All rankings
California · California (CIWQS)
South Pasadena City
F
Usually reaches water
Reported events
59
Total volume
200K gal
Reached waterways
36 (61%)
Reporting since
2007
What caused the overflows
Root Intrusion
32
Equipment Failure
15
Other / Unknown
7
Grease / FOG
5
Reported overflow events (showing 59 of 59)
| Date | Volume | Cause | Reached water | Receiving water |
|---|---|---|---|---|
| Jul 17, 2024 | 390 gal | Equipment Failure | — | — |
| Apr 24, 2024 | 11K gal | Equipment Failure | Yes | Los Angeles River |
| Jun 28, 2023 | 450 gal | Root Intrusion | — | — |
| Mar 4, 2023 | 310 gal | Root Intrusion | — | Paved Surface |
| Aug 4, 2018 | 82 gal | Equipment Failure | — | Paved Surface |
| May 6, 2018 | 75 gal | Equipment Failure | — | Unpaved surface |
| Jan 12, 2018 | 300 gal | Equipment Failure | — | Unpaved surface |
| Feb 20, 2016 | 205 gal | Root Intrusion | — | Unpaved surface |
| Jan 22, 2016 | 180 gal | Root Intrusion | — | Building or Structure |
| Aug 23, 2015 | 48K gal | Equipment Failure | Yes | Separate Storm Drain;Street/Curb and Gutter |
| Apr 13, 2015 | 450 gal | Root Intrusion | Yes | Separate Storm Drain;Street/Curb and Gutter |
| Apr 12, 2015 | 525 gal | Root Intrusion | Yes | Separate Storm Drain;Street/Curb and Gutter |
| Feb 23, 2015 | 3K gal | Other / Unknown | Yes | Building or Structure;Separate Storm Drain;Street/Curb and Gutter |
| Dec 24, 2014 | 200 gal | Root Intrusion | Yes | Separate Storm Drain |
| Nov 25, 2014 | 5K gal | Root Intrusion | Yes | Combined Storm Drain (Combined CS only);Street/Curb and Gutter |
| Mar 3, 2014 | 7 gal | Equipment Failure | — | Street/Curb and Gutter |
| Jan 15, 2014 | 1K gal | Root Intrusion | — | Building or Structure |
| Nov 12, 2013 | 600 gal | Root Intrusion | Yes | Separate Storm Drain |
| Sep 28, 2013 | 9 gal | Root Intrusion | — | Paved Surface |
| Mar 30, 2013 | 425 gal | Root Intrusion | — | Street/curb and gutter |
| Mar 25, 2013 | 3K gal | Other / Unknown | Yes | Separate storm drain |
| Feb 28, 2013 | 75 gal | Root Intrusion | — | Unpaved surface |
| Feb 10, 2013 | 525 gal | Other / Unknown | — | Unpaved surface |
| Feb 4, 2013 | 450 gal | Root Intrusion | Yes | Separate storm drain |
| Dec 25, 2012 | 450 gal | Other / Unknown | — | Unpaved surface |
| Oct 29, 2012 | 125 gal | Root Intrusion | Yes | Separate storm drain |
| Sep 25, 2012 | 800 gal | Root Intrusion | Yes | Separate storm drain |
| Aug 21, 2012 | 250 gal | Equipment Failure | — | Unpaved surface |
| Apr 9, 2012 | 200 gal | Equipment Failure | Yes | Separate storm drain |
| Feb 24, 2012 | 450 gal | Root Intrusion | — | Street/curb and gutter |
| Dec 20, 2011 | 300 gal | Root Intrusion | — | Unpaved surface |
| Nov 15, 2011 | 275 gal | Root Intrusion | Yes | Separate storm drain |
| Mar 9, 2011 | 275 gal | Root Intrusion | Yes | Separate storm drain |
| Jan 7, 2011 | 5 gal | Root Intrusion | — | Unpaved surface |
| Dec 22, 2010 | 19K gal | Grease / FOG | Yes | Separate storm drain |
| Nov 29, 2010 | 60 gal | Root Intrusion | — | Unpaved surface |
| Oct 13, 2010 | 300 gal | Root Intrusion | Yes | Separate storm drain |
| Jun 30, 2010 | 4K gal | Root Intrusion | Yes | Separate storm drain;Street/curb and gutter |
| May 9, 2010 | 2K gal | Root Intrusion | Yes | Separate storm drain |
| Apr 27, 2010 | 300 gal | Grease / FOG | Yes | Separate storm drain |
| Jan 18, 2010 | 8K gal | Other / Unknown | Yes | Separate storm drain |
| Dec 31, 2009 | 10K gal | Root Intrusion | Yes | Separate storm drain |
| Dec 18, 2009 | 3K gal | Grease / FOG | Yes | Separate storm drain |
| Dec 4, 2009 | 300 gal | Root Intrusion | — | Street/curb and gutter |
| Oct 10, 2009 | 14K gal | Equipment Failure | Yes | Separate storm drain;Surface water |
| Oct 4, 2009 | 14K gal | Equipment Failure | Yes | Separate storm drain |
| May 5, 2009 | 6K gal | Equipment Failure | Yes | Separate storm drain |
| Apr 17, 2009 | 200 gal | Other / Unknown | — | Unpaved surface |
| Mar 18, 2009 | 2K gal | Root Intrusion | Yes | Separate storm drain |
| Mar 14, 2009 | 18K gal | Root Intrusion | Yes | Separate storm drain |
| Jan 25, 2009 | 300 gal | Root Intrusion | Yes | Separate storm drain |
| Jan 18, 2009 | 2K gal | Equipment Failure | Yes | Separate storm drain |
| Dec 22, 2008 | 8K gal | Other / Unknown | Yes | Separate storm drain |
| Aug 24, 2008 | 2K gal | Equipment Failure | — | Separate storm drain |
| Aug 4, 2008 | 600 gal | Root Intrusion | Yes | Other paved surface |
| Oct 12, 2007 | 3K gal | Root Intrusion | Yes | Separate storm drain;Street/curb and gutter |
| Jun 19, 2007 | 240 gal | Grease / FOG | Yes | Separate storm drain |
| May 21, 2007 | 5K gal | Equipment Failure | Yes | Separate storm drain |
| Jan 29, 2007 | 600 gal | Grease / FOG | Yes | Separate storm drain |
Source: California (CIWQS). Volumes are utility-reported estimates. Some events lack precise coordinates or volumes.