General Information Party ID Party Name Party Classification Mailing Address Work Phone Email/Website 25133 LA Co DPW County Agency 900 South Fremont Avenue Alhambra, CA 91803-1331(+) null null Related Places Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date 783458 Mulholland Highway at Culvert Marker 15.47 Los Angeles 4 Dredge/Fill Site Owner 07/13/2012 null 236370 Lancaster Aquifer Storage Los Angeles 6B Facility Owner 11/17/1995 null 235793 La Co Waterworks Dist 40 Los Angeles 6B Water Treatment Plant Owner 08/08/2003 null Related Parties Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification 528104 Dale Sakamoto Person Legally Responsible Official 07/13/2012 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 386191 401 Certification 4 4WQC40109211 WQC 11/19/2010 for LA Co DPW Historical CERFILLEXC null 11/19/2010 11/19/2015 Discharger 07/13/2012 null 376449 Waiver 6V 6B199511001 RESOLUTION-CONDITIONAL WAIVER CO OF LA DPW LANCASTER AQUIFER STORAGE Historical WDR R6V-2010-0049 10/14/2010 10/15/2015 Discharger 10/13/2004 null 259720 Letter 6V null 6B199708003-LT971022 Historical WDR LT971022 null 10/22/1997 Discharger 10/22/1997 null 203990 Enrollee 6V 6B190308001 Enrollee 2003-0003-DWQ for La Co DPW 6B190308001 Active WDRNONMUNIPRCS 2003-0003-DWQ 08/26/2003 null Discharger 09/01/2005 null 146872 WDR 6V 6B199511001 WDR 96-007 for LA CO DPW Historical WDR 96-007 02/08/1996 10/12/2004 Discharger 02/08/1996 null 132921 Resolution 6V 6B199511001 RESOLUTION-CONDITIONAL WAIVER CO OF LA DPW LANCASTER AQUIFER STORAGE Historical WDR 04-043 10/13/2004 10/13/2009 Discharger 10/13/2004 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 403690 Oral Communication null Oral Com 11/17/2015 for LA Co DPW WDRNONMUNIPRCS 11/17/2015 Historical 252927 Staff Enforcement Letter UNKNOWN Enforcement - 6B199511001 WDR 06/15/2004 Historical 244223 Notice of Violation UNKNOWN Enforcement - 6B199511001 WDR 07/21/2000 Historical Regulatory Measures linked to Related Parties Reg. Measure ID Organization Regulatory Measure Type Program Effective Date Status