06/29/90: SYNOPSIS OF THE CASE: THE ODESSA CHROMIUM II SITE IS LOCATED WITHIN 200 ACRES OF RESIDENTIAL, COMMERCIAL AND INDUSTRIAL PROPERTIES AND FACILITIES IMMEDIATELY WEST OF THE ANDREW HIGHWAY JUST OUTSIDE THE NORTHWESTERN CITY LIMITS OF ODESSA, ECTOR COUNTY, TX. CURRENT INFORMATION INDICATES THAT TWO SEPARATE CONTAMINATE PLUMES ARE PRESENT AT THE WHICH HAVE NOT COMMINGLED. THOUGH THE WASTE IS IDENT ICAL, THE EVIDENCE DEMONSTRATES TWO SEPARATE SOURCES FOR THE CONTAMINATION. SEE FIGURE #2. BASED ON THE BOUNDARIES OF CHROMIUM GROUND WATER CONTAMINATION IN THE TRINITY AQUIFER, THE AFFECTED AREA IS BOUNDED APPROXIMATELY BY 57TH STREET ON THE NORTH, 50TH STREET ON THE SOUTH, ANDREWS HIGHWAY ON THE EAST AND A LINE WHICH EXTENDS FROM WASHINGTON STREET NORTH TO 57TH STREET AND SOUTH TO 50TH STREET.