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California · California (CIWQS)

Las Gallinas Valley Sanitary District

C
Often reaches water
Reported events
59
Total volume
109K gal
Reached waterways
16 (27%)
Reporting since
2007

What caused the overflows

Root Intrusion
28
Equipment Failure
11
Other / Unknown
9
Grease / FOG
6
Rainfall / Flooding
4
Capacity Issue
1

Reported overflow events (showing 59 of 59)

DateVolumeCauseReached waterReceiving water
Feb 4, 20255K galCapacity IssueYesGallinas Creek
Jun 20, 20231K galRoot IntrusionYesGallinas Creek Canal
Jan 31, 202346 galEquipment Failure—Separate Storm Drain
Jul 22, 2022250 galGrease / FOG—Separate Storm Drain
May 14, 2022344 galRoot Intrusion—Combined Storm Drain (Combined CS only);Drainage Channel;Unpaved surface
Mar 18, 2022111 galEquipment Failure—Separate Storm Drain
Feb 1, 20225 galEquipment Failure—Separate Storm Drain;Street/Curb and Gutter;Unpaved surface
Oct 28, 2021263 galRoot Intrusion—Street/Curb and Gutter;Unpaved surface
Oct 24, 20213K galRainfall / FloodingYesPaved Surface;Separate Storm Drain
Oct 24, 2021500 galRainfall / FloodingYesSeparate Storm Drain
Sep 11, 202051 galRoot Intrusion—Street/Curb and Gutter
Mar 16, 2020550 galEquipment FailureYesSeparate Storm Drain
Jun 6, 201980 galGrease / FOG—Paved Surface;Separate Storm Drain
Feb 26, 201929K galRainfall / FloodingYesSeparate Storm Drain
Oct 17, 2018975 galEquipment Failure—Paved Surface;Separate Storm Drain;Street/Curb and Gutter
Jun 9, 20172 galEquipment Failure—Unpaved surface
Jan 21, 201767 galRoot Intrusion—Paved Surface;Unpaved surface
Mar 16, 20164 galRoot Intrusion—Paved Surface
Feb 25, 20165 galRoot Intrusion—Paved Surface
Nov 26, 2015984 galEquipment Failure—Separate Storm Drain
Sep 24, 20157 galRoot Intrusion—Paved Surface
Jul 27, 201520 galGrease / FOG—Separate Storm Drain
Jun 24, 201523 galGrease / FOG—Paved Surface
Jan 21, 2015190 galRoot Intrusion—Paved Surface
Jan 20, 2015740 galGrease / FOGYesSeparate Storm Drain;Surface Water
Dec 10, 201450 galRoot Intrusion—Unpaved surface
Aug 2, 201449 galRoot Intrusion—Surface Water
Mar 15, 201415 galRoot IntrusionYesSeparate Storm Drain;Street/Curb and Gutter
Dec 16, 20136 galRoot Intrusion—Street/Curb and Gutter
Oct 17, 2013192 galRoot IntrusionYesPaved Surface;Separate Storm Drain
Jul 1, 2013875 galRoot IntrusionYesSurface water
Dec 23, 2012480 galRainfall / FloodingYesSurface water
Dec 2, 20122K galOther / UnknownYesSeparate storm drain
Dec 2, 2012238 galOther / Unknown—Unpaved surface;Other paved surface;Street/curb and gutter
Nov 28, 2012100 galOther / UnknownYesOther (specify below)
Oct 29, 2012500 galOther / Unknown—Separate storm drain;Street/curb and gutter
Oct 1, 201253K galEquipment FailureYesOther paved surface;Separate storm drain;Street/curb and gutter
Aug 20, 2012300 galRoot Intrusion—Unpaved surface
Apr 5, 201272 galRoot Intrusion—Street/curb and gutter
Aug 1, 20111K galRoot Intrusion—Separate storm drain;Unpaved surface
Mar 24, 2011780 galOther / UnknownYesOther paved surface
Mar 22, 201075 galRoot Intrusion—Street/curb and gutter
Feb 17, 2010150 galGrease / FOG—Storm drain;Street/curb and gutter;Unpaved surface
Sep 10, 2009225 galRoot Intrusion—Street/curb and gutter
Aug 6, 2009800 galOther / Unknown—Separate storm drain;Street/curb and gutter;Surface water
Jul 31, 200930 galOther / Unknown—Separate storm drain;Unpaved surface
Jul 18, 20092K galEquipment Failure—Other paved surface;Separate storm drain;Street/curb and gutter
Feb 22, 20091K galRoot IntrusionYesBuilding or structure;Separate storm drain;Street/curb and gutter;Unpaved surface
May 29, 20081 galOther / Unknown—Building or structure
Apr 14, 200850 galEquipment Failure—Unpaved surface
Jan 16, 2008200 galRoot Intrusion—Unpaved surface
Jan 4, 20088 galEquipment Failure—Building or structure
Jan 2, 2008150 galRoot Intrusion—Other paved surface
Oct 26, 20071 galRoot Intrusion—Other paved surface
Oct 26, 200750 galRoot Intrusion—Separate storm drain
Sep 23, 2007180 galOther / Unknown—Storm drain
Sep 10, 2007100 galRoot Intrusion—Other paved surface
Aug 16, 200751 galRoot Intrusion—Unpaved surface
Jul 17, 200740 galRoot Intrusion—Unpaved surface

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