TMDLs and Water Quality Plans for Conowingo Dam/Lower Susquehanna River

This page shows all approved Total Maximum Daily Load (TMDL) Documents and TMDL Implementation Plans for the Conowingo Dam/Lower Susquehanna River Watershed (MD 8-Digit code: 02120204), as well as other related water quality reports produced by MDE.

Conowingo Dam/Lower Susquehanna River Map  

TMDL Documents​

Contact Information ​
Please direct questions or comments concerning Maryland's TMDL Program to or call (410) 537-3884.​​

Associated TMDL Implementation Plans or Watershed Studies


Human Trafficking GET HELP

National Human Trafficking Hotline - 24/7 Confidential

1-888-373-7888 233733 More Information on human trafficking in Maryland

Customer Service Promise

The State of Maryland pledges to provide constituents, businesses, customers, and stakeholders with friendly and courteous, timely and responsive, accurate and consistent, accessible and convenient, and truthful and transparent services.

Take Our Survey

Help Stop Fraud in State Government

The Maryland General Assembly’s Office of Legislative Audits operates a toll-free fraud hotline to receive allegations of fraud and/or abuse of State government resources. Information reported to the hotline in the past has helped to eliminate certain fraudulent activities and protect State resources.

More Information