All rankings
California · California (CIWQS)
Seaside CSD
B
Seldom reaches water
Reported events
219
Total volume
70K gal
Reached waterways
14 (6%)
Reporting since
2007
What caused the overflows
Root Intrusion
85
Grease / FOG
70
Equipment Failure
36
Other / Unknown
28
Reported overflow events (showing 200 of 219)
| Date | Volume | Cause | Reached water | Receiving water |
|---|---|---|---|---|
| May 11, 2026 | 4K gal | Root Intrusion | — | — |
| Jan 6, 2026 | 435 gal | Equipment Failure | — | — |
| Oct 13, 2025 | 1K gal | Root Intrusion | — | — |
| Dec 8, 2024 | 1K gal | Grease / FOG | — | — |
| Jun 29, 2024 | 280 gal | Equipment Failure | — | — |
| Jun 16, 2024 | 357 gal | Root Intrusion | — | — |
| May 19, 2024 | 2K gal | Root Intrusion | — | — |
| Mar 24, 2024 | 200 gal | Equipment Failure | — | — |
| Feb 19, 2024 | 2K gal | Root Intrusion | — | — |
| Dec 22, 2023 | 228 gal | Root Intrusion | — | — |
| Oct 16, 2023 | 1K gal | Root Intrusion | — | — |
| Aug 24, 2023 | 100 gal | Grease / FOG | — | — |
| Jun 15, 2023 | 50 gal | Equipment Failure | — | — |
| Mar 28, 2023 | 100 gal | Equipment Failure | — | Unpaved surface |
| Mar 11, 2023 | 975 gal | Equipment Failure | — | Unpaved surface |
| Feb 22, 2023 | 570 gal | Grease / FOG | — | Unpaved surface |
| Feb 21, 2023 | 50 gal | Grease / FOG | — | Separate Storm Drain |
| Dec 17, 2022 | 25 gal | Equipment Failure | — | Street/Curb and Gutter |
| Dec 2, 2022 | 2K gal | Equipment Failure | — | Separate Storm Drain;Street/Curb and Gutter |
| Nov 21, 2022 | 30 gal | Grease / FOG | — | Paved Surface;Separate Storm Drain |
| Oct 24, 2022 | 450 gal | Other / Unknown | — | Other (specify below) |
| Sep 20, 2022 | 20 gal | Equipment Failure | — | Street/Curb and Gutter |
| Jul 29, 2022 | 90 gal | Root Intrusion | — | Paved Surface |
| Jul 11, 2022 | 60 gal | Equipment Failure | — | Street/Curb and Gutter |
| Jun 9, 2022 | 80 gal | Root Intrusion | — | Separate Storm Drain |
| Mar 22, 2022 | 360 gal | Grease / FOG | — | Separate Storm Drain |
| Mar 4, 2022 | 60 gal | Grease / FOG | — | Unpaved surface |
| Feb 26, 2022 | 30 gal | Equipment Failure | — | Paved Surface |
| Nov 26, 2021 | 90 gal | Root Intrusion | — | Separate Storm Drain;Street/Curb and Gutter |
| Nov 23, 2021 | 475 gal | Root Intrusion | — | Separate Storm Drain;Street/Curb and Gutter |
| Oct 18, 2021 | 50 gal | Root Intrusion | — | Unpaved surface |
| Oct 11, 2021 | 280 gal | Equipment Failure | — | Separate Storm Drain;Street/Curb and Gutter |
| Apr 25, 2021 | 975 gal | Equipment Failure | Yes | Separate Storm Drain |
| Mar 16, 2021 | 100 gal | Root Intrusion | — | Unpaved surface |
| Mar 4, 2021 | 57 gal | Equipment Failure | — | Separate Storm Drain;Street/Curb and Gutter |
| Dec 29, 2020 | 158 gal | Root Intrusion | — | Paved Surface;Separate Storm Drain;Unpaved surface |
| Oct 2, 2020 | 150 gal | Root Intrusion | — | Separate Storm Drain |
| Aug 30, 2020 | 150 gal | Equipment Failure | — | Separate Storm Drain;Street/Curb and Gutter |
| Jun 23, 2020 | 50 gal | Other / Unknown | — | Separate Storm Drain |
| May 28, 2020 | 100 gal | Other / Unknown | — | Separate Storm Drain;Unpaved surface |
| Nov 23, 2019 | 80 gal | Equipment Failure | — | Separate Storm Drain;Street/Curb and Gutter;Unpaved surface |
| Jul 15, 2019 | 800 gal | Root Intrusion | Yes | Separate Storm Drain |
| May 2, 2019 | 100 gal | Grease / FOG | — | Paved Surface;Separate Storm Drain;Street/Curb and Gutter |
| Apr 24, 2019 | 600 gal | Root Intrusion | — | Separate Storm Drain |
| Mar 27, 2019 | 70 gal | Root Intrusion | — | Unpaved surface |
| Mar 26, 2019 | 850 gal | Equipment Failure | Yes | Separate Storm Drain;Street/Curb and Gutter |
| Dec 28, 2018 | 100 gal | Root Intrusion | — | Unpaved surface |
| Nov 18, 2018 | 60 gal | Grease / FOG | — | Street/Curb and Gutter |
| Sep 26, 2018 | 20 gal | Root Intrusion | — | Street/Curb and Gutter |
| Feb 25, 2018 | 270 gal | Equipment Failure | — | Unpaved surface |
| Feb 10, 2018 | 30 gal | Grease / FOG | — | Unpaved surface |
| Feb 2, 2018 | 120 gal | Equipment Failure | — | Separate Storm Drain |
| Nov 5, 2017 | 1K gal | Equipment Failure | Yes | Surface Water |
| Sep 22, 2017 | 150 gal | Equipment Failure | — | Unpaved surface |
| Sep 2, 2017 | 1 gal | Root Intrusion | — | Street/Curb and Gutter |
| Jul 23, 2017 | 80 gal | Equipment Failure | — | Unpaved surface |
| Jul 22, 2017 | 100 gal | Equipment Failure | Yes | Street/Curb and Gutter;Unpaved surface |
| Jul 15, 2017 | 100 gal | Root Intrusion | — | Unpaved surface |
| Apr 22, 2017 | 800 gal | Grease / FOG | — | Unpaved surface |
| Feb 27, 2017 | 250 gal | Root Intrusion | — | Separate Storm Drain |
| Feb 27, 2017 | 400 gal | Root Intrusion | Yes | Surface Water |
| Jan 31, 2017 | 15 gal | Root Intrusion | — | Unpaved surface |
| Jan 25, 2017 | 100 gal | Root Intrusion | — | Unpaved surface |
| Jan 14, 2017 | 200 gal | Root Intrusion | — | Separate Storm Drain |
| Jan 4, 2017 | 25 gal | Root Intrusion | — | Unpaved surface |
| Dec 31, 2016 | 85 gal | Root Intrusion | — | Unpaved surface |
| Dec 17, 2016 | 500 gal | Grease / FOG | — | Unpaved surface |
| Dec 11, 2016 | 100 gal | Equipment Failure | — | Unpaved surface |
| Nov 4, 2016 | 300 gal | Grease / FOG | — | Separate Storm Drain |
| Sep 24, 2016 | 4 gal | Grease / FOG | — | Unpaved surface |
| Aug 21, 2016 | 3K gal | Equipment Failure | — | Separate Storm Drain |
| Jul 17, 2016 | 150 gal | Equipment Failure | — | Separate Storm Drain |
| Jun 4, 2016 | 60 gal | Grease / FOG | — | Building or Structure |
| May 23, 2016 | 850 gal | Root Intrusion | — | Separate Storm Drain |
| Mar 12, 2016 | 10 gal | Grease / FOG | — | Unpaved surface |
| Mar 6, 2016 | 50 gal | Root Intrusion | — | Separate Storm Drain |
| Feb 19, 2016 | 150 gal | Grease / FOG | — | Separate Storm Drain |
| Oct 19, 2015 | 20 gal | Grease / FOG | — | Separate Storm Drain |
| Jun 26, 2015 | 35 gal | Grease / FOG | — | Building or Structure |
| Jun 25, 2015 | 200 gal | Equipment Failure | Yes | Separate Storm Drain |
| Jun 23, 2015 | 30 gal | Root Intrusion | — | Unpaved surface |
| Jun 1, 2015 | 90 gal | Root Intrusion | — | Paved Surface |
| Mar 9, 2015 | 30 gal | Grease / FOG | — | Unpaved surface |
| Feb 26, 2015 | 80 gal | Other / Unknown | — | Unpaved surface |
| Feb 16, 2015 | 10 gal | Root Intrusion | — | Unpaved surface |
| Feb 3, 2015 | 20 gal | Grease / FOG | — | Unpaved surface |
| Dec 29, 2014 | 20 gal | Grease / FOG | — | Paved Surface |
| Dec 8, 2014 | 250 gal | Grease / FOG | — | Unpaved surface |
| Aug 17, 2014 | 35 gal | Grease / FOG | — | Separate Storm Drain |
| Jul 24, 2014 | 100 gal | Root Intrusion | Yes | Separate Storm Drain |
| Jun 18, 2014 | 75 gal | Grease / FOG | Yes | Surface Water |
| May 9, 2014 | 50 gal | Equipment Failure | — | Separate Storm Drain |
| Apr 18, 2014 | 300 gal | Grease / FOG | — | Separate Storm Drain |
| Apr 6, 2014 | 50 gal | Equipment Failure | — | Separate Storm Drain |
| Apr 1, 2014 | 50 gal | Equipment Failure | — | Unpaved surface |
| Jan 1, 2014 | 100 gal | Grease / FOG | — | Unpaved surface |
| Nov 27, 2013 | 250 gal | Root Intrusion | — | Separate Storm Drain |
| Nov 23, 2013 | 1 gal | Other / Unknown | — | Paved Surface |
| Nov 19, 2013 | 30 gal | Equipment Failure | — | Unpaved surface |
| Sep 23, 2013 | 500 gal | Equipment Failure | — | Building or Structure |
| Sep 22, 2013 | 300 gal | Root Intrusion | — | Separate Storm Drain |
| Sep 22, 2013 | 50 gal | Equipment Failure | — | Unpaved surface |
| Sep 8, 2013 | 50 gal | Equipment Failure | Yes | Separate Storm Drain |
| Sep 7, 2013 | 400 gal | Grease / FOG | Yes | Separate Storm Drain |
| Aug 7, 2013 | 150 gal | Other / Unknown | — | Unpaved surface |
| Aug 6, 2013 | 200 gal | Root Intrusion | — | Separate storm drain |
| Jul 10, 2013 | 300 gal | Other / Unknown | — | Building or structure;Separate storm drain |
| Jul 7, 2013 | 150 gal | Grease / FOG | — | Unpaved surface |
| Jul 1, 2013 | 200 gal | Grease / FOG | — | Unpaved surface |
| May 1, 2013 | 200 gal | Root Intrusion | — | Separate storm drain |
| May 1, 2013 | 150 gal | Root Intrusion | — | Separate storm drain |
| Apr 10, 2013 | 75 gal | Root Intrusion | — | Separate storm drain |
| Apr 7, 2013 | 300 gal | Grease / FOG | — | Separate storm drain |
| Jan 6, 2013 | 200 gal | Grease / FOG | — | Unpaved surface |
| Dec 29, 2012 | 300 gal | Root Intrusion | — | Unpaved surface |
| Dec 27, 2012 | 50 gal | Other / Unknown | — | Street/curb and gutter |
| Dec 20, 2012 | 150 gal | Grease / FOG | — | Separate storm drain |
| Dec 11, 2012 | 300 gal | Other / Unknown | — | Other paved surface |
| Dec 7, 2012 | 100 gal | Grease / FOG | — | Unpaved surface |
| Nov 28, 2012 | 200 gal | Root Intrusion | — | Unpaved surface |
| Nov 4, 2012 | 300 gal | Root Intrusion | — | Building or structure |
| Sep 27, 2012 | 950 gal | Other / Unknown | — | Separate storm drain |
| Jun 28, 2012 | 25 gal | Root Intrusion | — | Unpaved surface |
| Apr 22, 2012 | 300 gal | Root Intrusion | — | Separate storm drain |
| Apr 19, 2012 | 300 gal | Root Intrusion | — | Separate storm drain |
| Apr 1, 2012 | 50 gal | Other / Unknown | — | Unpaved surface |
| Mar 20, 2012 | 45 gal | Root Intrusion | — | Other paved surface |
| Mar 14, 2012 | 15 gal | Root Intrusion | — | Unpaved surface |
| Mar 3, 2012 | 20 gal | Grease / FOG | — | Separate storm drain |
| Feb 28, 2012 | 25 gal | Grease / FOG | — | Unpaved surface |
| Feb 28, 2012 | 150 gal | Grease / FOG | — | Separate storm drain |
| Feb 26, 2012 | 400 gal | Other / Unknown | — | Separate storm drain |
| Feb 25, 2012 | 200 gal | Root Intrusion | — | Unpaved surface |
| Feb 25, 2012 | 50 gal | Grease / FOG | — | Unpaved surface |
| Feb 20, 2012 | 100 gal | Grease / FOG | — | Separate storm drain |
| Jan 19, 2012 | 200 gal | Grease / FOG | Yes | Separate storm drain |
| Jan 17, 2012 | 80 gal | Grease / FOG | — | Unpaved surface |
| Jan 4, 2012 | 75 gal | Root Intrusion | — | Separate storm drain |
| Dec 27, 2011 | 150 gal | Other / Unknown | — | Separate storm drain |
| Dec 26, 2011 | 500 gal | Grease / FOG | — | Separate storm drain |
| Dec 24, 2011 | 20 gal | Root Intrusion | — | Unpaved surface |
| Nov 14, 2011 | 100 gal | Grease / FOG | — | Separate storm drain |
| Nov 13, 2011 | 8K gal | Grease / FOG | — | Unpaved surface |
| Oct 18, 2011 | 150 gal | Grease / FOG | — | Other paved surface |
| Oct 9, 2011 | 100 gal | Grease / FOG | — | Separate Storm Drain |
| Oct 7, 2011 | 10K gal | Other / Unknown | — | Separate storm drain |
| Sep 30, 2011 | 100 gal | Other / Unknown | — | Unpaved surface |
| Sep 13, 2011 | 50 gal | Other / Unknown | — | Unpaved surface |
| Sep 13, 2011 | 50 gal | Root Intrusion | — | Unpaved surface |
| Sep 11, 2011 | 100 gal | Other / Unknown | — | Other paved surface |
| Aug 1, 2011 | 200 gal | Root Intrusion | — | Separate storm drain |
| Jul 14, 2011 | 400 gal | Root Intrusion | — | Separate storm drain |
| Jun 26, 2011 | 300 gal | Other / Unknown | — | Separate storm drain |
| Jun 8, 2011 | 300 gal | Root Intrusion | Yes | Surface water |
| May 14, 2011 | 30 gal | Root Intrusion | — | Separate storm drain |
| May 13, 2011 | 150 gal | Other / Unknown | — | Separate storm drain |
| May 9, 2011 | 200 gal | Root Intrusion | — | Unpaved surface |
| May 8, 2011 | 80 gal | Grease / FOG | — | Building or structure |
| Apr 28, 2011 | 30 gal | Grease / FOG | — | Building or structure;Unpaved surface |
| Apr 28, 2011 | 150 gal | Root Intrusion | Yes | Surface water |
| Apr 11, 2011 | 100 gal | Grease / FOG | — | Separate storm drain |
| Apr 7, 2011 | 400 gal | Other / Unknown | — | Unpaved surface |
| Mar 14, 2011 | 300 gal | Grease / FOG | — | Separate storm drain |
| Mar 9, 2011 | 30 gal | Other / Unknown | — | Unpaved surface |
| Mar 8, 2011 | 10 gal | Grease / FOG | — | Unpaved surface |
| Jan 4, 2011 | 10 gal | Root Intrusion | — | Other paved surface |
| Dec 27, 2010 | 50 gal | Grease / FOG | — | Unpaved surface |
| Dec 5, 2010 | 50 gal | Grease / FOG | — | Separate storm drain |
| Oct 20, 2010 | 400 gal | Root Intrusion | — | Storm drain |
| Oct 13, 2010 | 80 gal | Root Intrusion | — | Unpaved surface |
| Oct 9, 2010 | 5 gal | Grease / FOG | — | Storm drain |
| Sep 29, 2010 | 300 gal | Grease / FOG | — | Storm drain |
| Sep 25, 2010 | 100 gal | Root Intrusion | — | Storm drain |
| Sep 12, 2010 | 200 gal | Root Intrusion | — | Unpaved surface |
| May 9, 2010 | 600 gal | Root Intrusion | — | Storm drain |
| May 9, 2010 | 200 gal | Root Intrusion | — | Street/curb and gutter |
| May 7, 2010 | 300 gal | Root Intrusion | — | Storm drain |
| May 3, 2010 | 60 gal | Root Intrusion | — | Other paved surface |
| Mar 26, 2010 | 300 gal | Root Intrusion | — | Storm drain |
| Feb 11, 2010 | 100 gal | Grease / FOG | — | Storm drain |
| Feb 9, 2010 | 50 gal | Other / Unknown | — | Storm drain |
| Feb 4, 2010 | 50 gal | Root Intrusion | — | Storm drain |
| Jan 27, 2010 | 20 gal | Grease / FOG | — | Unpaved surface |
| Dec 2, 2009 | 40 gal | Grease / FOG | — | Unpaved surface |
| Nov 9, 2009 | 30 gal | Root Intrusion | — | Other paved surface;Street/curb and gutter |
| Nov 2, 2009 | 100 gal | Other / Unknown | — | Storm drain |
| Oct 25, 2009 | 5 gal | Root Intrusion | — | Unpaved surface |
| Oct 15, 2009 | 125 gal | Root Intrusion | — | Unpaved surface |
| Oct 4, 2009 | 200 gal | Root Intrusion | — | Storm drain;Street/curb and gutter |
| Oct 3, 2009 | 80 gal | Grease / FOG | — | Unpaved surface |
| Oct 1, 2009 | 150 gal | Root Intrusion | — | Separate storm drain;Street/curb and gutter |
| Sep 25, 2009 | 100 gal | Other / Unknown | — | Storm drain;Street/curb and gutter |
| Aug 11, 2009 | 50 gal | Grease / FOG | — | Other paved surface |
| Jul 13, 2009 | 30 gal | Root Intrusion | — | Other (specify below) |
| Jun 7, 2009 | 20 gal | Root Intrusion | — | Storm drain;Street/curb and gutter |
| Jun 4, 2009 | 8 gal | Grease / FOG | — | Other (specify below) |
| May 24, 2009 | 3 gal | Other / Unknown | — | Unpaved surface |
| May 23, 2009 | 100 gal | Root Intrusion | — | Street/curb and gutter |
| May 7, 2009 | 5 gal | Grease / FOG | — | Street/curb and gutter |
| Feb 9, 2009 | 75 gal | Grease / FOG | — | Street/curb and gutter |
Source: California (CIWQS). Volumes are utility-reported estimates. Some events lack precise coordinates or volumes.