CF003

Attributes in entity 1: Proportional stream water sample nutrient concentrations		Details
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