Choptank River

River in Maryland, past Cambridge, Denton, Greensboro, Harmony, Kingston, Lyford Landing, Preston, Secretary and Trappe

No current status shown

No current status is assigned to this water outline. Check the water page for reports and any estimated downstream stretches. Why this status, and its source

This badge describes the water outline. Check the downstream stretches on the map and below for discharge statuses.

Map sources: water outlines and launches from OpenBoatLaunch and OpenStreetMap contributors (Open Database License); wastewater outlets from EPA and state records; downstream estimates by DirtyWaterWatch using U.S. Geological Survey maps and flow data. Base map: OpenFreeMap and OpenMapTiles.

Square boat markers mark boat launches listed by OpenBoatLaunch. Outlined boat markers are marinas and clubs: not public access.

Bookmark this water page and check it before each trip · Report a missing notice or error

About this status

No current status shown: no report we track sets a status on this water now; how statuses work

Sources checked: MDE Reported Sewer Overflows (New for 2023), Maryland Open Data Portal (Socrata stgj-u72u) (last successful check 2026-11-03 02:31 UTC). Status by DirtyWaterWatch, updated 2026-11-03 02:43 UTC. · Updated Nov 2, 2026, 9:43 PM EST

Estimated downstream stretches on Choptank River

No downstream stretch has a current status here as of Nov 2, 2026, 9:43 PM EST. Check the reports below.

The last 90 days

Last 90 days, hour by hour. Red: discharge or advisory reported. Amber: caution. Hatched amber: end not confirmed. Grey: no current status on the water outline. Purple hatching: source update overdue.

Caution: Sep 24, 2026, 6:00 PM EDT to Sep 27, 2026, 6:00 PM EDT
2 reports: City of Cambridge DPW 2
Show records

The records are also in the report table on this page.
Discharge or advisory reported: Sep 24, 2026, 3:00 PM EDT to Sep 24, 2026, 6:00 PM EDT
1 report: City of Cambridge DPW 1
Show records

The records are also in the report table on this page.
Caution: Sep 23, 2026, 1:00 AM EDT to Sep 24, 2026, 3:00 PM EDT
1 report: City of Cambridge DPW 1
Show records

The records are also in the report table on this page.
Discharge or advisory reported: Sep 22, 2026, 7:00 PM EDT to Sep 23, 2026, 1:00 AM EDT
1 report: City of Cambridge DPW 1
Show records

The records are also in the report table on this page.
Caution: Sep 4, 2026, 5:00 AM EDT to Sep 7, 2026, 5:00 AM EDT
2 reports: City of Cambridge DPW 1, Dorchester County Water & Wastewater… 1
Show records

The records are also in the report table on this page.
Discharge or advisory reported: Sep 4, 2026, 3:00 AM EDT to Sep 4, 2026, 5:00 AM EDT
2 reports: City of Cambridge DPW 1, Dorchester County Water & Wastewater… 1
Show records

The records are also in the report table on this page.
Caution: Aug 20, 2026, 11:00 PM EDT to Aug 23, 2026, 11:00 PM EDT
1 report: City of Cambridge DPW 1
Show records

The records are also in the report table on this page.
Discharge or advisory reported: Aug 20, 2026, 7:00 PM EDT to Aug 20, 2026, 11:00 PM EDT
1 report: City of Cambridge DPW 1
Show records

The records are also in the report table on this page.
Caution: Aug 10, 2026, 11:00 PM EDT to Aug 13, 2026, 11:00 PM EDT
1 report: City of Cambridge DPW 1
Show records

The records are also in the report table on this page.
Discharge or advisory reported: Aug 10, 2026, 7:00 PM EDT to Aug 10, 2026, 11:00 PM EDT
1 report: City of Cambridge DPW 1
Show records

The records are also in the report table on this page.
Caution: Aug 4, 2026, 11:00 PM EDT to Aug 6, 2026, 10:00 AM EDT
1 report: Dorchester County Water & Wastewater… 1
Show records

The records are also in the report table on this page.

Source: DirtyWaterWatch calculations using the reports named above and the published status rules. Updated 2026-11-03 02:43 UTC.

Reported discharges over time

Historical charts are not available here. See the reports and sources on this page.

Reports linked to Choptank River

Sanitary sewer overflow (SSO): sewage spills from a sewer meant to carry sewage separately from rainwater.

Reports linked to Choptank River, newest first
When	Report	Status
Sep 24, 3:00 PMto 5:30 PM	City of Cambridge DPW · Water St at Vue de Leu and Choptank Ave · SSO · 3,000 gallons report · notice · map	ended
Sep 22, 7:30 PMto Sep 23, 12:20 AM	City of Cambridge DPW · Water St, Vue de Lue St, Choptank Ave · SSO · 5,000 gallons report · notice · map	ended
Sep 4, 3:00 AMto 4:15 AM	Dorchester County Water & Wastewater… · Water & Vue de Lue, Mill & Choptank, Willis St · SSO · 2,000 gallons report · notice · map	ended
Sep 4, 3:00 AMto 4:20 AM	City of Cambridge DPW · 3 locations · SSO · 5,000 gallons report · notice · map	ended
Aug 20, 7:00 PMto 10:30 PM	City of Cambridge DPW · Water & High, Water & Mill, Water & Vue de Lue · SSO · 5,000 gallons report · notice · map	ended
Aug 10, 7:00 PMto 10:30 PM	City of Cambridge DPW · Water Street · SSO · 3,000 gallons report · notice · map	ended
Aug 3, 7:00 AMto 10:00 AM	Dorchester County Water & Wastewater… · Water & Vue de Lue Street · SSO · 500 gallons report · notice · map	ended
Jul 28, 7:00 PMto 10:30 PM	City of Cambridge DPW · water street and vue de leau · SSO · 3,000 gallons report · notice · map	ended
Jul 21, 10:40 PMto Jul 22, 5:20 AM	Dorchester County Water & Wastewater… · Water and Vue de Lue St · SSO · 2,000 gallons report · notice · map	ended
Jun 29, 12:30 PMto 3:20 PM	City of Cambridge DPW · Water St at Vue de Leau and Water and Mill St · SSO · 500 gallons report · notice · map	ended
Feb 21, 7:00 AMto Feb 23, 8:00 PM	City of Cambridge DPW · Water St & Vue de Lue & Choptank Ave · SSO · 10,000 gallons report · notice · map	ended
Feb 20, 11:00 AMto 3:15 PM	Dorchester County Water & Wastewater… · Water & Vue de Lue & Choptank · SSO · 5,000 gallons report · notice · map	ended
Jan 26, 8:30 AMto Jan 27, 10:45 AM	City of Cambridge DPW · Water St at Vue de Lue, Choptank St · SSO · 5,000 gallons report · notice · map	ended
Jan 10, 4:00 PMto 7:30 PM	City of Cambridge DPW · Water St, Vue de Lue, Choptank St · SSO · 5,000 gallons report · notice · map	ended
Oct 10 ’25, 3:15 PMto 5:30 PM	Town of Greensboro · 13875 Greensboro Road · SSO · 2,500 gallons report · notice · map	ended
Jul 31 ’25, 10:00 PMto Aug 1 ’25, 5:00 AM	City of Cambridge DPW · 3 Algonquin Rd · SSO · 6,000 gallons report · notice · map	ended
Jul 31 ’25, 6:30 PMto 9:00 PM	City of Cambridge DPW · Water St, Choptank Ave and Vue de Lue St. · SSO · 10,000 gallons report · notice · map	ended
Jul 19 ’25, 10:00 PMto Jul 20 ’25, 10:00 AM	Dorchester County Water & Wastewater… · Water St to Hambrooks Blvd · SSO · 100,000 gallons report · notice · map	ended
Mar 27 ’25, 6:30 AMto 10:30 AM	City of Cambridge DPW · 101 Hayward Street · SSO · 500 gallons report · notice · map	ended
Mar 5 ’25, 3:30 PMto 6:30 PM	City of Cambridge DPW · 606 Water Street · SSO · 85,000 gallons in all map	ended
Mar 5 ’25, 3:30 PMto 6:30 PM	City of Cambridge DPW · 606 Water Street · SSO · 75,000 gallons report · notice · map	ended
Mar 5 ’25, 3:30 PMto 6:30 PM	City of Cambridge DPW · 101 Hayward Street · SSO · 10,000 gallons report · notice · map	ended
Apr 12 ’24, 6:00 AMto 2:00 PM	City of Cambridge DPW · Water St · SSO · 40,000 gallons report · notice · map	ended
Mar 23 ’24, 10:30 AMto 6:30 PM	City of Cambridge DPW · Water Street · SSO · 80,000 gallons report · notice · map	ended
Mar 6 ’24, 10:30 AMto 6:30 PM	City of Cambridge DPW · Water St & Hambrooks Blvd · SSO · 80,000 gallons report · notice · map	ended
Feb 7 ’24, 10:00 AMto 3:30 PM	City of Cambridge DPW · Oakley St · SSO · 5,000 gallons report · notice · map	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.

Download these reports as CSV

Showing the latest 25 records of 33 records.See them all with filters.

All reports in Maryland by year: 2026 (14 here) · 2025 (7 here) · 2024 (6 here) · 2023 (6 here)

Wastewater outlets on this water

Outfall: a pipe or outlet where wastewater enters a water body.

No wastewater outlet in our records is linked to this water.

Boat launches

Choptank Marina, Preston · Boat ramp · permit or residents only
Christian Park soft access, Greensboro · Carry-in launch (canoe and kayak)
Crouse Memorial Park, Denton · Boat ramp · permit or residents only
Franklin Street, Cambridge · Boat ramp
Ganey's Wharf boat ramp, Preston · Boat ramp · permit or residents only
Ganey's Wharf soft access, Preston · Carry-in launch (canoe and kayak)
Gilpin Point Landing, Harmony · Carry-in launch (canoe and kayak)
Great Marsh Park boat ramp, Cambridge · Boat ramp
Great Marsh Park soft access, Cambridge · Carry-in launch (canoe and kayak)
Greensboro boat ramp · Boat ramp · permit or residents only
Kingston Landing · Boat ramp · permit or residents only
Sailwinds Visitor Center soft access, Cambridge · Carry-in launch (canoe and kayak)
Two Johns Landing, Preston · Carry-in launch (canoe and kayak)
Windy Hill Landing, Trappe · Boat ramp · permit or residents only

Source: OpenBoatLaunch launch records (public agency data and OpenStreetMap, Open Database License). · Choptank River on OpenBoatLaunch

Marinas and clubs on this water

Marina or club: not public access.

Choptank River Boat Launch near Denton · Boat ramp
Choptank River Boat Launch near Denton · Boat ramp
Choptank River Boat Launch near Lyford Landing · Boat ramp
Choptank River Boat Launch near Secretary · Boat ramp

Nearby waters

Miles River, MD No current status shown about 9 km away
Tred Avon River, MD No current status shown about 11 km away
Broad Creek, MD No current status shown about 15 km away
Hunting Creek, MD No current status shown about 16 km away
Wye River, MD No current status shown about 19 km away

Sources covering this water

MDE Reported Sewer Overflows (New for 2023), Maryland Open Data Portal (Socrata stgj-u72u) · Latest check succeeded · Last successful check: 2026-11-03 02:31 UTC

33 records linked to this water. Updated Nov 2, 2026, 9:43 PM EST.