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California Integrated Water Quality System Project (CIWQS)
   Party At-A-Glance Report

  
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General Information
Party ID Party Name Party Classification Mailing Address Work Phone Email/Website
639773 Adaoha Ollivierre 3737 Main Street Suite 500 Riverside, CA 92501 951-782-4380 Adaoha.Ollivierre@waterboards.ca.gov
  
  
  
  
Expand/Contract Related Places
Related Places
Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date
Total Related Places: 0
  
  
  
  
Expand/Contract Related Parties
Related Parties
Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification
137767 Santa Ana Regional Water Quality Control Board Organization Employee 06/01/2023 None Waterboard
Total Related Parties: 1
  
  
  
  
Expand/Contract Regulatory Measures
Regulatory Measures (non-enforcement)
Reg. Measure ID Regulatory Measure Type Region WDID Status Program Order No. RM Effective Date RM Termination Date Relationship Relationship Start Date Relationship End Date Amended?
Total Regulatory Measures: 0
  
  
  
  
Expand/Contract Violations
Violations within the past 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.
1143939 02/17/2025 OEV Total Coliform 7-Day Median limit is 23.0 MPN/100 mL and reported value was 33 M Violation None Report Western Hills WWRF 144369 99-054 Y
1143942 01/02/2025 OEV Total Coliform 7-Day Median limit is 23.0 MPN/100 mL and reported value was 33 M Violation None Report Western Hills WWRF 144369 99-054 Y
1144122 10/30/2024 OEV Total Coliform 7-Day Median limit is 23 MPN/100 mL and reported value was 31 MPN Violation None Report Western Hills WWRF 144369 99-054 Y
1144123 10/29/2024 OEV Total Coliform 7-Day Median limit is 23 MPN/100 mL and reported value was 31 MPN Violation None Report Western Hills WWRF 144369 99-054 Y
1144184 04/16/2025 OEV Total Coliform 7-Day Median limit is 23 MPN/100 mL and reported value was 46 MPN Violation None Report Western Hills WWRF 144369 99-054 Y
1143949 01/14/2025 OEV Total Coliform 7-Day Median limit is 23.0 MPN/100 mL and reported value was 920. Violation None Report Western Hills WWRF 144369 99-054 Y
1143978 02/24/2025 Order Conditions Freeboard Instantaneous Minimum limit is 18 inches and reported value was 0.0 in Violation None Report Western Hills WWRF 144369 99-054 Y
1144176 03/21/2025 OEV Total Coliform 7-Day Median limit is 23 MPN/100 mL and reported value was 220 MP Violation None Report Western Hills WWRF 144369 99-054 Y
1144179 03/18/2025 OEV Total Coliform 7-Day Median limit is 23 MPN/100 mL and reported value was 220 MP Violation None Report Western Hills WWRF 144369 99-054 Y
1143943 01/03/2025 OEV Total Coliform 7-Day Median limit is 23.0 MPN/100 mL and reported value was 33 M Violation None Report Western Hills WWRF 144369 99-054 Y
1143952 01/22/2025 OEV Total Coliform 7-Day Median limit is 23.0 MPN/100 mL and reported value was 240. Violation None Report Western Hills WWRF 144369 99-054 Y
1143956 01/30/2025 OEV Total Coliform 7-Day Median limit is 23.0 MPN/100 mL and reported value was 220. Violation None Report Western Hills WWRF 144369 99-054 Y
1144124 10/28/2024 OEV Total Coliform 7-Day Median limit is 23 MPN/100 mL and reported value was 31 MPN Violation None Report Western Hills WWRF 144369 99-054 Y
1144125 10/25/2024 OEV Total Coliform 7-Day Median limit is 23 MPN/100 mL and reported value was 31 MPN Violation None Report Western Hills WWRF 144369 99-054 Y
1144181 04/18/2025 OEV Total Coliform 7-Day Median limit is 23 MPN/100 mL and reported value was 46 MPN Violation None Report Western Hills WWRF 144369 99-054 Y
1144120 11/01/2024 OEV Total Coliform 7-Day Median limit is 23 MPN/100 mL and reported value was 79 MPN Violation None Report Western Hills WWRF 144369 99-054 Y
1144150 09/12/2024 OEV Total Coliform 7-Day Median limit is 23 MPN/100 mL and reported value was 240 MP Violation None Report Western Hills WWRF 144369 99-054 Y
1144177 03/20/2025 OEV Total Coliform 7-Day Median limit is 23 MPN/100 mL and reported value was 220 MP Violation None Report Western Hills WWRF 144369 99-054 Y
1143940 02/18/2025 OEV Total Coliform 7-Day Median limit is 23   and reported value was 33  . Violation None Report Western Hills WWRF 144369 99-054 Y
1143941 02/19/2025 OEV Total Coliform 7-Day Median limit is 23 MPN/100 mL and reported value was 33 MPN Violation None Report Western Hills WWRF 144369 99-054 Y
1143945 01/07/2025 OEV Total Coliform 7-Day Median limit is 23.0 MPN/100 mL and reported value was 220. Violation None Report Western Hills WWRF 144369 99-054 Y
1143948 01/13/2025 OEV Total Coliform 7-Day Median limit is 23.0 MPN/100 mL and reported value was 220. Violation None Report Western Hills WWRF 144369 99-054 Y
1144149 09/13/2024 OEV Total Coliform 7-Day Median limit is 23 MPN/100 mL and reported value was 240 MP Violation None Report Western Hills WWRF 144369 99-054 Y
1144174 03/24/2025 OEV Total Coliform 7-Day Median limit is 23.0 MPN/100 mL and reported value was 79 M Violation None Report Western Hills WWRF 144369 99-054 Y
1143950 01/15/2025 OEV Total Coliform 7-Day Median limit is 23.0 MPN/100 mL and reported value was 920. Violation None Report Western Hills WWRF 144369 99-054 Y
1143954 01/28/2025 OEV Total Coliform 7-Day Median limit is 23.0 MPN/100 mL and reported value was 79.0 Violation None Report Western Hills WWRF 144369 99-054 Y
1144119 11/04/2024 OEV Total Coliform 7-Day Median limit is 23 MPN/100 mL and reported value was 79 MPN Violation None Report Western Hills WWRF 144369 99-054 Y
1144126 10/25/2024 OEV Total Coliform 7-Day Median limit is 23 MPN/100 mL and reported value was 31 MPN Violation None Report Western Hills WWRF 144369 99-054 Y
1144152 09/10/2024 OEV Total Coliform 7-Day Median limit is 23 MPN/100 mL and reported value was 170 MP Violation None Report Western Hills WWRF 144369 99-054 Y
1144182 04/17/2025 OEV Total Coliform 7-Day Median limit is 23 MPN/100 mL and reported value was 46 MPN Violation None Report Western Hills WWRF 144369 99-054 Y
1143944 01/06/2025 OEV Total Coliform 7-Day Median limit is 23.0 MPN/100 mL and reported value was 120. Violation None Report Western Hills WWRF 144369 99-054 Y
1143946 01/08/2025 OEV Total Coliform 7-Day Median limit is 23.0 MPN/100 mL and reported value was 220. Violation None Report Western Hills WWRF 144369 99-054 Y
1143957 01/31/2025 OEV Total Coliform 7-Day Median limit is 23.0 MPN/100 mL and reported value was 79.0 Violation None Report Western Hills WWRF 144369 99-054 Y
1144117 11/06/2024 OEV Total Coliform 7-Day Median limit is 23 MPN/100 mL and reported value was 130 MP Violation None Report Western Hills WWRF 144369 99-054 Y
1144118 11/05/2024 OEV Total Coliform 7-Day Median limit is 23 MPN/100 mL and reported value was 130 MP Violation None Report Western Hills WWRF 144369 99-054 Y
1144148 09/16/2024 OEV Total Coliform 7-Day Median limit is 23 MPN/100 mL and reported value was 240 MP Violation None Report Western Hills WWRF 144369 99-054 Y
1144154 09/06/2024 OEV Total Coliform 7-Day Median limit is 23 MPN/100 mL and reported value was 170 MP Violation None Report Western Hills WWRF 144369 99-054 Y
1144178 03/19/2025 OEV Total Coliform 7-Day Median limit is 23 MPN/100 mL and reported value was 220 MP Violation None Report Western Hills WWRF 144369 99-054 Y
1143947 01/10/2025 OEV Total Coliform 7-Day Median limit is 23.0 MPN/100 mL and reported value was 240. Violation None Report Western Hills WWRF 144369 99-054 Y
1143951 01/16/2025 OEV Total Coliform 7-Day Median limit is 23.0 MPN/100 mL and reported value was 350. Violation None Report Western Hills WWRF 144369 99-054 Y
1143953 01/24/2025 OEV Total Coliform 7-Day Median limit is 23.0 MPN/100 mL and reported value was 220. Violation None Report Western Hills WWRF 144369 99-054 Y
1143955 01/29/2025 OEV Total Coliform 7-Day Median limit is 23.0 MPN/100 mL and reported value was 220. Violation None Report Western Hills WWRF 144369 99-054 Y
1144121 10/31/2024 OEV Total Coliform 7-Day Median limit is 23 MPN/100 mL and reported value was 31 MPN Violation None Report Western Hills WWRF 144369 99-054 Y
1144127 10/24/2024 OEV Total Coliform 7-Day Median limit is 23 MPN/100 mL and reported value was 31 MPN Violation None Report Western Hills WWRF 144369 99-054 Y
1144151 09/11/2024 OEV Total Coliform 7-Day Median limit is 23 MPN/100 mL and reported value was 240 MP Violation None Report Western Hills WWRF 144369 99-054 Y
1144153 09/09/2024 OEV Total Coliform 7-Day Median limit is 23 MPN/100 mL and reported value was 170 MP Violation None Report Western Hills WWRF 144369 99-054 Y
1144180 03/17/2025 OEV Total Coliform 7-Day Median limit is 23 MPN/100 mL and reported value was 94 MPN Violation None Report Western Hills WWRF 144369 99-054 Y
1135616 10/15/2024 CAT1 Sulfide, Total (as S) Daily Maximum limit is 0.4 mg/L and reported value was 0.5 Violation None Report Dewatering,General Motors LLC 425425 R8-2020-0006 N
1135617 10/15/2024 CAT1 Total Suspended Solids (TSS) Daily Maximum limit is 75 mg/L and reported value w Violation None Report Dewatering,General Motors LLC 425425 R8-2020-0006 N
1135615 10/15/2024 OEV TPH as Kerosene Daily Maximum limit is 0.1 mg/L and reported value was 0.21 mg/L Violation None Report Dewatering,General Motors LLC 425425 R8-2020-0006 N
1136533 11/10/2024 Sanitary Sewer Overflow/Spill/ Type: Category 1 Spill; Pump Station Failure - Controls,Other (specify below) ca Violation None SSO Beaumont City CS 300636 2022-0103-DWQ N
1131620 07/31/2024 OEV TPH as Kerosene Daily Maximum limit is 0.1 mg/L and reported value was 0.420 mg/ Violation None Report Dewatering,General Motors LLC 425425 R8-2020-0006 N
1136408 11/10/2024 Sanitary Sewer Overflow/Spill/ Type: Category 1 Spill; Other (specify below),Pump Station Failure - Controls ca Violation None SSO Beaumont City CS 300636 2022-0103-DWQ N
1141335 03/02/2025 Sanitary Sewer Overflow/Spill/ Type: Category 1 Spill; Other (specify below) caused 61200 gallons of sewage to Violation None SSO Beaumont City CS 300636 2022-0103-DWQ N
1131618 07/31/2024 CAT1 Total Suspended Solids (TSS) Daily Maximum limit is 75 mg/L and reported value w Violation None Report Dewatering,General Motors LLC 425425 R8-2020-0006 N
1137429 12/04/2024 Sanitary Sewer Overflow/Spill/ Type: Category 1 Spill; Other (specify below),Vandalism (specify below) caused 1 Violation None SSO Beaumont City CS 300636 2022-0103-DWQ N
1144037 12/31/2024 OEV Total Coliform 7-Day Median limit is 23 MPN/100 mL and reported value was 33 MPN Violation N Report Western Hills WWRF 144369 99-054 Y
1144046 11/06/2024 OEV Total Coliform 7-Day Median limit is 23 MPN/100 mL and reported value was 130 MP Violation N Report Western Hills WWRF 144369 99-054 Y
1144042 11/08/2024 OEV Total Coliform 7-Day Median limit is 23 MPN/100 mL and reported value was 130 MP Violation N Report Western Hills WWRF 144369 99-054 Y
1144043 11/07/2024 OEV Total Coliform 7-Day Median limit is 23 MPN/100 mL and reported value was 130 MP Violation N Report Western Hills WWRF 144369 99-054 Y
1138483 11/13/2024 Surface Water On November 13, 2024, the Chino Creek temperature was 28.4 degrees Celsius above Violation N eSMR IEUA Regional Plant No. 5 448253 R8-2022-0041 N
1144038 11/11/2024 OEV Total Coliform 7-Day Median limit is 23 MPN/100 mL and reported value was 49 MPN Violation N Report Western Hills WWRF 144369 99-054 Y
1141489 01/15/2025 OEV TPH as Kerosene Daily Maximum limit is 0.1 mg/L and reported value was 0.18 mg/L Violation N Report Dewatering,General Motors LLC 425425 R8-2020-0006 N
1138484 11/22/2024 Surface Water On November 22, 2024, the Chino Creek temperature was 28.5 degrees Celsius above Violation N eSMR IEUA Regional Plant No. 5 448253 R8-2022-0041 N
1143977 01/16/2025 OEV Total Coliform Not to exceed a specific limit in any two consecutive samples lim Violation N Report Western Hills WWRF 144369 99-054 Y
Report defaults to display violations within the last year. Click here to see last five years of violations. Refer to the Interactive Violation Report for more data.
Total Violations: 65
*Click the "(+/-) Violation Description" link to expand and contract the violation description.
  
  
  
  
Expand/Contract Enforcement Actions
Enforcement Actions
Enforcement ID Enforcement Type Enf. Order No. Title Program Effective Date Status
Total Enforcement Actions: 0
  
  
  
  
Expand/Contract Enforcement Actions
Regulatory Measures linked to Related Parties
Reg. Measure ID Organization Regulatory Measure Type Program Effective Date Status
Total Regulatory Measures linked to Related Parties: 0
  
  
The current report was generated with data as of: 07/04/2025
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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