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civicmapper/peak-flow-calculator
Curve Number raster creation: handle null values in either landcover or soils datasets

For the tool that supports the creation of a curve number, have a way to handle null values in soils hydro classes and landcover classes. It s most likely we ll encounter soil layers without hydrologic ...
  • gassc
  • Opened 
    on Oct 28, 2020
  • #13

civicmapper/peak-flow-calculator
Simplify the calculator logic and de-couple from input data structures

Currently the calculator expects a 1D array of precip estimates values and a corresponding header array of the same length, where the array position in each corresponds (among other things). The values ...
  • gassc
  • 1
  • Opened 
    on Apr 30, 2019
  • #12

civicmapper/peak-flow-calculator
Parameter-ize constants in the calculator

See this TODO: https://github.com/civicmapper/peak-flow-calculator/blob/a2d180cb2e045ed6d535e61c64762c6adf70aeda/core/logic/calc.py#L114 Expose these as parameters; document what they are (referencing ...
  • gassc
  • Opened 
    on Apr 30, 2019
  • #11

civicmapper/peak-flow-calculator
Multiple rainfall scenarios in one run

Currently the script uses a single NOAA Precip table as an input. NOAA provides low, average, and high precipitation estimates, and other organizations also provide these kinds of estimates. Explore ways ...
  • gassc
  • Opened 
    on Apr 30, 2019
  • #10

civicmapper/peak-flow-calculator
Make sure all .tbx use relative path names to script

bug
  • gassc
  • Opened 
    on Apr 29, 2019
  • #9

civicmapper/peak-flow-calculator
Curve Number raster assumed to be in meters

As I ve noted the code here: https://github.com/civicmapper/peak-flow-calculator/blob/33addbd4699def0040633238f92b4af337c7ec92/core/logic/calc.py#L84 ...the equation for storage assumes the average curve ...
  • gassc
  • Opened 
    on Mar 29, 2019
  • #8

civicmapper/peak-flow-calculator
Units Conversions

We need to track unit conversions from start to finish. Original equations presume that input data had certain area/length units, and consequently had some hard-coded conversions within. We can auto-derive ...
  • gassc
  • 1
  • Opened 
    on Jan 19, 2018
  • #4

civicmapper/peak-flow-calculator
Watershed: inclusive/exclusive

Need to be able to specify the scope of the watershed function: - culvert approach : watershed delineation from input points is inclusive - downstream catchments include upstream catchments - ...
  • gassc
  • 2
  • Opened 
    on Jan 4, 2018
  • #3

civicmapper/peak-flow-calculator
Handling units

Currently we re passing in a default area conversion factor (square feet to square kilometers) in the derive_data_from_catchments function. We need to auto-derive this from the coordinate system of the ...
  • gassc
  • 1
  • Opened 
    on Jan 4, 2018
  • #2

civicmapper/peak-flow-calculator
Error with delineated watershed from multiple inputs

The peak flow calculator delineates catchments from selected inlets, on which it then derives values, yada yada, to calculate peak flow. It is delineating the correct catchment when run with on a single ...
  • gassc
  • 1
  • Opened 
    on Dec 15, 2017
  • #1
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