All rankings
New York · New York (DEC)
Buffalo Sewer Authority -Bird Island
Permit NY0028410
F
Usually reaches water
Reported events
198
Total volume
1.8B gal
Reached waterways
186 (94%)
Reporting since
2020
What caused the overflows
Rainfall / Flooding
173
Capacity Issue
21
Equipment Failure
4
Reported overflow events (showing 198 of 198)
| Date | Volume | Cause | Reached water | Receiving water |
|---|---|---|---|---|
| Mar 25, 2023 | 263K gal | Rainfall / Flooding | Yes | Black Rock Canal, Scajaquada Creek |
| Mar 23, 2023 | 5.7M gal | Rainfall / Flooding | Yes | Black Rock Canal, Buffalo River, Scajaquada Creek, Cazenovia Creek, Niagara River |
| Mar 23, 2023 | 143K gal | Rainfall / Flooding | Yes | Black Rock Canal, Buffalo River, Scajaquada Creek |
| Mar 17, 2023 | 7.6M gal | Rainfall / Flooding | Yes | Black Rock Canal, Niagara River, Scajaquada Creek, Cazenovia Creek, Buffalo River |
| Mar 17, 2023 | 12.3M gal | Rainfall / Flooding | Yes | Black Rock Canal, Niagara River, Scajaquada Creek, Cazenovia Creek, Buffalo River, Erie Basin |
| Mar 17, 2023 | 1.0M gal | Rainfall / Flooding | Yes | Black Rock Canal, Niagara River, Scajaquada Creek |
| Mar 3, 2023 | 19.5M gal | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, Erie Basin |
| Mar 3, 2023 | 39.5M gal | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, Erie Basin |
| Feb 9, 2023 | 26.9M gal | Rainfall / Flooding | Yes | Black Rock Canal, Buffalo River, Cazenovia Creek, Erie Basin, Scajaquada Creek, Niagara River |
| Feb 9, 2023 | 26.9M gal | Rainfall / Flooding | Yes | Black Rock Canal, Buffalo River, Cazenovia Creek, Erie Basin, Scajaquada Creek |
| Jan 29, 2023 | 143K gal | Rainfall / Flooding | Yes | Black Rock Canal, Scajaquada Creek |
| Jan 19, 2023 | 170K gal | Rainfall / Flooding | Yes | Black Rock Canal, Scajaquada Creek |
| Jan 12, 2023 | 18.8M gal | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, Erie Basin |
| Jan 12, 2023 | 6.4M gal | Rainfall / Flooding | Yes | Black Rock Canal, Buffalo River, Cazenovia Creek, Scajaquada Creek, Niagara River |
| Jan 4, 2023 | 650K gal | Rainfall / Flooding | Yes | Black Rock Canal, Buffalo River, Cazenovia Creek, Scajaquada Creek, |
| Dec 29, 2022 | 1.2M gal | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, Erie Basin |
| Dec 22, 2022 | 114K gal | Rainfall / Flooding | Yes | Black Rock Canal, Buffalo River, Scajaquada Creek |
| Dec 22, 2022 | 528K gal | Rainfall / Flooding | Yes | Black Rock Canal, Buffalo River, Scajaquada Creek |
| Dec 16, 2022 | 93.3M gal | Rainfall / Flooding | Yes | Niagara River, Scajaquada Creek, Black Rock canal, Buffalo River, Cazenovia Creek |
| Dec 15, 2022 | 5.1M gal | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, Erie Basin |
| Dec 13, 2022 | — | Equipment Failure | Yes | Niagara River |
| Dec 13, 2022 | — | Equipment Failure | Yes | Niagara River |
| Nov 27, 2022 | 306K gal | Rainfall / Flooding | Yes | Black Rock Canal, Scajaquada Creek |
| Nov 27, 2022 | 1.3M gal | Rainfall / Flooding | Yes | Black Rock Canal, Scajaquada Creek, Niagara River |
| Nov 27, 2022 | 260K gal | Rainfall / Flooding | Yes | Black Rock Canal, Scajaquada Creek, Niagara River |
| Nov 11, 2022 | 63.0M gal | Rainfall / Flooding | Yes | Buffalo River, Black Rock Canal, Scajaquada Creek, Cazenovia creek, Erie basin, Niagara River |
| Nov 11, 2022 | 1.0M gal | Rainfall / Flooding | Yes | Buffalo River, Black Rock Canal, Scajaquada Creek, Cazenovia creek, Erie basin |
| Nov 5, 2022 | 588K gal | Rainfall / Flooding | Yes | 'Buffalo River,Black Rock Canal, Scajaquada Creek |
| Oct 26, 2022 | 1.3M gal | Capacity Issue | Yes | Black Rock Canal, Niagara River, Buffalo River, Scjaquada Creek, Buffalo River |
| Oct 19, 2022 | 650K gal | Rainfall / Flooding | Yes | Black Rock Canal, Buffalo River, Cazenovia Creek, Scajaquada Creek |
| Oct 19, 2022 | 20.1M gal | Rainfall / Flooding | Yes | Black Rock Canal, Buffalo River, Cazenovia Creek, Scajaquada Creek, Erie Basin, Niagara River |
| Oct 17, 2022 | — | Capacity Issue | — | Black rock canal, Niagara River, Buffalo River, Cazenovia Creek, Scajaquada Creek |
| Oct 13, 2022 | — | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, Erie Basin |
| Oct 13, 2022 | — | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, Erie Basin |
| Oct 9, 2022 | 3.6M gal | Rainfall / Flooding | Yes | Black Rock Canal, Niagara River, Scajaquada Creek |
| Sep 27, 2022 | 710K gal | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, Erie basin |
| Sep 27, 2022 | 470K gal | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek |
| Sep 26, 2022 | 9.8M gal | Rainfall / Flooding | Yes | Black Rock Canal, Buffalo River, Cazenovia Creek, Niagara River, Scajaquada Creek |
| Sep 26, 2022 | 43.8M gal | Rainfall / Flooding | Yes | Black Rock Canal, Buffalo River, Cazenovia Creek, Niagara River, Scajaquada Creek, Erie Basin |
| Sep 25, 2022 | 650K gal | Rainfall / Flooding | Yes | Black Rock Canal, Scajaquada Creek |
| Sep 25, 2022 | 940K gal | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, Erie Basin |
| Sep 12, 2022 | 418K gal | Rainfall / Flooding | Yes | Black Rock Canal, Scajaquada Creek |
| Sep 5, 2022 | 6.4M gal | Rainfall / Flooding | Yes | Black Rock Canal, Scajaquada Creek, Buffalo River, Cazenovia Creek, Niagara River |
| Sep 5, 2022 | 143K gal | Rainfall / Flooding | Yes | Black Rock Canal, Scajaquada Creek |
| Sep 5, 2022 | 18.8M gal | Rainfall / Flooding | Yes | Black Rock Canal, Scajaquada Creek, Buffalo River, Cazenovia Creek, Niagara River, Erie Basin |
| Aug 30, 2022 | 250.0M gal | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, Erie Basin |
| Aug 24, 2022 | 9.8M gal | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek |
| Aug 16, 2022 | 528K gal | Rainfall / Flooding | Yes | Black Rock Canal, Buffalo River, Cazenovia Creek, Scajaquada Creek |
| Aug 1, 2022 | 20.8M gal | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, Erie Basin |
| Jul 28, 2022 | 528K gal | Rainfall / Flooding | Yes | Black Rock Canal, Buffalo River, Cazenovia Creek, Scajaquada Creek |
| Jul 24, 2022 | 114K gal | Rainfall / Flooding | Yes | Black Rock Canal , Scajaquada Creek |
| Jul 17, 2022 | 1.2M gal | Rainfall / Flooding | Yes | Black Rock Canal, Scajaquada Creek, Niagara River |
| Jul 17, 2022 | 368K gal | Rainfall / Flooding | Yes | Black Rock Canal, Scajaquada Creek |
| Jul 17, 2022 | 118.0M gal | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, Erie Basin |
| Jul 17, 2022 | 24.5M gal | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, Erie Basin |
| Jul 17, 2022 | 9.3M gal | Rainfall / Flooding | Yes | Black Rock Canal, Scajaquada Creek, Niagara River, Buffalo River, Cazenovia Creek |
| Jul 1, 2022 | 40K gal | Rainfall / Flooding | Yes | Black Rock Canal , Scajaquada Creek |
| Jun 8, 2022 | — | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, Erie Basin |
| Jun 8, 2022 | — | Rainfall / Flooding | Yes | Black Rock Canal, Scajaquada Creek |
| Jun 7, 2022 | 890K gal | Rainfall / Flooding | Yes | Black Rock Canal, Scajaquada Creek ,Buffalo river, Cazenovia Creek, Niagara river |
| Jun 7, 2022 | 528K gal | Rainfall / Flooding | Yes | Black Rock Canal, Scajaquada Creek |
| Jun 1, 2022 | — | Capacity Issue | Yes | Black Rock Canal, Buffalo River, Cazenovia Creek, Scajauada Creek, Buffalo River |
| May 28, 2022 | 114K gal | Rainfall / Flooding | Yes | Black Rock Canal, Buffalo River, Scajaquada Creek |
| May 26, 2022 | — | Capacity Issue | Yes | Scajaquada creek, Niagara River, Buffalo River, Black Rock Canal |
| May 26, 2022 | 66.3M gal | Capacity Issue | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, Erie Basin |
| May 21, 2022 | — | Capacity Issue | Yes | Black Rock Canal, Buffalo River, Cazenovia creek, Erie Basin, Niagara River, Scajaquada creek |
| May 21, 2022 | — | Capacity Issue | Yes | Black Rock Canal, Buffalo River, Cazenovia creek, Erie Basin, Niagara River, Scajaquada creek |
| May 16, 2022 | 610K gal | Rainfall / Flooding | Yes | Black Rock Canal, Scajaquada Creek , Niagara River |
| May 16, 2022 | 175K gal | Rainfall / Flooding | Yes | Black Rock Canal, Scajaquada Creek |
| May 4, 2022 | 1.0M gal | Rainfall / Flooding | Yes | Black Rock Canal, Niagara River, Buffalo River, Cazenovia Creek, Scajaquada Creek |
| May 1, 2022 | 143K gal | Rainfall / Flooding | Yes | Black Rock Canal, Scajaquada Creek |
| Apr 26, 2022 | 418K gal | Rainfall / Flooding | Yes | Black Rock Canal, Scajaquada Creek |
| Apr 25, 2022 | 472K gal | Rainfall / Flooding | Yes | 'Buffalo River, Scajaquada Creek, |
| Apr 25, 2022 | 10.3M gal | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, |
| Apr 18, 2022 | — | Capacity Issue | Yes | Scajaquada creek, black rick canal, buffalo river, cazenovia creek |
| Apr 18, 2022 | 528K gal | Capacity Issue | Yes | Scajaquada creek, black rick canal, Niagara river |
| Apr 18, 2022 | 1.4M gal | Rainfall / Flooding | Yes | Scajaquada Creek, Black Rock Canal, Niagara River, Buffalo River |
| Apr 15, 2022 | 3.9M gal | Rainfall / Flooding | Yes | Black rock canal, Scajaquada creek, Niagara River, Cazenovia Creek |
| Apr 15, 2022 | 263K gal | Rainfall / Flooding | Yes | Black rock canal, Scajaquada creek |
| Apr 11, 2022 | — | Capacity Issue | Yes | Scajaquada creek, Buffalo River, Black Rock Canal |
| Apr 11, 2022 | 4.4M gal | Capacity Issue | Yes | Scajaquada creek, Buffalo River, Black Rock Canal , Niagara River |
| Apr 6, 2022 | 6.1M gal | Rainfall / Flooding | Yes | Black Rock Canal, Scajaquada Creek, Cazenovia creek, Niagara river |
| Apr 6, 2022 | 90K gal | Rainfall / Flooding | Yes | Black Rock Canal, Scajaquada Creek |
| Mar 23, 2022 | 143K gal | Capacity Issue | Yes | buffalo river, black rock canal, scajaquada creek |
| Mar 19, 2022 | 650K gal | Rainfall / Flooding | Yes | Buffalo River, Black Rock Canal, Scajaquada Creek, Cazenovia Creek |
| Mar 7, 2022 | 175K gal | Rainfall / Flooding | Yes | Black Rock Canal, Buffalo River, Scajaquada Creek |
| Mar 7, 2022 | 5.0M gal | Rainfall / Flooding | Yes | Black Rock Canal, Buffalo River, Scajaquada Creek, Cazenovia Creek, Niagara River |
| Mar 2, 2022 | 114K gal | Rainfall / Flooding | Yes | Scajaquada Creek , Black rock canal |
| Feb 22, 2022 | 114K gal | Rainfall / Flooding | Yes | Scajaquada Creek, Buffalo River, Black Rock Canal, |
| Feb 22, 2022 | 11.3M gal | Rainfall / Flooding | Yes | Scajaquada Creek, Buffalo River, Black Rock Canal, Niagara River, Erie Basin, Cazenovia Creek |
| Feb 22, 2022 | 22.3M gal | Rainfall / Flooding | Yes | Scajaquada Creek, Buffalo River, Black Rock Canal, Niagara River, Erie Basin, Cazenovia Creek |
| Feb 17, 2022 | 107.2M gal | Rainfall / Flooding | Yes | Black Rock Canal, Niagara River, Buffalo River, Cazenovia Creek, Scajaquada Creek, Erie Basin |
| Feb 17, 2022 | 14.5M gal | Rainfall / Flooding | Yes | Black Rock Canal, Niagara River, Buffalo River, Cazenovia Creek, Scajaquada Creek, Erie Basin |
| Feb 17, 2022 | 1.0M gal | Rainfall / Flooding | Yes | Black Rock Canal, Niagara River, Buffalo River, Cazenovia Creek, Scajaquada Creek |
| Feb 11, 2022 | 3.9M gal | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River |
| Feb 11, 2022 | 5.3M gal | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River |
| Feb 2, 2022 | 143K gal | Capacity Issue | Yes | Black rock canal, Buffalo River, Scajaquada Creek |
| Dec 18, 2021 | 500K gal | Rainfall / Flooding | Yes | Black Rock Canal, Scajaquada Creek |
| Dec 11, 2021 | 300K gal | Rainfall / Flooding | Yes | Buffalo River, Scajaquada Creek |
| Dec 5, 2021 | 5.0M gal | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek |
| Nov 25, 2021 | 700K gal | Rainfall / Flooding | Yes | Black Rock Canal, Scajaquada Creek |
| Nov 21, 2021 | 600K gal | Rainfall / Flooding | Yes | Scajaquada Creek and Blackrock |
| Nov 21, 2021 | — | Rainfall / Flooding | Yes | Scajaquada Creek and Blackrock |
| Nov 18, 2021 | 100K gal | Rainfall / Flooding | Yes | 'Buffalo River, Scajaquada Creek |
| Nov 18, 2021 | 1.4M gal | Rainfall / Flooding | Yes | Buffalo River, Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek |
| Nov 14, 2021 | 110K gal | Rainfall / Flooding | Yes | Black Rock Canal, Scajaquada Creek |
| Nov 14, 2021 | 300K gal | Rainfall / Flooding | Yes | Black Rock Canal, Scajaquada Creek |
| Nov 14, 2021 | 4.4M gal | Rainfall / Flooding | Yes | Black Rock Canal, Scajaquada Creek, Niagara River |
| Nov 14, 2021 | 12.3M gal | Rainfall / Flooding | Yes | Black Rock Canal, Scajaquada Creek, Niagara River, Buffalo River, Cazenovia Creek |
| Nov 12, 2021 | 26.1M gal | Rainfall / Flooding | Yes | Black Rock Canal, Buffalo River, Cazenovia Creek, Erie Basin, Niagara River, Scajaquada Creek |
| Nov 11, 2021 | 210K gal | Rainfall / Flooding | Yes | Black Rock Canal, Scajaquada Creek |
| Nov 11, 2021 | 1.3M gal | Rainfall / Flooding | Yes | Black Rock Canal, Buffalo River, Niagara River, Scajaquada Creek |
| Oct 29, 2021 | — | Rainfall / Flooding | Yes | Black Rock Canal, Buffalo River, Scajaquada Creek, Cazenovia Creek, Niagara River |
| Oct 29, 2021 | — | Rainfall / Flooding | Yes | Black Rock Canal, Buffalo River, Scajaquada Creek, Cazenovia Creek, Niagara River |
| Oct 29, 2021 | 23.0M gal | Rainfall / Flooding | Yes | Black Rock Canal, Buffalo River, Scajaquada Creek, Cazenovia Creek, Niagara River |
| Oct 29, 2021 | 23.0M gal | Rainfall / Flooding | Yes | Black Rock Canal, Buffalo River, Scajaquada Creek, Cazenovia Creek, Niagara River |
| Oct 26, 2021 | 300K gal | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek |
| Oct 26, 2021 | 300K gal | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek |
| Oct 21, 2021 | 100K gal | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek |
| Oct 21, 2021 | 100K gal | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek |
| Oct 16, 2021 | 700K gal | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, |
| Oct 16, 2021 | 700K gal | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, |
| Oct 15, 2021 | 2.0M gal | Rainfall / Flooding | Yes | black rock canal, buffalo river, cazenovia creek, erie basin niagara river, scajaquada |
| Oct 15, 2021 | 2.0M gal | Rainfall / Flooding | Yes | black rock canal, buffalo river, cazenovia creek, erie basin niagara river, scajaquada |
| Oct 3, 2021 | — | Capacity Issue | Yes | Black rock canal, Buffalo river, Cazenovia creek, erie basin. niagara river, scajaquada creek |
| Oct 3, 2021 | 9.8M gal | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, |
| Oct 3, 2021 | — | Capacity Issue | Yes | Black rock canal, Buffalo river, Cazenovia creek, erie basin. niagara river, scajaquada creek |
| Oct 3, 2021 | 9.8M gal | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, |
| Sep 22, 2021 | 1.2M gal | Rainfall / Flooding | Yes | Black Rock Canal, Scajaquada Creek, Niagara River |
| Sep 22, 2021 | 190K gal | Rainfall / Flooding | Yes | black rock canal, Scajaquada Creek |
| Sep 22, 2021 | 1.2M gal | Rainfall / Flooding | Yes | Black Rock Canal, Scajaquada Creek, Niagara River |
| Sep 22, 2021 | 190K gal | Rainfall / Flooding | Yes | black rock canal, Scajaquada Creek |
| Sep 13, 2021 | 70K gal | Rainfall / Flooding | Yes | Black rock canal , Scajaquada creek |
| Sep 12, 2021 | 58.3M gal | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, Erie Basin |
| Sep 8, 2021 | 15.6M gal | Rainfall / Flooding | Yes | Black rock canal, Niagara river, Scajaquada creek, Erie Basin, Cazenovia Creek, Buffalo River |
| Sep 7, 2021 | 100K gal | Rainfall / Flooding | Yes | Black Rock Canal, Scajaquada Creek, Buffalo River |
| Sep 5, 2021 | 4 gal | Capacity Issue | Yes | black rock canal, niagara river, scajaquada creek |
| Sep 5, 2021 | 200K gal | Rainfall / Flooding | Yes | ,Black Rock Canal, Scajaquada Creek |
| Aug 29, 2021 | 4.7M gal | Rainfall / Flooding | Yes | Niagara River, Black Rock Canal , Scajaquada Creek |
| Aug 29, 2021 | 4.7M gal | Rainfall / Flooding | Yes | Niagara River, Black Rock Canal , Scajaquada Creek |
| Aug 13, 2021 | 116.2M gal | Rainfall / Flooding | Yes | Buffalo River, Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, Erie Basin |
| Aug 13, 2021 | 116.2M gal | Rainfall / Flooding | Yes | Buffalo River, Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, Erie Basin |
| Aug 11, 2021 | 8.4M gal | Capacity Issue | — | Black rock canal, buffalo river, cazenovia creek, niagara river, scajaquada creek |
| Aug 11, 2021 | 9 gal | Capacity Issue | — | Black rock canal, buffalo river, cazenovia creek, niagara river, scajaquada creek |
| Aug 11, 2021 | 8.4M gal | Capacity Issue | — | Black rock canal, buffalo river, cazenovia creek, niagara river, scajaquada creek |
| Aug 11, 2021 | 9 gal | Capacity Issue | — | Black rock canal, buffalo river, cazenovia creek, niagara river, scajaquada creek |
| Jul 29, 2021 | 100K gal | Rainfall / Flooding | Yes | Black Rock Canal, Buffalo River, Scajaquada Creek, |
| Jul 29, 2021 | 100K gal | Rainfall / Flooding | Yes | Black Rock Canal, Buffalo River, Scajaquada Creek, |
| Jul 20, 2021 | 7.6M gal | Rainfall / Flooding | Yes | Buffalo River, Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, |
| Jul 20, 2021 | 7.6M gal | Rainfall / Flooding | Yes | Buffalo River, Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, |
| Jul 16, 2021 | 8.0M gal | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, |
| Jul 16, 2021 | 8.0M gal | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, |
| Jul 14, 2021 | 300K gal | Rainfall / Flooding | Yes | Buffalo River, Scajaquada Creek, |
| Jul 14, 2021 | 300K gal | Rainfall / Flooding | Yes | Buffalo River, Scajaquada Creek, |
| Jul 12, 2021 | 100K gal | Rainfall / Flooding | Yes | Black Rock Canal, Scajaquada Creek |
| Jul 12, 2021 | 100K gal | Rainfall / Flooding | Yes | Black Rock Canal, Scajaquada Creek |
| Jul 11, 2021 | 5.0M gal | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek |
| Jul 8, 2021 | 35.0M gal | Rainfall / Flooding | Yes | 'Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Buffalo River, Cazenovia Creek, Erie Basin |
| Jul 7, 2021 | 300K gal | Rainfall / Flooding | Yes | 'Buffalo River,Black Rock Canal, Scajaquada Creek |
| Jul 6, 2021 | 1.4M gal | Rainfall / Flooding | Yes | Black Rock Canal, Scajaquada Creek, Niagara River |
| Jul 2, 2021 | 100K gal | Rainfall / Flooding | Yes | black rock canal, Buffalo river, scajaquada creek, niagara river, cazenovia creek |
| Jun 21, 2021 | 6.8M gal | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek |
| Jun 14, 2021 | 100K gal | Rainfall / Flooding | Yes | Black Rock Canal, Buffalo River, Scajaquada Creek |
| Jun 8, 2021 | 4.4M gal | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, |
| Jun 3, 2021 | 100K gal | Rainfall / Flooding | Yes | black rock canal, Squajaquada creek |
| May 28, 2021 | 200K gal | Rainfall / Flooding | Yes | Black Rock Canal, Buffalo River, Scajaquada Creek, |
| May 9, 2021 | 200K gal | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, Erie Basin |
| May 6, 2021 | 100K gal | Rainfall / Flooding | — | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, Erie Basin |
| Apr 29, 2021 | 100K gal | Rainfall / Flooding | Yes | Black Rock Canal, Buffalo River, Scajaquada Creek, |
| Apr 20, 2021 | 100K gal | Rainfall / Flooding | — | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, Erie Basin |
| Apr 20, 2021 | 1.0M gal | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, Erie Basin |
| Apr 15, 2021 | 200K gal | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, Erie Basin |
| Apr 11, 2021 | 400K gal | Rainfall / Flooding | Yes | Black Rock Canal, Buffalo River, Cazenovia Creek , Scajaquada Creek |
| Mar 15, 2021 | 0 gal | Equipment Failure | — | N/A |
| Mar 15, 2021 | — | Equipment Failure | — | Buffalo River |
| Jan 1, 2021 | 400K gal | Rainfall / Flooding | — | Black Rock Canal, Scajaquada Creek |
| Dec 30, 2020 | 500K gal | Rainfall / Flooding | Yes | Black Rock Canal, Buffalo River, Cazenovia Creek, Scajaquada Creek, |
| Dec 24, 2020 | 300K gal | Rainfall / Flooding | — | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, Erie Basin |
| Dec 21, 2020 | 600K gal | Rainfall / Flooding | Yes | 'Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, Erie Basin |
| Dec 12, 2020 | 200K gal | Rainfall / Flooding | Yes | Black Rock Canal, Buffalo River, Scajaquada Creek, |
| Dec 9, 2020 | 3.6M gal | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, Erie Basin |
| Nov 30, 2020 | 13.9M gal | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, Erie Basin |
| Nov 22, 2020 | 400K gal | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, Erie Basin |
| Nov 10, 2020 | 8.5M gal | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, Erie Basin |
| Nov 1, 2020 | 700K gal | Rainfall / Flooding | Yes | Black Rock Canal, Buffalo River, Cazenovia Creek, Scajaquada Creek, |
| Oct 23, 2020 | 4.7M gal | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, Erie Basin |
| Oct 21, 2020 | 4.3M gal | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, Erie Basin |
| Oct 15, 2020 | 400K gal | Capacity Issue | Yes | Black Rock canal, Scajaquada |
| Oct 7, 2020 | 100K gal | Rainfall / Flooding | Yes | Scajaquada Creek, Buffalo River, Black Rock Canal, |
| Oct 2, 2020 | 200K gal | Rainfall / Flooding | — | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, Erie Basin |
| Sep 29, 2020 | 400K gal | Rainfall / Flooding | Yes | Buffalo River, Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, Erie Basin |
| Sep 13, 2020 | 14.5M gal | Rainfall / Flooding | Yes | Niagara River, Black Rock Canal, Erie Basin, Buffalo River, Cazenovia Creek, Scajaquada Creek |
| Sep 7, 2020 | — | Rainfall / Flooding | Yes | Unknown |
| Sep 4, 2020 | 400K gal | Rainfall / Flooding | Yes | Scajaquada Creek |
| Sep 2, 2020 | 100K gal | Rainfall / Flooding | Yes | Scajaquada Creek, Buffalo River, Black Rock Canal |
| Aug 26, 2020 | 3.9M gal | Rainfall / Flooding | Yes | Buffalo River |
| Aug 15, 2020 | 4.2M gal | Rainfall / Flooding | Yes | Black Rock Canal, Niagara River, Buffalo River, Cazenovia Creek, Scajaquada Creek |
| Aug 5, 2020 | 4.2M gal | Rainfall / Flooding | Yes | Buffalo River,Black Rock Canal, Scajaquada Creek, Niagara River, Cazenovia Creek, Erie Basin |
Source: New York (DEC). Volumes are utility-reported estimates. Some events lack precise coordinates or volumes.