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California · California (CIWQS)

San Rafael Sanitation District

B
Seldom reaches water
Reported events
466
Total volume
340K gal
Reached waterways
64 (14%)
Reporting since
2007

What caused the overflows

Equipment Failure
173
Root Intrusion
167
Other / Unknown
74
Grease / FOG
50
Rainfall / Flooding
1
Capacity Issue
1

Reported overflow events (showing 200 of 466)

DateVolumeCauseReached waterReceiving water
Jun 2, 2026192 galGrease / FOG——
Mar 5, 2026193 galEquipment Failure——
Mar 4, 2026101 galEquipment Failure——
Dec 5, 202531K galEquipment Failure——
Mar 14, 20255K galEquipment FailureYesSan Rafael Creek
Mar 14, 20255K galEquipment FailureYesSan Rafael Creek
Feb 3, 2025125 galRoot IntrusionYesGlenwood Creek
Jan 31, 20252K galEquipment FailureYesGlenwood Creek
Jan 27, 202559 galEquipment FailureYesErwin Creek
Nov 28, 2024460 galRoot Intrusion——
Sep 26, 2024397 galEquipment FailureYesSan Rafael Creek
May 12, 20243K galEquipment FailureYesSan Rafael Creek
Apr 3, 202457 galEquipment Failure——
Mar 14, 2024135 galOther / UnknownYesSan Rafael Creek
Jan 25, 2024282 galEquipment FailureYesSan Rafael Creek
Nov 29, 2023250 galGrease / FOGYesBlack Canyon Creek
Nov 17, 2023505 galGrease / FOGYesSan Rafael Creek
Aug 25, 2023279 galGrease / FOG——
Jul 13, 20237 galEquipment FailureYesSan Rafael Creek
Jun 6, 2023136 galEquipment Failure——
Mar 2, 2023120 galEquipment Failure—Unpaved surface
Feb 24, 20233K galRoot IntrusionYesSurface Water
Feb 9, 202377 galGrease / FOG—Street/Curb and Gutter
Feb 6, 2023825 galOther / UnknownYesSurface Water
Jan 30, 202330 galOther / Unknown—Street/Curb and Gutter
Dec 30, 2022336 galRoot IntrusionYesSurface Water
Dec 26, 20224K galEquipment FailureYesSurface Water
Nov 1, 202211 galGrease / FOG—Street/Curb and Gutter
Nov 1, 202259 galOther / UnknownYesSurface Water
Oct 19, 2022532 galEquipment FailureYesSurface Water
Sep 4, 20223K galOther / Unknown—Separate Storm Drain
Jun 6, 20228 galOther / Unknown—Separate Storm Drain
Mar 17, 202261 galEquipment Failure—Separate Storm Drain;Street/Curb and Gutter
Mar 13, 2022550 galEquipment FailureYesSeparate Storm Drain;Street/Curb and Gutter;Surface Water
Mar 10, 20229 galOther / Unknown—Street/Curb and Gutter
Feb 1, 2022305 galGrease / FOG—Building or Structure;Unpaved surface
Jan 20, 202222 galGrease / FOG—Paved Surface;Street/Curb and Gutter;Unpaved surface
Jan 17, 20222K galEquipment FailureYesSurface Water
Jan 3, 202225 galEquipment Failure—Building or Structure
Jan 3, 20229K galGrease / FOGYesSurface Water
Jan 1, 2022934 galRoot IntrusionYesSurface Water
Nov 11, 202111 galGrease / FOG—Paved Surface
Nov 9, 2021270 galOther / UnknownYesDrainage Channel
Nov 2, 20216K galRoot IntrusionYesDrainage Channel
Oct 31, 202176K galOther / UnknownYesSurface Water
Oct 24, 202140K galRainfall / FloodingYesSurface Water
Sep 28, 202150 galRoot Intrusion—Unpaved surface
Sep 16, 2021128 galRoot Intrusion—Separate Storm Drain
Aug 16, 202130 galEquipment Failure—Building or Structure;Drainage Channel
Jul 5, 20214K galRoot IntrusionYesOther (specify below)
May 26, 20212 galEquipment Failure—Street/Curb and Gutter
Mar 26, 20211 galOther / Unknown—Building or Structure
Mar 22, 20213 galOther / Unknown—Unpaved surface
Mar 19, 2021702 galEquipment FailureYesPaved Surface;Separate Storm Drain;Street/Curb and Gutter;Surface Water
Mar 19, 202130 galEquipment Failure—Unpaved surface
Mar 18, 202150 galOther / Unknown—Other (specify below);Street/Curb and Gutter
Mar 8, 20213 galOther / Unknown—Other (specify below)
Feb 7, 20213K galOther / Unknown—Unpaved surface
Feb 4, 20211K galOther / Unknown—Unpaved surface
Jan 28, 2021224 galOther / Unknown—Street/Curb and Gutter
Sep 7, 2020610 galEquipment Failure—Street/Curb and Gutter
Jul 15, 202033 galGrease / FOG—Paved Surface;Unpaved surface
Apr 7, 2020896 galEquipment Failure—Unpaved surface
Mar 12, 2020254 galEquipment FailureYesSeparate Storm Drain
Mar 5, 202032 galEquipment Failure—Street/Curb and Gutter
Feb 26, 20205 galEquipment Failure—Paved Surface;Unpaved surface
Feb 7, 202091 galEquipment Failure—Unpaved surface
Dec 11, 20192 galCapacity Issue—Paved Surface;Street/Curb and Gutter
Nov 25, 20192 galEquipment Failure—Building or Structure;Paved Surface
Nov 17, 201910 galOther / Unknown—Separate Storm Drain;Street/Curb and Gutter;Unpaved surface
Nov 4, 201931 galEquipment Failure—Paved Surface;Unpaved surface
Oct 28, 20191K galOther / Unknown—Separate Storm Drain;Street/Curb and Gutter
Sep 26, 201967 galGrease / FOG—Separate Storm Drain;Street/Curb and Gutter
Sep 19, 201929 galOther / Unknown—Separate Storm Drain;Street/Curb and Gutter
Sep 5, 20191K galEquipment FailureYesOther (specify below);Paved Surface;Unpaved surface
Aug 22, 20193 galRoot Intrusion—Paved Surface
Aug 19, 20194K galGrease / FOGYesDrainage Channel;Paved Surface
Aug 14, 20193 galEquipment Failure—Street/Curb and Gutter
Aug 12, 201911 galEquipment Failure—Unpaved surface
Jul 18, 2019100 galEquipment Failure—Street/Curb and Gutter;Unpaved surface
Jun 1, 201911K galEquipment Failure—Other (specify below);Separate Storm Drain;Street/Curb and Gutter
May 29, 2019113 galGrease / FOG—Paved Surface;Separate Storm Drain;Street/Curb and Gutter
May 21, 201910 galEquipment Failure—Unpaved surface
Apr 28, 2019109 galRoot IntrusionYesSurface Water
Apr 4, 20191 galOther / Unknown—Paved Surface;Street/Curb and Gutter
Apr 3, 20193 galOther / Unknown—Paved Surface;Street/Curb and Gutter
Mar 28, 201911 galRoot Intrusion—Paved Surface;Street/Curb and Gutter
Mar 1, 201932 galEquipment Failure—Paved Surface;Unpaved surface
Feb 22, 201933 galGrease / FOG—Paved Surface;Street/Curb and Gutter
Feb 19, 2019187 galRoot Intrusion—Unpaved surface
Feb 19, 201934 galEquipment Failure—Paved Surface;Unpaved surface
Feb 11, 2019900 galEquipment FailureYesPaved Surface;Surface Water;Unpaved surface
Feb 7, 201910 galEquipment Failure—Paved Surface;Unpaved surface
Feb 4, 2019981 galRoot Intrusion—Paved Surface;Unpaved surface
Jan 30, 20192 galRoot Intrusion—Paved Surface;Separate Storm Drain;Street/Curb and Gutter
Jan 29, 2019176 galEquipment Failure—Paved Surface;Separate Storm Drain;Street/Curb and Gutter
Jan 25, 201929 galOther / UnknownYesPaved Surface;Separate Storm Drain;Street/Curb and Gutter;Surface Water
Jan 24, 2019313 galGrease / FOGYesPaved Surface;Separate Storm Drain;Street/Curb and Gutter
Jan 13, 20192K galRoot IntrusionYesOther (specify below)
Jan 7, 20194 galRoot Intrusion—Paved Surface;Street/Curb and Gutter;Unpaved surface
Jan 6, 201923 galOther / UnknownYesDrainage Channel;Street/Curb and Gutter;Surface Water
Dec 25, 2018500 galRoot IntrusionYesSeparate Storm Drain;Surface Water;Unpaved surface
Oct 26, 2018159 galEquipment Failure—Building or Structure;Unpaved surface
Oct 7, 20182K galEquipment Failure—Separate Storm Drain
Sep 29, 2018353 galEquipment Failure—Paved Surface;Unpaved surface
Sep 26, 2018502 galEquipment Failure—Paved Surface;Separate Storm Drain;Street/Curb and Gutter
Sep 17, 2018112 galRoot Intrusion—Unpaved surface
Aug 14, 201837 galEquipment Failure—Building or Structure;Street/Curb and Gutter
Jul 6, 20187 galRoot Intrusion—Street/Curb and Gutter
Jun 14, 2018321 galEquipment FailureYesDrainage Channel;Paved Surface;Street/Curb and Gutter;Surface Water
Jun 7, 2018239 galEquipment Failure—Unpaved surface
Jun 4, 2018327 galEquipment Failure—Unpaved surface
May 31, 20189 galEquipment Failure—Unpaved surface
May 13, 20182K galEquipment Failure—Paved Surface;Separate Storm Drain;Street/Curb and Gutter
Apr 22, 20182K galRoot IntrusionYesSeparate Storm Drain;Street/Curb and Gutter;Surface Water
Apr 15, 201820 galRoot Intrusion—Street/Curb and Gutter
Apr 8, 2018204 galEquipment FailureYesSeparate Storm Drain;Street/Curb and Gutter;Surface Water;Unpaved surface
Mar 25, 2018150 galEquipment FailureYesSeparate Storm Drain;Street/Curb and Gutter;Surface Water
Mar 22, 20181K galEquipment Failure—Paved Surface;Unpaved surface
Mar 3, 2018336 galRoot IntrusionYesDrainage Channel;Paved Surface;Street/Curb and Gutter;Surface Water
Feb 25, 2018299 galEquipment Failure—Unpaved surface
Feb 1, 2018224 galEquipment Failure—Unpaved surface
Jan 29, 201812 galRoot Intrusion—Unpaved surface
Dec 25, 201756 galEquipment Failure—Paved Surface;Street/Curb and Gutter;Unpaved surface
Dec 7, 2017461 galEquipment Failure—Paved Surface;Separate Storm Drain;Street/Curb and Gutter
Dec 6, 201712 galEquipment Failure—Street/Curb and Gutter
Nov 25, 2017100 galEquipment Failure—Unpaved surface
Nov 24, 201775 galRoot Intrusion—Street/Curb and Gutter
Nov 1, 20172K galRoot Intrusion—Unpaved surface
Sep 28, 201725 galRoot Intrusion—Paved Surface
Sep 22, 2017929 galEquipment Failure—Unpaved surface
Sep 17, 20172 galEquipment Failure—Unpaved surface
Aug 17, 20176 galRoot Intrusion—Street/Curb and Gutter
Aug 7, 201726 galGrease / FOG—Street/Curb and Gutter
Jun 4, 20173 galEquipment Failure—Street/Curb and Gutter
May 15, 2017227 galEquipment Failure—Street/Curb and Gutter;Unpaved surface
Apr 15, 201715 galEquipment Failure—Unpaved surface
Apr 11, 20175K galOther / UnknownYesSeparate Storm Drain;Street/Curb and Gutter;Surface Water;Unpaved surface
Apr 4, 201711 galRoot Intrusion—Other (specify below);Paved Surface
Mar 29, 201750 galGrease / FOG—Building or Structure
Mar 2, 20175 galRoot Intrusion—Unpaved surface
Mar 1, 2017117 galEquipment Failure—Street/Curb and Gutter
Feb 9, 201756 galRoot Intrusion—Unpaved surface
Feb 7, 20171K galOther / UnknownYesSurface Water
Jan 28, 20172K galOther / UnknownYesDrainage Channel;Separate Storm Drain;Street/Curb and Gutter;Surface Water
Jan 1, 2017300 galRoot Intrusion—Unpaved surface
Dec 20, 2016694 galEquipment FailureYesDrainage Channel;Separate Storm Drain;Street/Curb and Gutter;Unpaved surface
Dec 8, 2016600 galEquipment FailureYesDrainage Channel;Separate Storm Drain;Street/Curb and Gutter;Surface Water
Dec 2, 201648 galRoot Intrusion—Street/Curb and Gutter
Oct 14, 20165 galRoot Intrusion—Street/Curb and Gutter
Oct 3, 2016200 galRoot Intrusion—Street/Curb and Gutter;Unpaved surface
Sep 26, 20165 galEquipment Failure—Unpaved surface
Sep 3, 2016187 galRoot Intrusion—Paved Surface;Separate Storm Drain;Street/Curb and Gutter;Unpaved surface
Aug 29, 2016150 galRoot Intrusion—Paved Surface;Unpaved surface
Aug 24, 20162 galRoot Intrusion—Paved Surface
Jul 6, 2016120 galRoot Intrusion—Unpaved surface
Jun 26, 201680 galRoot Intrusion—Unpaved surface
May 7, 201610 galEquipment Failure—Paved Surface;Street/Curb and Gutter;Unpaved surface
Apr 20, 201630 galGrease / FOG—Paved Surface;Unpaved surface
Apr 18, 201690 galEquipment Failure—Paved Surface;Separate Storm Drain;Street/Curb and Gutter
Apr 16, 201645 galRoot Intrusion—Street/Curb and Gutter;Unpaved surface
Feb 7, 2016820 galEquipment Failure—Unpaved surface
Feb 7, 2016120 galRoot Intrusion—Unpaved surface
Jan 31, 2016200 galRoot Intrusion—Unpaved surface
Jan 30, 20161K galEquipment FailureYesDrainage Channel;Separate Storm Drain;Surface Water
Jan 26, 20165 galRoot Intrusion—Paved Surface;Unpaved surface
Jan 13, 2016910 galRoot Intrusion—Paved Surface;Unpaved surface
Jan 12, 2016220 galRoot Intrusion—Unpaved surface
Jan 6, 201636K galEquipment FailureYesSeparate Storm Drain;Surface Water
Nov 22, 2015350 galRoot Intrusion—Street/Curb and Gutter
Oct 30, 20155 galOther / Unknown—Paved Surface
Sep 20, 20152 galRoot Intrusion—Unpaved surface
Sep 11, 201530 galEquipment Failure—Unpaved surface
Aug 28, 201525 galRoot Intrusion—Unpaved surface
Aug 16, 201520 galEquipment Failure—Unpaved surface
Aug 4, 201525 galRoot Intrusion—Unpaved surface
Jul 28, 20151 galRoot Intrusion—Unpaved surface
Jul 6, 2015100 galOther / Unknown—Paved Surface;Street/Curb and Gutter
May 30, 2015600 galRoot Intrusion—Other (specify below);Paved Surface;Separate Storm Drain;Street/Curb and Gutter
Apr 27, 20151 galEquipment Failure—Unpaved surface
Mar 12, 2015150 galRoot Intrusion—Paved Surface;Separate Storm Drain;Street/Curb and Gutter
Mar 10, 201550 galEquipment Failure—Paved Surface;Separate Storm Drain;Street/Curb and Gutter;Unpaved surface
Feb 7, 201550 galEquipment Failure—Paved Surface;Separate Storm Drain;Street/Curb and Gutter
Jan 27, 201510 galEquipment Failure—Unpaved surface
Jan 23, 201570 galEquipment Failure—Building or Structure;Unpaved surface
Jan 8, 2015750 galRoot Intrusion—Separate Storm Drain;Street/Curb and Gutter
Dec 22, 201410 galEquipment Failure—Unpaved surface
Dec 15, 201420 galRoot Intrusion—Unpaved surface
Dec 9, 201415 galRoot Intrusion—Unpaved surface
Nov 23, 201430 galRoot Intrusion—Paved Surface;Unpaved surface
Nov 22, 2014400 galRoot Intrusion—Street/Curb and Gutter;Unpaved surface
Nov 9, 201425 galRoot Intrusion—Street/Curb and Gutter
Nov 3, 2014200 galRoot Intrusion—Unpaved surface
Oct 31, 201475 galGrease / FOG—Street/Curb and Gutter
Oct 27, 201450 galRoot Intrusion—Paved Surface;Separate Storm Drain;Street/Curb and Gutter
Oct 26, 2014900 galEquipment FailureYesDrainage Channel;Paved Surface;Separate Storm Drain;Street/Curb and Gutter
Oct 11, 2014300 galRoot Intrusion—Paved Surface;Street/Curb and Gutter
Oct 6, 2014400 galEquipment Failure—Paved Surface;Separate Storm Drain;Street/Curb and Gutter
Aug 31, 2014300 galEquipment Failure—Separate Storm Drain;Street/Curb and Gutter
Jul 28, 201410 galEquipment Failure—Paved Surface;Street/Curb and Gutter

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