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Place ID 243883
  
  
  
  
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General Information
Region Place ID Place Name Place Type Place Address Place County
9 243883 National Steel & Shipbuilding Co (NASSCO) Boatyard/Shipyard 2798 Harbor San Diego, CA, 92113 San Diego

Expand/Contract Related Parties
Related Parties
Party Party Type Party Name Role Classification Relationship Start Date Relationship End Date
647929 Person Alexandar Niebuhr Is A Data Submitter For 10/31/2024
638917 Person Andrew Rafael Aguilar Is Onsite Manager For 07/25/2023
627527 Person Damon LaCasella Is A Data Submitter For 09/13/2021
562952 Person Sara A. Giobbi Is Onsite Manager For 03/29/2017
138604 Person Kristin Schwall Case Worker 05/26/2015 06/14/2022
140438 Person T Michael Chee Is Onsite Manager For 01/27/2011 03/03/2017
306427 Person Hugo Bermudez Is A Data Submitter For 01/27/2011 09/01/2021
140438 Person T Michael Chee Contact 04/16/2009 03/03/2017
31242 Organization General Dynamics National Steel & Shipbuilding Co (NASSCO) Owner Privately-Owned Business 04/16/2002
Total Related Parties: 9

Expand/Contract Regulatory Measures
Regulatory Measures
Reg Measure ID Reg Measure Type Region Program Order No. WDID Effective Date Expiration Date Status Amended?
161739 Unregulated 9 UST 9 000278N97 Historical N
459091 Enrollee - NPDES 9 NPDINDLRG R9-2023-0012 9 000000066 07/09/2025 08/31/2028 Active N
408359 NPDES Permit 9 NPDINDLRG R9-2016-0116 9 000000066 02/01/2017 01/31/2022 Historical N
369914 NPDES Permit 9 NPDINDLRG R9-2009-0099 9 000000066 09/01/2009 09/01/2014 Historical N
131776 NPDES Permit 9 NPDINDLRG R9-2003-0005 9 000000066 02/05/2003 02/05/2008 Historical N
142898 NPDES Permit 9 NPDINDLRG 97-03602 9 000000066 10/15/1997 Historical N
142405 WDR 9 WDR 92-072 9 000000565 12/14/1992 12/14/2007 Historical N
142352 NPDES Permit 9 NPDINDLRG 85-005 9 000000066 06/10/1985 06/10/1990 Historical Y
213817 Enrollee 9 NPDNONMUNIPRCS 97-03602 9 000000066 06/10/1985 Historical N
Total Reg Measures: 9

Expand/Contract Violations
Violations
Violation ID Occurred Date Violation Type (-) Violation Description Corrective Action Status Classification Source
1150650 12/05/2025 CTOX Chronic Toxicity-Sea Urchin or Sand Dollar-Fertilization Event Discharge limit is 50 % effect and reported value was 97 % effect at M-2. As part of the ongoing TIE efforts, NASSCO collected additional samples throughout the undocking evolution of the USNS Hector A Cafferata Jr. to demonstrate the effects of Tralopyril on observed toxicity. NASSCO collected one sample from the Graving Dock flood water prior to contact with the vessel hull (M-2 Pre-Hull) to avoid potential leaching of Tralopyril from the anti-foulant hull coating. NASSCO also collected a sample of the receiving water (RW-001) prior to flooding the Graving Dock as a reference. NASSCO had the RW-001, M-2, and M-2 Pre-Hull samples analyzed for water chemistry (Weck Laboratories, Inc.), toxicity (Nautilus Environmental) and Tralopyril (with a detection method developed by Physis Environmental Laboratories, Inc.), results are included as Attachment 2. NASSCO repeated this sampling approach for samples collected once the caisson gate was replaced and sealed (M-2 Post and RW-Post), prior to discharging the flood water on December 9, 2025, results are included as Attachment 2. Water chemistry analytical results for all samples (RW-001, M-2 Pre-Hull, M-2, RW-Post, and M-2 Post) were below effluent limitations. Tralopyril was detected in M-2 Pre-Hull and M-2. Toxicity was observed in both samples containing Tralopyril. However, only the M-2 toxicity resulted in greater than 50% effect for purple urchin, consistent with increased exposure associated with hull contact during dock flooding. While NASSCO's M-2 regulatory sample (collected just before removal of the Graving Dock gate) exceeded the chronic toxicity thresholds for invertebrate marine life, the results of these additional samples suggest that the current sampling protocol for M-2 is not representative of NASSCO's operations and Best Management Practices (BMPs). Therefore, NASSCO recommends amending the M-2 monitoring location as currently listed in the NOA. Violation U eSMR
1150651 11/21/2025 Surface Water On November 21, 2025, at approximately 1130 hours, an estimated 500 gallons of stormwater from the Pier 12 Storm Water Diversion System (SWDS) discharged into San Diego Bay. The pier coordinator alerted NASSCO Maintenance and Environmental Engineering about a pipe that had disconnected from a pier scupper. Maintenance teams promptly responded, secured the pipe, and stopped the discharge. Environmental Engineering personnel arrived on site to find Maintenance actively working on the pipe and pumping the collected stormwater to the Waste Water Treatment Facility (WWTF). Due to safety concerns regarding the pipe's location on the waterside of the pier wall, Environmental Engineering was unable to collect a sample. However, visual observations revealed no evidence of suspended or floating materials, oil or grease, discoloration, turbidity, odors, trash, debris, or any other pollutants. NASSCO Maintenance immediately secured the pipe that had disconnected from the pier scupper drain. At the time of failure, NASSCO had already received and managed nearly 2 inches of stormwater, exceeding the 1-inch "first flush" threshold. Maintenance identified that the drain pump had turned off, serviced the drain pump, and continued to direct collected storm water to the WWTF. Following the storm event, NASSCO Environmental Engineering and Maintenance Department concluded the incident was due to pressure in the SWDS resulting from a pump being turned off and a build-up of hydrostatic pressure in the system. Maintenance and Waterfront Services departments conducted a post-storm inspection of the SWDS and replaced the disconnect piece on the SWDS. WFS conducts monthly inspections of the under-pier SWDS to identify maintenance needs and prevent future discharges. The discharge was not a hazardous substance and did not meet a reportable quantity for human health or the environment. Therefore, the incident was only report to the RWQCB. Violation U eSMR
1150652 10/03/2025 Surface Water On October 3, 2025, at approximately 1615 hours, NASSCO Security received a report of 55 gallons of oil spilled on the flight deck of the USNS Sojourner Truth (TAO-6). NASSCO's Fire Department (NFD) responded to the incident and found approximately 50 gallons of hydraulic oil on the flight deck of the TAO-6, which had spilled due to an overfilled 55-gallon drum. The source of the spill was secured, and NFD began containing the spill using rags and absorbent pads. During the incident investigation, NFD identified a sheen in San Diego Bay within the pre-deployed oil boom around the vessel at approximately 1836 hours. NFD and NASSCO's Environmental Engineering (NEE) discovered that an unknown amount of spilled oil from the initial incident had reached a vessel deck drain that had not been fully secured, resulting in a discharge into San Diego Bay. NASSCO¿s Waterfront Services Department deployed a second boom as a precautionary measure and placed absorbent pads over the sheen. However, the sheen on the surface water was not recoverable. Upon further investigation, NEE identified that the initial spill occurred because an employee did not secure a valve on the flush tank at the end of a shift, causing the storage drum to overfill. NEE issued an Environmental Corrective Action Request (ECAR) to the Mechanical Outfitting department to investigate the root cause of the incident. As a result of the ECAR, Mechanical Outfitting took immediate actions to secure all deck drains and improve the secondary containment for oil containers. Additional corrective actions included developing a flushing checklist and work instructions, providing employee retraining, and utilizing larger storage containers (greater than 55-gallon drums). This incident constitutes an NPDES permit violation. The following agencies were notified: the National Response Center (NRC #1444558), the Office of Emergency Services (Cal OES #25-2556), and the Regional Water Quality Control Board (RWQCB) (voicemail on 10/06/25 and email letter on 10/13/25). Violation U eSMR
1148439 08/11/2025 Surface Water On August 11, 2025 at 0913 hrs, NASSCO Security received a report of a sheen in San Diego Bay adjacent to Berth 6 of approximately 800' x 100'. Security notified NASSCO Fire Department (NFD) and NASSCO Environmental Engineering (EE) to respond to the incident. At the time of the incident, two NASSCO departments were operating vessel systems that had the potential to discharge fuel. EE made regulatory notifications to the Office of Emergency Services (#25-3980), National Response Center (#143-9509), and Regional Water Quality Control Board (voicemail). An oil boom was around the vessel that contained the sheen and NASSCO Waterfront Services (NWF) placed a secondary boom around the sheen to prevent migration. NFD, EE, and WFS conducted an investigation to identify a source of the discharge. NFD nor EE identify any source or evidence of a spill onboard the vessel, NWF used a skiff and diver but did not identify a source within the water or under the vessel. NASSCO continued to monitor the incident, the sheen was not recoverable and dissipated over time. EE issued an Environmental Corrective Action Request (ECAR) to the Ships Management to continue the investigation to identify the source of the discharge and implement a corrective action plan to prevent future incident. As a result of the ECAR, Ships Management conducted a walkthrough of all weather deck areas and other areas where the potential for an overboard discharge of oil could happen. No obvious pathways for oil to enter the Bay from vessel operations and create the oil sheen observed in the water were identified. All preventative measures for combating unintentional discharge were in place and secure, and there were no areas onboard found to have oil slicks or pooled oil in the vicinity of an overboard deck drain or an overboard deck edge. The onboard management, production, and test teams will continue to be proactive in ensuring all preventative measures are in place going forward and will exercise due diligence and caution as we continue to conduct operations onboard the vessel while moored to the berth. No further sheen has been observed. The onboard management, production, and test teams will continue to be proactive in ensuring all preventative measures are in place going forward and will exercise due diligence and caution as we continue to conduct operations onboard the vessel while moored to the berth. Violation B eSMR
1143966 05/19/2025 Surface Water On May 19, 2025, at approximately 1357 hrs, a trace amount of hydraulic fluid entered the Bay from a spill during commissioning test for a piece of hydraulic equipment on the USNS Lucy Stone. After NASSCO Test and Trials employees observed the sheen, they notified NASSCO Security, who initiated spill procedures. NASSCO Environmental Engineering, Fire Department and Waterfront Services were notified of the spill and responded. An unknown amount of material created a light sheen of approximately 10 x 15 feet within the vessel¿s containment boom and was determined to be unrecoverable. NASSCO employees immediately secured the source of the spill and contained the remaining material on the vessel deck. General Services cleaned the remaining material without further discharge. Test and Trials repaired and completed commissioning of the equipment with no further incident. Violation U eSMR
1142111 02/11/2025 Deficient Reporting NASSCO was not able to submit the February SMR prior to the due date. NASSCO collected samples for discharges during the month of February 2025 on February 11, 2025. However, due to excessive rain events during the month of February and an equipment breakdown, the certified analytical laboratory (Certificate No. 1132) was not able to complete the required metals (copper) analysis within a timely manner. The laboratory was able to repair their equipment and process the backlog of samples. Violation U eSMR
1146673 12/16/2024 OEV pH Instantaneous Minimum limit is 7.0 SU and reported value was 6.9 SU at IX-1. Violation B Report
1136087 10/28/2024 Surface Water On October 28, 2024, NASSCO Security was notified of an oil sheen at Berth 9/10. NASSCO Fire Department, Waterfront Services, and Environmental Engineering responded. The source of the sheen was determined to be an abandoned hose at the bottom of the Bay that was slowly releasing small amounts of oil to the surface. This incident is an NPDES permit violation and NASSCO notified the following agencies: National Response Center (NRC #1414954), Office of Emergency Services (OES #24-6079), and U.S. Coast Guard, Sector San Diego. The sheen was contained within a boom shortly after discovery. NASSCO divers were sent to investigate and removed the hose after determining it was the source. Violation B eSMR
1136088 10/24/2024 Surface Water On October 24, 2024, paint dust was reported in San Diego Bay on the port side of USNS Lucy Stone (575). NASSCO Fire Department, Waterfront Services, and Environmental Engineering responded. The source was determined to be a ventilation hose on the main deck of the Lucy Stone. The source of the dust was secured and the paint dust that entered the Bay was contained within the vessel's boom. The paint dust was not recoverable from the water surface. This incident is a prohibited discharge under NASSCO's NPDES permit. However, the discharge did not exceed a Reportable Quantity (RQ). NASSCO Environmental Engineering issued an ECAR (#2024-372) to NASSCO Blast & Paint to conduct a root cause analysis. As part of their corrective action, Blast & Paint introduced a new visual work instruction to reinforce NASSCO procedures and ensure paint dust or debris does not enter ventilation hoses in the future. Violation B eSMR
1132898 08/02/2024 Surface Water On August 2, 2024, at approximately 0230 an unknown amount of JP-5 reached the Bay from the USNS Robert F. Kennedy (574). A sheen in San Diego Bay was reported at approximately 6:00 am, Environmental Engineering and NASSCO Fire Department responded to the incident. Responders observed a sheen within the vessel's containment boom. NASSCO's Waterfront Services did not observe any sheen outside of the containment boom. The spill occurred during a fuel transfer, when a tank was over filled due to an open valve causing material to come out of a tank vent, onto the vessel deck, and out a deck drain. NASSCO Environmental Engineering issued an internal Environmental Corrective Action Request (#24-361) to Test and Trials (TNT). In response, TNT's corrective actions include a checklist to verify valves are in proper position for transfers, temporary containment is built for discharge locations, and all discharge points from the vessel are secured. This incident is an NPDES permit violation, NASSCO notified the following agencies: National Response Center (NRC #1406663), Office of Emergency Services (OES #24-4371), U.S. Coast Guard, and the Regional Water Quality Control Board (RWQCB) (voicemail & notification letter). Violation B eSMR
1129975 06/20/2024 Surface Water On June 20, 2024, an oil sheen was reported in San Diego Bay adjacent to USNS Robert F. Kennedy (574). NASSCO Fire Department, Test and Trials, General Services, Waterfront Services, Ship's Management, and Environmental Engineering responded. The source was determined to be oil/fuel spilled onto the Main Deck of T-AO 4. The spill reached a deck drain and was slowly leaking past a drain plug that was not fully seated. The source of the spill was secured, and the sheen was contained within the vessels boom. This incident is an NPDES permit violation, NASSCO notified the following agencies: National Response Center (NRC #1402472), Office of Emergency Services (OES #24-3526), U.S. Coast Guard, and the Regional Water Quality Control Board (RWQCB) (voicemail & notification letter). NASSCO's Environmental Engineering issued an ECAR to Ship's Management and root cause analysis conducted. Ship's Management immediately inventoried and blocked all deck drains. Additionally, a working group was developed to identify operations that have the potential to cause a spill onto the vessel deck and into San Diego Bay. Verification of best management practices is being developed through the workgroup. Violation B eSMR
1129165 05/15/2024 Surface Water This incident resulted in an unknown amount of water mixed with residual oil leaking into the Bay from an over water transfer of tank water causing a 60' x 4' sheen. The spill was a result of a loose latch, leak, and residual oil in a hose while conducting an over water transfer. The spill was a result of human error an internal ECAR (#24-350) was issued to General Services. General Services will ensure secondary containments are fully around the pumping system and water hoses will be inspected for leaks prior to any operations. Violation B eSMR
1144604 01/22/2024 DMON On January 22, 2024, an unknown amount of storm water was discharged to San Diego Bay as an severe rain event of over 4 inches of rainfall (January 20-22, 2024) posed the potential to cause damage to the NASSCO facility. This incident was an unplanned discharge at the SW-1 monitoring location due to an overflow of the facility containment. At the time of the incident, NASSCO was not able to conduct sampling of the discharge due to the severity of the storm event and safety of the employees. NASSCO employees made visual observations of the discharge and did not observe floating or suspended materials, oil and grease, discoloration, turbidity, or odor. Violation B eSMR
1144603 01/22/2024 DMON On January 22, 2024, an unknown amount of storm water was discharged to San Diego Bay as an severe rain event of over 4 inches of rainfall (January 20-22, 2024) posed the potential to cause damage to the NASSCO facility. This incident was an unplanned discharge at the SW-2 monitoring location due to an overflow of the facility containment. At the time of the incident, NASSCO was not able to conduct sampling of the discharge due to the severity of the storm event and safety of the employees. NASSCO employees made visual observations of the discharge and did not observe floating or suspended materials, oil and grease, discoloration, turbidity, or odor. Violation B eSMR
1144605 01/22/2024 DMON On January 22, 2024, an unknown amount of storm water was discharged to San Diego Bay as an severe rain event of over 4 inches of rainfall (January 20-22, 2024) posed the potential to cause damage to the NASSCO facility. This incident was an unplanned emergency discharge from the facility at the M-2 monitoring location. At the time of the incident, NASSCO was not able to conduct sampling of the discharge due to the severity of the storm event and safety of the employees. NASSCO employees made visual observations of the discharge and did not observe floating or suspended materials, oil and grease, discoloration, turbidity, or odor. Violation B eSMR
1124419 01/12/2024 CTOX Chronic Toxicity-Sea Urchin or Sand Dollar-Fertilization Event Discharge limit is 25 % effect and reported value was 98 % effect at M-2. As a result of this MDEL exceedance, NASSCO conducted a facility evaluation and assessment of current Best Management Practices (BMPs) and facility plans including the Graving Dock Undocking Procedure which describes the cleaning operations. The results of the investigation concluded current BMPs were properly implemented and operational. Additionally, Enthalpy Laboratories initiated a toxic identification evaluation (TIE) as directed by NASSCO. NASSCO is evaluating the results of the TIE as the results indicate there may be constituents other than metals causing toxicity. There were no other indicators, operations or possible pollutants identified that would have caused exceedance. Violation B eSMR
1144608 09/21/2023 Surface Water On September 21, 2023, an unknown amount of oily water discharged into San Diego Bay from the deck of the USNS Earl Warren. The incident resulted in wash water mixing with residual oil on the mooring of the vessel and an unknown amount washed overboard. NASSCO notified the following agencies: National Response Center (NRC #1379735), Office of Emergency Services (OES #23-6082), U.S. Coast Guard, and the Regional Water Quality Control Board (RWQCB) (voicemail). Employees immediately stopped operations and cleaned the deck. NASSCO Water Front Services contained the discharge with an oil boom, NASSCO Environmental Engineering and NASSCO Fire Department determined the sheen was not recoverable. Violation U eSMR
1144607 08/22/2023 Surface Water On August 22, 2023, NASSCO Security was notified of a spill to San Diego Bay from the USNS Earl Warren (T-AO 3) at Berth 2. Approximately 1 gallon of oily storm water overflowed into the Bay from the flight deck TAO-3 mid ship. Due to the storm prediction for Hurricane Hillary, the vessel was not accessible causing storm water to overflow from the vessel deck. The incident resulted in a visible sheen approximately 20 x 40 feet in size. NASSCO employees immediately secured the source and pumped remaining storm water from the deck once vessel access was restored. Water Front Services (WFS) contained the spill within an oil boom. NASSCO followed all best management practices, however, the spill was not recoverable. NASSCO notified the following agencies: National Response Center (NRC #1376900), Office of Emergency Services (OES #23-5362), U.S. Coast Guard, and the Regional Water Quality Control Board (RWQCB) (voicemail & notification letter). Violation U eSMR
1120843 08/22/2023 Surface Water On August 22, 2023, NASSCO Security was notified of a spill to San Diego Bay from the USNS Earl Warren (T-AO 3) at Berth 2. Approximately 1 gallon of oily storm water overflowed into the Bay from the flight deck TAO-3 mid ship. Due to the storm prediction for Hurricane Hillary, the vessel was not accessible causing storm water to overflow from the vessel deck. The incident resulted in a visible sheen approximately 20 x 40 feet in size. NASSCO employees immediately secured the source and pumped remaining storm water from the deck once vessel access was restored. Water Front Services (WFS) contained the spill within an oil boom. NASSCO followed all best management practices, however, the spill was not recoverable. NASSCO notified the following agencies: National Response Center (NRC #1376900), Office of Emergency Services (OES #23-5362), U.S. Coast Guard, and the Regional Water Quality Control Board (RWQCB) (voicemail & notification letter). Violation U eSMR
1144606 07/26/2023 Surface Water On July 26, 2023, an unknown amount of hydraulic oil spilled from a boomlift from a ruptured hose during startup. The boomlift was located on a test barge when the incident occurred resulting in a small amount of oil to reach San Diego Bay. NASSCO Security notified NASSCO Fire Department (NFD) and Environmental Engineering to respond. NASSCO notified the National Response Center (NRC #1374229), Office of Emergency Services (OES #23-4784), U.S. Coast Guard, and the Regional Water Quality Control Board (voicemail and notification letter). NFD responded to secure and clean the spill on the barge, NASSCOs Waterfront Services Department contained the spill in the water with an oil boom. NASSCO contacted Republic Services (OSRO), upon arrival the OSRO deployed oil boom in the water, but the sheen in the Bay was not recoverable. All cleanup materials were collected and disposed as hazardous waste. NFD contacted United Rentals, equipment owner, to repair the equipment. Violation U eSMR
1119467 07/26/2023 Surface Water On July 26, 2023, an unknown amount of hydraulic oil spilled from a boomlift from a ruptured hose during startup. The boomlift was located on a test barge when the incident occurred resulting in a small amount of oil to reach San Diego Bay. NASSCO Security notified NASSCO Fire Department (NFD) and Environmental Engineering to respond. NFD responded to secure and clean the spill on the barge, NASSCOs Waterfront Services Department contained the spill in the water with an oil boom. NASSCO contacted Republic Services (OSRO), upon arrival the OSRO deployed oil boom in the water, but the sheen in the Bay was not recoverable. All cleanup materials were collected and disposed as hazardous waste. NFD contacted United Rentals, equipment owner, to repair the equipment. Violation U eSMR
1118660 06/29/2023 Surface Water On June 29, 2023, NASSCO employees were performing pipe flushing operations onboard a vessel when a gasket on the fuel strainer (filter unit) failed, resulting in approximately 100 gallons of diesel fuel to spill onto the vessel deck. Responders used absorbent pads to keep the majority of the spill to the vessel deck. However, an unknown amount (estimated less than 2 gallons) of material leaked through a plugged deck drain and into San Diego Bay resulting in a sheen of 30' by 5' on the water surface. NASSCO employees immediately secured the source of the spill, placed absorbent pads and materials on the deck, and blocked all deck drains to prevent further discharge. NASSCO also contacted our OSRO who responded to place an absorbent boom into the Bay. This incident is an NPDES permit violation, NASSCO notified the following agencies: National Response Center, Office of Emergency Services, U.S. Coast Guard, and the Regional Water Quality Control Board (RWQCB). NASSCOs flushing crew reviewed and revised the flushing procedures to lower the operating pressure during flushing operations. Additionally, all deck drains will be plugged and blocked prior to flushing operations and filter strainer "O" rings will be monitored and changed more frequently during flushing. Violation U eSMR
1118082 05/12/2023 Surface Water On May 12, 2023, a NASSCO Waterfront Services employee was checking the oil on skiff #3 when backpressure in the system caused oil to spurt out of the dipstick nozzle releasing approximately 3 oz. of oil into San Diego Bay. The release of oil into the Bay is a violation of NASSCO's NPDES Permit and reportable to US Coast Guard and Regional Water Quality Control Board. "Root Cause: Personnel was unprepared for potential discharge. Corrective Actions: Conducted retraining with WFS employees and implemented additional BMPs, including rags are used to cover the opening and prevent a discharge. Violation U eSMR
1113369 01/31/2023 Surface Water On January 31, 2023 at approx. 1040 hrs. NASSCO Security reported a sheen in San Diego Bay adjacent to a vessel located on NASSCO¿s Berth 5. NASSCO Fire Department (NFD), Test and Trials (TNT) and Environmental Engineering responded to the spill location. The initial investigation revealed approximately 4 gallons of JP-5 fuel spilled on the vessel main deck that entered an unsecured deck drain and leaked into San Diego Bay. The spill caused a rainbow sheen approximately 10¿ x 15¿ that was contained within the containment boom around the vessel. Employees immediately secured the spill and blocked the deck drain. NASSCO response team placed absorbent pads in the water, but the spill was non-recoverable. NASSCO Environmental Engineering issued a corrective action request to the responsible party. However, the root cause investigation is on-going. Violation U eSMR
1111389 12/21/2022 DMON Analysis of copper by EPA 1600 series methods could not be performed by due date for IX-1 and RW due to laboratory instrument failure. Contacted lab and awaiting repair of instrument. Partial lab report has been uploaded to CIWQS for other parameters. Final lab data will be transmitted to RWQCB once final results are received from lab. Violation U eSMR
1106291 06/08/2022 Surface Water On June 8, 2022 at approx. 0829 hrs. NASSCO Security reported a sheen in San Diego Bay adjacent to a vessel located on NASSCO¿s Berth 5. NASSCO Fire Department (NFD) and Environmental Engineering responded to the spill location. The spill caused a thin rainbow sheen approximately 30¿ x 30¿ that was contained within the containment boom around the vessel. During the investigation, the sheen dissipated and was not recoverable. The investigation did not identify the source of the spill. All BMPs were reviewed and were properly implemented. Violation U eSMR
1105961 05/16/2022 CTOX Chronic Toxicity Maximum Daily (MDEL) limit is 0 Pass/Fail (Pass = 0, Fail = 1) and reported value was 1 Pass/Fail (Pass = 0, Fail = 1) at M-2. As a result of this MDEL exceedance, NASSCO conducted a facility evaluation and assessment of current Best Management Practices (BMP¿s) and facility plans including the Graving Dock Undocking Procedure which describes the cleaning operations. The results of the investigation concluded current BMP¿s were properly implemented and fully operational. However, the reference sample collected from San Diego Bay also resulted in a MDEL exceedance for the same test species. There were no other indicators, operations or possible pollutants identified that would have caused exceedance. Violation U eSMR
1100501 01/31/2022 LREP Monthly SMR ( MONRPT ) report for December 2021 (1865465) was due on 30-JAN-22 Violation B Report
1100500 01/31/2022 LREP Semi-Annual SMR ( MONRPT ) report for H2 2021 (1865472) was due on 30-JAN-22 Violation B Report
1099026 12/31/2021 LREP Monthly SMR ( MONRPT ) report for November 2021 (1865464) was due on 30-DEC-21 Violation B Report
1096463 10/31/2021 LREP Quarterly SMR ( MONRPT ) report for Q3 2021 (1865469) was due on 30-OCT-21 Violation B Report
1089853 04/14/2021 Surface Water On April 14, 2021 at 1122 hrs., NASSCO Security received a report of a 20 ft. x 20 ft. orange discoloration in the San Diego Bay near Pier 12, the discoloration was a result of dewatering a NASSCO barge that was moored at Pier 12. The barge dewatering was immediately secured once the operator became aware of the rust water and reported the incident. Approximately 50 gallons of rust water was discharged. The incident is a prohibited discharge under NASSCO's NPDES permit. However, the discharge did not exceed a Reportable Quantity (RQ) and did not endanger health or the environment. The operators will inspect the barge tanks prior to any future dewatering operations to prevent reoccurrence. Violation U eSMR
Report displays most recent five years of violations. Refer to the Interactive Violation Report for more data.
Total Violations: 32 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
CTOX = Chronic Toxicity DMON = Deficient Monitoring
Deficient Reporting = Deficient Reporting LREP = Late Report
OEV = Other Effluent Violation Surface Water = Surface Water

Expand/Contract Enforcement Actions
Enforcement Actions
Enf Id Enf Type Enf Order No. Effective Date Status
428494 Admin Civil Liability R9-2019-0043 05/03/2019 Historical
428447 Staff Enforcement Letter null 01/28/2019 Historical
423282 13267 Letter R9-2018-0148 08/24/2018 Historical
423229 Notice of Violation R9-2018-0147 08/24/2018 Historical
407398 Staff Enforcement Letter R9-2009-0099 08/11/2016 Historical
401473 Staff Enforcement Letter R9-2009-0099 06/11/2015 Historical
398407 Staff Enforcement Letter R9-2009-0099 10/08/2014 Historical
397236 Staff Enforcement Letter R9-2009-0099 07/16/2014 Historical
396201 Staff Enforcement Letter R9-2009-0099 05/21/2014 Historical
391787 Admin Civil Liability R9-2013-0118 08/27/2013 Historical
390352 Staff Enforcement Letter R9-2009-0099 06/03/2013 Historical
370132 Time Schedule Order R9-2009-0117 09/01/2009 Active
253760 Notice of Violation R9-2005-0039 01/20/2005 Historical
252728 Staff Enforcement Letter 06/08/2004 Historical
250417 Staff Enforcement Letter 02/05/2004 Historical
249768 Staff Enforcement Letter 01/27/2004 Historical
249631 Staff Enforcement Letter 01/22/2004 Historical
250756 Staff Enforcement Letter 12/15/2003 Historical
250357 Staff Enforcement Letter 10/30/2003 Historical
237342 Staff Enforcement Letter 09/22/2003 Historical
242899 Staff Enforcement Letter 06/30/2003 Historical
244174 Staff Enforcement Letter 03/11/2003 Historical
245487 Staff Enforcement Letter 11/27/2002 Historical
247881 Staff Enforcement Letter 08/12/2002 Historical
242467 Staff Enforcement Letter 05/15/2002 Historical
238113 Staff Enforcement Letter 12/04/2001 Historical
235770 Admin Civil Liability R9-2001-0025 03/14/2001 Historical
234907 Staff Enforcement Letter 12/19/2000 Historical
234701 Staff Enforcement Letter 10/31/2000 Historical
234702 Staff Enforcement Letter 10/31/2000 Historical
234700 Staff Enforcement Letter 10/31/2000 Historical
234459 Staff Enforcement Letter 08/22/2000 Historical
234460 Staff Enforcement Letter 08/22/2000 Historical
234747 Staff Enforcement Letter 08/22/2000 Historical
234749 Staff Enforcement Letter 08/22/2000 Historical
234748 Staff Enforcement Letter 08/22/2000 Historical
234881 Staff Enforcement Letter 07/10/2000 Historical
234032 Staff Enforcement Letter 03/06/2000 Historical
234034 Staff Enforcement Letter 03/06/2000 Historical
234033 Staff Enforcement Letter 03/06/2000 Historical
234031 Staff Enforcement Letter 03/06/2000 Historical
233165 Notice to Comply 06/24/1999 Historical
222900 Admin Civil Liability 89-042 05/20/1989 Withdrawn
Total Enf Actions: 43

Expand/Contract Inspections
Inspections
Inspection ID Inspection Type Lead Inspector Actual End Date Planned Violations Attachment
59098829 B Type compliance inspection Ella Knight 03/18/2025 Y 0 [Attachments]
52006982 B Type compliance inspection Vicente Rodriguez 05/08/2023 N 0 Download
48787767 B Type compliance inspection Debbie Phan 08/03/2022 N 0 Download
44254010 B Type compliance inspection Vicente Rodriguez 05/24/2021 N 0 Download
36631577 B Type compliance inspection Vicente Rodriguez 03/08/2019 N 0 Download
28173071 B Type compliance inspection Dat Quach 12/06/2016 N 0 Download
24662253 B Type compliance inspection Kristin Schwall 05/24/2016 N 0 [Attachments]
16393044 B Type compliance inspection Kristin Schwall 05/20/2014 N 0 [Attachments]
8641358 B Type compliance inspection Kristin Schwall (Multiple) 05/24/2012 N 0 Download
4859195 B Type compliance inspection Luz Slauter 04/26/2011 N 0 Download
1872973 B Type compliance inspection Danny O'Connell 07/16/2009 N 0 Download
1812004 B Type compliance inspection Daniel Connally (Multiple) 10/21/2008 N 0 N/A
1372792 B Type compliance inspection Max Kuker (Multiple) 12/07/2007 Y 0 Download
332923 B Type compliance inspection Paul Richter 12/09/2003 Y 0 N/A
332349 B Type compliance inspection Paul Richter 11/04/2003 Y 0 N/A
332348 B Type compliance inspection Paul Richter 11/03/2003 Y 0 N/A
328824 B Type compliance inspection Paul Richter 02/11/2003 Y 0 N/A
297668 Prerequirement inspection Paul Richter 06/03/2002 Y 0 N/A
297694 Miscellaneous inspection Paul Richter 09/20/2001 Y 0 N/A
297665 Follow-up inspection (enforcement) Paul Richter 06/19/2001 Y 0 N/A
297667 Follow-up inspection (enforcement) Paul Richter 03/08/2001 Y 0 N/A
297693 B Type compliance inspection Paul Richter 08/31/2000 Y 0 N/A
297692 B Type compliance inspection Paul Richter 12/11/1999 Y 0 N/A
297691 B Type compliance inspection Paul Richter 12/09/1999 Y 0 N/A
297689 B Type compliance inspection Paul Richter 11/02/1999 Y 0 N/A
297690 A Type compliance inspection Unknown u 06/24/1999 Y 0 N/A
297666 B Type compliance inspection Paul Richter 10/06/1998 Y 0 N/A
297659 A Type compliance inspection Sue Pease 06/17/1998 Y 0 N/A
297662 B Type compliance inspection Sue Pease 05/21/1998 Y 0 N/A
297663 B Type compliance inspection Sue Pease 12/05/1997 Y 0 N/A
297661 B Type compliance inspection Sue Pease 06/25/1997 Y 0 N/A
297664 B Type compliance inspection Sue Pease 04/14/1997 Y 0 N/A
297660 B Type compliance inspection Sue Pease 02/28/1997 Y 0 N/A
297688 B Type compliance inspection Gloria Fulton 06/09/1995 Y 0 N/A
299609 A Type compliance inspection Dat Quach 10/27/1994 Y 0 N/A
299608 B Type compliance inspection Bob Baker 06/14/1994 Y 0 N/A
297669 B Type compliance inspection Gloria Fulton 05/26/1994 Y 0 N/A
297670 Complaint inspection Gloria Fulton 01/25/1994 Y 0 N/A
297686 B Type compliance inspection Gloria Fulton 05/05/1993 Y 0 N/A
297671 B Type compliance inspection Gloria Fulton 06/24/1992 Y 0 N/A
297687 A Type compliance inspection Gloria Fulton 02/27/1992 Y 0 N/A
Total Inspections: 41 Last Inspection: 03/18/2025
  
The current report was generated with data as of: 03/09/2026
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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