USGS has scheduled planned maintenance to our IT infrastructure, starting Tuesday, June 28, 2022, from 8:00-10:00am Eastern Daylight Time (EDT). During the maintenance period, there will be a short interruption in the availability of the most recent time-series data. Any backlog will be made available following conclusion of the scheduled maintenance.
USGS 01454628 Black River near Hellertown, PA
Latitude 40°34'43", Longitude 75°21'57" NAD27
Northampton County, Pennsylvania, Hydrologic Unit 02040106