http://ecosystems.mbl.edu/pie

Acceptance and utilization of PIE-LTER data requires that:

• The Principal Investigator be sent a notice stating reasons for acquiring any data and a description of the publication intentions.
• The Principal Investigator of the data set be sent a copy of the report or manuscript prior to submission and be adequately cited in any resultant publications.
• A copy of any resultant publications should be sent to:

(Principal Investigator)
Ecosystems Center;
Marine Biological Laboratory
Woods Hole, MA 02543

PLUM ISLAND ECOSYSTEM LTER DATABASE

DATA FILE: WAT-VA-StreamNutrient.txt

DOCUMENTATION FILE: WAT-VA-StreamNutrient.doc

YEAR: 1992-1993

PI: Charles Hopkinson

OTHERS: Hap Garritt, Jack Finn

BRIEF DESCRIPTION OF DATA FILE: Nutrient data set for time course rain events and various base flow samplings in 1992 and 1993 in watershed streams of the Plum Island Sound Estuary.

KEYWORDS: nutrient, loading, ammonium, nitrate, phosphate, dissolved, organic, nitrogen, carbon, phosphorus, total, chloride, sulfate, magnesium, sodium, potassium, suspended, solid, particulate, stream, flow, storm, event

SITE TYPE: Watershed

RESEARCH LOCATION:

STATION LAT LON

WAT-IP-Ipswich Dam 42.6777 70.83784

WAT-PR-Parker Dam 42.75014 70.92903

WAT-PR-Dry Forest 42.76806 70.91582

WAT-PR-Rowley Ox Pasture 42.72373 70.8787

WAT-RO-Wet Forest 42.68615 70.88464

WAT-IP-Horse Farm 42.66525 70.8147

WAT-IP-North Reading 42.55119 71.09597

WAT-IP-Burlington 42.52203 71.18585

EXPERIMENTAL DESIGN AND METHODS:

NOTES AND COMMENTS:

VARIABLE DESCRIPTION:

DATE = date (dd-mmm-yyyy)

STATION = station name

STATE X = x coordinates (meters) in MA state plane NAD 83

STATE Y = y coordinates (meters) in MA state plane NAD 83

LAT = Latitude in NAD 83 geographic coordinates (decimal degrees)

LON = Longitude in NAD 83 geographic coordinates (decimal degrees)

CATEGORY = type of flow (BASE = base flow; EVENT = storm event)

TIME = time of sampling

FLOW = stream discharge (L d^-1)

NO3 = nitrate + nitrite (µM)

NH4 = ammonium (µM)

PO4 = soluble reactive phosphorus (µM)

TDN = total dissolved nitrogen (µM)

DON = dissolved organic nitrogen (µM)

TDP = total dissolved phosphorus (µM)

DOP = dissolved organic phosphorus (µM)

DOC = dissolved organic carbon (µM)

SS = suspended solids (mg L^-1)

POC = particulate organic carbon (µM)

PON = particulate organic nitrogen (µM)

Cl = chloride (µM)

SO4 = sulfate (µM)

Na = sodium (µM)

K = potassium (µM)

Ca = calcium (µM)

Mg = magnesium (µM)

CALCULATIONS:

FOR MORE INFORMATION, CONTACT:

Hap Garritt

OTHER DATA FILES TO REFERENCE:

REFERENCE CITATIONS:

DATA AVAILABILITY STATUS:

Type 3

ARCHIVE INFORMATION:

Date of entry: July 21, 2000

Data entered by: N. Weston

Comments: