All rankings
California · California (CIWQS)

288 Humboldt - Trinity Sewer

C
Often reaches water
Reported events
40
Total volume
13K gal
Reached waterways
7 (18%)
Reporting since
2007

What caused the overflows

Root Intrusion
18
Equipment Failure
16
Other / Unknown
6

Reported overflow events (showing 40 of 40)

DateVolumeCauseReached waterReceiving water
Jul 8, 20252K galEquipment Failure——
Apr 18, 20221K galRoot Intrusion—Other (specify below);Paved Surface;Street/Curb and Gutter
Oct 5, 2021350 galEquipment Failure—Separate Storm Drain;Street/Curb and Gutter
May 20, 20214 galEquipment Failure—Street/Curb and Gutter
Mar 31, 2021375 galRoot Intrusion—Street/Curb and Gutter
Oct 9, 20205 galEquipment Failure—Paved Surface
Jul 12, 202080 galEquipment Failure—Street/Curb and Gutter
Aug 3, 2019885 galEquipment Failure—Unpaved surface
Feb 26, 2018420 galEquipment Failure—Unpaved surface
Dec 11, 201710 galRoot Intrusion—Unpaved surface
Jul 11, 2017240 galEquipment Failure—Street/Curb and Gutter
Jun 8, 2017905 galRoot Intrusion—Other (specify below)
Feb 21, 20171 galRoot Intrusion—Unpaved surface
Feb 11, 2016375 galRoot IntrusionYesSeparate Storm Drain;Street/Curb and Gutter
Jan 30, 2016132 galRoot IntrusionYesSeparate Storm Drain;Street/Curb and Gutter
Dec 7, 2015330 galRoot Intrusion—Paved Surface;Unpaved surface
Dec 2, 201512 galRoot IntrusionYesSurface Water
May 29, 20151K galEquipment FailureYesSeparate Storm Drain
May 27, 2015190 galEquipment FailureYesSeparate Storm Drain
Apr 20, 20151 galEquipment Failure—Unpaved surface
Aug 29, 20145 galEquipment Failure—Other (specify below)
Jun 13, 2014110 galRoot IntrusionYesSeparate Storm Drain
Jan 30, 2014800 galRoot Intrusion—Unpaved surface
Jan 17, 2014110 galRoot Intrusion—Building or Structure
Jun 18, 2013750 galEquipment Failure—Street/curb and gutter
Mar 8, 201355 galRoot IntrusionYesSurface water
Jan 18, 201310 galOther / Unknown—Street/curb and gutter
Jun 3, 2012375 galOther / Unknown—Other (specify below)
Jul 2, 201130 galRoot Intrusion—Unpaved surface
Feb 27, 2011216 galOther / Unknown—Separate storm drain;Street/curb and gutter
Aug 30, 201075 galOther / Unknown—Storm drain;Street/curb and gutter
Jun 25, 201050 galOther / Unknown—Storm drain;Street/curb and gutter
Dec 10, 200950 galEquipment Failure—Other paved surface;Unpaved surface
Dec 7, 2009940 galRoot Intrusion—Other paved surface;Unpaved surface
Dec 7, 200950 galOther / Unknown—Other paved surface;Storm drain;Street/curb and gutter
Nov 19, 200915 galEquipment Failure—Other paved surface;Street/curb and gutter
Mar 22, 200950 galRoot Intrusion—Unpaved surface
Dec 28, 200850 galRoot Intrusion—Storm drain;Street/curb and gutter
Feb 20, 2008200 galRoot Intrusion—Unpaved surface
Dec 25, 2007100 galEquipment Failure—Storm drain;Street/curb and gutter

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