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North Carolina · North Carolina (DWR)
Greensboro Collection System
F
Usually reaches water
Reported events
174
Total volume
880K gal
Reached waterways
152 (87%)
Reporting since
2022
What caused the overflows
Equipment Failure
107
Grease / FOG
36
Other / Unknown
14
Root Intrusion
10
Rainfall / Flooding
7
Reported overflow events (showing 174 of 174)
| Date | Volume | Cause | Reached water | Receiving water |
|---|---|---|---|---|
| Feb 13, 2026 | 6K gal | Equipment Failure | Yes | Piedmont Creek - 16-11-14-2-1 |
| Feb 6, 2026 | 400 gal | Equipment Failure | Yes | North Buffalo Creek - 16-11-14-1 |
| Jan 20, 2026 | 600 gal | Other / Unknown | Yes | Horsepen Creek - 16-11-5-(0.5) |
| Jan 19, 2026 | 202 gal | Equipment Failure | Yes | South Buffalo Creek - 16-11-14-2 |
| Jan 6, 2026 | 1K gal | Equipment Failure | Yes | North Buffalo Creek - 16-11-14-1 |
| Jan 3, 2026 | 700 gal | Equipment Failure | Yes | South Buffalo Creek - 16-11-14-2 |
| Jan 3, 2026 | 700 gal | Equipment Failure | Yes | South Buffalo Creek - 16-11-14-2 |
| Dec 25, 2025 | 2K gal | Equipment Failure | Yes | Horsepen Creek - 16-11-5-(2) |
| Dec 16, 2025 | 900 gal | Other / Unknown | Yes | Reddicks Creek - 17-8-(0.5) |
| Dec 13, 2025 | — | Equipment Failure | Yes | North Buffalo Creek - 16-11-14-1 |
| Dec 11, 2025 | 750 gal | Equipment Failure | Yes | South Buffalo Creek - 16-11-14-2 |
| Nov 4, 2025 | 4K gal | Equipment Failure | Yes | — |
| Nov 3, 2025 | 330 gal | Grease / FOG | Yes | South Buffalo Creek - 16-11-14-2 |
| Oct 26, 2025 | 260 gal | Equipment Failure | Yes | South Buffalo Creek |
| Oct 5, 2025 | 960 gal | Other / Unknown | Yes | Reedy Fork |
| Oct 3, 2025 | 750 gal | Equipment Failure | Yes | North Buffalo Creek - 16-11-14-1 |
| Oct 3, 2025 | 750 gal | Equipment Failure | Yes | North Buffalo Creek |
| Oct 1, 2025 | 150 gal | Equipment Failure | Yes | South Buffalo Creek |
| Oct 1, 2025 | 150 gal | Equipment Failure | Yes | South Buffalo Creek - 16-11-14-2 |
| Sep 15, 2025 | 50K gal | Other / Unknown | Yes | South Buffalo Creek |
| Sep 9, 2025 | 1K gal | Grease / FOG | Yes | South Buffalo Creek |
| Aug 26, 2025 | 900 gal | Grease / FOG | Yes | North Buffalo Creek |
| Aug 9, 2025 | 2K gal | Grease / FOG | Yes | North Buffalo Creek |
| Jul 31, 2025 | 2K gal | Equipment Failure | Yes | South Buffalo Creek |
| Jul 24, 2025 | 100 gal | Other / Unknown | Yes | North Buffalo Creek |
| Jul 10, 2025 | 2K gal | Rainfall / Flooding | Yes | North Buffalo Creek |
| Jul 8, 2025 | 125 gal | Equipment Failure | Yes | North Buffalo Creek |
| Jul 7, 2025 | 125 gal | Equipment Failure | Yes | Brush Creek |
| Jun 19, 2025 | 5K gal | Grease / FOG | Yes | Horsepen Creek |
| Jun 15, 2025 | 120 gal | Equipment Failure | Yes | North Buffalo Creek |
| May 25, 2025 | 100 gal | Other / Unknown | Yes | Horsepen Creek |
| May 18, 2025 | 500 gal | Equipment Failure | Yes | South Buffalo Creek |
| May 1, 2025 | 700 gal | Equipment Failure | Yes | Brush Creek |
| Apr 29, 2025 | 400 gal | Equipment Failure | Yes | North Buffalo Creek |
| Apr 28, 2025 | 400 gal | Grease / FOG | Yes | South Buffalo Creek |
| Apr 25, 2025 | 3K gal | Equipment Failure | Yes | North Buffalo Creek |
| Mar 26, 2025 | 650 gal | Equipment Failure | Yes | East Fork Deep River |
| Mar 24, 2025 | 450 gal | Equipment Failure | Yes | Horsepen Creek |
| Mar 17, 2025 | 5K gal | Other / Unknown | Yes | South Buffalo Creek |
| Mar 7, 2025 | 1K gal | Equipment Failure | Yes | Upper Reedy Forks Creek |
| Feb 26, 2025 | 4K gal | Root Intrusion | Yes | Brush Creek |
| Feb 20, 2025 | 100 gal | Equipment Failure | Yes | Middle Reedy Fork |
| Feb 18, 2025 | 2K gal | Grease / FOG | Yes | North Buffalo Creek |
| Feb 13, 2025 | 500 gal | Equipment Failure | Yes | North Buffalo Creek |
| Feb 9, 2025 | 600 gal | Equipment Failure | — | — |
| Feb 4, 2025 | 650 gal | Equipment Failure | — | Middle Reedy Fork |
| Feb 3, 2025 | 18K gal | Equipment Failure | Yes | East Fork Deep River |
| Feb 2, 2025 | 900 gal | Equipment Failure | — | North Buffalo Creek |
| Jan 30, 2025 | 4K gal | Root Intrusion | — | — |
| Jan 25, 2025 | 2K gal | Equipment Failure | Yes | North Buffalo Creek |
| Jan 17, 2025 | 36K gal | Equipment Failure | Yes | Big Alamance Creek (Alamance Creek) |
| Jan 15, 2025 | 1K gal | Equipment Failure | Yes | South Buffalo Creek |
| Jan 4, 2025 | 1K gal | Equipment Failure | Yes | South Buffalo Creek |
| Jan 4, 2025 | 1K gal | Equipment Failure | Yes | South Buffalo Creek - 16-11-14-2 |
| Dec 31, 2024 | 550 gal | Equipment Failure | — | North Buffalo Creek |
| Dec 26, 2024 | 600 gal | Equipment Failure | Yes | North Buffalo Creek |
| Dec 26, 2024 | 600 gal | Equipment Failure | Yes | North Buffalo Creek - 16-11-14-1 |
| Dec 15, 2024 | 1K gal | Equipment Failure | — | South Buffalo Creek |
| Dec 13, 2024 | 11K gal | Equipment Failure | Yes | Brush Creek |
| Dec 12, 2024 | 500 gal | Grease / FOG | Yes | South Buffalo Creek |
| Dec 6, 2024 | 400 gal | Equipment Failure | Yes | North Buffalo Creek |
| Nov 24, 2024 | 250 gal | Equipment Failure | — | South Buffalo Creek |
| Nov 24, 2024 | 250 gal | Equipment Failure | Yes | North Buffalo Creek - 16-11-14-1 |
| Nov 9, 2024 | 4K gal | Equipment Failure | Yes | South Buffalo Creek - 16-11-14-2 |
| Oct 23, 2024 | 2K gal | Grease / FOG | Yes | North Buffalo Creek |
| Oct 22, 2024 | 450 gal | Equipment Failure | Yes | North Buffalo Creek |
| Oct 20, 2024 | 1K gal | Equipment Failure | Yes | North Buffalo Creek |
| Oct 4, 2024 | 700 gal | Equipment Failure | Yes | UT to Lake Jeanette |
| Oct 3, 2024 | 4K gal | Equipment Failure | Yes | South Buffalo Creek |
| Sep 21, 2024 | 2K gal | Equipment Failure | — | — |
| Sep 11, 2024 | 500 gal | Grease / FOG | Yes | South Buffalo Creek |
| Sep 9, 2024 | 900 gal | Grease / FOG | Yes | South Buffalo Creek |
| Sep 4, 2024 | 100K gal | Other / Unknown | Yes | East Fork Deep River |
| Sep 3, 2024 | 8K gal | Equipment Failure | Yes | East Fork Deep River |
| Aug 20, 2024 | 6K gal | Equipment Failure | Yes | Horsepen Creek |
| Aug 14, 2024 | 900 gal | Grease / FOG | Yes | South Buffalo Creek |
| Aug 8, 2024 | 2K gal | Rainfall / Flooding | Yes | North Buffalo Creek |
| Aug 8, 2024 | 350 gal | Rainfall / Flooding | Yes | South Buffalo Creek |
| Aug 5, 2024 | 3K gal | Other / Unknown | Yes | South Buffalo Creek |
| Aug 4, 2024 | 6K gal | Equipment Failure | Yes | North Buffalo Creek |
| Jul 29, 2024 | 2K gal | Grease / FOG | Yes | South Buffalo Creek |
| Jul 14, 2024 | 675 gal | Equipment Failure | Yes | North Buffalo Creek |
| Jul 1, 2024 | 850 gal | Rainfall / Flooding | Yes | North Buffalo Creek |
| Jun 26, 2024 | 7K gal | Equipment Failure | Yes | Brush Creek |
| Jun 24, 2024 | 1K gal | Root Intrusion | Yes | North Buffalo Creek |
| Jun 22, 2024 | 6K gal | Equipment Failure | Yes | North Buffalo Creek |
| May 30, 2024 | 450 gal | Equipment Failure | Yes | South Buffalo Creek |
| May 13, 2024 | 300 gal | Grease / FOG | Yes | North Buffalo Creek |
| May 11, 2024 | 2K gal | Equipment Failure | Yes | Reedy Fork (including Lake Brandt and Lake Townsend below normal operating levels) |
| May 8, 2024 | 3K gal | Root Intrusion | — | South Buffalo Creek |
| Apr 22, 2024 | 6K gal | Equipment Failure | Yes | North Buffalo Creek |
| Apr 16, 2024 | 220K gal | Equipment Failure | Yes | Horsepen Creek |
| Apr 12, 2024 | 2K gal | Equipment Failure | Yes | South Buffalo Creek |
| Apr 4, 2024 | 500 gal | Equipment Failure | Yes | South Buffalo Creek |
| Apr 3, 2024 | 800 gal | Equipment Failure | Yes | South Buffalo Creek |
| Mar 23, 2024 | 4K gal | Equipment Failure | Yes | Little Alamance Creek (Guilford County) |
| Mar 16, 2024 | 2K gal | Root Intrusion | Yes | Brush Creek |
| Mar 9, 2024 | 1K gal | Equipment Failure | Yes | South Buffalo Creek |
| Mar 8, 2024 | 150 gal | Grease / FOG | Yes | North Buffalo Creek |
| Mar 8, 2024 | 80 gal | Equipment Failure | Yes | North Buffalo Creek |
| Feb 29, 2024 | 6K gal | Equipment Failure | Yes | South Buffalo Creek |
| Feb 28, 2024 | 1K gal | Equipment Failure | Yes | Lake Jeanette |
| Feb 23, 2024 | 300 gal | Rainfall / Flooding | Yes | North Buffalo Creek |
| Feb 20, 2024 | 1K gal | Equipment Failure | Yes | North Buffalo Creek |
| Feb 17, 2024 | 3K gal | Grease / FOG | Yes | South Buffalo Creek |
| Jan 9, 2024 | 250 gal | Other / Unknown | Yes | Big Alamance Creek (Alamance Creek) |
| Jan 9, 2024 | 6K gal | Other / Unknown | Yes | South Buffalo Creek |
| Jan 9, 2024 | 5K gal | Other / Unknown | Yes | Little Alamance Creek (Guilford County) |
| Jan 6, 2024 | 800 gal | Equipment Failure | Yes | South Buffalo Creek |
| Jan 2, 2024 | 200 gal | Equipment Failure | Yes | South Buffalo Creek |
| Dec 30, 2023 | 4K gal | Grease / FOG | Yes | Big Alamance Creek (Alamance Creek) |
| Dec 18, 2023 | 750 gal | Grease / FOG | Yes | North Buffalo Creek |
| Dec 1, 2023 | 3K gal | Grease / FOG | — | South Buffalo Creek |
| Nov 26, 2023 | 9K gal | Equipment Failure | Yes | South Buffalo Creek |
| Nov 20, 2023 | 275 gal | Equipment Failure | Yes | North Buffalo Creek |
| Nov 10, 2023 | 4K gal | Equipment Failure | Yes | North Buffalo Creek |
| Oct 24, 2023 | 3K gal | Equipment Failure | Yes | South Buffalo Creek |
| Sep 23, 2023 | 130K gal | Equipment Failure | — | Horsepen Creek |
| Sep 15, 2023 | 8K gal | Equipment Failure | Yes | South Buffalo Creek |
| Sep 14, 2023 | 3K gal | Equipment Failure | Yes | South Buffalo Creek |
| Sep 7, 2023 | 3K gal | Grease / FOG | Yes | Brush Creek |
| Aug 26, 2023 | 6K gal | Equipment Failure | Yes | Horsepen Creek |
| Aug 23, 2023 | 300 gal | Equipment Failure | Yes | South Buffalo Creek |
| Aug 9, 2023 | 600 gal | Equipment Failure | Yes | South Buffalo Creek |
| Aug 8, 2023 | 500 gal | Grease / FOG | Yes | North Buffalo Creek |
| Aug 1, 2023 | 150 gal | Root Intrusion | Yes | North Buffalo Creek |
| Jul 23, 2023 | 2K gal | Grease / FOG | Yes | South Buffalo Creek |
| Jul 23, 2023 | 3K gal | Grease / FOG | — | — |
| Jul 23, 2023 | 2K gal | Grease / FOG | Yes | South Buffalo Creek |
| Jul 6, 2023 | 300 gal | Equipment Failure | Yes | North Buffalo Creek |
| Jun 16, 2023 | 5K gal | Grease / FOG | Yes | South Buffalo Creek |
| Jun 15, 2023 | 2K gal | Root Intrusion | Yes | East Fork Deep River |
| Jun 11, 2023 | 5K gal | Grease / FOG | Yes | Brush Creek |
| Jun 11, 2023 | 550 gal | Equipment Failure | Yes | South Buffalo Creek |
| May 28, 2023 | 300 gal | Equipment Failure | Yes | North Buffalo Creek |
| May 22, 2023 | 10K gal | Grease / FOG | — | — |
| May 16, 2023 | 300 gal | Grease / FOG | Yes | North Buffalo Creek |
| May 9, 2023 | 300 gal | Equipment Failure | — | South Buffalo Creek |
| May 3, 2023 | 200 gal | Grease / FOG | Yes | South Buffalo Creek |
| Apr 30, 2023 | 300 gal | Grease / FOG | Yes | North Buffalo Creek |
| Apr 19, 2023 | 900 gal | Equipment Failure | — | North Buffalo Creek |
| Apr 18, 2023 | 300 gal | Equipment Failure | Yes | South Buffalo Creek |
| Apr 7, 2023 | 12K gal | Rainfall / Flooding | Yes | Buffalo Creek |
| Apr 7, 2023 | 4K gal | Rainfall / Flooding | Yes | South Buffalo Creek |
| Apr 3, 2023 | 2K gal | Grease / FOG | — | — |
| Mar 28, 2023 | 2K gal | Equipment Failure | Yes | South Buffalo Creek |
| Mar 2, 2023 | 800 gal | Equipment Failure | Yes | North Buffalo Creek |
| Feb 23, 2023 | 3K gal | Equipment Failure | Yes | North Buffalo Creek |
| Feb 23, 2023 | 200 gal | Equipment Failure | Yes | South Buffalo Creek |
| Feb 20, 2023 | 150 gal | Equipment Failure | Yes | North Buffalo Creek |
| Feb 12, 2023 | 750 gal | Equipment Failure | Yes | South Buffalo Creek |
| Feb 4, 2023 | 6K gal | Grease / FOG | — | South Buffalo Creek |
| Feb 3, 2023 | 3K gal | Grease / FOG | Yes | North Buffalo Creek |
| Jan 25, 2023 | 600 gal | Equipment Failure | Yes | North Buffalo Creek |
| Jan 22, 2023 | 900 gal | Equipment Failure | Yes | North Buffalo Creek |
| Jan 16, 2023 | 2K gal | Equipment Failure | — | North Buffalo Creek |
| Jan 11, 2023 | 2K gal | Grease / FOG | Yes | Buffalo Creek |
| Jan 10, 2023 | 1K gal | Equipment Failure | Yes | South Buffalo Creek |
| Jan 1, 2023 | 1K gal | Equipment Failure | Yes | North Buffalo Creek |
| Dec 22, 2022 | 6K gal | Equipment Failure | Yes | North Buffalo Creek |
| Dec 20, 2022 | 9K gal | Equipment Failure | Yes | South Buffalo Creek |
| Dec 6, 2022 | 3K gal | Equipment Failure | Yes | South Buffalo Creek |
| Dec 1, 2022 | 309 gal | Other / Unknown | Yes | North Buffalo Creek |
| Nov 18, 2022 | 2K gal | Other / Unknown | — | private pond |
| Nov 17, 2022 | 300 gal | Root Intrusion | Yes | North Buffalo Creek |
| Nov 17, 2022 | 300 gal | Root Intrusion | — | East Fork Deep River |
| Nov 7, 2022 | 800 gal | Root Intrusion | Yes | South Buffalo Creek |
| Nov 3, 2022 | 900 gal | Grease / FOG | Yes | North Buffalo Creek |
| Nov 1, 2022 | 800 gal | Equipment Failure | Yes | South Buffalo Creek |
| Oct 20, 2022 | 400 gal | Grease / FOG | — | South Buffalo Creek |
| Oct 17, 2022 | 100 gal | Equipment Failure | — | South Buffalo Creek |
| Oct 13, 2022 | 900 gal | Equipment Failure | Yes | North Buffalo Creek |
| Oct 6, 2022 | 800 gal | Equipment Failure | Yes | South Buffalo Creek |
| Sep 26, 2022 | 850 gal | Equipment Failure | Yes | North Buffalo Creek |
Source: North Carolina (DWR). Volumes are utility-reported estimates. Some events lack precise coordinates or volumes.