2020 Data Summaries

Oct 25, 2022 | Marine Invasive Species Program

By Vessel Type

Bar graph showing the number of arrivals to all California ports in 2020 separated by vessel type and quarter. Containers ships accounted for more than 3500 arrivals, followed by tankers with about 2500 and bulk vessels with approximately 1500; the rest of the vessel types had less than 1000 arrivals during 2020.

Number of arrivals per vessel type at all California ports during 2020. Q1= January to March, Q2= April to June, Q3= July to September, Q4= October to December.

 

By Port

Bar graph showing the number of arrivals to all California ports in 2020 by port. Los Angeles and Long beach Port complex received more than 4000 arrivals followed by San Francisco and Oakland with approximately 1400 arrivals respectively. All the other California ports received less than 800 arrivals in 2020.

Number of arrivals at all California ports during 2020. Q1= January to March, Q2= April to June, Q3= July to September, Q4= October to December.

 

By Region

Line graph showing the number of arrivals per month in 2020 separated by Northern California and Southern California. In both regions, arrivals decline drastically in April and started slowly recovering in July.

Number of arrivals per month during 2020.

By Vessel Type

Bar graph showing the total volume discharged in California ports during 2020 by each vessel type. Bulk vessels discharged approximately 4.2 million metric tons of ballast water, followed by tankers with approximately 3.8 million metric tons.

Total Ballast Water Discharged in California waters during 2020. Vessel types with less than 0.1 MMT were removed from the graph.

 

By Port

Bar graph showing the total volume discharged in California ports during 2020 by port. Los Angeles Long beach port complex received about 3.1 million metric tons of ballast water followed by Carquinez with 2.1 and Richmond with 1.8 million metric tons.

Total Ballast Water discharged at each California port during 2020.

If you have questions or would like more information please email Lina Ceballos.

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Program Manager
Chris Scianni
562.499.6390
Chris.Scianni@slc.ca.gov

Ballast Water and Biofouling
Lina Ceballos Osuna
916.574.1864
Lina.Ceballos@slc.ca.gov

Raya Nedelcheva
916.574.2568
Raya.Nedelcheva@slc.ca.gov

Jonathan Thompson
916.574.2276
Jonathan.Thompson@slc.ca.gov

Recordkeeping/Administration
Jackie Mackay
562.499.6312
Jackie.Mackay@slc.ca.gov

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