diff --git a/NAMESPACE b/NAMESPACE
index 6f759704bc0462ec8347309037235671beacac6f..35aff21d1b6fc7d5b2b39ad396078454113f1b9b 100644
--- a/NAMESPACE
+++ b/NAMESPACE
@@ -2,17 +2,6 @@
 
 export(constructNWISURL)
 export(constructWQPURL)
-export(getNWISData)
-export(getNWISDataAvailability)
-export(getNWISPcodeInfo)
-export(getNWISSiteInfo)
-export(getNWISSites)
-export(getNWISdvData)
-export(getNWISqwData)
-export(getNWISunitData)
-export(getWQPData)
-export(getWQPSites)
-export(getWQPqwData)
 export(importRDB1)
 export(importWQP)
 export(importWaterML1)
diff --git a/NEWS b/NEWS
index 4730eb040b2c1a6edf6efd2e823c9b4f9e87d944..0b199d2b90776c93a32738a4e7025b749fd713ba 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,10 @@
+dataRetrieval 2.0.1
+===========
+* Removed deprecated functions.
+* Added siteInfo and variableInfo dataframe attributes to all data retrival functions
+* Improved help files
+* Added data file (pCodeToName) that shows the association of USGS parameter code to characteristicName
+
 dataRetrieval 2.0.0
 ===========
 * Overhaul of function names based on initial user feedback
diff --git a/R/deprecatedFunctions.R b/R/deprecatedFunctions.R
deleted file mode 100644
index 61167e184649112c421d2bdd683c73a72b89c717..0000000000000000000000000000000000000000
--- a/R/deprecatedFunctions.R
+++ /dev/null
@@ -1,81 +0,0 @@
-#' @rdname whatNWISsites
-#' @export
-getNWISSites<- function(...){
-  message("This function is being deprecated. Please use whatNWISsites in the future.")
-  whatNWISsites(...)
-}
-
-#' @rdname whatNWISdata
-#' @export
-getNWISDataAvailability <- function(siteNumbers,service=c("uv","dv","qw")){
-  message("This function is being deprecated. Please use whatNWISdata in the future.")
-  whatNWISdata(siteNumbers, service=service)
-}
-
-
-#' @rdname whatWQPsites
-#' @export
-getWQPSites<- function(...){
-  message("This function is being deprecated. Please use whatWQPsites in the future.")
-  whatWQPsites(...)
-}
-
-#' @rdname readNWISsite
-#' @export
-getNWISSiteInfo<- function(siteNumbers){
-  message("This function is being deprecated. Please use readNWISsite in the future.")
-  readNWISsite(siteNumbers)
-}
-
-#' @rdname readNWISpCode
-#' @export
-getNWISPcodeInfo<- function(parameterCd){
-  message("This function is being deprecated. Please use readNWISpCode in the future.")
-  readNWISpCode(parameterCd)
-}
-
-#' @rdname readNWISdata
-#' @export
-getNWISData<- function(service="dv", ...){
-  message("This function is being deprecated. Please use readNWISdata in the future.")
-  readNWISdata(service=service, ...)
-}
-
-#' @rdname readNWISdv
-#' @export
-getNWISdvData<- function(siteNumber,parameterCd,startDate="",endDate="",statCd="00003"){
-  message("This function is being deprecated. Please use readNWISdv in the future.")
-  readNWISdv(siteNumber,parameterCd,startDate,endDate,statCd)
-}
-
-#' @rdname readNWISuv
-#' @export
-getNWISunitData<- function(siteNumbers,parameterCd,startDate="",endDate="", tz=""){
-  message("This function is being deprecated. Please use readNWISuv in the future.")
-  readNWISuv(siteNumbers,parameterCd,startDate,endDate, tz)
-}
-
-#' @rdname readNWISqw
-#' @export
-getNWISqwData<- function(siteNumber,pCodes,startDate="",endDate="",
-                         expanded=FALSE,reshape=TRUE,tz=""){
-  message("This function is being deprecated. Please use readNWISqw in the future.")
-  readNWISqw(siteNumber,pCodes,startDate,endDate,
-             expanded,reshape,tz)
-}
-
-#' @rdname readWQPqw
-#' @export
-getWQPqwData<- function(siteNumber,parameterCd,startDate="",endDate=""){
-  message("This function is being deprecated. Please use readWQPqw in the future.")
-  readWQPqw(siteNumber,parameterCd,startDate,endDate)
-}
-
-#' @rdname readWQPdata
-#' @export
-getWQPData<- function(...){
-  message("This function is being deprecated. Please use readWQPdata in the future.")
-  readWQPdata(...)
-}
-
-
diff --git a/R/tabbedDataRetrievals.R b/R/tabbedDataRetrievals.R
index 9bfb4c755a54359e25dd3086fd541c0a46ab2203..38e79cf6d415a427e639b8dd59147fd1ef4e28fd 100644
--- a/R/tabbedDataRetrievals.R
+++ b/R/tabbedDataRetrievals.R
@@ -14,7 +14,9 @@
 #' LazyLoad: \tab yes\cr
 #' }
 #'
-#' Retrieval functions for USGS and EPA hydrologic and water quality data
+#' Retrieval functions for USGS and EPA hydrologic and water quality data. 
+#' 
+#' Please see \url{http://pubs.usgs.gov/tm/04/a10/} for more information.
 #'
 #' @name dataRetrieval-package
 #' @docType package
diff --git a/README.md b/README.md
index b61e5deb510093d9abc69f818a56fdbe35acdae1..569af5d2e0bd365ecdc54e6e566e45e365b17b3c 100644
--- a/README.md
+++ b/README.md
@@ -18,35 +18,29 @@ Web service retrieval functions:
 
 |Function | Inputs | Description | 
 | -------------| ------------------------|:-------------|
-|`readNWISdata` | `...`, service | NWIS data using user-specified queries |
-|`readNWISdv` | `Common 3`, parameter code, statCd | NWIS daily data with `Common` query |
-|`readNWISqw` | `Common 3`, parameter code, expanded | NWIS water quality data with `Common` query |
-|`readNWISuv` | `Common 3`, parameter code | NWIS instantaneous data with `Common` query |
-|`readNWISpCode` | parameterCd | NWIS parameter code information |
+|`readNWISdata` | `...`, `service` | NWIS data using user-specified queries |
+|`readNWISdv` | `Common 3`, `parameterCd`, `statCd` | NWIS daily data with `Common` query |
+|`readNWISqw` | `Common 3`, `parameterCd`, `expanded` | NWIS water quality data with `Common` query |
+|`readNWISuv` | `Common 3`, `parameterCd` | NWIS instantaneous data with `Common` query |
+|`readNWISpCode` | `parameterCd` | NWIS parameter code information |
 |`readNWISgwl` | `Common 3` | NWIS groundwater level data with `Common` query |
 |`readNWISpeak` | `Common 3` | NWIS peak flow data with `Common` query |
 |`readNWISmeas` | `Common 3` | NWIS surface-water measurement data with `Common` query |
-|`readNWISrating` | siteNumber, type | NWIS rating table for an active USGS streamgage |
-|`readNWISsite` | siteNumber | NWIS site information |
+|`readNWISrating` | `siteNumber`, `type` | NWIS rating table for an active USGS streamgage |
+|`readNWISsite` | `siteNumber` | NWIS site information |
 |`whatNWISsites` | `...` | NWIS site search using user-specified queries |
-|`whatNWISdata` | siteNumber, service | NWIS data availability, including period of record and count |
+|`whatNWISdata` | `siteNumber`, `service` | NWIS data availability, including period of record and count |
 |`readWQPdata` | `...` | WQP data using user-specified queries |
 |`readWQPqw` | `Common 3` | WQP data with `Common 3` query and either parameter code or characteristic name|
 |`whatWQPsites` | `...` | WQP site search using user-specified queries |
 
 * `Common 3` = siteNumber, startDate, endDate
 
-Moving `EGRET` specific functions to `EGRET` (version 2.0.0 and greater):
-
+##Reporting bugs
 
-|Information Source | Meta Data | Data |
-| -------------| -------------| ------------- |:-------------|
-|NWIS | `readNWISInfo` | `readNWISSample` |
-|  |  | `readNWISDaily` |
-| Water Quality Portal  | `readWQPInfo`| `readWQPSample` |
-| User-supplied files | `readUserInfo` | `readUserDaily`|
-| | | `readUserSample` |
+Please consider reporting bugs and asking questions on the Issues page:
 
+[https://github.com/USGS-R/dataRetrieval/issues](https://github.com/USGS-R/dataRetrieval/issues)
 
 
 ##Subscribe
@@ -55,11 +49,7 @@ egret_comments@usgs.gov
 
 Additionally, to subscribe to an email list concerning updates to these R packages, please send a request to egret_comments@usgs.gov.
 
-##Reporting bugs
 
-Please consider reporting bugs and asking questions on the Issues page:
-
-[https://github.com/USGS-R/dataRetrieval/issues](https://github.com/USGS-R/dataRetrieval/issues)
 
 ##Package Installation
 To install the dataRetrieval package, you must be using R 3.0 or greater and run the following command:
@@ -69,10 +59,27 @@ To install the dataRetrieval package, you must be using R 3.0 or greater and run
 
 ##Version updates
 ---------------
+###dataRetrieval 2.0.1
+* Improved help files and vignette documentation
+* Added siteInfo and variableInfo attributes to returned data frames
+* Removed any obsolete functions
+
 
 ###dataRetrieval 2.0.0
 
-* Changing naming convention. Migrated `EGRET` specific retrievals to `EGRET`
+* Changing naming convention. Migrated `EGRET` specific retrievals to `EGRET`:
+
+Moving `EGRET` specific functions to `EGRET` (version 2.0.0 and greater):
+
+
+|Information Source | Meta Data | Data |
+| -------------| -------------| ------------- |:-------------|
+|NWIS | `readNWISInfo` | `readNWISSample` |
+|  |  | `readNWISDaily` |
+| Water Quality Portal  | `readWQPInfo`| `readWQPSample` |
+| User-supplied files | `readUserInfo` | `readUserDaily`|
+| | | `readUserSample` |
+
 * Added back WaterML2 parsing tool
 * Added specific groundwater, rating, peak, and surfacewater measurement functions
 * Attached metadata attributes to returned dataframes
diff --git a/man/dataRetrieval-package.Rd b/man/dataRetrieval-package.Rd
index 4bb467bdd366b0b25996548c75a5797efabf219c..e53bf225fafa39a45c69dd7eeeb6ffd23b15b920 100644
--- a/man/dataRetrieval-package.Rd
+++ b/man/dataRetrieval-package.Rd
@@ -19,7 +19,9 @@ LazyLoad: \tab yes\cr
 }
 }
 \details{
-Retrieval functions for USGS and EPA hydrologic and water quality data
+Retrieval functions for USGS and EPA hydrologic and water quality data.
+
+Please see \url{http://pubs.usgs.gov/tm/04/a10/} for more information.
 }
 \author{
 Robert M. Hirsch \email{rhirsch@usgs.gov}, Laura De Cicco \email{ldecicco@usgs.gov}
diff --git a/man/readNWISdata.Rd b/man/readNWISdata.Rd
index bdb0ca86983ea8e5a0bdfee345bcfbc33cd005b6..f9cfe9eab997a17be4cae20dedef719840e15efa 100644
--- a/man/readNWISdata.Rd
+++ b/man/readNWISdata.Rd
@@ -1,11 +1,8 @@
 % Generated by roxygen2 (4.0.2): do not edit by hand
-\name{getNWISData}
-\alias{getNWISData}
+\name{readNWISdata}
 \alias{readNWISdata}
 \title{General Data Import from NWIS}
 \usage{
-getNWISData(service = "dv", ...)
-
 readNWISdata(service = "dv", ...)
 }
 \arguments{
diff --git a/man/readNWISdv.Rd b/man/readNWISdv.Rd
index 5d60864b046eb7e2bd7a8ad1c6a32ad89a0d19de..54b67f21f0d3da6fdd316a14868eb05a73d234a4 100644
--- a/man/readNWISdv.Rd
+++ b/man/readNWISdv.Rd
@@ -1,12 +1,8 @@
 % Generated by roxygen2 (4.0.2): do not edit by hand
-\name{getNWISdvData}
-\alias{getNWISdvData}
+\name{readNWISdv}
 \alias{readNWISdv}
 \title{Raw Data Import for USGS NWIS Data}
 \usage{
-getNWISdvData(siteNumber, parameterCd, startDate = "", endDate = "",
-  statCd = "00003")
-
 readNWISdv(siteNumber, parameterCd, startDate = "", endDate = "",
   statCd = "00003")
 }
diff --git a/man/readNWISpCode.Rd b/man/readNWISpCode.Rd
index 0179c392874a97503f5a470cac62b038081b00ca..8ae5a668d8be2798f4fec57ce211fa15e0db2447 100644
--- a/man/readNWISpCode.Rd
+++ b/man/readNWISpCode.Rd
@@ -1,11 +1,8 @@
 % Generated by roxygen2 (4.0.2): do not edit by hand
-\name{getNWISPcodeInfo}
-\alias{getNWISPcodeInfo}
+\name{readNWISpCode}
 \alias{readNWISpCode}
 \title{USGS Parameter Data Retrieval}
 \usage{
-getNWISPcodeInfo(parameterCd)
-
 readNWISpCode(parameterCd)
 }
 \arguments{
diff --git a/man/readNWISqw.Rd b/man/readNWISqw.Rd
index 71264b87b1ea0a4637b1dafd44204d8e43702dc2..8d550027c5d12fdf185c2bfb08e98b5370558f11 100644
--- a/man/readNWISqw.Rd
+++ b/man/readNWISqw.Rd
@@ -1,12 +1,8 @@
 % Generated by roxygen2 (4.0.2): do not edit by hand
-\name{getNWISqwData}
-\alias{getNWISqwData}
+\name{readNWISqw}
 \alias{readNWISqw}
 \title{Raw Data Import for USGS NWIS QW Data}
 \usage{
-getNWISqwData(siteNumber, pCodes, startDate = "", endDate = "",
-  expanded = FALSE, reshape = TRUE, tz = "")
-
 readNWISqw(siteNumber, pCodes, startDate = "", endDate = "",
   expanded = FALSE, reshape = TRUE, tz = "")
 }
diff --git a/man/readNWISsite.Rd b/man/readNWISsite.Rd
index b0326ecf028d56b9d919050df5a890ac0bf5a1a5..fffc3dcbb55d8fe9d4fbbf97d12dab0b9a94bd46 100644
--- a/man/readNWISsite.Rd
+++ b/man/readNWISsite.Rd
@@ -1,11 +1,8 @@
 % Generated by roxygen2 (4.0.2): do not edit by hand
-\name{getNWISSiteInfo}
-\alias{getNWISSiteInfo}
+\name{readNWISsite}
 \alias{readNWISsite}
 \title{USGS Site File Data Retrieval}
 \usage{
-getNWISSiteInfo(siteNumbers)
-
 readNWISsite(siteNumbers)
 }
 \arguments{
diff --git a/man/readNWISuv.Rd b/man/readNWISuv.Rd
index d78dee06997b0cc9d7fbd06fd08ccb472d5a4055..900ebb0ebd730a674ff87dfbc1b4ace5a9088ee2 100644
--- a/man/readNWISuv.Rd
+++ b/man/readNWISuv.Rd
@@ -1,12 +1,8 @@
 % Generated by roxygen2 (4.0.2): do not edit by hand
-\name{getNWISunitData}
-\alias{getNWISunitData}
+\name{readNWISuv}
 \alias{readNWISuv}
 \title{Raw Data Import for Instantaneous USGS NWIS Data}
 \usage{
-getNWISunitData(siteNumbers, parameterCd, startDate = "", endDate = "",
-  tz = "")
-
 readNWISuv(siteNumbers, parameterCd, startDate = "", endDate = "",
   tz = "")
 }
diff --git a/man/readWQPdata.Rd b/man/readWQPdata.Rd
index ac1b780f842ffa02074bb28ade126dd05d2a7216..1896c1bda8ddf10c0607893d75d0c0ee7e25039a 100644
--- a/man/readWQPdata.Rd
+++ b/man/readWQPdata.Rd
@@ -1,11 +1,8 @@
 % Generated by roxygen2 (4.0.2): do not edit by hand
-\name{getWQPData}
-\alias{getWQPData}
+\name{readWQPdata}
 \alias{readWQPdata}
 \title{General Data Import from Water Quality Portal}
 \usage{
-getWQPData(...)
-
 readWQPdata(...)
 }
 \arguments{
diff --git a/man/readWQPqw.Rd b/man/readWQPqw.Rd
index 5cf0fdfa82d517b29d55af557ef87cc3795b9d26..fcf45a26dc95e8b998018025f1b039d5ba9a4854 100644
--- a/man/readWQPqw.Rd
+++ b/man/readWQPqw.Rd
@@ -1,11 +1,8 @@
 % Generated by roxygen2 (4.0.2): do not edit by hand
-\name{getWQPqwData}
-\alias{getWQPqwData}
+\name{readWQPqw}
 \alias{readWQPqw}
 \title{Raw Data Import for Water Quality Portal}
 \usage{
-getWQPqwData(siteNumber, parameterCd, startDate = "", endDate = "")
-
 readWQPqw(siteNumber, parameterCd, startDate = "", endDate = "")
 }
 \arguments{
diff --git a/man/whatNWISData.Rd b/man/whatNWISData.Rd
index 577e3e012f0ee6ef17c6d880d4719f8d40981c26..4675f19b375ccb9714c70fbb2e71d14e1b3e34ad 100644
--- a/man/whatNWISData.Rd
+++ b/man/whatNWISData.Rd
@@ -1,11 +1,8 @@
 % Generated by roxygen2 (4.0.2): do not edit by hand
-\name{getNWISDataAvailability}
-\alias{getNWISDataAvailability}
+\name{whatNWISdata}
 \alias{whatNWISdata}
 \title{USGS data availability}
 \usage{
-getNWISDataAvailability(siteNumbers, service = c("uv", "dv", "qw"))
-
 whatNWISdata(siteNumbers, service = "all", parameterCd = "all",
   statCd = "all")
 }
diff --git a/man/whatNWISsites.Rd b/man/whatNWISsites.Rd
index 0b6f918742f1f71995cbdc0e67c808c3aa7987b7..6f94628446bf3bc006aebced597ae0fde9a3cf5b 100644
--- a/man/whatNWISsites.Rd
+++ b/man/whatNWISsites.Rd
@@ -1,11 +1,8 @@
 % Generated by roxygen2 (4.0.2): do not edit by hand
-\name{getNWISSites}
-\alias{getNWISSites}
+\name{whatNWISsites}
 \alias{whatNWISsites}
 \title{Site Data Import from NWIS}
 \usage{
-getNWISSites(...)
-
 whatNWISsites(...)
 }
 \arguments{
diff --git a/man/whatWQPsites.Rd b/man/whatWQPsites.Rd
index 65adf0834315f97ff79c19653af3292a7260a5ba..9875d419d2af453b6710267b5b8a3340b21932ce 100644
--- a/man/whatWQPsites.Rd
+++ b/man/whatWQPsites.Rd
@@ -1,11 +1,8 @@
 % Generated by roxygen2 (4.0.2): do not edit by hand
-\name{getWQPSites}
-\alias{getWQPSites}
+\name{whatWQPsites}
 \alias{whatWQPsites}
 \title{Site Data Import from Water Quality Portal}
 \usage{
-getWQPSites(...)
-
 whatWQPsites(...)
 }
 \arguments{