Oxygen and nitrogen stable isotopic composition of dissolved nitrate for Northwest Branch Anacostia River, Prince George's and Montgomery Counties, MD, USA

This resource includes nitrate isotope data from Northwest Branch Anacostia River, Maryland. Stream grab samples are collected biweekly and are analyzed for d15N-Nitrate and d18O-Nitrate. Data are collected for the purpose of cross-site comparison with other sites in the Urban CZ cluster. Stream sampling sites are co-located with USGS stream gaging stations 1651000 (NWB1) and 01650500 (NWB2). This data set is part of the Urban Critical Zone Cluster in the NSF Critical Zone Collaborative Network.