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California · California (CIWQS)

Manhole at Saquia & REDWOOD

C
Often reaches water
Reported events
39
Total volume
26K gal
Reached waterways
8 (21%)
Reporting since
2008

What caused the overflows

Equipment Failure
15
Grease / FOG
9
Other / Unknown
8
Root Intrusion
5
Rainfall / Flooding
2

Reported overflow events (showing 39 of 39)

DateVolumeCauseReached waterReceiving water
Mar 19, 20252K galOther / UnknownYes—
Mar 19, 20252K galEquipment FailureYesBaechtel Creek
Dec 4, 202335 galOther / UnknownYes—
Mar 4, 202150 galEquipment FailureYesStreet/Curb and Gutter
Nov 10, 202025 galEquipment Failure—Street/Curb and Gutter
Nov 10, 202025 galEquipment Failure—Street/Curb and Gutter
Nov 10, 202025 galEquipment Failure—Street/Curb and Gutter
Nov 5, 2020200 galGrease / FOG—Paved Surface
Oct 21, 2020100 galGrease / FOG—Paved Surface
Oct 21, 2020100 galGrease / FOG—Paved Surface
Jan 23, 20206K galEquipment FailureYesSeparate Storm Drain;Street/Curb and Gutter
Feb 26, 20193K galRainfall / FloodingYesSeparate Storm Drain
Jan 30, 2018145 galGrease / FOG—Paved Surface;Unpaved surface
Sep 10, 201740 galEquipment FailureYesPaved Surface;Separate Storm Drain;Street/Curb and Gutter
Aug 1, 2017100 galEquipment Failure—Street/Curb and Gutter
Jul 18, 201720 galEquipment Failure—Paved Surface
Jul 4, 201742 galEquipment Failure—Unpaved surface
Jan 10, 20171K galEquipment Failure—Paved Surface;Unpaved surface
Jul 22, 2016538 galEquipment Failure—Unpaved surface
Apr 30, 201615 galGrease / FOG—Paved Surface;Unpaved surface
Mar 13, 20169K galRainfall / Flooding—Unpaved surface
Oct 16, 20153 galRoot Intrusion—Unpaved surface
Dec 11, 201455 galEquipment FailureYesStreet/Curb and Gutter;Surface Water
Nov 29, 2014400 galRoot Intrusion—Building or Structure
Mar 27, 2014402 galGrease / FOG—Separate Storm Drain;Street/Curb and Gutter
Aug 1, 201250 galOther / Unknown—Other paved surface;Street/curb and gutter
May 18, 201120 galOther / Unknown—Street/curb and gutter
Feb 10, 201140 galOther / Unknown—Street/curb and gutter
Nov 23, 201010 galGrease / FOG—Other paved surface
Dec 5, 200920 galGrease / FOG—Street/curb and gutter
Oct 7, 2009200 galOther / Unknown—Other paved surface
Sep 23, 200920 galRoot Intrusion—Other paved surface
Sep 23, 200950 galGrease / FOG—Street/curb and gutter;Other (specify below)
Jan 15, 200930 galOther / Unknown—Other paved surface
Dec 30, 200830 galRoot Intrusion—Building or structure
Dec 2, 20085 galRoot Intrusion—Unpaved surface
Jun 19, 200875 galOther / Unknown—Unpaved surface
May 19, 200815 galEquipment Failure—Storm drain
May 13, 200850 galEquipment Failure—Other paved surface

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