| 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. |
| 1147728 |
06/16/2025 |
Late Report |
[73 violations] Failure to submit monthly monitoring reports from March 2019 to |
Violation |
N |
Report |
Centrally Grown, Inc. - Small Onsite Treatment System |
388398 |
97-010-DWQ |
Y |
| 1139275 |
12/31/2024 |
CAT1 |
Nitrogen, Total (as N) Instantaneous Minimum limit is 50.0 % and reported value |
Violation |
N |
Report |
Canyon Crest |
450587 |
2014-0153-DWQ |
N |
| 1143784 |
04/11/2025 |
OEV |
Total Coliform Single Sample Maximum limit is 240 MPN/100 mL and reported value |
Violation |
N |
Report |
Country Club Estates ? SLO Co CSA-18 |
132350 |
2003-0004 |
Y |
| 1144622 |
01/01/2025 |
Groundwater |
Total Dissolved Solids (TDS) 25-Month Rolling Median limit in groundwater is 500 |
Violation |
N |
Report |
San Miguelito Wild Cherry Canyon |
456631 |
R3-2020-0020 |
N |
| 1143783 |
04/09/2025 |
CAT1 |
Chloride Instantaneous Maximum limit is 232 mg/L and reported value was 282 mg/L |
Violation |
N |
Report |
Country Club Estates ? SLO Co CSA-18 |
132350 |
2003-0004 |
N |
| 1148517 |
05/01/2025 |
Late Report |
Failure to submit quarterly monitoring report for Q1 2025. |
Violation |
N |
Report |
Arroyo Grande Mushroom Farm |
147433 |
92-069 |
Y |
| 1145302 |
06/25/2025 |
OEV |
Total Coliform Seven Sample Median limit is 23 MPN/100 mL and reported value was |
Violation |
N |
Report |
Country Club Estates ? SLO Co CSA-18 |
132350 |
2003-0004 |
Y |
| 1147907 |
03/02/2025 |
Late Report |
Failure to submit annual report for 2024. |
Violation |
N |
Report |
VINEYARD ELEMENTARY SCHOOL Onsite WW Treatment System |
433596 |
2014-0153-DWQ |
Y |
| 1147920 |
04/02/2025 |
Late Report |
Failure to submit annual report for 2024. |
Violation |
N |
Report |
Cypress Ridge Golf Course (User) |
453672 |
2016-0068-DDW |
Y |
| 1147752 |
03/02/2025 |
Late Report |
Failure to submit quarterly monitoring report for Q4 2024. |
Violation |
N |
Report |
Cerro Avila-Tract 3117 |
446973 |
2014-0153-DWQ |
Y |
| 1143782 |
04/09/2025 |
CAT1 |
Sodium, Total Instantaneous Maximum limit is 249 mg/L and reported value was 300 |
Violation |
N |
Report |
Country Club Estates ? SLO Co CSA-18 |
132350 |
2003-0004 |
N |
| 1145315 |
07/16/2025 |
OEV |
Total Coliform Single Sample Maximum limit is 240.0 MPN/100 mL and reported valu |
Violation |
None |
Report |
Country Club Estates ? SLO Co CSA-18 |
132350 |
2003-0004 |
Y |
| 1145317 |
07/26/2025 |
OEV |
Total Coliform Single Sample Maximum limit is 240.0 MPN/100 mL and reported valu |
Violation |
None |
Report |
Country Club Estates ? SLO Co CSA-18 |
132350 |
2003-0004 |
Y |
| 1147844 |
03/02/2025 |
Late Report |
Failure to submit annual report for 2024. |
Violation |
None |
Report |
Paso Robles Athletic Club |
433600 |
2014-0153-DWQ |
Y |
| 1147904 |
03/02/2025 |
Late Report |
Failure to submit annual report for 2024. |
Violation |
None |
Report |
Shandon Roadside Rest Area |
423607 |
2014-0153-DWQ |
Y |
| 1148492 |
08/03/2025 |
OEV |
Dissolved Oxygen Instantaneous Minimum limit is 1.0 mg/L and reported value was |
Violation |
None |
Report |
Courtside Cellars |
148510 |
01-115 |
N |
| 1148518 |
07/31/2025 |
Late Report |
Failure to submit monitoring report for Q2 2025. |
Violation |
None |
Report |
Arroyo Grande Mushroom Farm |
147433 |
92-069 |
Y |
| 1145095 |
02/02/2025 |
Deficient Reporting |
Failure to submit complete quarterly self-monitoring report. |
Violation |
None |
Report |
Atascadero State Hospital |
445161 |
R3-2020-0020 |
Y |
| 1145313 |
06/28/2025 |
OEV |
Total Coliform Single Sample Maximum limit is 240.0 MPN/100 mL and reported valu |
Violation |
None |
Report |
Country Club Estates ? SLO Co CSA-18 |
132350 |
2003-0004 |
Y |
| 1145314 |
07/15/2025 |
OEV |
Total Coliform Single Sample Maximum limit is 240.0 MPN/100 mL and reported valu |
Violation |
None |
Report |
Country Club Estates ? SLO Co CSA-18 |
132350 |
2003-0004 |
Y |
| 1145904 |
05/08/2025 |
OEV |
Dissolved Oxygen Instantaneous Minimum limit is 1.0 mg/L and reported value was |
Violation |
None |
Report |
Courtside Cellars |
148510 |
01-115 |
N |
| 1146954 |
08/26/2025 |
Order Conditions |
Freeboard Daily Minimum limit is 2.0 feet and reported value was 1.90 feet in Po |
Violation |
None |
Report |
San Miguel SD WWTP |
455272 |
R3-2020-0020 |
N |
| 1146955 |
08/26/2025 |
Order Conditions |
Freeboard Daily Minimum limit is 2.0 feet and reported value was 1.75 feet in Pe |
Violation |
None |
Report |
San Miguel SD WWTP |
455272 |
R3-2020-0020 |
N |
| 1147107 |
07/09/2025 |
Deficient Monitoring |
Daily effluent settleable solids sample not collected due to a coverage oversigh |
Violation |
None |
Report |
Woodlands Mutual Water Company |
422799 |
R3-2018-0002 |
N |
| 1143576 |
01/10/2025 |
Order Conditions |
Freeboard Daily Minimum limit is 2.0 feet and reported value was 1.83 feet in Po |
Violation |
None |
Report |
San Miguel SD WWTP |
455272 |
R3-2020-0020 |
N |
| 1143577 |
02/06/2025 |
Order Conditions |
Freeboard Daily Minimum limit is 2.0 feet and reported value was 1.83 feet in Po |
Violation |
None |
Report |
San Miguel SD WWTP |
455272 |
R3-2020-0020 |
N |
| 1143579 |
01/30/2025 |
Order Conditions |
Freeboard Daily Minimum limit is 2.0 feet and reported value was 1.83 feet in Pe |
Violation |
None |
Report |
San Miguel SD WWTP |
455272 |
R3-2020-0020 |
N |
| 1144090 |
05/14/2025 |
CAT1 |
Chloride Instantaneous Maximum limit is 232 mg/L and reported value was 282 mg/L |
Violation |
None |
Report |
Country Club Estates ? SLO Co CSA-18 |
132350 |
2003-0004 |
N |
| 1144091 |
05/14/2025 |
CAT1 |
Sodium, Total Instantaneous Maximum limit is 249.0 mg/L and reported value was 2 |
Violation |
None |
Report |
Country Club Estates ? SLO Co CSA-18 |
132350 |
2003-0004 |
N |
| 1145073 |
03/15/2025 |
Unauthorized Discharge |
Violation of WDR Section III, Prohibitions, Item 2, prohibiting the discharge of |
Violation |
None |
Report |
Atascadero State Hospital |
445161 |
R3-2020-0020 |
Y |
| 1145090 |
03/15/2025 |
Order Conditions |
Violation of Section VI, Provisions, Subsection B, Item 1, requirement to comply |
Violation |
None |
Report |
Atascadero State Hospital |
445161 |
R3-2020-0020 |
Y |
| 1145304 |
06/27/2025 |
OEV |
Total Coliform Seven Sample Median limit is 23.0 MPN/100 mL and reported value w |
Violation |
None |
Report |
Country Club Estates ? SLO Co CSA-18 |
132350 |
2003-0004 |
Y |
| 1146083 |
02/19/2025 |
OEV |
pH Maximum Daily (MDEL) limit is 8.4 SU and reported value was 10.19 SU. |
Violation |
None |
Report |
San Miguelito Wild Cherry Canyon |
456631 |
R3-2020-0020 |
N |
| 1146905 |
04/01/2025 |
Order Conditions |
Freeboard Daily Minimum limit is 2.0 feet and reported value ranged from 1.80-1. |
Violation |
None |
Report |
San Miguel SD WWTP |
455272 |
R3-2020-0020 |
N |
| 1148303 |
08/13/2025 |
CAT1 |
Sodium, Total Instantaneous Maximum limit is 249.0 mg/L and reported value was 3 |
Violation |
None |
Report |
Country Club Estates ? SLO Co CSA-18 |
132350 |
2003-0004 |
N |
| 1148636 |
05/01/2025 |
Late Report |
Failure to submit quarterly monitoring report for Q1 2025. |
Violation |
None |
Report |
Meadowbrook WWTF (Templeton CSD) |
326031 |
R3-2007-0029 |
Y |
| 1144924 |
06/30/2025 |
CAT1 |
Nitrogen, Total (as N) Instantaneous Minimum limit is 50.0 % and reported value |
Violation |
None |
Report |
Canyon Crest |
450587 |
2014-0153-DWQ |
N |
| 1145078 |
03/23/2025 |
Order Conditions |
Violation of WDR Section III, Prohibitions, Item 5, prohibiting the bypass of tr |
Violation |
None |
Report |
Atascadero State Hospital |
445161 |
R3-2020-0020 |
Y |
| 1145312 |
06/25/2025 |
OEV |
Total Coliform Single Sample Maximum limit is 240.0 MPN/100 mL and reported valu |
Violation |
None |
Report |
Country Club Estates ? SLO Co CSA-18 |
132350 |
2003-0004 |
Y |
| 1145306 |
06/29/2025 |
OEV |
Total Coliform Seven Sample Median limit is 23.0 MPN/100 mL and reported value w |
Violation |
None |
Report |
Country Club Estates ? SLO Co CSA-18 |
132350 |
2003-0004 |
Y |
| 1145307 |
06/30/2025 |
OEV |
Total Coliform Seven Sample Median limit is 23.0 MPN/100 mL and reported value w |
Violation |
None |
Report |
Country Club Estates ? SLO Co CSA-18 |
132350 |
2003-0004 |
Y |
| 1146777 |
07/09/2025 |
CAT1 |
Sodium, Total Instantaneous Maximum limit is 249.0 mg/L and reported value was 3 |
Violation |
None |
Report |
Country Club Estates ? SLO Co CSA-18 |
132350 |
2003-0004 |
N |
| 1147729 |
01/16/2025 |
Late Report |
[6 violations] Failure to submit annual monitoring reports for 2019 to 2024. |
Violation |
None |
Report |
Centrally Grown, Inc. - Small Onsite Treatment System |
388398 |
97-010-DWQ |
Y |
| 1147754 |
09/01/2025 |
Late Report |
Failure to submit quarterly monitoring report for Q2 2025. |
Violation |
None |
Report |
Cerro Avila-Tract 3117 |
446973 |
2014-0153-DWQ |
Y |
| 1147854 |
03/02/2025 |
Late Report |
Failure to submit annual report for 2024. |
Violation |
None |
Report |
Post Mile R5.3 Southbound Safety Roadside Rest Area |
437672 |
2014-0153-DWQ |
Y |
| 1143578 |
01/15/2025 |
Order Conditions |
Freeboard Daily Minimum limit is 2.0 feet and reported value was 1.50 feet in Pe |
Violation |
None |
Report |
San Miguel SD WWTP |
455272 |
R3-2020-0020 |
N |
| 1143581 |
02/12/2025 |
Order Conditions |
Berm condition unsatisfactory because of gopher hole breach in between Percolati |
Violation |
None |
Report |
San Miguel SD WWTP |
455272 |
R3-2020-0020 |
N |
| 1145303 |
06/26/2025 |
OEV |
Total Coliform Seven Sample Median limit is 23 MPN/100 mL and reported value was |
Violation |
None |
Report |
Country Club Estates ? SLO Co CSA-18 |
132350 |
2003-0004 |
Y |
| 1145310 |
07/03/2025 |
OEV |
Total Coliform Seven Sample Median limit is 23.0 MPN/100 mL and reported value w |
Violation |
None |
Report |
Country Club Estates ? SLO Co CSA-18 |
132350 |
2003-0004 |
Y |
| 1148302 |
08/14/2025 |
OEV |
Total Coliform Single Sample Maximum limit is 240.0 MPN/100 mL and reported valu |
Violation |
None |
Report |
Country Club Estates ? SLO Co CSA-18 |
132350 |
2003-0004 |
N |
| 1148593 |
05/01/2025 |
Late Report |
Failure to submit semi-annual monitoring report for H1 2025. |
Violation |
None |
Report |
El Chorro (Dairy Creek) Golf Course |
146976 |
95-012 |
Y |
| 1145074 |
03/23/2025 |
Unauthorized Discharge |
Violation of WDR Section III, Prohibitions, Item 2, prohibiting the discharge of |
Violation |
None |
Report |
Atascadero State Hospital |
445161 |
R3-2020-0020 |
Y |
| 1145077 |
03/15/2025 |
Order Conditions |
Violation of WDR Section III, Prohibitions, Item 5, prohibiting the bypass of tr |
Violation |
None |
Report |
Atascadero State Hospital |
445161 |
R3-2020-0020 |
Y |
| 1145305 |
06/28/2025 |
OEV |
Total Coliform Seven Sample Median limit is 23.0 MPN/100 mL and reported value w |
Violation |
None |
Report |
Country Club Estates ? SLO Co CSA-18 |
132350 |
2003-0004 |
Y |
| 1145308 |
07/01/2025 |
OEV |
Total Coliform Seven Sample Median limit is 23.0 MPN/100 mL and reported value w |
Violation |
None |
Report |
Country Club Estates ? SLO Co CSA-18 |
132350 |
2003-0004 |
Y |
| 1145309 |
07/02/2025 |
OEV |
Total Coliform Seven Sample Median limit is 23.0 MPN/100 mL and reported value w |
Violation |
None |
Report |
Country Club Estates ? SLO Co CSA-18 |
132350 |
2003-0004 |
Y |
| 1145901 |
04/14/2025 |
OEV |
Dissolved Oxygen Instantaneous Minimum limit is 1.0 mg/L and reported value was |
Violation |
None |
Report |
Courtside Cellars |
148510 |
01-115 |
N |
| 1145902 |
04/30/2025 |
OEV |
Dissolved Oxygen Instantaneous Minimum limit is 1.0 mg/L and reported value was |
Violation |
None |
Report |
Courtside Cellars |
148510 |
01-115 |
N |
| 1146080 |
06/30/2025 |
Groundwater |
Total Dissolved Solids (TDS) 25-Month Rolling Median limit in groundwater is 500 |
Violation |
None |
Report |
San Miguelito Wild Cherry Canyon |
456631 |
R3-2020-0020 |
N |
| 1147753 |
06/02/2025 |
Late Report |
Failure to submit quarterly monitoring report for Q1 2025. |
Violation |
None |
Report |
Cerro Avila-Tract 3117 |
446973 |
2014-0153-DWQ |
Y |
| 1147849 |
03/02/2025 |
Late Report |
Failure to submit annual report for 2024. |
Violation |
None |
Report |
Post Mile R2.9 Northbound Camp Roberts Safety Roadside Rest |
437529 |
2014-0153-DWQ |
Y |
| 1148637 |
07/31/2025 |
Late Report |
Failure to submit quarterly monitoring report for Q2 2025. |
Violation |
None |
Report |
Meadowbrook WWTF (Templeton CSD) |
326031 |
R3-2007-0029 |
Y |
| 1139486 |
12/01/2024 |
CAT1 |
Total Dissolved Solids (TDS) Other limit is 750.0 mg/L and reported value was 11 |
Violation |
None |
Report |
San Miguel SD WWTP |
455272 |
R3-2020-0020 |
N |
| 1145091 |
03/23/2025 |
Order Conditions |
Violation of Section VI, Provisions, Subsection B, Item 1, requirement to comply |
Violation |
None |
Report |
Atascadero State Hospital |
445161 |
R3-2020-0020 |
Y |
| 1145311 |
06/24/2025 |
OEV |
Total Coliform Single Sample Maximum limit is 240.0 MPN/100 mL and reported valu |
Violation |
None |
Report |
Country Club Estates ? SLO Co CSA-18 |
132350 |
2003-0004 |
Y |
| 1145316 |
07/23/2025 |
OEV |
Total Coliform Single Sample Maximum limit is 240.0 MPN/100 mL and reported valu |
Violation |
None |
Report |
Country Club Estates ? SLO Co CSA-18 |
132350 |
2003-0004 |
Y |
| 1145903 |
05/01/2025 |
OEV |
Dissolved Oxygen Instantaneous Minimum limit is 1.0 mg/L and reported value was |
Violation |
None |
Report |
Courtside Cellars |
148510 |
01-115 |
N |
|
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