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Preliminary Estimates of Residence Times and Apparent Ages of Ground ...
pubs.usgs.gov/wri/wri97-4225/
A. Field parameters of spring water collected in the Chesapeake Bay watershed, September and November 1996 . B. Apparent ages of water collected from ...
Discharge, Nitrate Load, and Residence Time of Ground Water in the ...
pubs.usgs.gov/fs/fs15099/
Role of ground water in the Chesapeake Bay watershed Ground-water discharge to streams provides a large amount of flow that eventually enters the Ches ...
Preliminary estimates of residence times and apparent ages of ground ...
www.usgs.gov/publications/preliminary-estimates-residence-times-and-apparent-ages-ground-water-chesapeake-bay
Knowledge of the residence times of the ground-water systems in Chesapeake Bay watershed helps resource managers anticipate potential delays between ...
Chesapeake Bay Watershed Data Dashboard | U.S. Geological Survey - USGS.gov
www.usgs.gov/centers/lower-mississippi-gulf-water-science-center/science/chesapeake-bay-watershed-data-dashboard
The U.S. Geological Survey (USGS), in partnership with the Chesapeake Bay Program (CBP) watershed water-quality monitoring network, measures changes ...
Water Quality Publications - USGS
md.water.usgs.gov/preview/publications/qw.html
John W. Brakebill and Stephen D. Preston, Digital Data Used to Relate Nutrient Inputs to Water Quality in the Chesapeake Bay Watershed, Version 1.0 ...
USGS Groundwater Dating Lab
water.usgs.gov/lab/chlorofluorocarbons/research/chesapeake/
Data collected on ground-water residence times indicate that nutrients may take between 0-60 years to move through shallow aquifers before discharging ...
USGS Links for HUC 020700100204 - Lower Anacostia River
water.usgs.gov/lookup/getwbd?020700100204
Groundwater in the Chesapeake Bay Watershed, and Water Quality Data From a Survey of Springs - Simulation of Groundwater Flow and Optimization of ...
Preliminary estimates of residence times and apparent ages of ground ...
pubs.usgs.gov/publication/wri974225
Knowledge of the residence times of the ground-water systems in Chesapeake Bay watershed helps resource managers anticipate potential delays between ...
Residence times and nitrate transport in ground water discharging to ...
pubs.usgs.gov/publication/wri034035
One of the major water-quality problems in the Chesapeake Bay is an overabundance of nutrients from the streams and rivers that discharge to the Bay ...
USGS study: Groundwater delaying water-quality improvements on the ...
www.usgs.gov/centers/chesapeake-bay-activities/science/usgs-study-groundwater-delaying-water-quality
New research by the U.S. Geological Survey conducted on the Delmarva Peninsula, which forms the Eastern Shore of the Chesapeake Bay, indicates it may ...
USGS Links for HUC 02070009 - Monocacy
water.usgs.gov/lookup/getwatershed?02070009
Groundwater in the Chesapeake Bay Watershed, and Water Quality Data From a Survey of Springs - Simulation of Groundwater Flow and Optimization of ...
USGS Links for HUC 02060006 - Patuxent
water.usgs.gov/lookup/getwatershed?02060006
Groundwater in the Chesapeake Bay Watershed, and Water Quality Data From a Survey of Springs - Simulation of Groundwater Flow and Optimization of ...
[PDF] Summary of Major Findings - USGS Publications Warehouse
pubs.usgs.gov/fs/fs15099/pdf/fs150-99.pdf
Role of ground water in the Chesapeake Bay watershed Ground-water discharge to streams provides a large amount of flow that eventually enters the Ches ...
The Influence of Ground Water on Nitrogen Delivery to the Chesapeake Bay
pubs.usgs.gov/fs/2003/fs091-03/
Figure 3: Ground-water age from springs in the Chesapeake Bay watershed, 1996-1997 [The ages of ground water ranged from modern (less than 1 year) to ...
Residence times and nitrate transport in ground water discharging to ...
www.usgs.gov/publications/residence-times-and-nitrate-transport-ground-water-discharging-streams-chesapeake-bay
One of the major water-quality problems in the Chesapeake Bay is an overabundance of nutrients from the streams and rivers that discharge to the Bay ...
Datasets and metadata for estimates of nitrate loads and yields from ...
www.usgs.gov/data/datasets-and-metadata-estimates-nitrate-loads-and-yields-groundwater-streams-chesapeake-bay
The water quality of the Chesapeake Bay may be adversely affected by dissolved nitrate carried in groundwater discharge to streams. To estimate the ...
Estimates of nitrate loads and yields from groundwater to streams in ...
pubs.usgs.gov/publication/sir20175160
The water quality of the Chesapeake Bay may be adversely affected by dissolved nitrate carried in groundwater discharge to streams. To estimate the ...
Chesapeake Bay | U.S. Geological Survey - USGS.gov
www.usgs.gov/centers/virginia-and-west-virginia-water-science-center/science/science-topics/chesapeake-bay
Farmers also act as stewards of the land and water. Across the Chesapeake Bay Watershed, members of the agricultural community are volunteering to ...
Estimates of nitrate loads and yields from groundwater to streams in ...
www.usgs.gov/publications/estimates-nitrate-loads-and-yields-groundwater-streams-chesapeake-bay-watershed-based
The water quality of the Chesapeake Bay may be adversely affected by dissolved nitrate carried in groundwater discharge to streams. To estimate the ...
Occurrence of toxic contaminant mixtures in surface water and ...
www.usgs.gov/centers/chesapeake-bay-activities/science/occurrence-toxic-contaminant-mixtures-surface-water-and
To reduce nonpoint source pollution and improve water quality, BMPs are voluntarily implemented by farmers throughout the Chesapeake Bay Watershed ...