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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
595431 Paul Wadding 11020 Sun Center Drive 200 Rancho Cordova, CA 95670 916-464-4826 Paul.Wadding@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
137762 Central Valley Regional Water Quality Control Board, Sacramento Office Organization Employee 03/04/2019 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.
1140071 02/02/2025 Late Report Semi-Annual SMR ( MONNPDES ) report for H2 2024 (2841871) was due on 01-FEB-25 Violation None Report Lincoln City WWTF 456827 R5-2024-0024 N
1145101 04/07/2025 Groundwater Groundwater pH was below the groundwater quality goal at MW-4. Violation N eSMR Lincoln City WWTF 456827 R5-2024-0024 N
1145100 04/07/2025 Groundwater Groundwater pH was below the groundwater quality goal at MW-2. Violation N eSMR Lincoln City WWTF 456827 R5-2024-0024 N
1146068 08/02/2025 Late Report Semi-Annual SMR ( MONNPDES ) report for H1 2025 (2841872) was due on 01-AUG-25 Violation None Report Lincoln City WWTF 456827 R5-2024-0024 N
1145099 04/07/2025 Groundwater Groundwater pH was below the groundwater water quality goal at MW-5. Violation N eSMR Lincoln City WWTF 456827 R5-2024-0024 N
1145102 04/07/2025 Groundwater MW-3 had a total manganese and pH low, water quality goal exceedance. Violation N eSMR Lincoln City WWTF 456827 R5-2024-0024 N
1145103 04/07/2025 Groundwater MW-1 exceeded its groundwater quality goal for total coliform had a pH value low Violation N eSMR Lincoln City WWTF 456827 R5-2024-0024 N
1140613 01/28/2025 Deficient Monitoring Contract lab failed to perform the nitrate analysis within the required hold tim Violation N eSMR Lincoln City WWTF 456827 R5-2024-0024 Y
1147940 08/05/2025 CAT2 Bis (2-Ethylhexyl) Phthalate Weekly Average limit is 5 ug/L and reported value w Violation N eSMR Auburn WWTP 448871 R5-2023-0025 Y
1147939 08/05/2025 CAT2 Bis (2-Ethylhexyl) Phthalate Monthly Average limit is 1.8 ug/L and reported valu Violation N eSMR Auburn WWTP 448871 R5-2023-0025 Y
1148360 09/10/2025 OEV Total Coliform 7-Day Median limit is 2.2 MPN/100 mL and reported value was 4.5 M Violation N eSMR Nevada City WWTP 448476 R5-2022-0039 N
1148361 09/11/2025 OEV Total Coliform 7-Day Median limit is 2.2 MPN/100 mL and reported value was 4.5 M Violation N eSMR Nevada City WWTP 448476 R5-2022-0039 N
1145662 04/26/2025 Deficient Monitoring Weekly monitoring for dissolved oxygen, pH, and temperature was not performed fo Violation N Report Sterling Caviar LLC, Elverta 447011 R5-2022-0005 Y
1143712 04/09/2025 CAT2 Zinc, Total Recoverable Monthly Average limit is 30 ug/L and reported value was Violation N eSMR Donner Summit PUD WWTP 443214 R5-2021-0023 Y
1140600 01/31/2025 CAT2 Zinc, Total Monthly Average limit is 30 ug/L and reported value was 56 ug/L at E Violation N eSMR Donner Summit PUD WWTP 443214 R5-2021-0023 Y
1136547 10/31/2024 CAT1 Nitrite Plus Nitrate (as N) Monthly Average (Mean) limit is 10 mg/L and reported Violation N eSMR Cascade Shores WWTP 442921 R5-2023-0025 Y
1143384 02/19/2025 CTOX Chronic Toxicity-C.dubia-Reproduction 3-Sample Median limit is 25 % effect and r Violation N eSMR UC Davis Main WWTP 442761 R5-2021-0007 Y
1143348 05/02/2025 Late Report Quarterly SMR ( MONNPDES ) report for Q1 2025 (2463142) was due on 01-MAY-25 Violation None Report UC Davis Main WWTP 442761 R5-2021-0007 Y
1139631 12/31/2024 CTOX Chronic Toxicity 3-Sample Median limit is 25 % effect and reported value was 46 Violation N eSMR UC Davis Main WWTP 442761 R5-2021-0007 Y
1144379 05/27/2025 OEV Total Coliform 7-Day Median limit is 2.2 MPN/100 mL and reported value was 3.3 M Violation N eSMR UC Davis Main WWTP 442761 R5-2021-0007 Y
1148313 09/03/2025 CAT1 Ammonia, Total (as N) Weekly Average limit is 2.7 mg/L and reported value was 4. Violation N eSMR Thunder Valley Casino WWTP 442169 R5-2023-0025 N
1148312 09/30/2025 CAT1 Ammonia, Total (as N) Monthly Average limit is 1.3 mg/L and reported value was 2 Violation N eSMR Thunder Valley Casino WWTP 442169 R5-2023-0025 N
1148314 09/10/2025 CAT1 Ammonia, Total (as N) Weekly Average limit is 2.7 mg/L and reported value was 6. Violation N eSMR Thunder Valley Casino WWTP 442169 R5-2023-0025 N
1142106 02/04/2025 Unauthorized Discharge the Pioneer Reservoir on 04 February 2025. The lapse sodium bisulfite dosing lik Violation N Report Sac City Combined WW Collection/TRT Sys 440651 R5-2020-0039 Y
1141696 02/04/2025 Surface Water During Event #3, the turbidity increased from the upstream receiving water locat Violation N eSMR Sac City Combined WW Collection/TRT Sys 440651 R5-2020-0039 Y
1138442 11/22/2024 Surface Water Receiving Water Violation: During Event #1, the turbidity increased from the ups Violation N eSMR Sac City Combined WW Collection/TRT Sys 440651 R5-2020-0039 Y
1138267 11/07/2024 Order Conditions Turbidity instantaneous maximum limit is 0.5 NTU and reporting value was 0.580 a Violation N eSMR Lake of the Pines WWTP 439955 R5-2023-0025 Y
1140605 01/09/2025 Order Conditions Turbidity instantaneous maximum limit is 0.500 NTU & the reporting value was 0.5 Violation N eSMR Lake of the Pines WWTP 439955 R5-2023-0025 Y
1140604 01/21/2025 Order Conditions Turbidity exceeded 0.2 NTU for 106 minutes on 1/21 where the limit is no greater Violation N eSMR Lake of the Pines WWTP 439955 R5-2023-0025 Y
1145198 06/03/2025 Order Conditions Turbidity instantaneous maximum limit is 0.500 NTU and the reporting value was 0 Violation N eSMR Lake of the Pines WWTP 439955 R5-2023-0025 N
1145221 06/25/2025 Surface Water On June 25, 2025, Receiving Stream natural temperature was measured to have incr Violation N eSMR Lake Wildwood WWTP 439953 R5-2023-0025 N
1141741 02/26/2025 Deficient Monitoring The Discharger stated the total coliform samples collected on 25 and 26 February Violation N eSMR Woodland Water Pollution Control Facility 438341 R5-2020-0015 Y
1141740 02/25/2025 Deficient Monitoring The Discharger stated the total coliform samples collected on 25 and 26 February Violation N eSMR Woodland Water Pollution Control Facility 438341 R5-2020-0015 Y
1147958 06/05/2025 OEV Total Coliform 7-Day Median limit is 2.2 MPN/100 mL and reported value was 7.8 M Violation N eSMR Woodland Water Pollution Control Facility 438341 R5-2020-0015 Y
1147959 06/04/2025 OEV Total Coliform 7-Day Median limit is 2.2 MPN/100 mL and reported value was 6.8 M Violation N eSMR Woodland Water Pollution Control Facility 438341 R5-2020-0015 Y
1147957 06/12/2025 Deficient Monitoring A total coliform result was not reported on 06/12/2025. The Discharger stated th Violation N eSMR Woodland Water Pollution Control Facility 438341 R5-2020-0015 Y
1146070 08/02/2025 Late Report Semi-Annual SMR ( MONNPDES ) report for H1 2025 (2938042) was due on 01-AUG-25 Violation None Report Deuel Vocational Institution 432991 R5-2019-0047 N
1139034 01/02/2025 Late Report Monthly SMR ( MONNPDES ) report for November 2024 (2896185) was due on 01-JAN-25 Violation None Report Deuel Vocational Institution 432991 R5-2019-0047 N
1146071 08/02/2025 Late Report Quarterly SMR ( MONNPDES ) report for Q2 2025 (2938040) was due on 01-AUG-25 Violation None Report Deuel Vocational Institution 432991 R5-2019-0047 N
1144001 06/02/2025 Late Report Monthly SMR ( MONNPDES ) report for April 2025 (2953404) was due on 01-JUN-25 Violation None Report Deuel Vocational Institution 432991 R5-2019-0047 N
1145897 07/05/2025 Deficient Monitoring Final Effluent Total Suspended Solids(TSS) Analysis was not performed for the we Violation N eSMR Pleasant Grove WWTP 432817 R5-2023-0025 Y
1145162 04/02/2025 Order Conditions Temperature Difference Between Sample and Upstream Instantaneous Maximum limit i Violation N eSMR Empire Mine State Historic Park 413314 R5-2022-0006-02 N
1142810 02/04/2025 CAT1 Manganese, Total Monthly Average limit is 80 ug/L and reported value was 100 ug/ Violation N eSMR Empire Mine State Historic Park 413314 R5-2022-0006-02 N
1142334 02/06/2025 Sanitary Sewer Overflow/Spill/ Type: Category 1 Spill; Fats, Oil and Grease (FOG) caused 8900 gallons of sewage Violation None SSO City of Stockton MUD CS 318618 2022-0103-DWQ N
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: 44
*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
462913 Central Valley Regional Water Quality Control Board, Sacramento Office Resolution IRRIALLOTH 10/10/2025 Historical
448363 Central Valley Regional Water Quality Control Board, Sacramento Office Resolution PLNBPP 06/10/2022 Historical
402503 Central Valley Regional Water Quality Control Board, Sacramento Office Resolution PLNBPP 07/09/2004 Historical
Total Regulatory Measures linked to Related Parties: 3
  
  
The current report was generated with data as of: 10/24/2025
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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