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Maryland · Maryland (MDE)

Blue Plains WWTP Collection System - WSSC (PG. Co.)

Permit MDC121199

—
No waterway impact reported
Reported events
88
Total volume
82K gal
Reached waterways
0 (0%)
Reporting since
2023

What caused the overflows

Other / Unknown
88

Reported overflow events (showing 88 of 88)

DateVolumeCauseReached waterReceiving water
Jun 25, 20261 galOther / Unknown—Has not reached a storm drain or waterway yet
Jun 12, 2026900 galOther / Unknown—Storm drain
May 4, 2026150 galOther / Unknown—Storm drain in the Western Branch basin.
Apr 29, 2026192 galOther / Unknown—Patuxent River
Apr 28, 202656 galOther / Unknown—Western Branch
Apr 23, 2026175 galOther / Unknown—Western Branch
Apr 22, 2026103 galOther / Unknown—Western Branch
Apr 15, 20266K galOther / Unknown—Reported going into Broad Creek waterway, but the closest waterway appears to be an unnamed tributary to Henson Creek, between headwaters and confluence w/ Carey Branch. Use I waterway.
Apr 13, 202674 galOther / Unknown—Oxon Run
Mar 31, 202653 galOther / Unknown—Storm drain that outfalls into Western Branch
Mar 17, 20262K galOther / Unknown—Tinkers Creek in the Piscataway Basin
Mar 11, 202640 galOther / Unknown—Storm drain
Feb 15, 202610K galOther / Unknown—Unnamed tributary to Paint Branch, b/t headwaters and confluence w/ Little Paint Branch
Feb 10, 2026323 galOther / Unknown—Patuxent River
Jan 26, 20260 galOther / Unknown—Patuxent River
Jan 20, 2026160 galOther / Unknown—Grassy area, unnamed tributary to Collington Branch
Jan 12, 202650 galOther / Unknown—The SSO entered into a storm drain. The WSSC representative said that there was no evidence that the SSO made it to a waterway.
Dec 27, 202589 galOther / Unknown—Rock Creek watershed, nearest waterway UT to North Branch about 900 ft south
Nov 4, 2025441 galOther / Unknown—small unnamed creek
Nov 4, 2025441 galOther / Unknown—Broad Creek
Oct 14, 202580 galOther / Unknown—Western Branch
Sep 29, 2025582 galOther / Unknown—Unknown Creek into Northwest Branch Anacostia River
Sep 2, 2025526 galOther / Unknown—Unnamed tributary to Northeast Branch e (Use I waterway)
Aug 8, 20255 galOther / Unknown—Northeast Branch
Jul 21, 2025945 galOther / Unknown—Western Branch
Jul 1, 202564 galOther / Unknown—Patuxent River
Jun 20, 2025198 galOther / Unknown—Beaverdam Branch
Jun 10, 20251K galOther / Unknown—Northeast Branch
May 29, 20253 galOther / Unknown—Northeast Branch
May 12, 20252K galOther / Unknown—Patuxent River
Apr 17, 2025408 galOther / Unknown—Beaverdam Branch
Apr 17, 2025432 galOther / Unknown—Lower Anacostia
Mar 31, 202525 galOther / Unknown—N/A
Mar 21, 202550 galOther / Unknown—Lower Anacostia
Feb 10, 202567 galOther / Unknown—Paint Branch, 0.5 gallons per minute
Feb 9, 20253K galOther / Unknown—tributary of Northwest Branch
Dec 30, 2024414 galOther / Unknown—tributary of Broad Creek
Nov 30, 2024338 galOther / Unknown—Patuxent River
Nov 19, 2024314 galOther / Unknown—Northwest Branch
Nov 19, 2024314 galOther / Unknown—Northwest Branch
Nov 17, 2024924 galOther / Unknown—Northwest Branch
Nov 17, 2024924 galOther / Unknown—Northwest Branch
Nov 3, 202496 galOther / Unknown—Northwest Branch
Nov 2, 20242K galOther / Unknown—Northwest Branch
Nov 2, 20242K galOther / Unknown—Northwest Branch
Oct 31, 2024459 galOther / Unknown—Western Branch
Oct 27, 20241K galOther / Unknown—Northwest Branch Anacostia River
Sep 29, 20244K galOther / Unknown—Broad Creek
Sep 29, 20244K galOther / Unknown—tributary of Henson Creek
Sep 25, 2024414 galOther / Unknown—Northeast Branch
Sep 21, 2024312 galOther / Unknown—Western Branch
Aug 27, 20243K galOther / Unknown—Northeast Branch
Jun 27, 2024190 galOther / Unknown—retention pond and creek that flows into Western Branch
Jun 7, 2024605 galOther / Unknown—Western Branch
Jun 2, 2024254 galOther / Unknown—Northwest Branch Anacostia River
May 21, 2024210 galOther / Unknown—N/A
Mar 31, 2024127 galOther / Unknown—Western Branch
Mar 20, 2024675 galOther / Unknown—N/A
Mar 20, 20241 galOther / Unknown—N/A
Mar 17, 202415K galOther / Unknown—Lower Anacostia
Mar 12, 2024366 galOther / Unknown—Western Branch
Feb 26, 20240 galOther / Unknown—Northwest Branch
Feb 25, 2024315 galOther / Unknown—Storm drain, which leads to Cattail Branch
Feb 8, 20242 galOther / Unknown—Oxon Run
Feb 5, 20241K galOther / Unknown—Unnamed creek
Feb 2, 2024129 galOther / Unknown—Western Branch
Jan 22, 2024198 galOther / Unknown—Western Branch
Jan 11, 202415 galOther / Unknown—Beaverdam Branch
Jan 9, 2024700 galOther / Unknown—Unknown tributary of Piscataway Creek
Dec 27, 2023505 galOther / Unknown—Piscataway Creek
Nov 18, 2023749 galOther / Unknown—Storm drain to the NW Branch
Oct 22, 20233K galOther / Unknown—Broad Creek
Sep 6, 202343 galOther / Unknown—N/A
Jul 31, 2023386 galOther / Unknown—NA - sewage was contained and removed
Jul 25, 2023410 galOther / Unknown—Northeast Branch
Jun 12, 20231K galOther / Unknown—Anacostia River
Jun 10, 2023454 galOther / Unknown—Oxon Run
Jun 7, 2023166 galOther / Unknown—Oxon Run
May 2, 2023330 galOther / Unknown—Northeast Branch
Apr 22, 2023340 galOther / Unknown—Basin 10- NW Branch
Apr 20, 2023152 galOther / Unknown—N/A
Apr 9, 2023906 galOther / Unknown—Northeast Branch
Mar 9, 2023924 galOther / Unknown—Northwest Branch
Mar 6, 2023644 galOther / Unknown—Unnamed trib to Hunters Mill Branch
Mar 2, 2023168 galOther / Unknown—Tributary of Western Branch
Mar 1, 2023190 galOther / Unknown—Unnamed Tributary to Hunters Mill Branch
Feb 18, 2023145 galOther / Unknown—Tributary to Anacostia River
Feb 11, 202314 galOther / Unknown—Beaverdam Branch

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