MARYLAND GEOLOGICAL SUKVEY 213 



AXACOSTIA EIVEE. 



This river has its headwaters in the northern part of Prince 

 George's and in Montgomery connties, flows southerly and sonth- 

 westerly and empties into the Potomac River at Washington. Tide 

 runs to Bhidensburg. At the District line it drains an area of 147 

 square miles. Its basin is hilly, generally sandy and in farming 

 lands. The most important tributaries are Indian Creek from the 

 north, Paint and Northwest branches from the northwest, and 

 Beaverdam branch from the east. Several water powers have been 

 developed on these tributaries. Xo measurements of flow have 

 been made. 



Other less important streauLs of Prince George's County are tabu- 

 lated below with their drainage areas: 



Stream. Drainage Area. Locality. 



Henson Creek 24 sq. mi. Tidal Estuary. 



Mattawoman Creek. 47 " West boundary of Prince George's county. 



Piscataway Creek.. 60 " Tidal Estuary. 



Swanson 24 " Tidal Estuary. 



