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California Integrated Water Quality System Project (CIWQS)
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Place ID 230727 		  
  
  
  
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General Information
Region Place ID Place Name Place Type Place Address Place County
6B 230727 Hot Creek Hatchery NPDES Aquaculture/Hatchery 121 Hot Creek Hatchery Mammoth Lakes, CA, 93546 Mono
Expand/Contract Related Parties
Related Parties
Party Party Type Party Name Role Classification Relationship Start Date Relationship End Date
648986 Person Taylor McIlrath Is A Data Submitter For 01/29/2025
648218 Person Nicole Gephart Is Onsite Manager For 12/03/2024
562922 Person Andy McGuire Is A Data Submitter For 01/31/2024
574232 Person Anthony Holland Is A Data Submitter For 02/27/2018 01/28/2025
568889 Person Jorie Anne Bellis Is Onsite Manager For 10/05/2017 01/01/2024
568896 Person David White Is A Data Submitter For 10/02/2017 12/16/2021
568633 Person Drew Lief Klingberg Is A Data Submitter For 09/16/2017 01/01/2024
549371 Person Daniel Ryan Tonseth Is A Data Submitter For 07/17/2017 07/12/2024
549371 Person Daniel Ryan Tonseth Is A Data Submitter For 12/11/2014 07/11/2017
524964 Person Matthew Norris Is Onsite Manager For 04/23/2013
537716 Person Steve Robert Heimlich Is Onsite Manager For 12/04/2012 03/25/2016
529933 Person Michelle Klemann Is Onsite Manager For 11/02/2011 01/01/2024
524766 Person Gary Williams Is Onsite Manager For 10/31/2011 08/23/2023
528733 Person Michael Escallier Is A Data Submitter For 08/29/2011 01/28/2025
528168 Person Terry Jackson Is Onsite Manager For 07/28/2011
448467 Organization Ca Dept of Fish & Wildlife Fisheries Branch Responsibility For State Agency 11/28/2007
6940 Organization California Department of Fish and Wildlife Owner State Agency 03/13/1980
Total Related Parties: 17
Expand/Contract Regulatory Measures
Regulatory Measures
Reg Measure ID Reg Measure Type Region Program Order No. WDID Effective Date Expiration Date Status Amended?
259698 Letter 6V ANIWSTOTH LT941021 6B260801001 09/18/1995 Historical N
444177 NPDES Permit 6T NPDNONMUNIPRCS R6V-2021-0014 6B260801001 05/01/2021 04/30/2026 Active N
306644 NPDES Permit 6V NPDNONMUNIPRCS R6V-2006-0027 6B260801001 06/15/2006 06/15/2015 Historical N
145789 NPDES Permit 6V NPDESWW R6V-1999-0055 6B260801001 11/17/1999 06/15/2006 Historical N
146145 NPDES Permit 6V NPDESWW 92-106 6B260801001 11/12/1992 11/12/1997 Historical N
145775 NPDES Permit 6V NPDESWW 85-012 6B260801001 02/10/1985 04/12/1996 Historical Y
147900 NPDES Permit 6V NPDESWW 80-026 6B260801001 03/13/1980 03/13/1985 Historical N
Total Reg Measures: 7
Expand/Contract Violations
Violations
Violation ID Occurred Date Violation Type (-) Violation Description Corrective Action Status Classification Source
1118695 05/01/2023 CAT1 Total Suspended Solids (TSS), Net Value 1-Hour Average (Mean) limit is 8 % and reported value was 12 % at EFF-002. Fixed effluent grates, cleaned tail races, and set up catch boom for algae in late May. Violation U eSMR
1113383 02/02/2023 LREP Annual SMR ( MONNPDES ) report for 2023 (2530864) was due on 01-FEB-23 Violation B Report
1115922 01/23/2023 CAT1 Total Suspended Solids (TSS) Instantaneous Maximum limit is 6 mg/L and reported value was 11 mg/L at EFF-001. None Violation U eSMR
1115921 01/23/2023 CAT1 Total Suspended Solids (TSS) Monthly Average limit is 6 mg/L and reported value was 11 mg/L at EFF-001. None Violation B eSMR
1112754 12/12/2022 CAT1 Total Suspended Solids (TSS), Net Value Instantaneous Maximum limit is 6 % and reported value was 8.8 % at EFF-001. Take sample earlier in the day to get a sample that reflects the effects of the fish on the discharge instead of the effects of the sun on the discharge.. Violation B eSMR
1112755 12/12/2022 CAT1 Total Suspended Solids (TSS), Net Value Monthly Average limit is 6 mg/L and reported value was 8.8 mg/L at EFF-001. Take sample earlier in the day to get a sample the is more reflective of the fish on the discharge instead of getting a sample that reflects effects of the sun on the discharge. Violation B eSMR
1088924 03/01/2021 OEV Flow Daily Maximum limit is 3.8 MGD and reported value was 4.1 MGD at M-003. Use limits in TSO Violation B eSMR
1087868 02/19/2021 OEV Flow Daily Maximum limit is 3.8 MGD and reported value was 3.9 MGD at M-003. Do not have a limit on flow as the hatchery has no control over the natural springs. Violation B eSMR
1086345 01/21/2021 OEV Flow Daily Maximum limit is 3.8 MGD and reported value was 4.6 MGD at M-003. Use the limits in the TSO. Violation B eSMR
1088951 01/04/2021 CAT1 Nitrite Plus Nitrate (as N) Monthly Average (Mean) limit is 0.23 mg/L and reported value was 0.41 mg/L at M-004. Use limit in TSO. Violation B eSMR
1088944 01/04/2021 CAT1 Nitrite Plus Nitrate (as N) Monthly Average (Mean) limit is 0.23 mg/L and reported value was 0.43 mg/L at M-003. Use limit in TSO Violation B eSMR
1088943 01/04/2021 CAT1 Nitrite Plus Nitrate (as N) Monthly Average (Mean) limit is 0.23 mg/L and reported value was 0.47 mg/L at M-001. Use Limit in TSO Violation B eSMR
1088948 01/04/2021 CAT1 Nitrite Plus Nitrate (as N) Monthly Average (Mean) limit is 0.23 mg/L and reported value was 0.49 mg/L at M-002. Use limit in TSO Violation B eSMR
1093431 11/30/2020 CAT1 Settleable Solids Monthly Average limit is 0.1 ml/L and reported value was 0.27 ml/L at M-003. Violation B eSMR
1083180 11/24/2020 OEV Flow Daily Maximum limit is 3.8 MGD and reported value was 4.3 MGD at M-003. Use limit in TSO. Violation B eSMR
1081352 10/05/2020 OEV Flow Daily Maximum limit is 3.8 MGD and reported value was 4.7 MGD at M-003. Use limits in the TSO. Violation B eSMR
1080541 09/29/2020 OEV Flow Daily Maximum limit is 3.8 MGD and reported value was 4.5 MGD at M-003. Use limit in the Time Schedule Order. Violation B eSMR
1078013 07/07/2020 OEV Flow Daily Maximum limit is 3.8 MGD and reported value was 4.1 MGD at M-003. Use limits in time schedule order. Violation B eSMR
1077598 06/29/2020 OEV Flow Daily Maximum limit is 3.8 MGD and reported value was 4 MGD at M-003. Use the limit in the Time Scedule Order. Violation B eSMR
1076337 05/13/2020 OEV Flow Daily Maximum limit is 3.8 MGM and reported value was 4.1 MGM at M-003. Use the limits in the Time Schedule Order. Violation B eSMR
Report displays most recent five years of violations. Refer to the Interactive Violation Report for more data.
Total Violations: 20 Priority Violations: 0
*Click the "(+/-) Violation Description" link to expand and contract the violation description.
*As of 5/20/2010, the Water Board's Enforcement Policy requires that all violations be classified as 1, 2 or 3, with class 1 being the highest. Prior to this, violations were simply classified as Yes or No. If a 123 classification has been assigned to a violation that occurred before this date, that classification data will be displayed instead of the Yes/No data.
Violation Types
CAT1 = Category 1 Pollutant (Effluent Violation for Group 1 Pollutant) LREP = Late Report
OEV = Other Effluent Violation
Expand/Contract Enforcement Actions
Enforcement Actions
Enf Id Enf Type Enf Order No. Effective Date Status
452502 Staff Enforcement Letter 05/03/2023 Historical
450657 Admin Civil Liability R6V-2022-0048 09/27/2022 Active
446987 Time Schedule Order R6V-2021-0015 03/10/2021 Active
409970 Admin Civil Liability R6V-2016-0040 09/22/2016 Historical
408271 Expedited Payment Letter R6V-2016-0040 06/30/2016 Withdrawn
407410 Notice of Violation null 06/30/2016 Historical
396354 Oral Communication null 05/22/2014 Active
393105 Notice of Violation null 09/12/2013 Active
393108 Oral Communication 09/09/2013 Active
380876 Oral Communication 08/17/2011 Historical
377005 Oral Communication NOT APPLICABLE 12/22/2010 Historical
373002 Admin Civil Liability R6V-2010-0016 04/15/2010 Active
371270 Notice of Violation R6V-2006-0005 07/23/2009 Historical
368222 Time Schedule Order R6V-2009-0016 05/11/2009 Historical
298467 Notice of Violation R6V-2006-0027 12/05/2008 Active
337540 Oral Communication R6V-2006-0027 10/24/2007 Historical
337554 Oral Communication 08/03/2007 Historical
337551 Oral Communication R6V-2006-0005 07/18/2007 Historical
337549 Oral Communication R6V-2006-0005 07/16/2007 Historical
337548 Oral Communication R6V-2006-0005 07/13/2007 Historical
298707 Admin Civil Liability R6V-2006-0005 02/08/2006 Historical
256491 Notice of Violation 12/03/2004 Historical
256492 Notice of Violation R6V-2006-0027 10/20/2004 Historical
254742 13267 Letter 07/15/2004 Active
245405 13267 Letter 03/31/2003 Historical
238939 Notice of Violation 11/08/2001 Historical
223389 Clean-up and Abatement Order 94-035A1 09/18/1995 Active
219140 Clean-up and Abatement Order 94-035 04/01/1994 Historical
Total Enf Actions: 28
Expand/Contract Inspections
Inspections
Inspection ID Inspection Type Lead Inspector Actual End Date Planned Violations Attachment
55149386 B Type compliance inspection Janelle Spandau-Buts (Multiple) 03/27/2024 Y 0 N/A
44502853 B Type compliance inspection Trevor Miller 06/28/2021 N 0 N/A
40881820 B Type compliance inspection Wendy Wyels 06/22/2020 N 0 Download
29085647 B Type compliance inspection Russell Norman 06/27/2017 N 5 N/A
21061472 B Type compliance inspection Catherine Pool (Multiple) 06/24/2015 N 0 Download
17874188 A Type compliance inspection Mary Dellavalle 09/22/2014 N 1 [Attachments]
12857257 A Type compliance inspection Jake Albright 05/21/2013 N 3 Download
8612102 A Type compliance inspection Mary Dellavalle (Multiple) 06/06/2012 N 0 [Attachments]
8612103 Miscellaneous inspection Keith Elliott 09/15/2011 N 0 Download
2436852 A Type compliance inspection Mary Dellavalle 06/15/2010 N 0 Download
2297473 B Type compliance inspection Mary Dellavalle 05/06/2010 N 0 [Attachments]
1850885 B Type compliance inspection Taylor Zentner 04/08/2009 N 0 N/A
1660448 B Type compliance inspection Taylor Zentner 01/30/2009 N 0 Download
5259009 B Type compliance inspection Mary Dellavalle 05/22/2008 N 0 [Attachments]
335140 A Type compliance inspection Curt Shifrer 06/09/2004 Y 0 N/A
331042 A Type compliance inspection Kai Dunn 05/30/2003 Y 0 N/A
325147 B Type compliance inspection Kai Dunn 06/20/2002 Y 0 N/A
325158 A Type compliance inspection Kai Dunn 08/09/2001 Y 0 Download
295377 A Type compliance inspection Kai Dunn 12/14/2000 Y 0 N/A
295381 A Type compliance inspection Ted Saari 10/14/1999 Y 0 N/A
295379 Prerequirement inspection Unknown u 12/04/1998 Y 0 N/A
295380 B Type compliance inspection Martin Sandoval 07/14/1998 Y 0 N/A
295378 B Type compliance inspection Tom Rheiner 03/23/1994 Y 0 N/A
Total Inspections: 23 Last Inspection: 03/27/2024
  
The current report was generated with data as of: 04/25/2025
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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