Please note that the stream is NOT part of the dog park and can be very dangerous even when the water looks clean. It is an urban stream that at any time can carry a variety of pollutants as well as debris that can harm you and your dog. Usage is at your own risk. For more info please visit: https://parks.arlingtonva.us/streams-dogs/
Also note that there is NO continuous fencing on the other side of the stream bank which runs parallel to busy S. Arlington Mill Drive.