Maryland sewage discharges, February 2023
49 records of sewage discharges and water advisories in Maryland dated in February 2023, newest first. Each record keeps the source's own times and wording.
Source: the agencies, sewer operators and EPA records named on each row and on the Sources page. Updated 2026-11-03 02:43 UTC.
Sanitary sewer overflow (SSO): sewage spills from a sewer meant to carry sewage separately from rainwater. Combined sewer overflow (CSO): sewage mixed with rainwater spills from a shared sewer system.
| When | Report | Status |
|---|---|---|
| to 9:30 PM | Town of Emmittsburg · “Flat Run Creek” · Timbermill Court · SSO · 1,800 gallons · notice | ended |
| to 7:15 PM | Wssc · Potomac River · 10551 MacArthur Blvd · SSO · 394 gallons · notice · map | ended |
| to Mar 1 ’23, 11:00 PM | Allegany County DPW · “Warrior Run” · Darrows Lane · SSO · 138,000 gallons · notice | ended |
| to Mar 1 ’23, 11:00 PM | Allegany County DPW · North Branch Potomac River · Cresaptown Pumping Station · SSO · 138,000 gallons · notice · map | ended |
| to 4:00 AM | Allegany County DPW · “Georges Creek” · Wrights Crossing Pump Station · CSO · 24,000 gallons · notice | ended |
| to 12:01 AM | Baltimore City DPW · “Herring Run” · 100 Kane St · SSO · 50 gallons · notice | ended |
| to Mar 2 ’23, 2:00 AM | Allegany County DPW · “Wills Creek” · SSO (earlier version) · 81,000 gallons · notice | ended |
| to Mar 2 ’23, 2:00 AM | Allegany County DPW · “Jennings Run” · SSO · 81,000 gallons · notice | ended |
| to Feb 28 ’23, 12:00 PM | LaVale Sanitary Commission · “Braddock Run” · 12610 Labers Lane · CSO · 2 million gallons · notice · map | ended |
| to Feb 28 ’23, 11:00 AM | Allegany County DPW · “Elk Lick Run” · SSO (earlier version) · 39,000 gallons · notice | ended |
| to Feb 28 ’23, 11:00 AM | Allegany County DPW · “Elk Lick Run” · SSO · 39,000 gallons · notice | ended |
| to Mar 3 ’23, 2:00 AM | LaVale Sanitary Commission · “Braddock Run” · Old Mount Savage Road · CSO · 2.5 million gallons · notice | ended |
| to Feb 28 ’23, 5:01 AM | Mayor & City Council of Cumberland · North Branch Potomac River · 9 locations in Cumberland · CSO · 6.8 million gallons · notice · map | ended |
| to Feb 28 ’23, 7:00 AM | City of Frostburg · “George's Creek” · Grant Street · CSO · 7,000 gallons · notice | ended |
| to 9:30 PM | Wssc · “Northwest Branch Creek” · 433 Branch Drive · SSO · 306 gallons · notice · map | ended |
| to Feb 27 ’23, 9:15 PM | Wssc · “none” · 16410 Accolawn Road · SSO · 559 gallons · notice · map | ended |
| to 10:00 PM | Wssc · “Duplicate. see Event Report 3354” · 17103 Usher Place · SSO (earlier version) · 546 gallons · notice · map | ended |
| to 10:00 PM | Wssc · Patuxent River · 17103 Usher Place · SSO · 546 gallons · notice · map | ended |
| to 2:30 PM | Baltimore City DPW · “Baltimore Harbor, Nortwest Harbor” · 518 N Clinton St · SSO · 1 gallons · notice · map | ended |
| to Feb 27 ’23, 7:15 PM | Wssc · “Glendarragh Stream Rock Creek” · 11233 Ashley Drive · SSO · 3,023 gallons · notice · map | ended |
| to 1:12 PM | Baltimore City DPW · “Herring Run, Back River” · 1120 E. Cold Spring Lane · SSO · 522 gallons · notice · map | ended |
| to 2:20 PM | Wssc · “Rock Creek” · 11021 Schuylkill Rd · SSO · 166 gallons · notice · map | ended |
| to 1:45 PM | LaVale Sanitary Commission · “Braddock Run” · CSO · 84,700 gallons · notice | ended |
| to 10:46 AM | Allegany County DPW · North Branch Potomac River · CSO · 1,000 gallons · notice · map | ended |
| to 9:05 AM | Anne Arundel County DPW · Spa Creek · 900 Primrose Rd · SSO · 1,000 gallons · notice · map | ended |
| to 1:31 PM | Baltimore County DPW · “NA” · 8364 Pulaski Hwy · SSO · 10 gallons · notice · map | ended |
| to 8:00 PM | Wssc · Patuxent River · 6601 Weaver Ct · SSO · 1,749 gallons · notice · map | ended |
| to 1:23 PM | Mayor & City Council of Cumberland · “Wills Creek” · CSO · 34,800 gallons · notice | ended |
| to 6:55 PM | Baltimore City DPW · “Moores Run” · 5430 Force Rd · SSO · 305 gallons · notice · map | ended |
| to 3:30 AM | Calvert County Board of Education · “NA” · 12485 Southern Connector Blvd · SSO · 40 gallons · notice · map | ended |
| to 9:55 PM | Baltimore City DPW · “Gwynns Falls” · 2447 Harriet Ave · SSO · 560 gallons · notice · map | ended |
| to 12:00 PM | Howard County DPW · “n/a” · 7117 Chilton Ct · SSO · 100 gallons · notice · map | ended |
| to 2:45 PM | Wssc · Anacostia River · 4700 Lawrence St · SSO · 145 gallons · notice · map | ended |
| to 2:15 PM | Baltimore City DPW · “Gwynns Falls” · 5007 West Forrest Park Ave · SSO · 13,750 gallons · notice · map | ended |
| to 10:10 AM | Baltimore City DPW · “Gwynns Falls” · N. Bentalou and Walbrook Ave · SSO · 1,800 gallons · notice | ended |
| to 10:00 AM | Baltimore City DPW · “Herring Run” · 3900 Belair Rd · SSO · 583,065 gallons · notice · map | ended |
| to 5:00 PM | LaVale Sanitary Commission · “Braddock Run” · Old Mt. Savage Road · CSO · 63,924 gallons · notice · map | ended |
| to 2:14 PM | Mayor & City Council of Cumberland · “Wills Creek” · CSO · 15,700 gallons · notice | ended |
| to 12:00 PM | Howard County DPW · “n/a” · 14800 Carrs Mill Road · SSO · 200 gallons · notice · map | ended |
| to 9:15 AM | Queen Anne's County DPW · “n/a” · SSO · 200 gallons · notice | ended |
| to 12:01 AM | Baltimore City DPW · “Colgate Creek” · 6611 Chandlery St · SSO · 1,000 gallons · notice | ended |
| to Feb 14 ’23, 1:00 AM | Baltimore City DPW · “Jones Falls” · 2024 Mount Royal Terrace · SSO · 1 gallons · notice · map | ended |
| to 11:40 PM | Baltimore City DPW · “Baltimore Harbor” · 1200 Broening Highway · SSO · 118 gallons · notice · map | ended |
| to 11:12 AM | Wssc · “Woods and storm drain” · 9680 Baltimore Ave · SSO · volume not reported · notice · map | ended |
| to Feb 14 ’23, 7:15 PM | Tarragon Inc. · “n/a” · 9820 Belair Road · SSO · 15 gallons · notice · map | ended |
| to 8:48 AM | Wssc · “Beaverdam Branch” · 6219 Forest Road · SSO · 14 gallons · notice · map | ended |
| to Feb 11 ’23, 11:51 AM | Baltimore City DPW · “Gwynns FAlls” · 2020 Hollins Ferry Road · SSO · 7,755 gallons · notice · map | ended |
| to 10:32 AM | Anne Arundel County DPW · “n/a” · 1600 Homewood Landing · SSO · 100 gallons · notice · map | ended |
| to 1:40 PM | Baltimore County DPW · “N/A” · Loch Raven Blvd & Cromwell Bridge Road · SSO · 150 gallons · notice | ended |
Sources: MDE Reported Sewer Overflows (New for 2023), Maryland Open Data Portal (Socrata stgj-u72u), retrieved 2026-11-03 02:31 UTC. A report's record id and times show when you hover or focus its "report" link.