#
#
#  FILE_NAME: 		MRB4A.SPRAGUE.ARCHIVAL_FILE_SUMMARY.TXT
#  DATASET_DESCRIPTION:	These data sets were used as part of a nutrient, sediment, and streamflow trend 
#			assessment for the Missouri River Basin.
#  DATA_SET FORMAT:	Tab-delimited ascii file
#  DATA_SET URL:	
#
#-------------------------------------------------------------------------------------------------------- 
#  REPORT TITLE: 	Nutrient and Suspended-Sediment Trends in the Missouri River Basin, 1993-2003    
#  REPORT SERIES/NUMBER (JOURNAL NAME/VOLUME): USGS Scientific Investigation Report (SIR 2006-5231)     
#  REPORT URL:		http://pubs.usgs.gov/sir/2006/5231/
#
#-------------------------------------------------------------------------------------------------------
#  NAWQA STUDY:		Major River Basin 4
#
#-------------------------------------------------------------------------------------------------------
#
#  METADATA DATE:    	February 2, 2007
#  METADATA CONTACT: 	Lori Sprague
#                    	USGS-WRD, Colorado Water Science Center 
#                    	Major River Basin study – Missouri River Basin
#                    	Denver Federal Center, Bldg. 53, MS 415,
#	 	     	Lakewood, CO 80225	
#                    	voice: 303-236-4882 x262
#                    	fax:   303-236-4912
#                    	email:  lsprague@usgs.gov
#
#  SECONDARY CONTACT:   Jennifer Flynn
#                    	USGS-WRD, Colorado Water Science Center 
#                    	Major River Basin study – Missouri River Basin
#                    	Denver Federal Center, Bldg. 53, MS 415,
#	 	     	Lakewood, CO 80225	
#                    	voice: 303-236-4882 x300
#                    	fax:   303-236-4912
#                    	email:  jlflynn@usgs.gov
#
# ------------------------------------------------------------------------------------------------------
#  DATA_SET NAMES:
#
#  The following files document and archive the data sets used for producing this report. Brief descriptions of 
#  each of these report archival files follow.
#
#  Directory short_term_trends:
#  MRB4A.NH3.txt
#  MRB4A.NOX.txt
#  MRB4A.OP.txt
#  MRB4A.Q.txt
#  MRB4A.SS.txt
#  MRB4A.TN.txt
#  MRB4A.TP.txt
#  
#  Directory long_term_trends:
#  MRB4A.NOX.85.03.txt
#  MRB4A.OP.85.03.txt
#  MRB4A.Q.85.03.txt
#  MRB4A.SS.85.03.txt
#  MRB4A.TN.85.03.txt
#  MRB4A.TP.85.03.txt
#
#  Directory baseflow_loads:
#  MRB4A.baseflow.NOX.loads.txt
#  MRB4A.baseflow.NOX.txt
#  MRB4A.baseflow.Q.txt
#
#  Directory sed_yields:
#  MRB4A.Q.sussed.loads.txt
#  MRB4A.sussed.loads.calibration.txt
#  MRB4A.sussed.loads.txt
#
#  Directory explanatory_variables:
#  MRB4A.explanatory.10.txt
#  MRB4A.explanatory.100.txt
#  MRB4A.ptsrc.N.txt
#  MRB4A.explanatory.spsed.txt
#  MRB4A.drainagebasins.txt
#
#--------------------------------------------------------------------------------------------------------
#  REPORT ARCHIVAL DATA SET:  MRB4A.NH3.txt
#
#	This data set contains surface-water ammonia data retrieved from NWISweb in January 2005.  
#	Additional modifications were made to the data in the original retrieval; these modifications
#	are detailed in Sprague and others, 2006 (SIR 2006-5231). The data were used in a report 
#	documenting trends in the Missouri River Basin as part of the U.S. Geological Survey, National
#	Water-Quality Assessment Program.
#
#--------------------------------------------------------------------------------------------------------
#  REPORT ARCHIVAL DATA SET:  MRB4A.NOX.txt
#
#	This data set contains surface-water nitrate data retrieved from NWISweb in January 2005.  
#	Additional modifications were made to the data in the original retrieval; these modifications
#	are detailed in Sprague and others, 2006 (SIR 2006-5231). The data were used in a report 
#	documenting trends in the Missouri River Basin as part of the U.S. Geological Survey, National
#	Water-Quality Assessment Program.
#
#--------------------------------------------------------------------------------------------------------
#  REPORT ARCHIVAL DATA SET:  MRB4A.OP.txt
#
#	This data set contains surface-water orthophosphorus data retrieved from NWISweb in January 2005.  
#	Additional modifications were made to the data in the original retrieval; these modifications
#	are detailed in Sprague and others, 2006 (SIR 2006-5231). The data were used in a report 
#	documenting trends in the Missouri River Basin as part of the U.S. Geological Survey, National
#	Water-Quality Assessment Program.
#
#--------------------------------------------------------------------------------------------------------
#  REPORT ARCHIVAL DATA SET:  MRB4A.Q.txt
#
#	This data set contains daily mean discharge data retrieved from NWISweb in January 2005. 
#	The data were used in a report documenting trends in the Missouri River Basin as part of the 
#	U.S. Geological Survey, National Water-Quality Assessment Program.
#
#--------------------------------------------------------------------------------------------------------
#  REPORT ARCHIVAL DATA SET:  MRB4A.SS.txt
#
#	This data set contains surface-water suspended sediment data retrieved from NWISweb in January 2005.  
#	Additional modifications were made to the data in the original retrieval; these modifications
#	are detailed in Sprague and others, 2006 (SIR 2006-5231). The data were used in a report 
#	documenting trends in the Missouri River Basin as part of the U.S. Geological Survey, National
#	Water-Quality Assessment Program.
#
#--------------------------------------------------------------------------------------------------------
#  REPORT ARCHIVAL DATA SET:  MRB4A.TN.txt
#
#	This data set contains surface-water total nitrogen data retrieved from NWISweb in January 2005.  
#	Additional modifications were made to the data in the original retrieval; these modifications
#	are detailed in Sprague and others, 2006 (SIR 2006-5231). The data were used in a report 
#	documenting trends in the Missouri River Basin as part of the U.S. Geological Survey, National
#	Water-Quality Assessment Program.
#
#--------------------------------------------------------------------------------------------------------
#  REPORT ARCHIVAL DATA SET:  MRB4A.TP.txt
#
#	This data set contains surface-water total phosphorus data retrieved from NWISweb in January 2005.  
#	Additional modifications were made to the data in the original retrieval; these modifications
#	are detailed in Sprague and others, 2006 (SIR 2006-5231). The data were used in a report 
#	documenting trends in the Missouri River Basin as part of the U.S. Geological Survey, National
#	Water-Quality Assessment Program.
#
#--------------------------------------------------------------------------------------------------------
#  REPORT ARCHIVAL DATA SET:  MRB4A.NOX.85.03.txt
#
#	This data set contains surface-water nitrite plus nitrate data retrieved from NWISweb in January 2005.  
#	Additional modifications were made to the data in the original retrieval; these modifications
#	are detailed in Sprague and others, 2006 (SIR 2006-5231). The data were used in a report 
#	documenting trends in the Missouri River Basin as part of the U.S. Geological Survey, National
#	Water-Quality Assessment Program.
#
#--------------------------------------------------------------------------------------------------------
#  REPORT ARCHIVAL DATA SET:  MRB4A.OP.85.03.txt
#
#	This data set contains surface-water orthophosphorus data retrieved from NWISweb in January 2005.  
#	Additional modifications were made to the data in the original retrieval; these modifications
#	are detailed in Sprague and others, 2006 (SIR 2006-5231). The data were used in a report 
#	documenting trends in the Missouri River Basin as part of the U.S. Geological Survey, National
#	Water-Quality Assessment Program.
#
#--------------------------------------------------------------------------------------------------------
#  REPORT ARCHIVAL DATA SET:  MRB4A.Q.85.03.txt
#
#	This data set contains daily mean discharge data retrieved from NWISweb in January 2005. 
#	The data were used in a report documenting trends in the Missouri River Basin as part of the 
#	U.S. Geological Survey, National Water-Quality Assessment Program.
#
#--------------------------------------------------------------------------------------------------------
#  REPORT ARCHIVAL DATA SET:  MRB4A.SS.85.03.txt
#
#	This data set contains surface-water suspended sediment data retrieved from NWISweb in January 2005.  
#	Additional modifications were made to the data in the original retrieval; these modifications
#	are detailed in Sprague and others, 2006 (SIR 2006-5231). The data were used in a report 
#	documenting trends in the Missouri River Basin as part of the U.S. Geological Survey, National
#	Water-Quality Assessment Program.
#
#--------------------------------------------------------------------------------------------------------
#  REPORT ARCHIVAL DATA SET:  MRB4A.TN.85.03.txt
#
#	This data set contains surface-water total nitrogen data retrieved from NWISweb in January 2005.  
#	Additional modifications were made to the data in the original retrieval; these modifications
#	are detailed in Sprague and others, 2006 (SIR 2006-5231). The data were used in a report 
#	documenting trends in the Missouri River Basin as part of the U.S. Geological Survey, National
#	Water-Quality Assessment Program.
#
#--------------------------------------------------------------------------------------------------------
#  REPORT ARCHIVAL DATA SET:  MRB4A.TP.85.03.txt
#
#	This data set contains surface-water total phosphorus data retrieved from NWISweb in January 2005.  
#	Additional modifications were made to the data in the original retrieval; these modifications
#	are detailed in Sprague and others, 2006 (SIR 2006-5231). The data were used in a report 
#	documenting trends in the Missouri River Basin as part of the U.S. Geological Survey, National
#	Water-Quality Assessment Program.
#
#--------------------------------------------------------------------------------------------------------
#  REPORT ARCHIVAL DATA SET:  MRB4A.baseflow.NOX.loads.txt
#
#	This data set contains estimates of total and annual nitrate loads in base flow from 1993 
#	to 2003 at 3 case study sites in the Missouri River Basin, produced by the S-LOADEST model in 2005. 
#	Details on model specification are provided in an appendix of Sprague and others, 2006 
#	(SIR 2006-5231). The data were used in a report documenting trends in the Missouri River Basin 
#	as part of the U.S. Geological Survey, National	Water-Quality Assessment Program.
#
#--------------------------------------------------------------------------------------------------------
#  REPORT ARCHIVAL DATA SET:  MRB4A.baseflow.NOX.txt
#
#	This data set contains surface-water nitrate data retrieved from NWISweb in January 2005.  
#	Additional modifications were made to the data in the original retrieval; these modifications
#	are detailed in Sprague and others, 2006 (SIR 2006-5231). The data were used in a report 
#	documenting trends in the Missouri River Basin as part of the U.S. Geological Survey, National
#	Water-Quality Assessment Program.
#
#--------------------------------------------------------------------------------------------------------
#  REPORT ARCHIVAL DATA SET:  MRB4A.baseflow.Q.txt
#
#	This data set contains daily ground-water discharge to the stream (from steps described below).  
#	The data were used in a report documenting trends in the Missouri River Basin as part of the 
#	U.S. Geological Survey, NationalWater-Quality Assessment Program.
#
#--------------------------------------------------------------------------------------------------------
#  REPORT ARCHIVAL DATA SET:  MRB4A.Q.sussed.loads.txt
#
#	This data set contains daily mean discharge data retrieved from NWISweb between December 
#	 2004 and February 2005. 
#	 These data were used in the calculation of mean daily sediment yields, reported in
#	 Sprague and others, 2006 (SIR 2006-5231), a report documenting trends in the Missouri River 
#	 Basin as part of the U.S. Geological Survey, National Water-Quality Assessment Program.
#
#--------------------------------------------------------------------------------------------------------
#  REPORT ARCHIVAL DATA SET:  MRB4A.sussed.loads.calibration.txt
#
#	This data set contains surface-water suspended sediment data retrieved from from the US Geological 
#	 Survey National Water Information System between December 2004 and February 2005.
#	 These data were used in the calculation of mean daily sediment yields, reported in
#	 Sprague and others, 2006 (SIR 2006-5231), a report documenting trends in the Missouri River 
#	 Basin as part of the U.S. Geological Survey, National Water-Quality Assessment Program.
#
#--------------------------------------------------------------------------------------------------------
#  REPORT ARCHIVAL DATA SET:  MRB4A.sussed.loads.txt
#
#	This data set contains estimates of total suspended sediment loads at selected sites in the 
#	Missouri River Basin, produced by the S-LOADEST model in 2005. 
#	Details on model specification are provided in an appendix of Sprague and others, 2006 
#	(SIR 2006-5231). The data were used in a report documenting trends in the Missouri River Basin 
#	as part of the U.S. Geological Survey, National	Water-Quality Assessment Program.
#
#--------------------------------------------------------------------------------------------------------
#  REPORT ARCHIVAL DATA SET:  MRB4A.explanatory.10.txt
#
#	This data set contains nutrient sources and landscpape characteristics for the 
#	10-percent drainage area nearest to each site.  Additional modifications were made to the data 
#	in the original retrieval; these modifications are detailed in Sprague and others, 2006 
#	(SIR 2006-5231). The data were used in a report documenting trends in the Missouri River Basin 
#	as part of the U.S. Geological Survey, National Water-Quality Assessment Program.
#
#--------------------------------------------------------------------------------------------------------
#  REPORT ARCHIVAL DATA SET:  MRB4A.explanatory.100.txt
#
#	This data set contains nutrient sources and landscpape characteristics for the 
#	full drainage area for each site.  Additional modifications were made to the data 
#	in the original retrieval; these modifications are detailed in Sprague and others, 2006 
#	(SIR 2006-5231). The data were used in a report documenting trends in the Missouri River Basin 
#	as part of the U.S. Geological Survey, National Water-Quality Assessment Program.
#
#--------------------------------------------------------------------------------------------------------
#  REPORT ARCHIVAL DATA SET:  MRB4A.ptsrc.N.txt
#
#	This data set contains nitrogen from point sources discharged to streams and rivers 
#	in the Missouri River Basin.  Additional modifications were made to the data 
#	in the original retrieval; these modifications are detailed in Sprague and others, 2006 
#	(SIR 2006-5231). The data were used in a report documenting trends in the Missouri River Basin 
#	as part of the U.S. Geological Survey, National Water-Quality Assessment Program.
#
#--------------------------------------------------------------------------------------------------------
#  REPORT ARCHIVAL DATA SET:  MRB4A.explanatory.spsed.txt
#
#	This data set contains landscpape characteristics for sites used in spatial sediment 
#	analysis.  Additional modifications were made to the data in the original retrieval; these 
#	modifications are detailed in Sprague and others, 2006 (SIR 2006-5231). The data were used 
#	in a report documenting trends in the Missouri River Basin as part of the U.S. Geological 
#	Survey, National Water-Quality Assessment Program.
#
#--------------------------------------------------------------------------------------------------------
#  REPORT ARCHIVAL DATA SET:  MRB4A.drainagebasins.txt
#
#	This file references the locations of the drainage basins for the sites analyzed in 
#	Sprague and others, 2006 (SIR 2006-5231). Data from the sites were used in a report documenting 
#	trends in the Missouri River Basin as part of the U.S. Geological Survey, National 
#	Water-Quality Assessment Program.
#
#--------------------------------------------------------------------------------------------------------