_id	Site Ref	Collected Date Time	Collect Time	Collect Date	Collect Month	Collect Year	Collect Date (Known Accuracy)	Sample ID	Project Code	Project Site Ref	Sample Number	Collection Method	Sample Type	Depth Measurement Point	Sample Depths M	Sample Matrix	Collection Device	Collection Frequency	Data Source	Sample Comment	Security Level	Lab Sample No	Field Sample Ref	COC No	C (sol org) {DOC, DOC as NPOC} | mg/L	Cond comp 25 deg C (in situ) | uS/cm	Flow status | no units	N (sum sol org) {DON} | mg/L	N (sum sol ox) {NOx-N, TON} | mg/L	N (tot kjel) {TKN} | mg/L	N (tot sol) {TN-filt} | mg/L	N (tot) {TN, pTN} | mg/L	NH3-N/NH4-N (sol) | mg/L	O - DO % | %	O - DO (in situ) | mg/L	P (tot) {TP, pTP} | mg/L	pH | no units	PO4-P (sol react) {SRP, FRP} | mg/L	Salinity | mg/L	Temperature (in situ) | deg C	TSS | mg/L