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California · California (CIWQS)

Lancaster City

A
Rarely reaches water
Reported events
53
Total volume
135K gal
Reached waterways
1 (2%)
Reporting since
2008

What caused the overflows

Grease / FOG
35
Equipment Failure
9
Root Intrusion
5
Other / Unknown
4

Reported overflow events (showing 53 of 53)

DateVolumeCauseReached waterReceiving water
Apr 3, 2025249 galGrease / FOG——
Nov 9, 202453 galGrease / FOG——
Apr 15, 2024461 galGrease / FOG——
Jun 19, 202212 galEquipment Failure—Street/Curb and Gutter
Jun 19, 2022577 galGrease / FOG—Street/Curb and Gutter
Oct 6, 20212K galGrease / FOG—Street/Curb and Gutter
May 22, 20192K galEquipment Failure—Street/Curb and Gutter;Unpaved surface
Nov 8, 201845K galEquipment Failure—Unpaved surface
Mar 6, 20171K galOther / Unknown—Street/Curb and Gutter;Unpaved surface
Nov 29, 2016548 galGrease / FOG—Street/Curb and Gutter
Aug 18, 2016452 galEquipment Failure—Separate Storm Drain;Street/Curb and Gutter
Mar 20, 201630K galGrease / FOG—Paved Surface;Separate Storm Drain;Street/Curb and Gutter
Mar 13, 201610 galRoot Intrusion—Street/Curb and Gutter
Feb 6, 2016750 galGrease / FOG—Paved Surface;Separate Storm Drain;Street/Curb and Gutter
Jan 12, 20161K galGrease / FOG—Separate Storm Drain
Mar 27, 2015500 galOther / Unknown—Unpaved surface
Jan 9, 20156K galEquipment Failure—Separate Storm Drain;Street/Curb and Gutter
Dec 30, 2014180 galEquipment Failure—Street/Curb and Gutter
Aug 20, 2014134 galOther / Unknown—Paved Surface;Street/Curb and Gutter
May 11, 2014770 galGrease / FOG—Separate Storm Drain
Mar 10, 2014226 galRoot Intrusion—Street/Curb and Gutter
Jan 19, 20144K galGrease / FOG—Separate Storm Drain
Oct 29, 20132K galGrease / FOG—Paved Surface;Street/Curb and Gutter;Unpaved surface
Oct 13, 2013827 galGrease / FOG—Paved Surface
Mar 1, 201320K galGrease / FOGYesOther (specify below)
Dec 4, 2012250 galGrease / FOG—Separate storm drain;Street/curb and gutter
Aug 23, 2012327 galGrease / FOG—Street/curb and gutter
Jan 27, 2012100 galRoot Intrusion—Street/curb and gutter
Oct 7, 20112K galGrease / FOG—Separate storm drain
Aug 8, 2011948 galGrease / FOG—Separate storm drain
Aug 5, 20111K galGrease / FOG—Separate storm drain;Street/curb and gutter
Jun 15, 20111K galRoot Intrusion—Separate storm drain;Street/curb and gutter
May 23, 201175 galRoot Intrusion—Other paved surface;Street/curb and gutter
Apr 11, 2011122 galGrease / FOG—Street/curb and gutter
Mar 6, 2011315 galGrease / FOG—Separate storm drain;Street/curb and gutter
Feb 28, 2011430 galGrease / FOG—Street/curb and gutter
Jan 5, 20111K galGrease / FOG—Separate storm drain;Street/curb and gutter
Jan 5, 2011929 galGrease / FOG—Street/curb and gutter
Jul 2, 2010100 galGrease / FOG—Street/curb and gutter
Dec 28, 20093K galGrease / FOG—Other (specify below)
Dec 14, 2009800 galGrease / FOG—Street/curb and gutter;Unpaved surface
Nov 25, 2009325 galGrease / FOG—Other (specify below)
Nov 9, 2009525 galGrease / FOG—Street/curb and gutter
Jan 14, 2009150 galGrease / FOG—Street/curb and gutter
Jan 13, 2009600 galGrease / FOG—Street/curb and gutter;Other (specify below)
Dec 29, 2008900 galGrease / FOG—Street/curb and gutter
Oct 17, 2008700 galEquipment Failure—Other paved surface
Sep 4, 2008750 galGrease / FOG—Other (specify below)
Apr 18, 20082 galOther / Unknown—Other (specify below)
Apr 15, 2008100 galGrease / FOG—Other (specify below)
Feb 27, 2008100 galGrease / FOG—Unpaved surface
Feb 20, 20081K galEquipment Failure—Other (specify below)
Jan 25, 2008300 galEquipment Failure—Separate storm drain

Source: California (CIWQS). Volumes are utility-reported estimates. Some events lack precise coordinates or volumes.