<PAGE> 1
Exhibit 11
ROY F. WESTON, INC. AND SUBSIDIARIES
STATEMENTS OF COMPUTATION OF EARNINGS PER SHARE
<TABLE>
<CAPTION>
Three Months Ended June 30,
---------------------------
2000 1999
---- ----
(Thousands of Dollars)
<S> <C> <C>
BASIC
Net income $ 1,768 $ 91
=========== ===========
Weighted average shares outstanding 9,971,548 9,946,992
=========== ===========
Basic earnings per share $ .18 $ .01
=========== ===========
DILUTED
Net income $ 1,768 $ 91
=========== ===========
Weighted average number of shares used in calculating
basic earnings per share 9,971,548 9,946,992
ADD:
Dilutive impact of stock options 54,846 59,491
----------- -----------
Weighted average number of shares used in calculating
diluted earnings per share 10,026,394 10,006,483
=========== ===========
Diluted earnings per share $ .18 $ .01
=========== ===========
</TABLE>
<PAGE> 2
Exhibit 11
ROY F. WESTON, INC. AND SUBSIDIARIES
STATEMENTS OF COMPUTATION OF EARNINGS PER SHARE
<TABLE>
<CAPTION>
Six Months Ended June 30,
-------------------------
2000 1999
---- ----
(Thousands of Dollars)
<S> <C> <C>
BASIC
Net income $ 2,513 $ 462
========== ==========
Weighted average shares outstanding 9,967,844 9,946,992
========== ==========
Basic earnings per share $ .25 $ .05
========== ==========
DILUTED
Net income $ 2,513 $ 462
========== ==========
Weighted average number of shares used in calculating
basic earnings per share 9,967,844 9,946,992
ADD:
Dilutive impact of stock options 14,308 12,951
---------- ----------
Weighted average number of shares used in calculating
diluted earnings per share 9,982,152 9,959,943
========== ==========
Diluted earnings per share $ .25 $ .05
========== ==========
</TABLE>