CF002

Attributes in entity 3: Stream water nutrient mean annual concentrations		Details
1. STCODE Definition: Study code Domain: enum
2. ENTITY Definition: Entity number Units: number Domain: range (minimum = 3.  maximum = 3.)
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 = 1969.  maximum = 2018.)
5. Q_AREA_YR Definition: Total annual streamflow for the wateryear Units: centimeters Domain: range (minimum = 35.55  maximum = 267.01)
6. QCODE_YR Definition: Annual streamflow value qualifier code Domain: enum
7. PH_YR Definition: Mean annual pH Units: pH units Domain: range (minimum = 5.5  maximum = 7.7)
8. PHCODE_YR Definition: Annual pH value qualifier code Domain: enum
9. COND_YR Definition: Mean annual specific conductivity concentration Units: micro siemens per centimeter Domain: range (minimum = 21.3  maximum = 72.1)
10. CONDCODE_YR Definition: Annual conductivity value qualifier code Domain: enum
11. ALK_YR Definition: Mean annual alkalinity concentration as CaCO3 (calcium carbonate). All units are now converted from HCO3-C (bi-carbonate) Units: milligrams per liter Domain: range (minimum = 10.62  maximum = 26.50)
12. ALKCODE_YR Definition: Annual alkalinity qualifier value code Domain: enum
13. SSED_YR Definition: Mean annual suspended sediment concentratiom Units: milligrams per liter Domain: range (minimum = 0.45  maximum = 565.32)
14. SSEDCODE_YR Definition: Annual suspended sediment value qualifier code Domain: enum
15. SI_YR Definition: Mean annual silica concentration Units: milligrams per liter Domain: range (minimum = 3.10  maximum = 10.20)
16. SICODE_YR Definition: Annual silica value qualifier code Domain: enum
17. UTP_YR Definition: Mean annual unfiltered total phosphorus concentration Units: milligrams per liter Domain: range (minimum = 0.009  maximum = 0.115)
18. UTPCODE_YR Definition: Annual unfiltered total phosphorus value qualifier code Domain: enum
19. TDP_YR Definition: Mean annual total dissolved phosphorus concentration Units: milligrams per liter Domain: range (minimum = 0.006  maximum = 0.080)
20. TDPCODE_YR Definition: Annual total dissolved phosphorus value qualifier code Domain: enum
21. PARTP_YR Definition: Mean annual particulate P - not measured analytically; mathematically determined by subtraction of Total Dissolved P (TDP) from Unfiltered Total P (UTP) Units: milligrams per liter Domain: range (minimum = 0.002  maximum = 0.094)
22. PARTPCODE_YR Definition: Annual particulate P value qualifier code Domain: enum
23. PO4P_YR Definition: Mean annual ortho phosphorus (PO4-P) concentration Units: milligrams per liter Domain: range (minimum = 0.004  maximum = 0.043)
24. PO4PCODE_YR Definition: Annual ortho phosphorus value qualifier code Domain: enum
25. UTN_YR Definition: Mean annual total nitrogen concentration (unfiltered samples) Units: milligrams per liter Domain: range (minimum = 0.01  maximum = 0.60)
26. UTNCODE_YR Definition: Annual unfiltered total nitrogen value qualifier code Domain: enum
27. TDN_YR Definition: Mean annual total dissolved nitrogen concentration Units: milligrams per liter Domain: range (minimum = 0.01  maximum = 0.18)
28. TDNCODE_YR Definition: Annual total dissolved nitrogen value qualifier code Domain: enum
29. DON_YR Definition: Mean annual dissolved organic N concentration - 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 = 0.06)
30. DONCODE_YR Definition: Annual dissolved organic N value qualifier code Domain: enum
31. PARTN_YR Definition: Mean annual particulate N concentration - 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 = 0.52)
32. PARTNCODE_YR Definition: Annual particulate N value qualifier code Domain: enum
33. UTKN_YR Definition: Mean annual unfiltered total Kjeldahl nitrogen concentration Units: milligrams per liter Domain: range (minimum = 0.02  maximum = 0.56)
34. UTKNCODE_YR Definition: Annual unfiltered total Kjeldahl nitrogen value qualifier code Domain: enum
35. TKN_YR Definition: Mean annual total kjeldahl nitrogen concentration (dissolved) Units: milligrams per liter Domain: range (minimum = 0.01  maximum = 0.07)
36. TKNCODE_YR Definition: Annual total Kjeldahl nitrogen value qualifier code Domain: enum
37. NH3N_YR Definition: Mean annual ammonia (NH3-N) concentration Units: milligrams per liter Domain: range (minimum = 0.000  maximum = 0.035)
38. NH3NCODE_YR Definition: Annual NH3-N value qualifier code Domain: enum
39. NO3N_YR Definition: Mean annual nitrate-nitrogen (NO3-N) concentration Units: milligrams per liter Domain: range (minimum = 0.000  maximum = 0.137)
40. NO3NCODE_YR Definition: Annual NO3-N value qualifier code Domain: enum
41. NA_YR Definition: Mean annual sodium concentration Units: milligrams per liter Domain: range (minimum = 1.28  maximum = 3.24)
42. NACODE_YR Definition: Annual Na value qualifier code Domain: enum
43. K_YR Definition: Mean annual potassium concentration Units: milligrams per liter Domain: range (minimum = 0.03  maximum = 1.75)
44. KCODE_YR Definition: Annual K value qualifier code Domain: enum
45. CA_YR Definition: Mean annual calcium concentration Units: milligrams per liter Domain: range (minimum = 1.99  maximum = 5.95)
46. CACODE_YR Definition: Annual Ca value qualifier code Domain: enum
47. MG_YR Definition: Mean annual magnesium concentration Units: milligrams per liter Domain: range (minimum = 0.43  maximum = 3.26)
48. MGCODE_YR Definition: Annual Mg value qualifier code Domain: enum
49. SO4S_YR Definition: Mean annual SO4-S (sulfate-sulfur) concentration Units: milligrams per liter Domain: range (minimum = 0.05  maximum = 0.73)
50. SO4SCODE_YR Definition: Annual SO4-S value qualifier code Domain: enum
51. CL_YR Definition: Mean annual chloride concentration Units: milligrams per liter Domain: range (minimum = 0.54  maximum = 4.22)
52. CLCODE_YR Definition: Annual Cl value qualifier code Domain: enum
53. DOC_YR Definition: Mean annual dissolved organic carbon concentration Units: milligrams per liter Domain: range (minimum = 0.38  maximum = 2.60)
54. DOCCODE_YR Definition: Annual DOC value qualifier code Domain: enum