The goal of nlaR is to provide an R interface to the National Lakes Assessment data. At this point it serves either the 2007 or 2012 data (see examples below).
You can install nlaR from Github with:
Turn on automated data storage at the location returned by
rappdirs::user_data_dir()
names(dt)
#> [1] "algaltoxins" "atrazine" "bentcond" "bentmet"
#> [5] "benttaxa_wide" "chla_wide" "phytocnt" "phytotaxa_wide"
#> [9] "secchi" "topsedhg" "waterchem_wide" "wide_benthic"
#> [13] "wide_phab" "wide_phabmet" "wide_profile" "wide_siteinfo"
#> [17] "zoopcond" "zoopmets" "zooptaxa_wide"
head(dt$phytocnt)
#> PUBLICATION_DATE UID SAMPLE_TYPE TAXA_ID PARAMETER RESULT
#> 1 2/12/2014 6160 PHYL 4075 BIOVOLUME 219.9113
#> 2 2/12/2014 6160 PHYL 4075 DENSITY 25
#> 3 2/12/2014 6160 PHYL 4075 INITIAL_VOLUME 1080
#> 4 2/12/2014 6160 PHYL 4095 SUBSAMPLE_VOLUME 200
#> 5 2/12/2014 6160 PHYL 4095 VOLUME_COUNTED 10
#> 6 2/12/2014 6160 PHYL 4095 TOTAL_AREA 283.5287See vignettes.
Stoddard, J.L., Van Sickle, J., Herlihy, A.T., Brahney, J., Paulsen, S., Peck, D.V., Mitchell, R. and Pollard, A.I., 2016. Continental-scale increase in lake and stream phosphorus: Are oligotrophic systems disappearing in the United States?. Environmental Science & Technology, 50(7), pp.3409-3415. 10.1021/acs.est.5b05950