Search for approved TMDLs by county, by watershed or for the entire state
Find the stormwater or wastewater waste load allocations for an NPDES permit
View the geographic extents of existing TMDLs and download GIS shapefiles
P6 Bay Model Development
Tools to assist in applying stormwater WLAs to regulated stormwater systems
Guidance documents to assist stormwater permittees in implementing TMDLs
Chesapeake Bay Phase 6 Watershed Model data and information
The TMDL Data Center is provided for informational purposes only. Official waste load allocations are provided in the TMDL report and associated documents. The State of Maryland makes no warranty or representation, express or implied, with respect to the quality, content, accuracy or completeness of any of the materials and items contained in or displayed on this site. All such items and materials are provided on an "as is" basis, and you are fully and solely responsible for your use of them and for any results or consequences of your use. In no event shall the State or its agencies, officers, employees, agents, or representatives be liable for any direct, indirect, special, punitive, incidental, exemplary or consequential damages arising your accessing or using the site, or otherwise arising from the site or from anything contained in or displayed on the site. Nothing contained in or displayed on this site constitutes or is intended to constitute legal advice by the State or any of its agencies, officers, employees, agents, attorneys, or representatives.
Please direct questions or comments concerning Maryland's TMDL Program to firstname.lastname@example.org at (410) 537-3818.
1800 Washington Boulevard, Baltimore, MD 21230