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# install stable version from CRAN
install.packages("nesRdata")
# install development version from Github
# install devtools if not found - install.packages("devtools")
# devtools::install_github("jsta/nesRdata", update_dependencies = TRUE)
library(nesRdata)
data(nes)
head(nes)
#> pdf pagenum storet_code state name county lake_type
#> 1 474 100 2709 MINNESOTA BIG STONE BIG STONE (MN) NATURAL
#> 2 474 101 2710 MINNESOTA BIRCH LAKE CASS NATURAL
#> 3 474 102 2711 MINNESOTA BLACKDUCK LAKE BELTRAMI NATURAL
#> 4 474 103 2712 MINNESOTA BLACKHOOF LAKE CROW WING NATURAL
#> 5 474 104 2713 MINNESOTA BUFFALO LAKE WRIGHT NATURAL
#> 6 474 105 2714 MINNESOTA CARRIGAN LAKE WRIGHT NATURAL
#> drainage_area surface_area mean_depth total_inflow retention_time
#> 1 3004.40 51.03 3.4 3.3 1.7
#> 2 NA 5.19 3.0 NA NA
#> 3 75.11 11.10 4.5 0.4 4.2
#> 4 20.72 0.74 4.4 0.1 257.0
#> 5 113.96 6.11 4.4 0.6 1.4
#> 6 NA 0.66 NA NA NA
#> retention_time_units alkalinity conductivity secchi tp po4 tin tn
#> 1 years 131 800 1.0 0.159 0.126 0.335 NA
#> 2 years 106 210 2.4 0.019 0.009 0.090 NA
#> 3 years 128 243 1.7 0.038 0.019 0.195 NA
#> 4 days 103 230 1.6 0.043 0.024 0.185 NA
#> 5 years 167 395 1.0 0.209 0.160 0.795 NA
#> 6 years 185 590 0.3 1.215 0.785 0.290 NA
#> p_pnt_source_muni p_pnt_source_industrial p_pnt_source_septic p_nonpnt_source
#> 1 7696 23 213 8014
#> 2 NA NA NA NA
#> 3 676 NA NA 916
#> 4 639 NA 9 254
#> 5 4821 NA 23 1129
#> 6 NA NA NA NA
#> p_total n_pnt_source_muni n_pnt_source_industrial n_pnt_source_septic
#> 1 15946 22599 NA 8036
#> 2 NA NA NA NA
#> 3 1592 2023 NA NA
#> 4 902 1914 NA 268
#> 5 5973 10086 NA 853
#> 6 NA NA NA NA
#> n_nonpnt_source n_total p_total_out p_percent_retention
#> 1 188812 219447 15846 1
#> 2 NA NA NA NA
#> 3 27329 29351 717 55
#> 4 6522 8703 141 84
#> 5 18000 28939 3950 34
#> 6 NA NA NA NA
#> p_surface_area_loading n_total_out n_percent_retention n_surface_area_loading
#> 1 0.31 214068 2 4.3
#> 2 NA NA NA NA
#> 3 0.14 16091 45 2.6
#> 4 1.22 5075 42 11.8
#> 5 0.98 51429 NA 4.7
#> 6 NA NA NA NA
#> lat long chl
#> 1 45.30833 -96.45667 16.5
#> 2 46.93333 -94.52500 6.2
#> 3 47.73889 -94.62917 14.5
#> 4 46.47167 -94.01056 12.8
#> 5 45.17083 -93.88000 38.0
#> 6 45.05833 -93.95833 84.3
nes_get(version_id = "5", dest_folder = cache_path())
nes_versions()
<- nes_load(version_id = "5", folder = cache_path())
dt names(dt)
lapply(dt, head)
help.search("^nes$", package = "nesRdata")
We’ve tried to fix any transciption errors from the original data files but it’s difficult to catch them all. If you find any errors please open an issue or submit a pull request against the files at https://github.com/ReproducibleQM/NES
Stachelek, J., Ford, C., Kincaid, D., King, K., Miller, H. and Nagelkirk, R., 2018. The National Eutrophication Survey: lake characteristics and historical nutrient concentrations. Earth System Science Data, 10(1), pp.81-86.
These binaries (installable software) and packages are in development.
They may not be fully stable and should be used with caution. We make no claims about them.