All rankings
California · California (CIWQS)
Fontana City DPW
B
Seldom reaches water
Reported events
33
Total volume
90K gal
Reached waterways
3 (9%)
Reporting since
2008
What caused the overflows
Grease / FOG
17
Equipment Failure
10
Root Intrusion
3
Other / Unknown
3
Reported overflow events (showing 33 of 33)
| Date | Volume | Cause | Reached water | Receiving water |
|---|---|---|---|---|
| Feb 17, 2026 | 4K gal | Grease / FOG | — | — |
| Oct 18, 2024 | 12K gal | Grease / FOG | — | — |
| Jan 18, 2024 | 18K gal | Equipment Failure | — | — |
| Jan 18, 2024 | 18K gal | Equipment Failure | — | — |
| Dec 13, 2023 | 6K gal | Grease / FOG | — | — |
| Sep 15, 2022 | 750 gal | Equipment Failure | — | Street/Curb and Gutter |
| Oct 17, 2018 | 450 gal | Other / Unknown | — | Street/Curb and Gutter |
| Sep 20, 2018 | 750 gal | Equipment Failure | — | Street/Curb and Gutter |
| Dec 2, 2017 | 150 gal | Root Intrusion | — | Unpaved surface |
| Apr 30, 2017 | 600 gal | Grease / FOG | — | Building or Structure |
| Jan 21, 2017 | 300 gal | Equipment Failure | — | Street/Curb and Gutter |
| Nov 14, 2016 | 750 gal | Equipment Failure | — | Unpaved surface |
| Jun 18, 2016 | 2K gal | Grease / FOG | — | Street/Curb and Gutter |
| Mar 26, 2016 | 500 gal | Grease / FOG | — | Street/Curb and Gutter |
| Mar 21, 2016 | 200 gal | Equipment Failure | Yes | Drainage Channel |
| Mar 8, 2016 | 10 gal | Grease / FOG | — | Street/Curb and Gutter |
| Feb 10, 2016 | 875 gal | Grease / FOG | — | Other (specify below) |
| Aug 1, 2015 | 125 gal | Equipment Failure | — | Other (specify below) |
| Jun 9, 2015 | 700 gal | Equipment Failure | — | Paved Surface |
| Feb 12, 2015 | 100 gal | Equipment Failure | — | Unpaved surface |
| Sep 27, 2014 | 12K gal | Other / Unknown | — | Paved Surface |
| Sep 16, 2014 | 25 gal | Other / Unknown | — | Separate Storm Drain;Street/Curb and Gutter |
| Feb 28, 2014 | 850 gal | Grease / FOG | — | Building or Structure;Other (specify below) |
| Dec 24, 2013 | 30 gal | Root Intrusion | — | Street/Curb and Gutter |
| Nov 29, 2011 | 6K gal | Grease / FOG | Yes | Other (specify below) |
| Jan 24, 2010 | 250 gal | Grease / FOG | — | Street/curb and gutter |
| Jan 10, 2010 | 700 gal | Grease / FOG | — | Street/curb and gutter |
| Jan 1, 2010 | 500 gal | Grease / FOG | — | Storm drain |
| Dec 31, 2009 | 935 gal | Grease / FOG | — | Other (specify below) |
| Dec 9, 2009 | 75 gal | Grease / FOG | — | Street/curb and gutter |
| Oct 29, 2009 | 2K gal | Grease / FOG | Yes | Separate storm drain;Street/curb and gutter |
| Sep 10, 2008 | 15 gal | Root Intrusion | — | Street/curb and gutter |
| Jan 10, 2008 | 60 gal | Grease / FOG | — | Street/curb and gutter |
Source: California (CIWQS). Volumes are utility-reported estimates. Some events lack precise coordinates or volumes.