Analysis of δ15N and δ18O to differentiate NO3- sources in runoff at two watersheds in the Catskill Mountains of New York

Water Resources Research

Volumn 38, Issue 5, 2002, Pages 91-912

  Burns, Douglas A ^a   Kendall, Carol ^b  

^a U S GEOLOGICAL SURVEY   (United States)

^b U S GEOLOGICAL SURVEY   (United States)

Author keywords

Catskill Mountains; Isotope; Nitrification; Nitrogen deposition; Nitrogen saturation; Snowmelt

Indexed keywords

DEPOSITION; DRAINAGE; FRACTIONATION; ISOTOPES; NITRIFICATION; NITROGEN; PRECIPITATION (CHEMICAL); RUNOFF;

BIOCYCLING PROCESSES;

WATER RESOURCES;

FORESTED CATCHMENT; ISOTOPIC ANALYSIS; NITROGEN CYCLE; NITROUS OXIDE; RUNOFF;

CATSKILL MOUNTAINS; NEW YORK; UNITED STATES;

CELLULAR ORGANISMS;

EID: 0036563050     PISSN: 00431397     EISSN: None     Source Type: Journal    
DOI: 10.1029/2001wr000292     Document Type: Article

References (54)

1. Nitrogen saturation in northern forest ecosystems
2. Modeling nitrogen saturation in forest ecosystems in response to land use and atmospheric deposition
3. Geochemical studies in a remote Scottish upland catchment, II, Streamwater chemistry during snowmelt
4. Naturliche isotopengehalte von nitrat als indikatoren fur dessen herkunft
5. Controls on denitrification in riparian soils in headwater catchments of a hardwood forest in the Catskill Mountains, U.S.A.
6. The components of nitrogen availability assessments in forest soils
7. Nitrogen isotope discrimination in denitrification of nitrate in soils
8. Using isotope fractionation of nitrate-nitrogen and nitrate-oxygen for evaluation of microbial denitrification in a sandy aquifer
9. 15N-labelled wet deposition by mature red spruce
10. The role of event water, a rapid shallow flow component, and catchment size in summer stormflow
11. 3 from wet deposition by aboveground parts of young beech (Fagus silvatica L.) trees
12. - in an upland stream environment: A mass balance approach
13. - concentrations during summer in Catskill Mountain streams
14. Weekly and daily precipitation chemistry network comparisons in the eastern U.S.: NADP/NTN vs MAP3S/AIR-MoN
15. Physical stratigraphy, sedimentology, and environmental geology of the Upper Devonian stream deposits of the Catskill Mountains of eastern New York State
16. 18O analysis from waters with low nitrate concentrations
17. The Chesapeake Bay watershed: Effects of land use and geology on dissolved nitrogen concentrations
18. 18O measurements
19. Nitrate production in the field by incubating the soil in polyethylene bags
20. Water resources data, New York, water year 1994
21. 15N abundance and the availability of soil nitrogen on Walker Branch watershed
22. Quantifying uncertainty in tracer-based hydrograph separations
23. Examining the contributions of glacial till water to storm runoff using two- and three-component hydrograph separations
24. Tracing nitrogen sources and cycling in catchments
25. 15N of nitrate to determine sources of nitrate in early spring runoff in forested catchments
26. 15N abundance method to a forested ecosystem
27. Analytical methods of the U.S. Geological Survey's New York District Water-Analysis Laboratory
28. Quality-assurance data from routine water analyses by the U.S. Geological Survey Laboratory, Troy, N.Y., May 1991 through June 1993
29. Major procedural discrepancies in soil extracted nitrate levels and nitrogen isotopic values
30. Atmospheric deposition and canopy interactions of nitrogen in forests
31. Nitrogen saturation and retention in forested watersheds of the Catskill Mountains, New York
32. Flood of January 19-20, 1996, in New York State
33. The oxygen isotope composition of nitrate generated by nitrification in acid forest soils
34. Climatic control of nitrate loss from forested watersheds in the northeastern United States
35. The role of nitrate in the acidification of streams in the Catskill Mountains of New York
36. Chemical characteristics and temporal trends in eight streams of the Catskill Mountains
37. Relation of climate change to the acidification of surface waters by nitrogen deposition
38. Controls on natural nitrogen-15 and carbon-13 abundances in forest soil organic matter
39. A spatial model of atmospheric deposition for the northeastern U.S.
40. Determination of the groundwater component of peak discharge from the chemistry of total runoff
41. Concentrations and flux of solutes from snow and forest floor during snowmelt in the west central Adirondack region of New York
42. Glacial geology of the Catskill Mountains
43. Identifying sources of snowmelt acidification with a watershed mixing model
44. Soil solution chemistry of an Adirondack spodosol: Lysimetery and N dynamics
45. A new method for collection of nitrate from fresh water and analysis of nitrogen and oxygen isotope ratios
46. A conceptual model of catchment response to rainfall, developed through the use of oxygen-18 as a natural tracer
47. Long-term changes in watershed retention of nitrogen
48. Fluxes and transformations of nitrogen in a high-elevation catchment
49. Indicators of nitrate export from forested watersheds of the mid-Appalachians, United States of America