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California · California (CIWQS)

Placer Cnty Dept of Facility Services

D
Frequently reaches water
Reported events
81
Total volume
164K gal
Reached waterways
26 (32%)
Reporting since
2008

What caused the overflows

Equipment Failure
44
Other / Unknown
12
Root Intrusion
11
Grease / FOG
6
Rainfall / Flooding
4
Capacity Issue
4

Reported overflow events (showing 81 of 81)

DateVolumeCauseReached waterReceiving water
Feb 26, 2026600 galEquipment FailureYesN/A
Nov 22, 2025800 galRoot Intrusion——
Nov 9, 20251K galEquipment Failure——
Sep 20, 2025400 galEquipment Failure——
Aug 21, 2024810 galGrease / FOG——
Apr 2, 2024663 galEquipment Failure——
Feb 5, 20246K galGrease / FOG——
Apr 27, 20231K galEquipment Failure—Building or Structure;Drainage Channel;Unpaved surface
Apr 10, 202340 galEquipment FailureYesDrainage Channel;Paved Surface
Mar 8, 2023918 galEquipment Failure—Other (specify below);Paved Surface
Mar 3, 20231K galEquipment Failure—Other (specify below);Paved Surface
Feb 1, 2023750 galEquipment Failure—Other (specify below);Paved Surface;Street/Curb and Gutter
Dec 31, 202250 galRainfall / Flooding—Unpaved surface
Dec 31, 20222K galEquipment Failure—Paved Surface;Unpaved surface
Nov 14, 202289 galEquipment Failure—Paved Surface;Street/Curb and Gutter
Feb 7, 202290 galEquipment Failure—Unpaved surface
Sep 30, 202174 galRoot Intrusion—Paved Surface
Sep 22, 20212K galEquipment Failure—Unpaved surface
Jan 30, 2021109 galEquipment FailureYesDrainage Channel
Oct 30, 202096 galEquipment Failure—Paved Surface;Unpaved surface
Oct 27, 202019 galEquipment Failure—Drainage Channel
Oct 19, 202012 galEquipment Failure—Drainage Channel
Aug 23, 2020310 galEquipment FailureYesDrainage Channel;Separate Storm Drain;Street/Curb and Gutter;Unpaved surface
Aug 3, 202049K galEquipment FailureYesPaved Surface;Street/Curb and Gutter;Surface Water;Unpaved surface
Jul 14, 20208K galEquipment FailureYesDrainage Channel;Paved Surface;Street/Curb and Gutter;Surface Water;Unpaved surface
May 20, 202010 galEquipment FailureYesPaved Surface
Mar 20, 2020525 galEquipment FailureYesDrainage Channel
Nov 29, 20191K galEquipment FailureYesBuilding or Structure;Drainage Channel;Paved Surface;Separate Storm Drain;Unpaved surface
Nov 25, 2019190 galGrease / FOG—Street/Curb and Gutter;Unpaved surface
Oct 11, 2019412 galEquipment Failure—Drainage Channel;Street/Curb and Gutter;Unpaved surface
Sep 10, 2019126 galEquipment Failure—Drainage Channel;Street/Curb and Gutter;Unpaved surface
Feb 21, 20193K galOther / UnknownYesDrainage Channel;Surface Water;Unpaved surface
Jan 26, 201987 galRoot Intrusion—Unpaved surface
Nov 7, 20184K galGrease / FOGYesDrainage Channel;Paved Surface;Separate Storm Drain;Street/Curb and Gutter
Nov 1, 20188 galEquipment Failure—Paved Surface;Street/Curb and Gutter
Oct 22, 20183K galEquipment FailureYesDrainage Channel;Surface Water
Sep 17, 2018508 galOther / Unknown—Unpaved surface
Jul 18, 2018172 galEquipment Failure—Separate Storm Drain;Unpaved surface
Jul 3, 20184K galEquipment FailureYesPaved Surface;Separate Storm Drain;Street/Curb and Gutter;Surface Water;Unpaved surface
Apr 12, 201825 galEquipment Failure—Paved Surface
Mar 22, 201850 galCapacity Issue—Unpaved surface
Mar 7, 201811 galEquipment Failure—Paved Surface;Separate Storm Drain
Jan 24, 20185K galEquipment FailureYesDrainage Channel;Separate Storm Drain;Surface Water;Unpaved surface
Jun 20, 2017525 galEquipment FailureYesDrainage Channel;Paved Surface;Street/Curb and Gutter;Unpaved surface
Feb 23, 2017250 galEquipment Failure—Unpaved surface
Feb 7, 20175K galRainfall / FloodingYesSurface Water
Jan 10, 20173K galRainfall / FloodingYesSurface Water;Unpaved surface
Dec 1, 201650 galRoot Intrusion—Paved Surface;Street/Curb and Gutter;Unpaved surface
Nov 16, 201630 galRoot Intrusion—Building or Structure
May 1, 2016770 galOther / Unknown—Unpaved surface
Mar 14, 201625 galEquipment Failure—Paved Surface;Separate Storm Drain
Nov 7, 201525 galRoot Intrusion—Paved Surface;Unpaved surface
Jun 20, 201540 galRoot Intrusion—Unpaved surface
May 18, 2015150 galOther / Unknown—Other (specify below);Unpaved surface
Dec 2, 20141K galRainfall / Flooding—Unpaved surface
Jun 3, 201420 galEquipment Failure—Paved Surface
Feb 25, 201430 galRoot Intrusion—Paved Surface;Unpaved surface
Jan 13, 2014350 galOther / Unknown—Paved Surface;Unpaved surface
Jan 3, 201410 galEquipment Failure—Other (specify below);Unpaved surface
Oct 19, 2013330 galEquipment FailureYesBuilding or Structure;Drainage Channel;Paved Surface;Separate Storm Drain;Street/Curb and Gutter;Unpaved surface
Aug 6, 201310 galEquipment Failure—Unpaved surface
Jun 10, 201330 galOther / Unknown—Other paved surface
Apr 3, 201340 galEquipment Failure—Unpaved surface;Other (specify below)
Dec 17, 201250 galGrease / FOG—Other paved surface;Street/curb and gutter
Mar 30, 2012200 galEquipment FailureYesOther paved surface;Other (specify below)
Mar 16, 20123K galCapacity IssueYesSurface water
Jan 30, 2012180 galOther / Unknown—Street/curb and gutter;Other (specify below)
Jan 13, 20125 galOther / Unknown—Street/curb and gutter
Mar 15, 2011700 galCapacity IssueYesSurface water;Unpaved surface
Mar 15, 2011500 galCapacity IssueYesBuilding or structure;Surface water;Unpaved surface
Mar 8, 2011160 galEquipment FailureYesOther paved surface;Unpaved surface;Other (specify below)
Feb 8, 2011750 galGrease / FOGYesSeparate storm drain;Surface water
Dec 30, 201020 galOther / Unknown—Other (specify below)
Dec 30, 2010600 galOther / UnknownYesSeparate storm drain;Street/curb and gutter;Surface water
Oct 29, 2010675 galRoot Intrusion—Unpaved surface
Sep 18, 2010200 galRoot Intrusion—Unpaved surface
Aug 12, 201030 galOther / Unknown—Unpaved surface
Aug 12, 2009644 galOther / Unknown—Other paved surface;Unpaved surface
Mar 4, 20096K galRoot Intrusion—Unpaved surface
Aug 18, 200840K galEquipment FailureYesStorm drain;Street/curb and gutter;Surface water;Unpaved surface;Other (specify below)
Jul 22, 2008300 galEquipment Failure—Unpaved surface;Other (specify below)

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