README.md

In jsta/nsws: National Surface Water Survey

National Surface Water Survey Package

Metadata

See the eastern and western survey pages.

See also:

Landers, D.H., Overton, W.S., Linthurst, R.A. and Brakke, D.F., 1988. Eastern Lake Survey, regional estimates of lake chemistry. Environmental science & technology, 22(2), pp.128-135.

Installation

# install development version from Github
# install devtools if not found - install.packages("devtools")
devtools::install_github("jsta/nsws", update_dependencies = TRUE)

Usage

library(nsws)

Load archived package data

data(nsws)
names(nsws) # the entire western lake survey is in the wlsds4 table
#> [1] "bathym"   "elsds4"   "fasfim01" "spsfim01" "suschla"  "susfim01"
#> [7] "suszoop"  "wlsds4"

Build package data

# Download raw data

nsws_east_get(version = "1")
nsws_west_get(version = "1") # Data from both surveys are "compiled" here

# Load data from cache
dt <- nsws_load("1")

# View tables
names(dt)
#> [1] "bathym"   "elsds4"   "fasfim01" "spsfim01" "suschla"  "susfim01"
#> [7] "suszoop"  "wlsds4"
tibble::as.tibble(dt$bathym)
#> # A tibble: 129 x 14
#>    FRATE LAKE_ID LAT_DD  LITTAREA LONG_DD  MAXDPM MEANDPM RUNOFF   SAREA
#>    <fct> <fct>   <fct>      <dbl> <fct>     <dbl>   <dbl> <fct>    <dbl>
#>  1 1.2   1A1-003 43.9569     5.10 -74.9583  11.6     4.60 76.2     13.5 
#>  2 33.4  1A1-008 43.7083   266    -74.475    3.00    1.10 88.9    266   
#>  3 1.5   1A1-012 43.5875    17.3  -74.5624  12.2     3.90 88.9     42.6 
#>  4 5.4   1A1-015 44.0875    52.1  -74.0667  21.9     6.10 76.2    102   
#>  5 15.9  1A1-017 43.8333    13.0  -74.7958   4.00    2.10 76.2     20.7 
#>  6 1.8   1A1-028 44.3528    10.6  -74.4374   4.00    1.60 63.5     27.7 
#>  7 3.1   1A1-029 44.3389    21.3  -74.3792   3.40    1.50 63.5     24.8 
#>  8 0.5   1A1-033 44.2958    18.9  -74.1583  13.1     7.20 76.2    113   
#>  9 1.4   1A1-039 44.1125     3.10 -74.7639   7.60    3.10 63.5      5.90
#> 10 9.3   1A1-044 44.0417   774    -74.3666  13.7     3.30 63.5   1627   
#> # ... with 119 more rows, and 5 more variables: SHORLN <dbl>,
#> #   SHRDEV <dbl>, VOLDV <dbl>, VOLUME <dbl>, WAREA <dbl>

jsta/nsws documentation built on May 3, 2019, 7:06 p.m.