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California · California (CIWQS)
Pinole
F
Usually reaches water
Reported events
37
Total volume
171K gal
Reached waterways
29 (78%)
Reporting since
2007
What caused the overflows
Root Intrusion
14
Rainfall / Flooding
9
Equipment Failure
5
Other / Unknown
4
Grease / FOG
3
Capacity Issue
2
Reported overflow events (showing 37 of 37)
| Date | Volume | Cause | Reached water | Receiving water |
|---|---|---|---|---|
| Mar 21, 2023 | 1K gal | Capacity Issue | Yes | Separate Storm Drain;Street/Curb and Gutter |
| Mar 10, 2023 | 2K gal | Rainfall / Flooding | Yes | Separate Storm Drain |
| Oct 24, 2021 | 1K gal | Rainfall / Flooding | — | Separate Storm Drain |
| Nov 19, 2019 | 1K gal | Root Intrusion | Yes | Paved Surface;Street/Curb and Gutter |
| Feb 13, 2019 | 82K gal | Rainfall / Flooding | Yes | Surface Water |
| Jan 16, 2019 | 9K gal | Rainfall / Flooding | Yes | Separate Storm Drain;Street/Curb and Gutter |
| Jan 6, 2019 | 6K gal | Capacity Issue | Yes | Separate Storm Drain |
| Dec 17, 2018 | 2K gal | Root Intrusion | — | Unpaved surface |
| Nov 11, 2018 | 5K gal | Root Intrusion | — | Drainage Channel |
| Dec 20, 2016 | 1K gal | Root Intrusion | Yes | Surface Water;Unpaved surface |
| Dec 15, 2016 | 1K gal | Root Intrusion | Yes | Separate Storm Drain;Street/Curb and Gutter |
| Dec 15, 2016 | 15K gal | Rainfall / Flooding | Yes | Separate Storm Drain;Street/Curb and Gutter |
| Dec 7, 2015 | 1K gal | Root Intrusion | Yes | Surface Water |
| Dec 5, 2015 | 2K gal | Root Intrusion | Yes | Paved Surface;Surface Water |
| Dec 10, 2014 | 12K gal | Rainfall / Flooding | Yes | Separate Storm Drain;Surface Water |
| Nov 4, 2013 | 5K gal | Equipment Failure | Yes | Separate Storm Drain |
| Nov 1, 2013 | 750 gal | Equipment Failure | Yes | Separate Storm Drain |
| May 28, 2013 | 300 gal | Other / Unknown | Yes | Separate storm drain |
| Mar 28, 2013 | 2K gal | Root Intrusion | Yes | Separate storm drain |
| Apr 2, 2012 | 1K gal | Root Intrusion | Yes | Separate storm drain |
| Mar 14, 2012 | 3K gal | Rainfall / Flooding | Yes | Separate storm drain |
| Mar 24, 2011 | 2K gal | Other / Unknown | Yes | Separate storm drain;Street/curb and gutter |
| Mar 28, 2010 | 25 gal | Other / Unknown | — | Street/curb and gutter |
| Feb 2, 2010 | 500 gal | Grease / FOG | Yes | Storm drain |
| Nov 17, 2008 | 2K gal | Grease / FOG | Yes | Separate storm drain |
| Mar 27, 2008 | 50 gal | Root Intrusion | — | Unpaved surface |
| Mar 26, 2008 | 20 gal | Equipment Failure | Yes | Storm drain |
| Mar 2, 2008 | 4K gal | Equipment Failure | Yes | Surface water |
| Jan 28, 2008 | 25 gal | Root Intrusion | — | Unpaved surface |
| Jan 26, 2008 | 10 gal | Equipment Failure | — | Unpaved surface |
| Jan 25, 2008 | 5K gal | Rainfall / Flooding | Yes | Separate storm drain |
| Jan 4, 2008 | 3K gal | Rainfall / Flooding | Yes | Storm drain |
| Jan 4, 2008 | 1K gal | Other / Unknown | Yes | Storm drain |
| Dec 1, 2007 | 180 gal | Root Intrusion | Yes | Other (specify below) |
| Nov 14, 2007 | 50 gal | Root Intrusion | — | Storm drain |
| Nov 14, 2007 | 1K gal | Root Intrusion | Yes | Separate storm drain |
| May 21, 2007 | 450 gal | Grease / FOG | Yes | Surface water |
Source: California (CIWQS). Volumes are utility-reported estimates. Some events lack precise coordinates or volumes.