%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="73%" valign="top" style="border:none;padding:0pt .7pt 0pt 0pt;width:73.32%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="23%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:23.22%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">99.1</font></p>
  </td>
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.46%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="73%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:73.32%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Press Release entitled &#147;Casella Waste
  Systems,&nbsp;Inc. To Present<br>
  At Upcoming Investor Conferences&#148;, issued by the company on<br>
  May&nbsp;25, 2006.</font></p>
  </td>
 </tr>
</table>

<p style="line-height:1.0pt;margin:0pt 0pt 12.0pt;"><font size="1" face="Times New Roman">&nbsp;</font></p>

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<p align="right" style="margin:0pt 0pt 12.0pt;text-align:right;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Exhibit&nbsp;99.1<a name="Exhibit99_1_181316"></a></font></b></p>

<p align="center" style="margin:0pt 0pt 12.0pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">&nbsp;</font></b></p>

<p style="margin:0pt 0pt .0001pt;text-autospace:none;"><font size="2" color="black" face="Times New Roman" style="color:black;font-size:10.0pt;">FOR IMMEDIATE RELEASE</font></p>

<p style="margin:0pt 0pt .0001pt;text-autospace:none;"><font size="2" color="black" face="Times New Roman" style="color:black;font-size:10.0pt;">&nbsp;</font></p>

<p style="margin:0pt 0pt 12.0pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">CASELLA WASTE SYSTEMS, INC. TO PRESENT AT UPCOMING
INVESTOR<br>
CONFERENCES</font></b></p>

<p style="margin:0pt 0pt .0001pt;text-autospace:none;"><b><font size="2" color="black" face="Times New Roman" style="color:black;font-size:10.0pt;font-weight:bold;">&nbsp;</font></b></p>

<p style="font-size:10.0pt;margin:0pt 0pt 12.0pt;page-break-after:avoid;text-autospace:none;text-indent:18.0pt;"><b><font size="2" color="black" face="Times New Roman" style="color:black;font-size:10.0pt;font-weight:bold;">RUTLAND, VERMONT</font></b><font color="black" style="color:black;"> (May 25, 2006) &#150; Casella Waste Systems, Inc. (NASDAQ:
CWST) announced today that the company&#146;s management will be presenting at the
following investor conferences: </font></p>

<p style="font-size:10.0pt;margin:0pt 0pt .0001pt 56.0pt;text-indent:-36.0pt;"><!-- SET mrlNoTableShading --><font face="Symbol">&#183;</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Credit
Suisse Environmental &amp; Engineering Services Conference on Thursday, June 1,
2006 at 11:35 am. The Credit Suisse conference is being held at the Credit
Suisse conference center located at Eleven Madison Avenue in New York City; and</p>

<p style="margin:0pt 0pt .0001pt 56.0pt;text-indent:-36.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="font-size:10.0pt;margin:0pt 0pt 12.0pt 56.0pt;text-indent:-36.0pt;"><font size="2" face="Symbol" style="font-size:10.0pt;">&#183;</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>JPMorgan
Basics &amp; Industrials Conference on Monday, June 5, 2006 at 3:30 pm. The
JPMorgan conference is being held at the New York Hilton in New York City</p>

<p style="margin:0pt 0pt 12.0pt;text-indent:20.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">The company indicated that, although these presentations
are not expected to include any material non-public information, the
presentation given at each of these two conferences will be made available to
all investors on the company&#146;s website. The presentation will be posted prior
to the scheduled presentation time, and may be accessed via the Investors&#146;
section of the company&#146;s website at http://www.casella.com. In addition, the
audio from the presentation will be webcast live via a link on the company&#146;s
website.</font></p>

<p style="margin:0pt 0pt 12.0pt;text-indent:20.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Casella Waste Systems, headquartered in Rutland,
Vermont, provides collection, transfer, disposal and recycling services
primarily in the northeastern United States. </font></p>

<p style="margin:0pt 0pt 12.0pt;text-indent:20.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">For further information, contact Richard Norris, chief
financial officer, or Ned Coletta, director of investor relations at (802) 775-0325,
or visit the company&#146;s website at http://www.casella.com.</font></p>

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