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California · California (CIWQS)

City of Redding

D
Frequently reaches water
Reported events
160
Total volume
3.0M gal
Reached waterways
56 (35%)
Reporting since
2007

What caused the overflows

Other / Unknown
68
Root Intrusion
43
Equipment Failure
25
Grease / FOG
14
Rainfall / Flooding
7
Capacity Issue
3

Reported overflow events (showing 160 of 160)

DateVolumeCauseReached waterReceiving water
Mar 11, 202640 galOther / UnknownYesClover Creek
Dec 22, 2025315 galOther / UnknownYesSecondary channel to Oregon Gulch
Dec 21, 202517K galOther / UnknownYesChurn Creek
Dec 21, 202525K galOther / UnknownYesLittle Churn Creek
Dec 21, 202525K galOther / UnknownYesLittle Churn Creek
Feb 4, 2024859K galEquipment FailureYesSacramento river via Clear Creek
Feb 4, 2024467K galEquipment FailureYesSacramento river via Clear Creek
Feb 4, 2024467K galEquipment FailureYesSacramento river via Clear Creek
Feb 3, 2024467K galEquipment FailureYesSacramento river via Clear Creek
Apr 27, 20231K galOther / UnknownYesDrainage Channel;Paved Surface
Mar 14, 20232K galRainfall / FloodingYesSurface Water
Feb 1, 202318K galRoot IntrusionYesDrainage Channel
Dec 10, 202252 galRoot Intrusion—Paved Surface
Nov 30, 20222K galEquipment FailureYesDrainage Channel
Aug 25, 202210 galGrease / FOG—Paved Surface
Apr 28, 2022300 galEquipment FailureYesDrainage Channel
Jan 27, 2022125 galEquipment Failure—Street/Curb and Gutter
Sep 4, 20213K galOther / UnknownYesDrainage Channel
Sep 27, 202050 galGrease / FOG—Unpaved surface
Sep 2, 202011K galOther / UnknownYesSurface Water;Unpaved surface
Aug 31, 202041K galEquipment FailureYesSurface Water
Aug 7, 202010 galGrease / FOG—Building or Structure
Jan 15, 2020360 galRoot Intrusion—Other (specify below)
Sep 2, 2019150 galRoot Intrusion—Unpaved surface
Jul 8, 2019200 galOther / Unknown—Other (specify below);Unpaved surface
Feb 14, 20198K galOther / UnknownYesStreet/Curb and Gutter;Surface Water
Jan 13, 2019200 galEquipment Failure—Separate Storm Drain;Street/Curb and Gutter
Jan 10, 20193 galRoot Intrusion—Separate Storm Drain;Street/Curb and Gutter
Oct 29, 2018900 galOther / UnknownYesSurface Water;Unpaved surface
Oct 9, 2018114 galOther / UnknownYesDrainage Channel;Street/Curb and Gutter
Jun 21, 2018315 galOther / Unknown—Paved Surface
Feb 17, 2018457 galOther / Unknown—Unpaved surface
Jan 15, 2018315 galOther / UnknownYesOther (specify below);Separate Storm Drain;Street/Curb and Gutter;Unpaved surface
Jan 2, 201861 galOther / Unknown—Unpaved surface
Dec 3, 20175 galRoot Intrusion—Street/Curb and Gutter
May 27, 201765K galOther / UnknownYesDrainage Channel;Surface Water;Unpaved surface
Mar 19, 201723 galOther / Unknown—Street/Curb and Gutter
Dec 13, 20165K galOther / UnknownYesDrainage Channel;Other (specify below);Unpaved surface
Nov 25, 201610K galOther / UnknownYesSeparate Storm Drain;Surface Water
Nov 20, 20162K galEquipment FailureYesPaved Surface;Surface Water
Aug 24, 20161K galEquipment FailureYesDrainage Channel;Other (specify below);Unpaved surface
Aug 23, 2016525 galEquipment Failure—Paved Surface;Unpaved surface
Jun 9, 2016200 galEquipment Failure—Paved Surface
Apr 28, 20165 galEquipment Failure—Paved Surface
Mar 23, 201696 galRoot Intrusion—Unpaved surface
Mar 20, 20162K galEquipment Failure—Unpaved surface
Jan 13, 201611K galOther / UnknownYesBuilding or Structure;Street/Curb and Gutter;Surface Water
Jan 5, 20166K galRainfall / FloodingYesDrainage Channel
Dec 28, 20151 galRoot Intrusion—Building or Structure
Oct 28, 201557 galGrease / FOGYesBuilding or Structure;Paved Surface;Surface Water
Aug 13, 201580 galEquipment Failure—Unpaved surface
Mar 17, 2015650 galOther / Unknown—Other (specify below)
Mar 10, 2015600 galOther / Unknown—Paved Surface
Feb 14, 2015495 galEquipment Failure—Paved Surface;Unpaved surface
Feb 3, 20151K galEquipment Failure—Unpaved surface
Jan 30, 201520 galRoot Intrusion—Unpaved surface
Jan 13, 20153K galEquipment Failure—Unpaved surface
Dec 11, 201441K galRainfall / FloodingYesDrainage Channel;Paved Surface;Street/Curb and Gutter;Surface Water
Nov 22, 20145 galOther / Unknown—Unpaved surface
Oct 27, 20141 galEquipment Failure—Building or Structure
Jul 21, 201410 galRoot Intrusion—Paved Surface
Apr 16, 201430 galOther / Unknown—Street/Curb and Gutter
Mar 23, 20141K galOther / Unknown—Unpaved surface
Feb 19, 201450 galOther / Unknown—Paved Surface
Jan 20, 2014250 galOther / Unknown—Separate Storm Drain;Street/Curb and Gutter
Dec 11, 201310 galGrease / FOG—Paved Surface
Dec 1, 201320 galOther / Unknown—Unpaved surface
Nov 18, 2013450 galEquipment Failure—Separate Storm Drain;Street/Curb and Gutter
May 10, 20131 galOther / Unknown—Other (specify below)
Apr 29, 201310 galRoot Intrusion—Street/curb and gutter
Apr 3, 2013200 galOther / Unknown—Building or structure;Unpaved surface
Mar 29, 2013600 galOther / Unknown—Other paved surface
Feb 9, 2013870 galOther / UnknownYesOther (specify below)
Dec 26, 20127 galOther / Unknown—Building or structure
Dec 21, 20122 galOther / Unknown—Building or structure
Oct 24, 201252 galOther / UnknownYesSeparate storm drain;Street/curb and gutter;Surface water;Unpaved surface
Aug 23, 20125 galOther / Unknown—Street/curb and gutter
Jun 19, 201220 galOther / Unknown—Street/curb and gutter
Jun 14, 20122 galRoot Intrusion—Building or structure;Unpaved surface
Jun 13, 2012400 galRoot Intrusion—Other paved surface;Unpaved surface
May 14, 201210 galOther / Unknown—Building or structure
Feb 26, 2012200 galGrease / FOG—Separate storm drain
Feb 15, 201230 galOther / Unknown—Unpaved surface
Jan 9, 201270K galOther / UnknownYesSurface water;Unpaved surface;Other (specify below)
Jan 1, 2012400 galOther / UnknownYesStreet/curb and gutter;Surface water;Other (specify below)
Nov 28, 2011150 galOther / Unknown—Other paved surface
Sep 6, 2011200 galOther / Unknown—Unpaved surface
Aug 22, 201160 galGrease / FOG—Building or structure;Street/curb and gutter
Jun 20, 2011200 galRoot Intrusion—Separate storm drain
Apr 21, 201135 galOther / Unknown—Separate storm drain;Street/curb and gutter
Mar 28, 201125 galGrease / FOG—Unpaved surface;Other (specify below)
Mar 14, 201125 galOther / Unknown—Street/curb and gutter
Feb 16, 2011138 galRoot Intrusion—Street/curb and gutter;Unpaved surface
Feb 4, 201150 galRoot Intrusion—Street/curb and gutter
Jan 19, 2011400 galOther / Unknown—Unpaved surface
Dec 11, 2010550 galOther / UnknownYesBuilding or structure;Surface water;Unpaved surface
Nov 10, 201093 galGrease / FOG—Separate storm drain
Oct 24, 201019K galOther / UnknownYesOther paved surface;Surface water
Sep 3, 201090 galOther / Unknown—Other (specify below)
Sep 2, 2010700 galGrease / FOG—Storm drain
Aug 18, 2010150 galOther / Unknown—Unpaved surface
Aug 18, 201040 galOther / Unknown—Unpaved surface
Jul 5, 201010 galOther / Unknown—Street/curb and gutter
Jun 1, 2010500 galOther / Unknown—Storm drain
Feb 16, 201010 galOther / Unknown—Other (specify below)
Feb 8, 2010780 galOther / UnknownYesSurface water
Feb 7, 201030 galOther / UnknownYesSurface water
Feb 5, 201060 galGrease / FOG—Building or structure
Jan 20, 2010150 galOther / UnknownYesSurface water
Jan 11, 20102K galOther / UnknownYesSurface water
Jan 5, 20102 galOther / Unknown—Street/curb and gutter
Dec 10, 2009115 galOther / Unknown—Storm drain
Nov 27, 2009600 galRoot IntrusionYesOther (specify below)
Nov 7, 200920 galGrease / FOG—Building or structure
May 9, 20091K galRoot IntrusionYesOther (specify below)
May 2, 200915 galRoot Intrusion—Other (specify below)
Mar 27, 2009400 galOther / Unknown—Storm drain
Mar 24, 2009100 galRoot Intrusion—Other paved surface
Mar 16, 200951K galRainfall / FloodingYesStorm drain;Surface water
Mar 16, 200926K galRainfall / FloodingYesStorm drain;Surface water
Mar 16, 200940K galRainfall / Flooding—Other (specify below)
Mar 16, 200930K galRainfall / Flooding—Other (specify below)
Feb 16, 2009500 galOther / UnknownYesStorm drain
Jan 9, 20092K galRoot Intrusion—Unpaved surface
Jan 6, 200915 galRoot Intrusion—Other paved surface
Jan 6, 200915 galRoot Intrusion—Other paved surface
Jan 4, 20093K galEquipment Failure—Other (specify below)
Dec 30, 2008200 galRoot Intrusion—Storm drain
Dec 30, 2008200 galRoot Intrusion—Separate storm drain
Dec 20, 200810 galRoot Intrusion—Other paved surface
Dec 7, 2008500 galRoot Intrusion—Unpaved surface
Nov 24, 2008500 galGrease / FOG—Separate storm drain
Nov 8, 2008350 galGrease / FOG—Storm drain
Oct 11, 2008100 galRoot Intrusion—Other (specify below)
Oct 10, 2008120 galRoot Intrusion—Storm drain
Oct 8, 2008100 galRoot Intrusion—Storm drain
Oct 1, 20083K galOther / Unknown—Other (specify below)
Sep 29, 2008200 galOther / Unknown—Other (specify below)
Sep 24, 20083 galOther / Unknown—Other (specify below)
Sep 18, 2008500 galRoot Intrusion—Street/curb and gutter
Aug 14, 200830 galRoot IntrusionYesOther (specify below)
Aug 5, 2008200 galEquipment FailureYesOther (specify below)
Jun 29, 200850 galRoot Intrusion—Building or structure
Jun 13, 2008100 galRoot Intrusion—Other (specify below)
Jun 3, 200875K galRoot IntrusionYesSurface water
May 9, 200820 galOther / Unknown—Street/curb and gutter
May 3, 2008700 galRoot IntrusionYesOther (specify below)
Apr 15, 2008125 galRoot Intrusion—Storm drain;Street/curb and gutter
Apr 6, 2008400 galRoot Intrusion—Unpaved surface
Mar 31, 200810 galRoot Intrusion—Other paved surface
Mar 5, 200823K galCapacity IssueYesStorm drain;Surface water
Mar 3, 200810K galCapacity IssueYesSurface water
Feb 25, 2008900 galOther / UnknownYesSurface water
Feb 2, 200823K galCapacity IssueYesStorm drain;Street/curb and gutter;Surface water
Jan 4, 2008250 galRoot IntrusionYesStreet/curb and gutter;Other (specify below)
Oct 15, 20073K galEquipment FailureYesSurface water
Oct 15, 200720K galEquipment FailureYesSurface water
Oct 10, 2007100 galRoot Intrusion—Building or structure;Unpaved surface;Other (specify below)
Oct 10, 2007540 galRoot Intrusion—Street/curb and gutter
Sep 3, 20074 galRoot Intrusion—Street/curb and gutter

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