All rankings
California · California (CIWQS)
El Dorado Irrigation District
C
Often reaches water
Reported events
249
Total volume
2.8M gal
Reached waterways
44 (18%)
Reporting since
2007
What caused the overflows
Root Intrusion
113
Equipment Failure
75
Other / Unknown
36
Grease / FOG
25
Reported overflow events (showing 200 of 249)
| Date | Volume | Cause | Reached water | Receiving water |
|---|---|---|---|---|
| Mar 16, 2026 | 4K gal | Root Intrusion | — | unnamed dry tributary to Deer Creek |
| Oct 19, 2025 | 398 gal | Root Intrusion | — | — |
| Feb 20, 2025 | 60 gal | Root Intrusion | — | — |
| Feb 5, 2025 | 2K gal | Equipment Failure | Yes | Tributary to Deer Creek |
| Nov 3, 2024 | 204 gal | Equipment Failure | — | — |
| Aug 31, 2024 | 257 gal | Grease / FOG | — | — |
| Jul 30, 2024 | 2K gal | Other / Unknown | — | — |
| Jun 27, 2024 | 16K gal | Other / Unknown | Yes | Unnamed dry creek leading to Holiday Lake |
| Apr 26, 2024 | 116 gal | Equipment Failure | — | — |
| Oct 11, 2023 | 240 gal | Root Intrusion | — | — |
| Sep 7, 2023 | 52 gal | Other / Unknown | — | — |
| Aug 4, 2023 | 374 gal | Root Intrusion | — | — |
| May 21, 2023 | 6 gal | Equipment Failure | — | Paved Surface |
| May 11, 2023 | 12K gal | Other / Unknown | Yes | Surface Water |
| Apr 7, 2023 | 7K gal | Other / Unknown | — | Unpaved surface |
| Mar 22, 2023 | 3 gal | Root Intrusion | — | Unpaved surface |
| Feb 13, 2023 | 295 gal | Equipment Failure | — | Street/Curb and Gutter;Unpaved surface |
| Jan 27, 2023 | 45 gal | Root Intrusion | — | Unpaved surface |
| Jan 20, 2023 | 25K gal | Equipment Failure | Yes | Drainage Channel |
| Jan 20, 2023 | 10 gal | Root Intrusion | — | Unpaved surface |
| Jan 4, 2023 | 26K gal | Other / Unknown | Yes | Surface Water |
| Jan 1, 2023 | 290K gal | Other / Unknown | Yes | Drainage Channel |
| Dec 31, 2022 | 60K gal | Other / Unknown | Yes | Surface Water |
| Dec 31, 2022 | 41K gal | Other / Unknown | Yes | Surface Water |
| Dec 31, 2022 | 2.2M gal | Other / Unknown | Yes | Surface Water |
| Dec 31, 2022 | 26K gal | Equipment Failure | Yes | Surface Water |
| Dec 16, 2022 | 3K gal | Root Intrusion | — | Unpaved surface |
| Sep 15, 2022 | 10 gal | Grease / FOG | — | Street/Curb and Gutter;Unpaved surface |
| Sep 12, 2022 | 147 gal | Equipment Failure | — | Street/Curb and Gutter;Unpaved surface |
| Sep 11, 2022 | 51 gal | Equipment Failure | — | Unpaved surface |
| Jul 8, 2022 | 72 gal | Root Intrusion | — | Paved Surface |
| May 4, 2022 | 36 gal | Equipment Failure | — | Unpaved surface |
| Mar 3, 2022 | 10 gal | Root Intrusion | — | Unpaved surface |
| Feb 21, 2022 | 50 gal | Equipment Failure | — | Unpaved surface |
| Feb 19, 2022 | 25 gal | Other / Unknown | — | Paved Surface;Unpaved surface |
| Feb 13, 2022 | 3K gal | Root Intrusion | Yes | Drainage Channel |
| Jan 25, 2022 | 384 gal | Root Intrusion | — | Unpaved surface |
| Jan 2, 2022 | 730 gal | Grease / FOG | Yes | Drainage Channel |
| Dec 30, 2021 | 160 gal | Equipment Failure | — | Unpaved surface |
| Dec 5, 2021 | 5 gal | Root Intrusion | — | Unpaved surface |
| Nov 25, 2021 | 3 gal | Root Intrusion | — | Unpaved surface |
| Nov 19, 2021 | 10 gal | Root Intrusion | — | Unpaved surface |
| Oct 27, 2021 | 162 gal | Root Intrusion | — | Paved Surface;Unpaved surface |
| Oct 26, 2021 | 9K gal | Equipment Failure | Yes | Surface Water |
| Oct 25, 2021 | 6K gal | Equipment Failure | Yes | Surface Water |
| Oct 14, 2021 | 65 gal | Root Intrusion | — | Paved Surface |
| Oct 2, 2021 | 165 gal | Equipment Failure | — | Paved Surface;Unpaved surface |
| Mar 26, 2021 | 250 gal | Equipment Failure | — | Unpaved surface |
| Mar 25, 2021 | 55 gal | Grease / FOG | — | Unpaved surface |
| Jan 23, 2021 | 120 gal | Equipment Failure | — | Unpaved surface |
| Dec 24, 2020 | 5 gal | Root Intrusion | — | Unpaved surface |
| Oct 29, 2020 | 2K gal | Root Intrusion | Yes | Drainage Channel |
| Oct 27, 2020 | 5 gal | Root Intrusion | — | Unpaved surface |
| Aug 27, 2020 | 2 gal | Equipment Failure | — | Unpaved surface |
| Jul 19, 2020 | 300 gal | Grease / FOG | — | Unpaved surface |
| Jun 29, 2020 | 72 gal | Equipment Failure | — | Paved Surface |
| Jun 15, 2020 | 5 gal | Equipment Failure | — | Unpaved surface |
| May 20, 2020 | 12 gal | Grease / FOG | — | Paved Surface |
| Apr 26, 2020 | 295 gal | Equipment Failure | — | Unpaved surface |
| Apr 21, 2020 | 75 gal | Root Intrusion | — | Unpaved surface |
| Apr 13, 2020 | 50 gal | Equipment Failure | — | Unpaved surface |
| Apr 30, 2019 | 235 gal | Equipment Failure | — | Separate Storm Drain |
| Dec 12, 2018 | 5 gal | Equipment Failure | — | Street/Curb and Gutter |
| Oct 13, 2018 | 4K gal | Equipment Failure | Yes | Drainage Channel |
| Oct 6, 2018 | 4 gal | Equipment Failure | — | Unpaved surface |
| Jul 20, 2018 | 629 gal | Equipment Failure | — | Unpaved surface |
| Jun 28, 2018 | 374 gal | Root Intrusion | — | Unpaved surface |
| Feb 9, 2018 | 200 gal | Equipment Failure | Yes | Surface Water |
| Feb 6, 2018 | 2K gal | Equipment Failure | Yes | Surface Water |
| Feb 5, 2018 | 40 gal | Root Intrusion | — | Unpaved surface |
| Nov 12, 2017 | 2 gal | Root Intrusion | — | Paved Surface |
| Oct 11, 2017 | 10 gal | Root Intrusion | — | Unpaved surface |
| Jul 24, 2017 | 681 gal | Equipment Failure | — | Unpaved surface |
| May 8, 2017 | 10 gal | Root Intrusion | — | Unpaved surface |
| Apr 24, 2017 | 2K gal | Equipment Failure | Yes | Paved Surface;Surface Water;Unpaved surface |
| Feb 10, 2017 | 16 gal | Equipment Failure | Yes | Surface Water |
| Jan 29, 2017 | 5 gal | Equipment Failure | Yes | Surface Water |
| Jan 28, 2017 | 2K gal | Equipment Failure | Yes | Surface Water |
| Jan 26, 2017 | 574 gal | Equipment Failure | Yes | Surface Water |
| Jan 3, 2017 | 820 gal | Equipment Failure | Yes | Surface Water |
| Dec 16, 2016 | 1K gal | Equipment Failure | Yes | Surface Water |
| Dec 12, 2016 | 96 gal | Equipment Failure | — | Paved Surface;Unpaved surface |
| Dec 11, 2016 | 107 gal | Root Intrusion | — | Paved Surface |
| Nov 17, 2016 | 3K gal | Equipment Failure | Yes | Separate Storm Drain;Street/Curb and Gutter;Surface Water |
| Nov 3, 2016 | 105 gal | Grease / FOG | Yes | Surface Water |
| Sep 25, 2016 | 3 gal | Equipment Failure | — | Unpaved surface |
| Jul 21, 2016 | 3K gal | Root Intrusion | — | Separate Storm Drain |
| Jul 3, 2016 | 3 gal | Equipment Failure | — | Paved Surface |
| Jun 2, 2016 | 8 gal | Equipment Failure | — | Unpaved surface |
| May 18, 2016 | 100 gal | Equipment Failure | — | Separate Storm Drain |
| Apr 29, 2016 | 720 gal | Grease / FOG | — | Unpaved surface |
| Apr 28, 2016 | 20 gal | Equipment Failure | — | Unpaved surface |
| Mar 14, 2016 | 3K gal | Equipment Failure | Yes | Surface Water |
| Feb 12, 2016 | 25 gal | Root Intrusion | — | Unpaved surface |
| Jan 4, 2016 | 763 gal | Root Intrusion | Yes | Separate Storm Drain |
| Dec 12, 2015 | 10 gal | Equipment Failure | Yes | Drainage Channel |
| Dec 6, 2015 | 120 gal | Other / Unknown | — | Unpaved surface |
| Aug 6, 2015 | 1K gal | Equipment Failure | — | Unpaved surface |
| Jun 23, 2015 | 120 gal | Equipment Failure | — | Separate Storm Drain |
| Apr 21, 2015 | 2 gal | Root Intrusion | — | Separate Storm Drain |
| Feb 2, 2015 | 575 gal | Grease / FOG | — | Unpaved surface |
| Jan 22, 2015 | 30 gal | Root Intrusion | — | Separate Storm Drain |
| Oct 8, 2014 | 250 gal | Equipment Failure | — | Unpaved surface |
| Jul 23, 2014 | 180 gal | Root Intrusion | — | Unpaved surface |
| Jul 7, 2014 | 250 gal | Equipment Failure | — | Unpaved surface |
| Jun 3, 2014 | 840 gal | Equipment Failure | — | Unpaved surface |
| Apr 19, 2014 | 100 gal | Other / Unknown | — | Unpaved surface |
| Apr 2, 2014 | 5 gal | Root Intrusion | — | Unpaved surface |
| Feb 12, 2014 | 25 gal | Equipment Failure | — | Unpaved surface |
| Oct 11, 2013 | 900 gal | Equipment Failure | — | Unpaved surface |
| Aug 25, 2013 | 225 gal | Root Intrusion | — | Unpaved surface |
| Aug 16, 2013 | 500 gal | Root Intrusion | — | Unpaved surface |
| Jun 28, 2013 | 165 gal | Other / Unknown | — | Separate storm drain |
| Apr 9, 2013 | 250 gal | Grease / FOG | Yes | Separate storm drain |
| Feb 11, 2013 | 5 gal | Equipment Failure | — | Unpaved surface |
| Jan 22, 2013 | 10 gal | Grease / FOG | — | Street/curb and gutter |
| Jan 14, 2013 | 10 gal | Root Intrusion | — | Unpaved surface |
| Nov 30, 2012 | 3K gal | Equipment Failure | Yes | Surface water |
| Sep 18, 2012 | 915 gal | Equipment Failure | — | Unpaved surface |
| Jul 31, 2012 | 15 gal | Root Intrusion | — | Unpaved surface |
| May 19, 2012 | 5 gal | Other / Unknown | — | Unpaved surface |
| May 16, 2012 | 1 gal | Root Intrusion | — | Unpaved surface |
| Mar 17, 2012 | 200 gal | Equipment Failure | — | Other paved surface;Street/curb and gutter |
| Feb 17, 2012 | 210 gal | Grease / FOG | — | Separate storm drain |
| Jan 24, 2012 | 5 gal | Root Intrusion | — | Unpaved surface |
| Nov 7, 2011 | 60 gal | Equipment Failure | — | Separate storm drain |
| Aug 20, 2011 | 30 gal | Grease / FOG | — | Unpaved surface |
| Aug 16, 2011 | 150 gal | Root Intrusion | — | Unpaved surface |
| Jul 19, 2011 | 1 gal | Root Intrusion | — | Unpaved surface |
| Jul 18, 2011 | 100 gal | Equipment Failure | — | Unpaved surface |
| Jul 11, 2011 | 10 gal | Root Intrusion | — | Unpaved surface |
| May 24, 2011 | 5 gal | Root Intrusion | — | Unpaved surface |
| May 12, 2011 | 5 gal | Other / Unknown | — | Unpaved surface |
| Mar 7, 2011 | 20 gal | Root Intrusion | — | Unpaved surface |
| Feb 25, 2011 | 8K gal | Equipment Failure | — | Unpaved surface |
| Nov 1, 2010 | 300 gal | Other / Unknown | — | Storm drain |
| Oct 1, 2010 | 10 gal | Root Intrusion | — | Unpaved surface |
| Sep 24, 2010 | 180 gal | Root Intrusion | — | Unpaved surface |
| Sep 16, 2010 | 63 gal | Grease / FOG | — | Storm drain |
| Aug 18, 2010 | 270 gal | Grease / FOG | — | Unpaved surface |
| Aug 18, 2010 | 10 gal | Root Intrusion | — | Unpaved surface |
| Jun 18, 2010 | 25 gal | Root Intrusion | — | Street/curb and gutter |
| Jun 12, 2010 | 3K gal | Equipment Failure | Yes | Surface water |
| Jun 11, 2010 | 100 gal | Root Intrusion | — | Unpaved surface |
| Jun 7, 2010 | 5 gal | Equipment Failure | — | Unpaved surface |
| May 7, 2010 | 5 gal | Other / Unknown | — | Street/curb and gutter |
| Mar 11, 2010 | 2K gal | Root Intrusion | Yes | Surface water |
| Feb 25, 2010 | 120 gal | Equipment Failure | — | Storm drain |
| Jan 15, 2010 | 120 gal | Root Intrusion | — | Unpaved surface |
| Jan 6, 2010 | 60 gal | Root Intrusion | — | Unpaved surface |
| Dec 9, 2009 | 30 gal | Grease / FOG | — | Storm drain |
| Nov 19, 2009 | 120 gal | Grease / FOG | — | Surface water |
| Sep 15, 2009 | 3 gal | Other / Unknown | — | Other paved surface |
| Aug 26, 2009 | 10 gal | Grease / FOG | — | Unpaved surface |
| Aug 17, 2009 | 30 gal | Root Intrusion | — | Unpaved surface |
| Aug 8, 2009 | 10 gal | Root Intrusion | — | Unpaved surface |
| Jul 27, 2009 | 10 gal | Root Intrusion | — | Unpaved surface |
| Jul 9, 2009 | 10 gal | Other / Unknown | — | Unpaved surface |
| Jul 8, 2009 | 2 gal | Root Intrusion | — | Unpaved surface |
| Jul 2, 2009 | 20 gal | Root Intrusion | — | Unpaved surface |
| Jun 27, 2009 | 1K gal | Grease / FOG | Yes | Surface water |
| Jun 24, 2009 | 5 gal | Other / Unknown | — | Unpaved surface |
| Jun 17, 2009 | 5 gal | Root Intrusion | — | Unpaved surface |
| Jun 3, 2009 | 15 gal | Root Intrusion | — | Unpaved surface |
| May 24, 2009 | 450 gal | Other / Unknown | Yes | Surface water |
| May 23, 2009 | 5K gal | Other / Unknown | Yes | Surface water |
| May 17, 2009 | 500 gal | Root Intrusion | Yes | Surface water |
| May 9, 2009 | 20 gal | Root Intrusion | — | Unpaved surface |
| May 2, 2009 | 4K gal | Grease / FOG | Yes | Separate storm drain;Surface water |
| Apr 26, 2009 | 1 gal | Root Intrusion | — | Unpaved surface |
| Apr 25, 2009 | 2 gal | Root Intrusion | — | Unpaved surface |
| Apr 23, 2009 | 10 gal | Root Intrusion | — | Unpaved surface |
| Apr 9, 2009 | 225 gal | Equipment Failure | — | Other paved surface |
| Apr 8, 2009 | 50 gal | Other / Unknown | Yes | Separate storm drain;Surface water |
| Apr 1, 2009 | 5 gal | Equipment Failure | — | Unpaved surface |
| Mar 19, 2009 | 480 gal | Root Intrusion | Yes | Other (specify below) |
| Mar 17, 2009 | 15 gal | Root Intrusion | — | Unpaved surface |
| Mar 14, 2009 | 5 gal | Other / Unknown | — | Unpaved surface |
| Mar 9, 2009 | 1K gal | Root Intrusion | Yes | Surface water;Unpaved surface |
| Mar 8, 2009 | 5 gal | Root Intrusion | — | Unpaved surface |
| Mar 8, 2009 | 20 gal | Other / Unknown | — | Unpaved surface |
| Feb 27, 2009 | 200 gal | Root Intrusion | — | Unpaved surface |
| Feb 20, 2009 | 200 gal | Equipment Failure | — | Unpaved surface |
| Feb 18, 2009 | 200 gal | Equipment Failure | Yes | Surface water |
| Feb 5, 2009 | 4 gal | Other / Unknown | — | Unpaved surface |
| Jan 31, 2009 | 20 gal | Other / Unknown | — | Unpaved surface |
| Jan 23, 2009 | 1 gal | Root Intrusion | — | Unpaved surface |
| Jan 14, 2009 | 5 gal | Root Intrusion | — | Unpaved surface |
| Dec 31, 2008 | 5 gal | Root Intrusion | — | Unpaved surface |
| Dec 9, 2008 | 10 gal | Root Intrusion | — | Street/curb and gutter |
| Dec 5, 2008 | 25 gal | Root Intrusion | — | Street/curb and gutter |
| Dec 4, 2008 | 300 gal | Other / Unknown | — | Storm drain |
| Nov 24, 2008 | 100 gal | Equipment Failure | — | Building or structure |
| Nov 19, 2008 | 30 gal | Root Intrusion | — | Unpaved surface |
| Nov 17, 2008 | 1 gal | Root Intrusion | — | Unpaved surface |
| Nov 14, 2008 | 20 gal | Root Intrusion | — | Unpaved surface |
| Nov 3, 2008 | 5 gal | Root Intrusion | — | Unpaved surface |
| Oct 24, 2008 | 1 gal | Root Intrusion | — | Unpaved surface |
| Oct 24, 2008 | 1 gal | Root Intrusion | — | Unpaved surface |
| Oct 24, 2008 | 8 gal | Root Intrusion | — | Unpaved surface |
Source: California (CIWQS). Volumes are utility-reported estimates. Some events lack precise coordinates or volumes.