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California · California (CIWQS)

Manteca City

A
Rarely reaches water
Reported events
170
Total volume
608K gal
Reached waterways
3 (2%)
Reporting since
2007

What caused the overflows

Other / Unknown
67
Grease / FOG
45
Equipment Failure
41
Root Intrusion
17

Reported overflow events (showing 170 of 170)

DateVolumeCauseReached waterReceiving water
Jan 14, 2026609 galGrease / FOG——
Jan 19, 2025219 galEquipment Failure——
Jan 6, 202551 galEquipment Failure——
Dec 3, 2024360 galGrease / FOG——
Oct 4, 2024421 galEquipment Failure——
Oct 29, 2023760 galGrease / FOG——
Mar 30, 20235 galEquipment Failure—Paved Surface;Street/Curb and Gutter
Feb 9, 2023825 galGrease / FOGYesPaved Surface;Separate Storm Drain;Street/Curb and Gutter;Surface Water
Jan 13, 2023296 galEquipment FailureYesSeparate Storm Drain
Sep 14, 20221 galOther / Unknown—Paved Surface;Unpaved surface
Apr 15, 2022165 galEquipment Failure—Separate Storm Drain;Street/Curb and Gutter
Jan 23, 20222K galGrease / FOG—Paved Surface;Separate Storm Drain;Street/Curb and Gutter
Dec 3, 20215K galGrease / FOG—Street/Curb and Gutter
Oct 25, 202134 galEquipment Failure—Street/Curb and Gutter
Mar 8, 2021164 galGrease / FOG—Street/Curb and Gutter
Oct 30, 2020500 galOther / Unknown—Other (specify below);Unpaved surface
Oct 19, 20201K galOther / Unknown—Paved Surface;Unpaved surface
May 17, 2020810 galEquipment Failure—Paved Surface;Separate Storm Drain;Street/Curb and Gutter
Dec 4, 2019675 galGrease / FOG—Paved Surface;Separate Storm Drain;Street/Curb and Gutter
Oct 22, 2019323 galGrease / FOG—Separate Storm Drain
Oct 22, 2019323 galGrease / FOG—Separate Storm Drain
Aug 12, 2019129 galEquipment Failure—Separate Storm Drain;Unpaved surface
Aug 2, 201915 galEquipment Failure—Separate Storm Drain;Unpaved surface
Apr 6, 20192K galGrease / FOG—Paved Surface;Separate Storm Drain;Street/Curb and Gutter
Oct 9, 2018800 galOther / Unknown—Separate Storm Drain;Street/Curb and Gutter
Sep 1, 2018227 galGrease / FOG—Paved Surface;Separate Storm Drain;Street/Curb and Gutter
Aug 6, 2018300 galEquipment Failure—Paved Surface;Separate Storm Drain;Street/Curb and Gutter
May 31, 201812 galGrease / FOG—Paved Surface;Separate Storm Drain;Street/Curb and Gutter
May 14, 201888 galGrease / FOG—Paved Surface;Separate Storm Drain;Street/Curb and Gutter
May 8, 201852K galEquipment Failure—Paved Surface;Separate Storm Drain;Street/Curb and Gutter
Nov 22, 2017137 galGrease / FOG—Paved Surface;Separate Storm Drain;Street/Curb and Gutter
Mar 7, 2017450 galGrease / FOG—Paved Surface;Separate Storm Drain;Street/Curb and Gutter
Feb 9, 2017420K galEquipment FailureYesDrainage Channel;Separate Storm Drain;Street/Curb and Gutter
Dec 24, 201612 galEquipment Failure—Paved Surface;Street/Curb and Gutter
Dec 4, 201616 galEquipment Failure—Paved Surface;Separate Storm Drain;Street/Curb and Gutter
Sep 5, 201689 galGrease / FOG—Paved Surface;Separate Storm Drain;Street/Curb and Gutter
Aug 1, 201617 galEquipment Failure—Paved Surface;Separate Storm Drain;Street/Curb and Gutter
Jun 5, 201697 galGrease / FOG—Separate Storm Drain;Street/Curb and Gutter
Apr 10, 201622 galGrease / FOG—Paved Surface;Street/Curb and Gutter
Feb 26, 2016102 galGrease / FOG—Separate Storm Drain;Street/Curb and Gutter
Jan 23, 2016144 galGrease / FOG—Separate Storm Drain;Street/Curb and Gutter
Jan 9, 201623 galGrease / FOG—Street/Curb and Gutter
Jan 9, 2016198 galGrease / FOG—Separate Storm Drain;Street/Curb and Gutter
Dec 18, 201581 galGrease / FOG—Paved Surface;Separate Storm Drain;Street/Curb and Gutter
Nov 12, 2015223 galRoot Intrusion—Paved Surface;Separate Storm Drain;Street/Curb and Gutter
Oct 17, 201562 galEquipment Failure—Separate Storm Drain;Street/Curb and Gutter
Oct 6, 2015186 galRoot Intrusion—Separate Storm Drain;Street/Curb and Gutter
Dec 16, 20143 galGrease / FOG—Street/Curb and Gutter
Nov 13, 2014900 galGrease / FOG—Separate Storm Drain;Street/Curb and Gutter
Nov 3, 2014126 galGrease / FOG—Paved Surface;Separate Storm Drain
Aug 22, 201412 galGrease / FOG—Street/Curb and Gutter
May 5, 201412 galEquipment Failure—Street/Curb and Gutter
Mar 22, 20144 galRoot Intrusion—Paved Surface
Feb 28, 2014648 galGrease / FOG—Separate Storm Drain;Street/Curb and Gutter
Feb 18, 20149 galEquipment Failure—Street/Curb and Gutter
Feb 14, 201432 galEquipment Failure—Street/Curb and Gutter
Feb 6, 2014304 galRoot Intrusion—Paved Surface;Separate Storm Drain;Street/Curb and Gutter
Jan 31, 20141 galRoot Intrusion—Street/Curb and Gutter
Jan 29, 2014146 galGrease / FOG—Paved Surface;Separate Storm Drain;Street/Curb and Gutter
Jan 14, 20144 galEquipment Failure—Street/Curb and Gutter
Jan 11, 20146 galRoot Intrusion—Street/Curb and Gutter
Dec 21, 201311 galEquipment Failure—Street/Curb and Gutter
Dec 8, 2013212 galEquipment Failure—Separate Storm Drain;Street/Curb and Gutter
Dec 3, 201340 galGrease / FOG—Unpaved surface
Nov 10, 201388 galGrease / FOG—Separate Storm Drain;Street/Curb and Gutter
Oct 24, 20136 galEquipment Failure—Street/Curb and Gutter
Oct 22, 201321 galEquipment Failure—Street/Curb and Gutter
Oct 7, 201384 galEquipment Failure—Street/Curb and Gutter
Oct 3, 20139 galEquipment Failure—Separate Storm Drain;Street/Curb and Gutter
Oct 3, 201318 galEquipment Failure—Separate Storm Drain;Street/Curb and Gutter
Sep 27, 20136 galRoot Intrusion—Separate Storm Drain;Street/Curb and Gutter
Sep 6, 201313 galEquipment Failure—Street/Curb and Gutter
Sep 2, 201312 galEquipment Failure—Separate Storm Drain;Street/Curb and Gutter
Aug 31, 20133 galEquipment Failure—Separate Storm Drain;Street/Curb and Gutter
Aug 25, 20135 galEquipment Failure—Street/Curb and Gutter
Aug 6, 20135 galEquipment Failure—Separate Storm Drain;Street/Curb and Gutter
Aug 6, 20135 galEquipment Failure—Separate Storm Drain;Street/Curb and Gutter
Aug 6, 20136 galRoot Intrusion—Street/Curb and Gutter
Aug 5, 20135 galRoot Intrusion—Street/Curb and Gutter
Jul 29, 20132 galGrease / FOG—Street/curb and gutter
Jul 7, 20132 galOther / Unknown—Street/curb and gutter
Jun 28, 2013171 galGrease / FOG—Separate storm drain;Street/curb and gutter
May 2, 20133 galOther / Unknown—Separate storm drain;Street/curb and gutter
Apr 18, 20133 galOther / Unknown—Street/curb and gutter
Apr 6, 201347 galOther / Unknown—Separate storm drain;Street/curb and gutter
Mar 26, 20131 galOther / Unknown—Street/curb and gutter
Mar 3, 201353 galOther / Unknown—Separate storm drain;Street/curb and gutter
Jan 19, 201316 galOther / Unknown—Separate storm drain
Jan 6, 201322 galOther / Unknown—Street/curb and gutter
Dec 19, 201217 galRoot Intrusion—Street/curb and gutter
Dec 9, 201210 galGrease / FOG—Other (specify below)
Nov 27, 2012360 galGrease / FOG—Separate storm drain
Nov 20, 20123 galRoot Intrusion—Street/curb and gutter
Nov 19, 20122 galOther / Unknown—Street/curb and gutter
Nov 13, 20125 galOther / Unknown—Other (specify below)
Nov 7, 201215 galOther / Unknown—Street/curb and gutter
Nov 6, 20126 galOther / Unknown—Street/curb and gutter
Nov 1, 201213 galOther / Unknown—Street/curb and gutter
Oct 31, 201227 galRoot Intrusion—Separate storm drain
Oct 2, 201287 galOther / Unknown—Separate storm drain;Street/curb and gutter
Sep 23, 2012294 galOther / Unknown—Separate storm drain
Aug 23, 20124 galOther / Unknown—Street/curb and gutter
Aug 20, 201274 galOther / Unknown—Separate storm drain;Street/curb and gutter
Aug 1, 201298 galGrease / FOG—Separate storm drain;Street/curb and gutter
Jul 28, 20129 galRoot Intrusion—Street/curb and gutter
Jul 23, 201239 galOther / Unknown—Unpaved surface
Jul 11, 2012881 galOther / Unknown—Other (specify below)
Jul 6, 20121 galOther / Unknown—Unpaved surface
Jun 27, 201255 galOther / Unknown—Street/curb and gutter
Jun 4, 20126 galEquipment Failure—Street/curb and gutter
May 27, 201210 galOther / Unknown—Street/curb and gutter
May 7, 20129 galGrease / FOG—Street/curb and gutter
May 4, 20126 galOther / Unknown—Street/curb and gutter
Apr 27, 20121 galOther / Unknown—Street/curb and gutter
Apr 27, 20125 galOther / Unknown—Street/curb and gutter
Apr 16, 201259 galGrease / FOG—Separate storm drain;Street/curb and gutter
Apr 1, 20124 galOther / Unknown—Street/curb and gutter
Mar 30, 201210 galOther / Unknown—Unpaved surface
Mar 25, 201285 galOther / Unknown—Separate storm drain;Street/curb and gutter
Mar 16, 201238 galOther / Unknown—Other paved surface;Separate storm drain
Mar 9, 20122 galRoot Intrusion—Street/curb and gutter
Mar 8, 20121 galOther / Unknown—Separate storm drain;Street/curb and gutter
Mar 7, 20122 galOther / Unknown—Unpaved surface
Mar 2, 201225 galEquipment Failure—Other paved surface
Feb 24, 201230 galOther / Unknown—Other (specify below)
Feb 15, 201244 galOther / Unknown—Separate storm drain
Feb 1, 20126 galOther / Unknown—Other (specify below)
Jan 30, 2012275 galGrease / FOG—Separate storm drain
Jan 29, 201246 galOther / Unknown—Separate storm drain
Jan 18, 201210 galRoot Intrusion—Separate storm drain
Jan 13, 201210 galRoot Intrusion—Other (specify below)
Jan 3, 201249 galOther / Unknown—Separate storm drain
Oct 8, 2011116 galGrease / FOG—Separate storm drain
Oct 4, 2011100 galOther / Unknown—Separate storm drain
Sep 18, 201195 galOther / Unknown—Separate storm drain
Aug 14, 201120 galOther / Unknown—Separate storm drain
Aug 8, 201134K galEquipment Failure—Other (specify below)
Apr 30, 2011100 galOther / Unknown—Separate storm drain
Apr 3, 201150 galOther / Unknown—Separate storm drain
Mar 8, 20112 galOther / Unknown—Street/curb and gutter
Mar 4, 201150 galOther / Unknown—Separate storm drain
Nov 26, 201050 galOther / Unknown—Separate storm drain
Aug 25, 201010 galOther / Unknown—Storm drain
Aug 20, 201025 galOther / Unknown—Street/curb and gutter
Aug 12, 20103 galOther / Unknown—Street/curb and gutter
Jun 28, 201025 galOther / Unknown—Storm drain
Jan 31, 201020 galOther / Unknown—Storm drain
Jan 9, 2010200 galOther / Unknown—Storm drain
Dec 21, 200975 galOther / Unknown—Storm drain
Dec 1, 200910 galOther / Unknown—Street/curb and gutter
Nov 14, 200930 galOther / Unknown—Other (specify below)
Oct 25, 200915 galOther / Unknown—Storm drain
Aug 15, 20092 galOther / Unknown—Other paved surface
Jul 16, 200971K galOther / Unknown—Storm drain;Street/curb and gutter;Unpaved surface;Other (specify below)
Jun 9, 200950 galOther / Unknown—Storm drain
May 19, 200930 galOther / Unknown—Storm drain
May 13, 200910 galOther / Unknown—Storm drain
Apr 27, 2009250 galOther / Unknown—Storm drain
Apr 9, 200910 galOther / Unknown—Street/curb and gutter
Apr 6, 200915 galOther / Unknown—Other paved surface
Jan 26, 2009900 galGrease / FOG—Storm drain
Nov 30, 2008500 galEquipment Failure—Storm drain
Oct 31, 2008855 galOther / Unknown—Other (specify below)
Aug 4, 200820 galGrease / FOG—Storm drain
Jul 27, 200820 galEquipment Failure—Storm drain
Apr 22, 2008800 galGrease / FOG—Storm drain;Street/curb and gutter
Mar 6, 200820 galRoot Intrusion—Storm drain;Street/curb and gutter
Feb 14, 200835 galEquipment Failure—Storm drain;Street/curb and gutter
Oct 20, 200745 galGrease / FOG—Other paved surface
Sep 8, 20072 galEquipment Failure—Street/curb and gutter

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