TY  - RPRT
TI  - Water-quality, streamflow, and ancillary data for nutrients in streams and rivers across the nation, 1992-2001
AU  - David K. Mueller
AU  - Norman E. Spahr
PY  - 2005
DO  - 10.3133/ds152
UR  - https://pubs.usgs.gov/publication/ds152
ID  - ds152
ER  -