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California · California (CIWQS)
La Mirada City
F
Usually reaches water
Reported events
32
Total volume
36K gal
Reached waterways
23 (72%)
Reporting since
2007
What caused the overflows
Root Intrusion
15
Other / Unknown
9
Grease / FOG
6
Equipment Failure
2
Reported overflow events (showing 32 of 32)
| Date | Volume | Cause | Reached water | Receiving water |
|---|---|---|---|---|
| Dec 17, 2025 | 1K gal | Root Intrusion | Yes | La Mirada Creek / Coyote Creek / San Gabriel River |
| Mar 6, 2025 | 200 gal | Other / Unknown | — | — |
| May 20, 2024 | 150 gal | Grease / FOG | Yes | Coyote Creek / San Gabriel River |
| Feb 8, 2024 | 50 gal | Other / Unknown | — | — |
| Jan 10, 2024 | 400 gal | Root Intrusion | Yes | La Mirada Creek / Coyote Creek |
| Mar 11, 2022 | 2K gal | Other / Unknown | Yes | Drainage Channel;Other (specify below);Separate Storm Drain |
| Nov 27, 2020 | 100 gal | Other / Unknown | — | Other (specify below) |
| Jan 22, 2020 | 650 gal | Grease / FOG | Yes | Drainage Channel;Other (specify below);Separate Storm Drain;Street/Curb and Gutter |
| Sep 24, 2019 | 8K gal | Equipment Failure | Yes | Drainage Channel;Other (specify below);Separate Storm Drain;Street/Curb and Gutter |
| Dec 17, 2016 | 4K gal | Equipment Failure | Yes | Drainage Channel;Other (specify below);Separate Storm Drain |
| Dec 17, 2016 | 800 gal | Other / Unknown | Yes | Drainage Channel;Other (specify below);Separate Storm Drain |
| Aug 21, 2016 | 300 gal | Other / Unknown | — | Building or Structure;Other (specify below);Paved Surface;Unpaved surface |
| Aug 21, 2015 | 500 gal | Other / Unknown | Yes | Drainage Channel;Other (specify below);Separate Storm Drain |
| Aug 8, 2015 | 12K gal | Root Intrusion | Yes | Separate Storm Drain;Street/Curb and Gutter;Surface Water |
| Feb 4, 2014 | 100 gal | Other / Unknown | — | Other (specify below);Separate Storm Drain |
| Dec 12, 2013 | 500 gal | Root Intrusion | Yes | Other (specify below);Separate Storm Drain |
| Dec 6, 2013 | 20 gal | Root Intrusion | — | Other (specify below) |
| Jan 31, 2013 | 100 gal | Root Intrusion | Yes | Separate storm drain |
| May 21, 2012 | 2K gal | Other / Unknown | Yes | Separate storm drain;Other (specify below) |
| Jun 22, 2010 | 100 gal | Grease / FOG | Yes | Storm drain;Other (specify below) |
| Mar 15, 2009 | 600 gal | Grease / FOG | Yes | Storm drain;Other (specify below) |
| Mar 15, 2009 | 100 gal | Grease / FOG | Yes | Storm drain;Other (specify below) |
| Feb 19, 2009 | 550 gal | Root Intrusion | Yes | Storm drain;Other (specify below) |
| Jan 7, 2009 | 20 gal | Root Intrusion | — | Street/curb and gutter;Other (specify below) |
| May 18, 2008 | 500 gal | Root Intrusion | Yes | Other (specify below) |
| Feb 27, 2008 | 60 gal | Root Intrusion | — | Other (specify below) |
| Jan 5, 2008 | 600 gal | Root Intrusion | Yes | Storm drain |
| Oct 25, 2007 | 200 gal | Root Intrusion | Yes | Storm drain |
| Apr 20, 2007 | 200 gal | Root Intrusion | Yes | Storm drain |
| Apr 4, 2007 | 250 gal | Grease / FOG | Yes | Other (specify below) |
| Feb 11, 2007 | 100 gal | Root Intrusion | — | Other paved surface |
| Jan 4, 2007 | 50 gal | Root Intrusion | Yes | Other (specify below) |
Source: California (CIWQS). Volumes are utility-reported estimates. Some events lack precise coordinates or volumes.