pySPARROW

An object-oriented Python package for calculating water quality loadings using the SPARROW model

Installation

conda env create -f environment.yml
conda activate pysparrow

pip install --upgrade -e .

Usage

Data

Column name	Definition
ToComID = StringCol(16)	# COMID of catchment immediately downstream
Direction = StringCol(16)	# 709=connected; 712=net start; 713=net end; 714=coastal
NLCD_21 = FloatCol()	# ha Developed, open space
NLCD_22 = FloatCol()	# ha Developed, low-intensity
NLCD_23 = FloatCol()	# ha Developed, med-intensity
NLCD_24 = FloatCol()	# ha Developed, high-intensity
NLCD_31 = FloatCol()	# ha Barren/Transitional
NLCD_41 = FloatCol()	# ha Forest, deciduous
NLCD_42 = FloatCol()	# ha Forest, evergreen forest
NLCD_43 = FloatCol()	# ha Forest, mixed
NLCD_52 = FloatCol()	# ha Shrubland
NLCD_71 = FloatCol()	# ha Grassland
NLCD_81 = FloatCol()	# ha Pasture
NLCD_82 = FloatCol()	# ha Row Crop
AreaHa = FloatCol()	# total area of catchment (ha)
PntSrc_Kg = FloatCol()	# kg N from point sources
AtmNO3_Kg = FloatCol()	# kg N from atmospheric deposition
Fertil_rate = FloatCol()	# kg N/ha row crops in catchment
LvskWst_rate = FloatCol()	# kg N/ha pasture in catchment
SoilPerm = FloatCol()	# avg soil permeability (cm/hr)
DrainDnst = FloatCol()	# km stream/sq km catchment area
AREAWTMAT = FloatCol()	# area wtd mean temperature (�F)
MAFlowU = FloatCol()	# mean annual flow (cfs)
MAVelU = FloatCol()	# mean annual velocity (ft/s)
LengthKm = FloatCol()	# total stream length in catchment
Runoff = FloatCol()	# total runoff from catchment
InstreamLossExponent = FloatCol()	# percent loss exponent due to instream transport

Execution

Acknowledgements

Original Authors: J. Goodall, D. Bollinger, Jr., J. Fay

Original Release Date: May 23, 2010

See https://doi.org/10.1016/j.envsoft.2010.04.007