This file contains the EPA Chesapeake Bay Program measurements paramenter names and their units.
The information is obtained from CBP_1993_WQ_monitoring_guide.pdf

 Parameter Title                Parameter Name              Units

 CBP SEGMENT DESIGNATION        SEGMENT                      None
 CRUISE IDENTIFIER              CRUISE                       None
 DATE OF SAMPLE COLLECTION      DATE                         None
 SAMPLE LAYER                   LAYER                        None
 PERIOD OF SAMPLING             PERIOD                       None
 PYCNOCLINE, LOWER DEPTH        PDEPTHL                      Meters
 PYCNOCLINE, UPPER DEPTH        PDEPTHU                      Meters
 REPLICATE NUMBER               REP_NUM                      None
 SAMPLE DEPTH                   SDEPTH                       Meters
 TOTAL DEPTH                    TDEPTH                       Meters
 SAMPLING STATION IDENTIFIER    STATION                      None
 SAMPLING TIME                  TIME                         HHMM
 DISSOLVED OXYGEN               DISOXY                       mg/l
 DISSOLVED OXYGEN SATURATION    DO_SAT                       mg/l
 PH                             PH                           Standard units
 SALINITY                       SALIN                        ppt
 SECCHI DISK DEPTH              SECCHI                       Meters
 SPECIFIC CONDUCTANCE           COND         
 WATER TEMPERATURE              WTEMP                        degrees Celsius
 SPECIFIC GRAVITY               SIG_T                        none
 TOTAL PHOSPHORUS               TP                           mg/l as P
 TOTAL DISSOLVED PHOSPHORUS     TDP                          mg/l as P
 PARTICULATE PHOSPHORUS         PHOSP                        mg/l as P
 INORGANIC PHOSPHORUS           PO4F and DIP                 mg/l as P
 DISSOLVED ORGANIC PHOSPHORUS   DOP                          mg/l as P
 TOTAL NITROGEN                 TN                           mg/l as N
 TOTAL DISSOLVED NITROGEN       TDN                          mg/l as N
 PARTICULATE NITROGEN           PON                          mg/l as N
 TOTAL KJELDAHL NITROGEN,
       WHOLE AND FILTERED       TKNW and TKNF                mg/l as N
 NITRITE, FILTERED              NO2                          mg/l as N
 AMMONIUM, FILTERED             NH4                          mg/l as N
 DISSOLVED INORGANIC NITROGEN   DIN                          mg/l as N
 DISSOLVED ORGANIC NITROGEN     DON                          mg/l as N
 TOTAL ORGANIC NITROGEN         TON                          mg/l as N
 TOTAL ORGANIC CARBON           TOC                          mg/l as C
 DISSOLVED ORGANIC CARBON       DOC                          mg/l as C
 PARTICULATE CARBON             POC                          mg/l as C
 SILICA, FILTERED               SI                           mg/l as SI
 TOTAL SUSPENDED SOLIDS         TSS                          mg/l
 SPECTROPHOTOMETRIC             CHLA and PHEA                ug/l
 FLUOROMETRIC                   CHLAF and PHEAF              ug/l