All rankings
California · California (CIWQS)
Pacific Grove City
B
Seldom reaches water
Reported events
100
Total volume
23K gal
Reached waterways
13 (13%)
Reporting since
2007
What caused the overflows
Equipment Failure
33
Root Intrusion
28
Other / Unknown
27
Grease / FOG
12
Reported overflow events (showing 100 of 100)
| Date | Volume | Cause | Reached water | Receiving water |
|---|---|---|---|---|
| Jan 17, 2026 | 50 gal | Root Intrusion | — | — |
| Nov 15, 2025 | 50 gal | Grease / FOG | — | — |
| Jun 2, 2025 | 1K gal | Equipment Failure | Yes | Monterey Bay |
| Jan 18, 2025 | 200 gal | Root Intrusion | — | — |
| Oct 21, 2024 | 150 gal | Grease / FOG | — | — |
| Sep 21, 2024 | 50 gal | Root Intrusion | — | — |
| Sep 21, 2024 | 1K gal | Other / Unknown | Yes | Pacific Ocean |
| May 24, 2024 | 450 gal | Grease / FOG | — | — |
| May 24, 2024 | 450 gal | Grease / FOG | — | — |
| Mar 24, 2024 | 150 gal | Root Intrusion | — | — |
| Mar 24, 2024 | 150 gal | Root Intrusion | — | — |
| Mar 24, 2024 | 150 gal | Root Intrusion | — | — |
| Aug 20, 2023 | 400 gal | Other / Unknown | — | — |
| Dec 4, 2022 | 100 gal | Grease / FOG | Yes | Separate Storm Drain |
| Nov 14, 2022 | 100 gal | Grease / FOG | — | Unpaved surface |
| Oct 1, 2022 | 50 gal | Equipment Failure | — | Beach |
| Jun 29, 2022 | 10 gal | Root Intrusion | — | Unpaved surface |
| Jan 2, 2022 | 50 gal | Equipment Failure | — | Unpaved surface |
| Jan 2, 2022 | 400 gal | Equipment Failure | — | Other (specify below) |
| Jan 1, 2022 | 300 gal | Equipment Failure | — | Unpaved surface |
| Dec 30, 2021 | 850 gal | Equipment Failure | Yes | Beach |
| Sep 25, 2021 | 980 gal | Equipment Failure | — | Other (specify below) |
| Sep 13, 2021 | 40 gal | Equipment Failure | — | Unpaved surface |
| Oct 2, 2020 | 25 gal | Equipment Failure | — | Unpaved surface |
| Mar 29, 2020 | 100 gal | Equipment Failure | — | Unpaved surface |
| Mar 13, 2020 | 15 gal | Root Intrusion | — | Paved Surface |
| Feb 4, 2020 | 5 gal | Equipment Failure | — | Paved Surface |
| Jan 27, 2020 | 25 gal | Equipment Failure | — | Unpaved surface |
| Sep 22, 2019 | 50 gal | Equipment Failure | — | Street/Curb and Gutter |
| Jul 29, 2019 | 85 gal | Root Intrusion | — | Paved Surface |
| Jun 3, 2019 | 500 gal | Equipment Failure | — | Unpaved surface |
| Jan 3, 2019 | 275 gal | Root Intrusion | — | Combined Storm Drain (Combined CS only) |
| Nov 14, 2018 | 1K gal | Equipment Failure | — | Unpaved surface |
| Sep 12, 2018 | 42 gal | Root Intrusion | — | Combined Storm Drain (Combined CS only) |
| Mar 10, 2018 | 3K gal | Equipment Failure | Yes | Beach;Paved Surface;Surface Water;Unpaved surface |
| Jan 20, 2018 | 300 gal | Equipment Failure | — | Unpaved surface |
| Dec 16, 2017 | 150 gal | Equipment Failure | — | Unpaved surface |
| Oct 21, 2017 | 10 gal | Equipment Failure | — | Street/Curb and Gutter |
| Oct 21, 2016 | 100 gal | Equipment Failure | — | Unpaved surface |
| Jun 25, 2016 | 30 gal | Equipment Failure | — | Street/Curb and Gutter |
| Oct 3, 2015 | 10 gal | Root Intrusion | — | Separate Storm Drain;Street/Curb and Gutter |
| Jul 8, 2015 | 250 gal | Equipment Failure | — | Unpaved surface |
| Feb 12, 2015 | 100 gal | Equipment Failure | Yes | Separate Storm Drain;Street/Curb and Gutter |
| Feb 2, 2015 | 400 gal | Grease / FOG | — | Unpaved surface |
| Jan 15, 2015 | 35 gal | Equipment Failure | — | Combined Storm Drain (Combined CS only) |
| Dec 28, 2014 | 35 gal | Equipment Failure | — | Unpaved surface |
| Dec 25, 2014 | 180 gal | Equipment Failure | Yes | Separate Storm Drain |
| Oct 20, 2014 | 120 gal | Equipment Failure | — | Paved Surface |
| Oct 1, 2014 | 200 gal | Root Intrusion | — | Paved Surface |
| Aug 17, 2014 | 30 gal | Equipment Failure | — | Unpaved surface |
| Jan 2, 2014 | 55 gal | Root Intrusion | — | Unpaved surface |
| Oct 19, 2013 | 40 gal | Equipment Failure | — | Street/Curb and Gutter |
| Sep 8, 2013 | 498 gal | Other / Unknown | Yes | Paved Surface |
| Aug 4, 2013 | 25 gal | Other / Unknown | Yes | Other (specify below) |
| Aug 3, 2013 | 25 gal | Other / Unknown | Yes | Other (specify below) |
| Jun 22, 2013 | 75 gal | Other / Unknown | — | Unpaved surface |
| Feb 12, 2013 | 25 gal | Other / Unknown | — | Street/curb and gutter |
| Dec 12, 2012 | 500 gal | Root Intrusion | — | Unpaved surface |
| Mar 7, 2012 | 800 gal | Other / Unknown | Yes | Surface water |
| Jan 26, 2012 | 55 gal | Other / Unknown | Yes | Surface water |
| Oct 24, 2011 | 55 gal | Other / Unknown | — | Unpaved surface |
| Jun 7, 2011 | 10 gal | Root Intrusion | — | Other (specify below) |
| Feb 3, 2011 | 10 gal | Other / Unknown | — | Street/curb and gutter |
| Dec 16, 2010 | 100 gal | Equipment Failure | — | Street/curb and gutter |
| Nov 17, 2010 | 300 gal | Grease / FOG | — | Street/curb and gutter |
| Nov 17, 2010 | 10 gal | Other / Unknown | — | Street/curb and gutter |
| Nov 17, 2010 | 300 gal | Other / Unknown | — | Other (specify below) |
| May 5, 2010 | 50 gal | Other / Unknown | — | Street/curb and gutter |
| Mar 30, 2010 | 200 gal | Other / Unknown | — | Street/curb and gutter |
| Feb 2, 2010 | 150 gal | Other / Unknown | — | Street/curb and gutter |
| Nov 26, 2009 | 1 gal | Other / Unknown | — | Other (specify below) |
| Nov 14, 2009 | 100 gal | Other / Unknown | — | Street/curb and gutter |
| Oct 26, 2009 | 200 gal | Other / Unknown | Yes | Separate storm drain;Surface water |
| Oct 19, 2009 | 64 gal | Other / Unknown | — | Street/curb and gutter |
| Feb 24, 2009 | 49 gal | Other / Unknown | — | Street/curb and gutter |
| Dec 24, 2008 | 360 gal | Grease / FOG | — | Combined storm drain (combined CS only) |
| Dec 23, 2008 | 350 gal | Other / Unknown | — | Other (specify below) |
| Dec 20, 2008 | 30 gal | Root Intrusion | — | Street/curb and gutter |
| Nov 7, 2008 | 20 gal | Root Intrusion | — | Other (specify below) |
| Sep 12, 2008 | 500 gal | Grease / FOG | — | Street/curb and gutter |
| Aug 31, 2008 | 150 gal | Root Intrusion | — | Street/curb and gutter |
| Aug 30, 2008 | 70 gal | Other / Unknown | — | Street/curb and gutter |
| Aug 28, 2008 | 30 gal | Other / Unknown | — | Street/curb and gutter |
| Jun 18, 2008 | 100 gal | Other / Unknown | — | Street/curb and gutter |
| Mar 5, 2008 | 3K gal | Root Intrusion | — | Separate storm drain;Street/curb and gutter;Other (specify below) |
| Feb 29, 2008 | 50 gal | Other / Unknown | — | Building or structure |
| Jan 17, 2008 | 75 gal | Root Intrusion | — | Other (specify below) |
| Dec 16, 2007 | 30 gal | Grease / FOG | — | Other (specify below) |
| Nov 7, 2007 | 500 gal | Equipment Failure | — | Other (specify below) |
| Aug 28, 2007 | 200 gal | Root Intrusion | — | Street/curb and gutter |
| Aug 28, 2007 | 65 gal | Root Intrusion | — | Other (specify below) |
| Aug 27, 2007 | 50 gal | Root Intrusion | — | Other (specify below) |
| Jul 27, 2007 | 20 gal | Other / Unknown | — | Street/curb and gutter |
| Jul 3, 2007 | 60 gal | Root Intrusion | — | Street/curb and gutter |
| Jun 23, 2007 | 30 gal | Root Intrusion | — | Unpaved surface |
| Apr 24, 2007 | 40 gal | Root Intrusion | — | Unpaved surface |
| Mar 7, 2007 | 30 gal | Root Intrusion | — | Unpaved surface |
| Mar 5, 2007 | 35 gal | Equipment Failure | — | Street/curb and gutter |
| Feb 6, 2007 | 35 gal | Grease / FOG | — | Separate storm drain |
| Jan 10, 2007 | 5 gal | Equipment Failure | — | Street/curb and gutter |
Source: California (CIWQS). Volumes are utility-reported estimates. Some events lack precise coordinates or volumes.