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CF003

Attributes in entity 1: Proportional stream water sample nutrient concentrations

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1. DBCODE
Definition: Database code CF003
Domain: enum
2. ENTITY
Definition: Entity number
Units: number
Domain: range (minimum = 1.  maximum = 1.)
3. SITECODE
Definition: Gaging station site code
Domain: place
4. WATERYEAR
Definition: Water year of sample or annual summary (October-September)
Units: number
Domain: range (minimum = 1970.  maximum = 1982.)
5. DATE_TIME
Definition: Collection date and time (PST) of the stream water sample - sample collected proportionally to streamflow from the previous sample date and time. Assume beginning date of first sample period for each collector is October 1st.
Units: date as datetime type
Domain: range (minimum = Oct 6 1969 12:00PM  maximum = Oct 1 1982 12:00AM)
6. LABNO
Definition: Lab number code for sample
Domain: freetext
7. TYPE
Definition: Sample type indicator
Domain: enum
8. Q_AREA_CM
Definition: Streamflow in cm for the period represented by the proportional sample
Units: centimeters
Domain: range (minimum = 0.00  maximum = 56.49)
9. QCODE
Definition: Streamflow value qualifier code
Domain: enum
10. PH
Definition: pH (hydrogen concentration); method: glass electrode
Units: pH units
Domain: range (minimum = 5.2  maximum = 8.8)
11. PHCODE
Definition: pH value qualifier code
Domain: enum
12. COND
Definition: Specific conductance; method: wheatstone bridge
Units: micro siemens per centimeter
Domain: range (minimum = 9.2  maximum = 322.6)
13. CONDCODE
Definition: Conductivity value qualifier code
Domain: enum
14. ALK
Definition: Alkalinity as calcium carbonate (CaCO3); method: electrometric titration to pH 4.5; all data is converted from the formerly used units of bicarbonate carbon (HCO3-C)
Units: milligrams per liter
Domain: range (minimum = 2.08  maximum = 93.84)
15. ALKCODE
Definition: Alkalinity value qualifier code
Domain: enum
16. SSED
Definition: Suspended sediment concentration; method: nonfiltrable residue, gravimetric
Units: milligrams per liter
Domain: range (minimum = 0.00  maximum = 2200.00)
17. SSEDCODE
Definition: Suspended sediment value qualifier code
Domain: enum
18. SI
Definition: Silica as silicon concentration; method: automated molybdenum blue
Units: milligrams per liter
Domain: range (minimum = 0.00  maximum = 16.60)
19. SICODE
Definition: Silica value qualifier code
Domain: enum
20. UTP
Definition: Unfiltered total phosphorus concentration; method: persulfate/H2SO4 digestion, ascorbic acid finish
Units: milligrams per liter
Domain: range (minimum = 0.002  maximum = 0.252)
21. UTPCODE
Definition: Unfiltered total phosphorus value qualifier code
Domain: enum
22. TDP
Definition: Total dissolved phosphorus concentration; method: persulfate/H2SO4 digestion, ascorbic acid finish
Units: milligrams per liter
Domain: range (minimum = 0.000  maximum = 0.205)
23. TDPCODE
Definition: Total dissolved phosphorus value qualifier code
Domain: enum
24. PARTP
Definition: Particulate P, also known as total suspended phosphorus - not measured analytically; mathematically determined by subtraction of Total Dissolved P (TDP) from Unfiltered Total P (UTP)
Units: milligrams per liter
Domain: range (minimum = 0.000  maximum = 0.201)
25. PARTPCODE
Definition: Particulate P value qualifier code
Domain: enum
26. PO4P
Definition: Ortho phosphorus concentration, soluble reactive phosphorus, phosphate (PO4-P); method: ascorbic acid finish
Units: milligrams per liter
Domain: range (minimum = 0.000  maximum = 0.126)
27. PO4PCODE
Definition: Ortho phosphorus value qualifier code
Domain: enum
28. UTKN
Definition: Total Kjeldahl nitrogen concentration on unfiltered sample; method: Kjeldahl digestion H2SO4, CuSO4/KCl, nessler finish
Units: milligrams per liter
Domain: range (minimum = 0.02  maximum = 0.42)
29. UTKNCODE
Definition: Unfiltered total Kjeldahl nitrogen value qualifier code
Domain: enum
30. TKN
Definition: Total Kjeldahl nitrogen concentration on filtered sample (dissolved); method: Kjeldahl digestion H2SO4, CuSO4/KCl, nessler finish
Units: milligrams per liter
Domain: range (minimum = 0.00  maximum = 0.27)
31. TKNCODE
Definition: Total Kjeldahl nitrogen value qualifier code
Domain: enum
32. PARTN
Definition: Particulate N, also known as total suspended nitrogen - not measured analytically; mathematically determined by subtraction of Total dissolved nitrogen (TDN) from Unfiltered Total nitrogen (UTN). Values before May 2005 are determined by UTKN minus TKN.
Units: milligrams per liter
Domain: range (minimum = 0.00  maximum = 0.29)
33. PARTNCODE
Definition: Particulate N value qualifier code
Domain: enum
34. DON
Definition: Dissolved organic nitrogen - not measured analytically; mathematically determined by subtracting NH3-N and NO3-N from Total dissolved nitrogen. Values before May 2005 are determined by TKN minus NH3-N.
Units: milligrams per liter
Domain: range (minimum = 0.00  maximum = 0.25)
35. DONCODE
Definition: Dissolved organic nitrogen value qualifier code
Domain: enum
36. NH3N
Definition: Ammonia-nitrogen (NH3-N) concentration, ammonia as nitrogen; method: automated phenate
Units: milligrams per liter
Domain: range (minimum = 0.000  maximum = 0.170)
37. NH3NCODE
Definition: NH3-N value qualifier code
Domain: enum
38. NO3N
Definition: Nitrate-nitrogen (NO3-N), nitrate + nitrite as nitrogen concentration; method: automated cadmium reduction
Units: milligrams per liter
Domain: range (minimum = 0.000  maximum = 0.510)
39. NO3NCODE
Definition: NO3-N value qualifier code
Domain: enum
40. NA
Definition: Na, dissolved sodium (filtrable) concentration; method flame atomic absorption spectroscopy
Units: milligrams per liter
Domain: range (minimum = 0.30  maximum = 24.60)
41. NACODE
Definition: Na value qualifier code
Domain: enum
42. K
Definition: K, dissolved potassium (filtrable) concentration; method flame atomic absorption spectroscopy
Units: milligrams per liter
Domain: range (minimum = 0.00  maximum = 3.20)
43. KCODE
Definition: K value qualifier code
Domain: enum
44. CA
Definition: Ca, dissolved calcium (filtrable) concentration; method flame atomic absorption spectroscopy
Units: milligrams per liter
Domain: range (minimum = 0.10  maximum = 14.88)
45. CACODE
Definition: Ca value qualifier code
Domain: enum
46. MG
Definition: Mg, dissolved magnesium (filtrable) concentration; method flame atomic absorption spectroscopy
Units: milligrams per liter
Domain: range (minimum = 0.00  maximum = 4.27)
47. MGCODE
Definition: Mg value qualifier code
Domain: enum
48. SO4S
Definition: SO4-S (dissolved) concentration, sulfate as sulfur; method ion chromatography (automated barium sulfate before 1993)
Units: milligrams per liter
Domain: range (minimum = 0.00  maximum = 3.53)
49. SO4SCODE
Definition: SO4-S value qualifier code
Domain: enum
50. CL
Definition: Chloride (dissolved) concentration; method: ion chromatography (automated ferric thiocyanate before 1993)
Units: milligrams per liter
Domain: range (minimum = 0.55  maximum = 2.41)
51. CLCODE
Definition: Cl value qualifier code
Domain: enum