SAMPLE_TYPE	VARIABLE	LEGAL_VALUES	DESCRIPTION
EVALVIS	INDEX_AP	Y|N|NA	Index visit for Albemarle-Pamlico Study
EVALVIS	INDEX_NCCA15		Index visit for NCCA 2015 survey - applies to both estuary and Great Lakes sites that are part of NCCA
FPLG	SAMPLE_ID		Sample ID
HYDRO	NCCA_COMMENT		NCCA Comment
CHEM	DATE_ANALYZED		Date sample analyzed by lab
CHEM	MDL		Method detection limit
CHEM	NARS_FLAG		NARS flag
CHEM	RESULT		Analytical result
CHLA	DILUTION_FACTOR		Chlorophyll dilution factor
FPLG	CONDITION_CODE		"Condition of smaple upon arrival at lab; Legal values are: OK, C, L, ML, NF, Q"
MICX	ABSORBANCE		Absorbance value
MICX	AVG_ABSORB		"Calculated average of absorbance values for a sample. Only provided for TYPE=U, KC, NC, or SC. Average value of the original sample and its duplicate (or replicates for KC and NC)."
MICX	AVG_CONC		Calculated average of concentration values for a sample. Substitute 0.15 µg/L (0.263 µg/L) for any freshwater (brackish/seawater) result recorded as <0.15 µg/L (<0.263 µg/L)
MICX	CV_ABSORB		"Calculated %CV of duplicate values of absorbance for a sample. Only calculated for TYPE=U, KC, or NC. Enter %CV. Value is between 0 and 100%."
MICX	LOCATION		"Location of well in the kit (e.g., B5 would be the fifth well from the left in the second row B)"
MICX	LOWER_RL		Lower reporting limit
MICX	R2		R2 from curve fit to the average absorbance values for the standards. Value is between 0 and 1.
MICX	UPPER_RL		Upper reporting limit
BENT	DATE_RECEIVED		Date sample received by lab.
DESIGN	PSTL_CODE		State (US) or Province (Canada) abbreviation
DESIGN	STUDY		Study name
ALGX	LAB		Lab that conducted analysis
VERIF	DATE_COL	|01|02|03|04|05|06|07|08|09|10|11|12	Date collected
VERIF	SITE_ID		Site id
VERIF	VISIT_NO	|1|2	Visit: 1/2
VERIF	YEAR		Year site visited
DESIGN	NCCA_REG	Northeast|Southeast|Gulf|West|Great Lakes|	"National Coastal Condition Assessment Region.  Northeast includes states ME, NH, MA, RI, CT, NY, NJ, MD, DE, and VA.  Southeast includes NC, SC, GA, and east coast of FL.  No missing values allowed."
	PUBLICATION_DATE		Date the dataset was published to the NARS site
	UID		Unique identifier for the site/visit
	BATCH_ID		Laboratory batch number
	SAM_CODE		Sample code (Regular/Lab duplicate/Lab split)
	ANALYTE		Analyte
	MATRIX		Material used for analysis
	SAMPLE_TYPE		Code identifying sample type
	RESULT_UNITS		Result unit
