Algae Blooms Wallkiill River

The Wallkill River, a tributary of the Hudson, drains Lake Mohawk in Sparta, New Jersey, flowing from there generally northeasterly 88.3 miles to Rondout Creek in New York, just downstream of Sturgeon Pool, near Rosendale, with the combined flows reaching the Hudson at Kingston.
  • Country: United States
  • State: New York, New Jersey
  • Counties: Ulster, NY, Orange, NY, Sussex, NJ
  • Cities: New Paltz, NY, Walden, NY, Montgomery, NY, Sparta, NJ
  • Source: Lake Mohawk, New Jersey
  • Mouth: Rondout Creek
  • Length: 88 mi (142 km)
Data from: en.wikipedia.org