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California · California (CIWQS)

SLAC

C
Often reaches water
Reported events
38
Total volume
21K gal
Reached waterways
6 (16%)
Reporting since
0024

What caused the overflows

Equipment Failure
17
Other / Unknown
12
Root Intrusion
9

Reported overflow events (showing 38 of 38)

DateVolumeCauseReached waterReceiving water
May 13, 2024115 galRoot IntrusionYesSan Francisquito Creek
Feb 4, 202450 galEquipment FailureYesSan Francisquito Creek
Jan 23, 202450 galRoot Intrusion——
Oct 16, 2023300 galEquipment Failure——
Apr 10, 20231 galEquipment Failure—Paved Surface;Unpaved surface
Jan 20, 20231 galEquipment Failure—Unpaved surface
Dec 7, 202250 galOther / Unknown—Paved Surface
Oct 11, 2022930 galEquipment Failure—Paved Surface
Feb 6, 201910 galEquipment FailureYesDrainage Channel
Oct 23, 201710 galRoot Intrusion—Paved Surface
Mar 27, 20171 galEquipment Failure—Paved Surface
Jan 8, 201750 galOther / UnknownYesStreet/Curb and Gutter
Jan 7, 201730 galOther / Unknown—Unpaved surface
Aug 28, 20151 galEquipment Failure—Unpaved surface
Oct 29, 201450 galEquipment Failure—Other (specify below)
Feb 25, 201410 galEquipment Failure—Unpaved surface
Jun 8, 20139K galOther / Unknown—Unpaved surface
Oct 3, 201210 galRoot IntrusionYesOther (specify below)
Sep 20, 201230 galEquipment Failure—Unpaved surface
Aug 30, 201225 galOther / Unknown—Unpaved surface
Nov 17, 20113 galOther / Unknown—Separate storm drain
Nov 10, 20111 galOther / Unknown—Other paved surface
Nov 8, 20111K galOther / Unknown—Unpaved surface
Jun 9, 2011150 galOther / Unknown—Unpaved surface
May 26, 201110 galOther / Unknown—Other paved surface
Mar 11, 2011100 galEquipment Failure—Other paved surface
Sep 19, 20105 galRoot Intrusion—Unpaved surface
Dec 18, 2009500 galRoot Intrusion—Other paved surface
Dec 3, 200915 galOther / Unknown—Unpaved surface
Sep 1, 200930 galRoot Intrusion—Building or structure
Mar 16, 20093 galEquipment Failure—Other paved surface
Jan 4, 20097K galEquipment Failure—Other (specify below)
Dec 5, 20085 galEquipment Failure—Storm drain
Nov 18, 200820 galRoot Intrusion—Other paved surface
Sep 13, 20082 galEquipment Failure—Other paved surface
Feb 14, 200810 galEquipment Failure—Building or structure
Jul 9, 2007500 galOther / UnknownYesSeparate storm drain
Jan 23, 2450 galRoot Intrusion——

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