General Information Party ID Party Name Party Classification Mailing Address Work Phone Email/Website S637400 Tri Pointe Homes IE SD Inc Privately-Owned Business 1250 Corona Pointe Court Suite 600 Corona, CA 92879 null null Related Places Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date S924192 Canyon Hills Estates Riverside 8 Facility Discharger 08/08/2024 null S893135 Copper Sky Riverside 8 Facility Discharger 03/03/2021 null S878318 AMR Tract 31822 F Riverside 8 Facility Discharger 10/31/2016 null S891748 Ridgeline at Westridge Riverside 8 Facility Discharger 03/15/2021 null S899952 Green Valley Riverside 8 Facility Discharger 11/15/2021 null S812982 Canyon Hills Phases Six through Eight Riverside 8 Facility Discharger 10/10/2011 null S851516 Tierra Del Rey Avena Riverside 9 Facility Discharger 11/28/2016 null S885285 Terramor PA7 Riverside 8 Facility Discharger 08/25/2020 null S888034 Tournament Hills III Riverside 8 Facility Discharger 11/19/2020 null S920674 SCE Easement Landscaping and Dog Park Riverside 8 Facility Discharger 03/28/2024 null S857374 Tamarack PA-25 Riverside 9 Facility Discharger 07/17/2017 null S930881 Elevata Riverside 8 Facility Discharger 05/02/2025 null S820698 Sundance Riverside 8 Facility Discharger 12/20/2012 null S878319 Tract 37053 for PA 35 36 37 Riverside 9 Facility Discharger 11/21/2016 null S890538 Settlers Ridge Riverside 8 Facility Discharger 02/05/2021 null S896805 Echo Highlands Riverside 8 Facility Discharger 08/03/2021 null S924126 Meadowlark Tract 20473 San Bernardino 8 Facility Discharger 08/06/2024 null S901756 Lakeside Riverside 8 Facility Discharger 01/31/2022 null S621967 Tournament Hills Phase 2 Riverside 8 Facility Discharger 04/13/2005 null S852983 Menifee The Heights Banning Riverside 8 Facility Discharger 02/03/2017 null S873582 Westlake TM 33267 Riverside 8 Facility Discharger 06/17/2019 null S891415 TR 33145 Copper Skye Riverside 8 Facility Discharger 03/03/2021 null S861377 Braeburn Riverside 9 Facility Discharger 01/16/2018 null Related Parties Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification N/A Nick Lasher Contact Owner Contact null null null N/A Denise Williams Contact Owner Contact null null null N/A Michael Heishman Contact Owner Contact null null null N/A Michael Heishman Contact Owner Contact null null null N/A Robert Skands Contact Owner Contact null 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 S433618 Construction 8 8 33C365311 Notice Of Intent New Application Active CONSTW 2009-0009-DWQ 12/27/2012 null Discharger 12/20/2012 null S531806 Construction 8 8 33C392829 Notice Of Intent New Application Active CONSTW 2009-0009-DWQ 02/11/2021 null Discharger 02/05/2021 null S528680 Construction 8 8 33C392309 Notice Of Intent New Application Active CONSTW 2009-0009-DWQ 12/17/2020 null Discharger 11/19/2020 null S546202 Construction 8 8 33C396443 Notice Of Intent New Application Active CONSTW 2009-0009-DWQ 02/10/2022 null Discharger 01/31/2022 null S576007 Construction 8 8 36C404727 Notice Of Intent New Application Active CONSTW 2009-0009-DWQ 08/15/2024 null Discharger 08/06/2024 null S539729 Construction 8 8 33C394695 Notice Of Intent New Application Active CONSTW 2009-0009-DWQ 08/05/2021 null Discharger 08/03/2021 null S543796 Construction 8 8 33C395986 Notice Of Intent New Application Active CONSTW 2009-0009-DWQ 12/20/2021 null Discharger 11/15/2021 null S571784 Construction 8 8 33C403850 Notice Of Intent New Application Active CONSTW 2009-0009-DWQ 05/10/2024 null Discharger 03/28/2024 null S576087 Construction 8 8 33C404772 Notice Of Intent New Application Active CONSTW 2009-0009-DWQ 08/21/2024 null Discharger 08/08/2024 null S532902 Construction 8 8 33C393622 Notice Of Intent New Application Active CONSTW 2009-0009-DWQ 04/26/2021 null Discharger 03/03/2021 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 S453332 Notice of Violation null 8 33C392829 CONSTW 05/13/2024 Historical S453298 Notice of Violation null 8 33C365311 CONSTW 04/25/2024 Historical S453116 Notice of Violation null 8 33C365311 CONSTW 03/12/2024 Historical S444398 Verbal Communication null 8 33C392309 CONSTW 12/16/2021 Active S441787 Verbal Communication null 8 33C392829 CONSTW 10/15/2021 Historical S437645 1st Annual Report Notice of Non-Compliance null 8 33C365311 CONSTW 09/24/2020 Historical S437634 1st Annual Report Notice of Non-Compliance null 8 33C333575 CONSTW 09/24/2020 Historical S424930 Verbal Communication null 8 33C362205 CONSTW 10/21/2016 Active S423417 Verbal Communication null 8 33C362205 CONSTW 07/05/2016 Active S401120 Verbal Communication null 8 33C333575 CONSTW 02/01/2010 Active Regulatory Measures linked to Related Parties Reg. Measure ID Organization Regulatory Measure Type Program Effective Date Status