General Information Party ID Party Name Party Classification Mailing Address Work Phone Email/Website 48029 URS Corporation Privately-Owned Business 2020 East First Street Santa Ana, CA 92705 null null Related Places Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date 779430 Rider Street Storm Drain Project Riverside 8 Dredge/Fill Site Owner 04/03/2012 null 223352 Former Eaton Westlake Facility Los Angeles 4 Groundwater Cleanup Site Operator 08/11/2003 null Related Parties Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification 532661 Greg Hoisington Person Legally Responsible Official 04/03/2012 null null Regulatory Measures(non-enforcement) Reg. Measure ID Regulatory Measure Type Region WDID Title Status Program Order No. RM Effective Date RM Termination Date Relationship Relationship Start Date Relationship End Date 193124 Enrollee 4 4A567500013 Enrollee- GW from Const Dewat for URS Corporation Historical NPDNONMUNIPRCS R4-2003-0111 01/08/2004 12/23/2008 Discharger 09/01/2005 null Violations within the past calendar year Violation ID Occurrence Date Violation Type Violation Description Violation Status Priority Source Facility Name Violated Reg. Meas. ID Violated Reg. Meas. Order No. Linked To Enf. Enforcement Actions Enforcement ID Enforcement Type Enf. Order No. Title Program Effective Date Status 377858 Staff Enforcement Letter null SEL 09/21/2010 DISCHSW 09/21/2010 Historical 377854 Staff Enforcement Letter null SEL 09/10/2010 DISCHSW 09/10/2010 Historical Regulatory Measures linked to Related Parties Reg. Measure ID Organization Regulatory Measure Type Program Effective Date Status