diff --git a/R/readNWISpCode.r b/R/readNWISpCode.r
index 73a82ac13cf06c4f555cefa2e990d34021e7e2a7..416fa19f759c3e52eef228193ce97612dfef87b7 100644
--- a/R/readNWISpCode.r
+++ b/R/readNWISpCode.r
@@ -5,7 +5,18 @@
 #'
 #' @param parameterCd character of USGS parameter codes.  This is usually an 5 digit number.
 #' @keywords data import USGS web service
-#' @return parameterData dataframe with all information from the USGS about the particular parameter (usually code, name, short name, units, and CAS registry numbers)
+#' @return parameterData data frame with all information from the USGS about the particular parameter.
+#' 
+#' \tabular{lll}{
+#'   Name \tab Type \tab Description\cr
+#'   parameter_cd \tab character \tab 5-digit USGS parameter code \cr
+#'   parameter_group_nm \tab character \tab USGS parameter group name\cr
+#'   parameter_nm \tab character \tab USGS parameter name\cr
+#'   casrn \tab character \tab Chemical Abstracts Service (CAS) Registry Number\cr
+#'   srsname \tab character \tab Substance Registry Services Name\cr
+#'   parameter_units \tab character \tab Parameter units\cr
+#' }
+#' 
 #' @export
 #' @examples
 #' # These examples require an internet connection to run
diff --git a/R/tabbedDataRetrievals.R b/R/tabbedDataRetrievals.R
index 7c63acf4dcda39ee968d316b87908b078db9d79d..003bfe8acfbe82797635f0b7fa8bb05c6cdf09e9 100644
--- a/R/tabbedDataRetrievals.R
+++ b/R/tabbedDataRetrievals.R
@@ -32,8 +32,23 @@ NULL
 #' format=rdb&show=parameter_group_nm&show=parameter_nm&show=casrn&show=srsname&show=parameter_units}
 #'
 #' @name parameterCdFile
+#' @return parameterData data frame with information about USGS parameters.
+#' 
+#' \tabular{lll}{
+#'   Name \tab Type \tab Description\cr
+#'   parameter_cd \tab character \tab 5-digit USGS parameter code \cr
+#'   parameter_group_nm \tab character \tab USGS parameter group name\cr
+#'   parameter_nm \tab character \tab USGS parameter name\cr
+#'   casrn \tab character \tab Chemical Abstracts Service (CAS) Registry Number\cr
+#'   srsname \tab character \tab Substance Registry Services Name\cr
+#'   parameter_units \tab character \tab Parameter units\cr
+#' }
+#' 
 #' @docType data
 #' @keywords USGS parameterCd
+#' @examples
+#' parameterCdFile <- parameterCdFile
+#' dischargeInfo <- parameterCdFile[parameterCdFile$parameter_cd=="00060",]
 NULL
 
 #' Data to convert USGS parameter code to characteristic names
@@ -42,6 +57,26 @@ NULL
 #' \url{http://www.waterqualitydata.us/public_srsnames?mimeType=json}.
 #'
 #' @name pCodeToName
+#' @return pCodeToName data frame with information about USGS parameters and how they
+#' relate to characteristic names (useful for WQP requests).
+#' 
+#' \tabular{lll}{
+#'   Name \tab Type \tab Description\cr
+#'   parm_cd \tab character \tab 5-digit USGS parameter code \cr
+#'   description \tab character \tab Parameter description\cr
+#'   characteristicname \tab character \tab Characteristic Name \cr
+#'   measureunitcode \tab character \tab Parameter units\cr
+#'   resultsamplefraction \tab character \tab Result sample fraction text\cr
+#'   resulttemperaturebasis \tab character \tab Temperature basis information\cr
+#'   resultstatisticalbasis \tab character \tab Statistical basis\cr
+#'   resulttimebasis \tab character \tab Time basis\cr
+#'   resultweightbasis \tab character \tab Weight basis\cr
+#'   resultparticlesizebasis \tab character \tab Particle size basis\cr
+#'   last_rev_dt \tab character \tab Latest revision of information\cr
+#' }
 #' @docType data
 #' @keywords USGS parameterCd
+#' @examples
+#' pCodeToName <- pCodeToName
+#' dischargeInfo <- pCodeToName[pCodeToName$parm_cd=="00060",]
 NULL
diff --git a/man/pCodeToName.Rd b/man/pCodeToName.Rd
index 6c52a0168f329154ecdf304a1246c7b39990d5da..736284dac0add9d1846ac70b7c7fe87bd44d7ed3 100644
--- a/man/pCodeToName.Rd
+++ b/man/pCodeToName.Rd
@@ -3,10 +3,33 @@
 \name{pCodeToName}
 \alias{pCodeToName}
 \title{Data to convert USGS parameter code to characteristic names}
+\value{
+pCodeToName data frame with information about USGS parameters and how they
+relate to characteristic names (useful for WQP requests).
+
+\tabular{lll}{
+  Name \tab Type \tab Description\cr
+  parm_cd \tab character \tab 5-digit USGS parameter code \cr
+  description \tab character \tab Parameter description\cr
+  characteristicname \tab character \tab Characteristic Name \cr
+  measureunitcode \tab character \tab Parameter units\cr
+  resultsamplefraction \tab character \tab Result sample fraction text\cr
+  resulttemperaturebasis \tab character \tab Temperature basis information\cr
+  resultstatisticalbasis \tab character \tab Statistical basis\cr
+  resulttimebasis \tab character \tab Time basis\cr
+  resultweightbasis \tab character \tab Weight basis\cr
+  resultparticlesizebasis \tab character \tab Particle size basis\cr
+  last_rev_dt \tab character \tab Latest revision of information\cr
+}
+}
 \description{
 Data pulled from Water Quality Portal on November 25, 2014. The data was pulled from
 \url{http://www.waterqualitydata.us/public_srsnames?mimeType=json}.
 }
+\examples{
+pCodeToName <- pCodeToName
+dischargeInfo <- pCodeToName[pCodeToName$parm_cd=="00060",]
+}
 \keyword{USGS}
 \keyword{parameterCd}
 
diff --git a/man/parameterCdFile.Rd b/man/parameterCdFile.Rd
index 0a75b0552ab5df4b1c7ec75b13b3c7d98cd871ae..4052d274888c8c77bd6628e592441bb4127da87d 100644
--- a/man/parameterCdFile.Rd
+++ b/man/parameterCdFile.Rd
@@ -3,11 +3,28 @@
 \name{parameterCdFile}
 \alias{parameterCdFile}
 \title{List of USGS parameter codes}
+\value{
+parameterData data frame with information about USGS parameters.
+
+\tabular{lll}{
+  Name \tab Type \tab Description\cr
+  parameter_cd \tab character \tab 5-digit USGS parameter code \cr
+  parameter_group_nm \tab character \tab USGS parameter group name\cr
+  parameter_nm \tab character \tab USGS parameter name\cr
+  casrn \tab character \tab Chemical Abstracts Service (CAS) Registry Number\cr
+  srsname \tab character \tab Substance Registry Services Name\cr
+  parameter_units \tab character \tab Parameter units\cr
+}
+}
 \description{
 Complete list of USGS parameter codes as of November 7, 2014. The data was pulled from
 \url{http://nwis.waterdata.usgs.gov/nwis/pmcodes/pmcodes?radio_pm_search=param_group&pm_group=All+--+include+all+parameter+groups&
 format=rdb&show=parameter_group_nm&show=parameter_nm&show=casrn&show=srsname&show=parameter_units}
 }
+\examples{
+parameterCdFile <- parameterCdFile
+dischargeInfo <- parameterCdFile[parameterCdFile$parameter_cd=="00060",]
+}
 \keyword{USGS}
 \keyword{parameterCd}
 
diff --git a/man/readNWISpCode.Rd b/man/readNWISpCode.Rd
index 8ae5a668d8be2798f4fec57ce211fa15e0db2447..4025c6b5d7b45ae31c52b72be30f0e67a83b948c 100644
--- a/man/readNWISpCode.Rd
+++ b/man/readNWISpCode.Rd
@@ -9,7 +9,17 @@ readNWISpCode(parameterCd)
 \item{parameterCd}{character of USGS parameter codes.  This is usually an 5 digit number.}
 }
 \value{
-parameterData dataframe with all information from the USGS about the particular parameter (usually code, name, short name, units, and CAS registry numbers)
+parameterData data frame with all information from the USGS about the particular parameter.
+
+\tabular{lll}{
+  Name \tab Type \tab Description\cr
+  parameter_cd \tab character \tab 5-digit USGS parameter code \cr
+  parameter_group_nm \tab character \tab USGS parameter group name\cr
+  parameter_nm \tab character \tab USGS parameter name\cr
+  casrn \tab character \tab Chemical Abstracts Service (CAS) Registry Number\cr
+  srsname \tab character \tab Substance Registry Services Name\cr
+  parameter_units \tab character \tab Parameter units\cr
+}
 }
 \description{
 Imports data from NWIS about meaured parameter based on user-supplied parameter code.
diff --git a/man/readNWISqw.Rd b/man/readNWISqw.Rd
index 1893caf7a14575c1cd34d3f6e447bc9241961b4c..b63ee7b7dc196bbc588bd3af5bfb05522a4e1eb5 100644
--- a/man/readNWISqw.Rd
+++ b/man/readNWISqw.Rd
@@ -21,7 +21,8 @@ retrieval for the latest possible record.}
 remark_cd (remark code), result_va (result value), val_qual_tx (result value qualifier code), meth_cd (method code),
 dqi_cd (data-quality indicator code), rpt_lev_va (reporting level), and rpt_lev_cd (reporting level type).}
 
-\item{reshape}{logical. Will reshape the data if TRUE (default)}
+\item{reshape}{logical. Will reshape the data to a wide format if TRUE (default is FALSE). This is only
+available for 'expanded' data.}
 
 \item{tz}{character to set timezone attribute of datetime. Default is an empty quote, which converts the
 datetimes to UTC (properly accounting for daylight savings times based on the data's provided tz_cd column).
diff --git a/man/readNWISrating.Rd b/man/readNWISrating.Rd
index 6a7a9608b7e6ca2e33e60e80f163037e55ad968c..c4390e4690ecc30687862e3eedc7cea765b83c9d 100644
--- a/man/readNWISrating.Rd
+++ b/man/readNWISrating.Rd
@@ -21,6 +21,16 @@ columns are INDEP, typically the gage height, in feet; CORR, the correction
 for that value; and CORRINDEP, the corrected value for CORR.\cr
 If \code{type} is "base," then the data frame has an attribute called "RATING"
 that describes the rating curve is included.
+
+There are also several useful attributes attached to the data frame:
+\tabular{lll}{
+Name \tab Type \tab Description \cr
+url \tab character \tab The url used to generate the data \cr
+queryTime \tab POSIXct \tab The time the data was returned \cr
+comment \tab character \tab Header comments from the RDB file \cr
+siteInfo \tab data.frame \tab A data frame containing information on the requested sites \cr
+RATING \tab character \tab Rating information \cr
+}
 }
 \description{
 Reads current rating table for an active USGS streamgage from NWISweb.