All rankings
Maryland · Maryland (MDE)
Allegany County Combined Sewer Overflows
Permit MD0067547
—
No waterway impact reported
Reported events
92
Total volume
—
Reached waterways
0 (0%)
Reporting since
2018
What caused the overflows
Rainfall / Flooding
88
Other / Unknown
4
Reported overflow events (showing 92 of 92)
| Date | Volume | Cause | Reached water | Receiving water |
|---|---|---|---|---|
| Oct 1, 2022 | — | Rainfall / Flooding | — | — |
| Oct 1, 2022 | — | Rainfall / Flooding | — | — |
| Oct 1, 2022 | — | Rainfall / Flooding | — | — |
| Aug 17, 2022 | — | Rainfall / Flooding | — | — |
| Aug 17, 2022 | — | Rainfall / Flooding | — | — |
| Oct 29, 2021 | — | Rainfall / Flooding | — | — |
| Oct 29, 2021 | — | Rainfall / Flooding | — | — |
| Oct 29, 2021 | — | Rainfall / Flooding | — | — |
| Sep 22, 2021 | — | Rainfall / Flooding | — | — |
| Sep 22, 2021 | — | Rainfall / Flooding | — | — |
| Sep 1, 2021 | — | Rainfall / Flooding | — | — |
| Sep 1, 2021 | — | Rainfall / Flooding | — | — |
| Aug 28, 2021 | — | Rainfall / Flooding | — | — |
| Aug 28, 2021 | — | Rainfall / Flooding | — | — |
| Aug 18, 2021 | — | Rainfall / Flooding | — | — |
| May 28, 2021 | — | Rainfall / Flooding | — | — |
| Feb 28, 2021 | — | Rainfall / Flooding | — | — |
| Feb 28, 2021 | — | Rainfall / Flooding | — | — |
| Feb 28, 2021 | — | Rainfall / Flooding | — | — |
| Dec 24, 2020 | — | Rainfall / Flooding | — | — |
| Dec 24, 2020 | — | Rainfall / Flooding | — | — |
| Nov 30, 2020 | — | Rainfall / Flooding | — | — |
| Nov 30, 2020 | — | Rainfall / Flooding | — | — |
| Nov 11, 2020 | — | Rainfall / Flooding | — | — |
| Nov 11, 2020 | — | Rainfall / Flooding | — | — |
| Oct 29, 2020 | — | Rainfall / Flooding | — | — |
| Oct 29, 2020 | — | Rainfall / Flooding | — | — |
| Sep 29, 2020 | — | Rainfall / Flooding | — | — |
| Sep 29, 2020 | — | Rainfall / Flooding | — | — |
| Aug 29, 2020 | — | Rainfall / Flooding | — | — |
| Aug 29, 2020 | — | Rainfall / Flooding | — | — |
| May 8, 2020 | — | Rainfall / Flooding | — | — |
| May 8, 2020 | — | Rainfall / Flooding | — | — |
| May 3, 2020 | — | Rainfall / Flooding | — | — |
| Apr 29, 2020 | — | Rainfall / Flooding | — | — |
| Apr 29, 2020 | — | Rainfall / Flooding | — | — |
| Apr 29, 2020 | — | Rainfall / Flooding | — | — |
| Apr 26, 2020 | — | Rainfall / Flooding | — | — |
| Apr 26, 2020 | — | Rainfall / Flooding | — | — |
| Apr 13, 2020 | — | Rainfall / Flooding | — | — |
| Mar 25, 2020 | — | Rainfall / Flooding | — | — |
| Mar 25, 2020 | — | Rainfall / Flooding | — | — |
| Mar 19, 2020 | — | Rainfall / Flooding | — | — |
| Dec 14, 2019 | — | Rainfall / Flooding | — | — |
| Oct 27, 2019 | — | Rainfall / Flooding | — | — |
| Oct 27, 2019 | — | Rainfall / Flooding | — | — |
| Oct 22, 2019 | — | Rainfall / Flooding | — | — |
| Oct 22, 2019 | — | Rainfall / Flooding | — | — |
| Oct 22, 2019 | — | Rainfall / Flooding | — | — |
| Aug 20, 2019 | — | Rainfall / Flooding | — | — |
| Aug 20, 2019 | — | Rainfall / Flooding | — | — |
| Aug 15, 2019 | — | Rainfall / Flooding | — | — |
| Aug 15, 2019 | — | Rainfall / Flooding | — | — |
| Jul 11, 2019 | — | Rainfall / Flooding | — | — |
| Jul 11, 2019 | — | Rainfall / Flooding | — | — |
| Jul 4, 2019 | — | Rainfall / Flooding | — | — |
| Jul 4, 2019 | — | Rainfall / Flooding | — | — |
| May 19, 2019 | — | Rainfall / Flooding | — | — |
| May 19, 2019 | — | Rainfall / Flooding | — | — |
| May 12, 2019 | — | Rainfall / Flooding | — | — |
| May 12, 2019 | — | Rainfall / Flooding | — | — |
| Apr 26, 2019 | — | Rainfall / Flooding | — | — |
| Apr 26, 2019 | — | Rainfall / Flooding | — | — |
| Apr 19, 2019 | — | Rainfall / Flooding | — | — |
| Apr 19, 2019 | — | Rainfall / Flooding | — | — |
| Apr 12, 2019 | — | Rainfall / Flooding | — | — |
| Apr 12, 2019 | — | Rainfall / Flooding | — | — |
| Apr 12, 2019 | — | Rainfall / Flooding | — | — |
| Apr 12, 2019 | — | Rainfall / Flooding | — | — |
| Apr 5, 2019 | — | Rainfall / Flooding | — | — |
| Apr 5, 2019 | — | Rainfall / Flooding | — | — |
| Mar 25, 2019 | — | Rainfall / Flooding | — | — |
| Mar 25, 2019 | — | Rainfall / Flooding | — | — |
| Mar 21, 2019 | — | Rainfall / Flooding | — | — |
| Mar 21, 2019 | — | Rainfall / Flooding | — | — |
| Feb 21, 2019 | — | Other / Unknown | — | — |
| Feb 21, 2019 | — | Other / Unknown | — | — |
| Feb 12, 2019 | — | Rainfall / Flooding | — | — |
| Feb 12, 2019 | — | Rainfall / Flooding | — | — |
| Feb 4, 2019 | — | Other / Unknown | — | — |
| Feb 4, 2019 | — | Other / Unknown | — | — |
| Jan 23, 2019 | — | Rainfall / Flooding | — | — |
| Jan 23, 2019 | — | Rainfall / Flooding | — | — |
| Jan 5, 2019 | — | Rainfall / Flooding | — | — |
| Jan 5, 2019 | — | Rainfall / Flooding | — | — |
| Dec 28, 2018 | — | Rainfall / Flooding | — | — |
| Dec 28, 2018 | — | Rainfall / Flooding | — | — |
| Dec 20, 2018 | — | Rainfall / Flooding | — | — |
| Dec 20, 2018 | — | Rainfall / Flooding | — | — |
| Dec 14, 2018 | — | Rainfall / Flooding | — | — |
| Dec 14, 2018 | — | Rainfall / Flooding | — | — |
| Dec 14, 2018 | — | Rainfall / Flooding | — | — |
Source: Maryland (MDE). Volumes are utility-reported estimates. Some events lack precise coordinates or volumes.