General Information Party ID Party Name Party Classification Mailing Address Work Phone Email/Website 113495 Keith Hess null 67 Walnut Way Willow Creek, CA 95573 707-845-8435 keith@drwhess.com Related Places Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date 780627 Don Roberts Property Mendocino 1 Development Site, NEC Contact 05/17/2013 null Related Parties Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification 540082 Trinity Valley Consulting Engineers, Inc. Organization Employee 05/17/2013 null Privately-Owned Business 528602 DRW Environmental Consulting Organization Data Submitter 08/18/2011 null Privately-Owned Business 486495 Ontiveros & Associates Organization Facility Contact 09/24/2008 null Privately-Owned Business 25767 Leland Rock Logging Organization Facility Contact 08/08/2002 null Privately-Owned Business 19785 Hansen Sand & Gravel Organization Facility Contact 08/08/2002 null Privately-Owned Business 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 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 Regulatory Measures linked to Related Parties Reg. Measure ID Organization Regulatory Measure Type Program Effective Date Status 436583 Leland Rock Logging 401 Certification CERMINING 06/30/2020 Active 434739 Leland Rock Logging Enrollee - Waiver TH 06/18/2020 Active 406308 Leland Rock Logging Enrollee - WDR TH 05/23/2016 Active 401699 Leland Rock Logging 401 Certification CERMINING 06/09/2015 Historical 385468 Leland Rock Logging Enrollee - WDR TH 10/04/2013 Active 381545 Leland Rock Logging Enrollee - WDR TH 01/13/2012 Active 376916 Leland Rock Logging 401 Certification CERFILLEXC 09/15/2010 Historical 371687 Hansen Sand & Gravel 401 Certification CERFILLEXC 09/12/2002 Historical 370147 Leland Rock Logging Enrollee TH 01/28/2010 Historical 368286 Leland Rock Logging Enrollee TH 02/03/2010 Historical 352641 Ontiveros & Associates 401 Certification CERFILLEXC 12/23/2008 Historical 172514 Leland Rock Logging Enrollee - 401 Certification CERFILLEXC 09/01/2005 Historical 172513 Hansen Sand & Gravel Enrollee - 401 Certification CERFILLEXC 05/28/2009 Historical