CF004

Attributes in entity 1: Hyporheic and stream water chemistry of McRae Creek		Details
1. DBCODE Definition: FSDB Database code Domain: enum
2. ENTITY Definition: Entity number Units: number Domain: range (minimum = 1.  maximum = 1.)
3. CCAL_ID Definition: Unique sample id number from the ccal lab Units: number Domain: range (minimum = 101.  maximum = 899.)
4. DUPLICATE Definition: Duplicated lab analysis for qa/qc Domain: enum
5. FLAG Definition: Special collection - see comments in supplemental information Domain: freetext
6. FIELD_ID Definition: Number assigned in the field to the sample Units: number Domain: range (minimum = 1.  maximum = 1275.)
7. DATE_TIME Definition: Date and time of sample collection Units: date as datetime type Domain: range (minimum = Sep 14 1989 7:30AM  maximum = Mar 25 1993 12:38PM)
8. E_TIME Definition: Elapsed time (in years) since beginning of the study where 0.000000 is 1 jan 1989. Units: year (yyyy) Domain: range (minimum = 0.7000  maximum = 4.2400)
9. LOCATE Definition: Location of sample collection Domain: enum
10. H2ODEPTH Definition: Depth of water, measured from top of well, or height of water in stream Units: centimeters Domain: range (minimum = 0.53  maximum = 274.10)
11. H2OELEV Definition: Elevation of water table or stream stage where all locations are measured relative to arbitrarily lcocated benchmark. gives true elev dif btwn sites. Units: centimeters Domain: range (minimum = -310.2  maximum = 612.4)
12. LANDFORM Definition: Landform within the study site where samples were located Domain: enum
13. SEASON Definition: Season of year Domain: enum
14. FLOINDEX Definition: State of stream hydrograph at time of sample collection Domain: enum
15. TEMP Definition: Temperature of water at time of collection Units: degrees Celsius Domain: range (minimum = 4.2  maximum = 14.7)
16. OXYGEN Definition: Dissolved oxygen concentration in water at time of collection Units: milligrams per liter Domain: range (minimum = 1.0  maximum = 12.1)
17. TURBID Definition: Denotes turbid samples after filtering Domain: enum
18. COLOR Definition: Denotes colored (not clear or turbid) samples after filtering Domain: enum
19. SEDIMENT Definition: Ranking of amount of sediment left on filter paper after filtering the sample through whatman gf/c filter Domain: enum
20. TKN Definition: Total kjeldahl nitrogen concentration Units: milligrams per liter Domain: range (minimum = 0.000  maximum = 0.450)
21. NH4 Definition: Amonium concentration (may include nh3 if present in sample) Units: milligrams per liter Domain: range (minimum = 0.000  maximum = 0.743)
22. NO3 Definition: Nitrate concentration Units: milligrams per liter Domain: range (minimum = 0.000  maximum = 0.637)
23. DON Definition: Dissolved organic nitrogen concentration calculated by difference between tkn and nh4 Units: milligrams per liter Domain: range (minimum = 0.000  maximum = 0.131)
24. TOTALN Definition: Total dissolved nitrogen calculated by sum of nh4, no3, and don Units: milligrams per liter Domain: range (minimum = 0.000  maximum = 0.452)