Read "Review of NOAA's National Geophysical Data Center" at NAP.edu

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Suggested Citation: "Appendix C: NGDC Holdings." National Research Council. 2003. Review of NOAA's National Geophysical Data Center. Washington, DC: The National Academies Press. doi: 10.17226/10773.

Appendix C NGDC Holdings

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Suggested Citation: "Appendix C: NGDC Holdings." National Research Council. 2003. Review of NOAA's National Geophysical Data Center. Washington, DC: The National Academies Press. doi: 10.17226/10773.

Appendix C—NGDC Holdings

Dataset/Category Name	Type^a	Digital (D) or Analog (A)	Volume (Mbytes)	Analog Size	% Online
Aurora Data
All-sky camera films	STP	D&A		16,000 paper, 6,200 microfilm	0
Auroral radar, spectral line data, visual	STP	A	358	1,020 microfilm, paper	2
Auroras and other lights viewed from space and Auroras Australis slides	STP	A		72 slides	0
Airglow	STP	D&A	4.56	3,340 pages, UAG-1	80
Bathymetry, Topography, and Relief
Bathymetry of the Gulf of Mexico on CD-ROM	MGG	D	600		0
Bathymetry/relief posters and slides	MGG	A		11 posters, 40 slides	0
Bathymetry/topography gridded data	MGG	D	0.2		0
Coastal relief models	MGG	D	30,000		50
Coastal relief model U.S./northeast Atlantic on CD-ROM	MGG	D	15,000		50
Coastal relief model U.S./Southeast Atlantic on CD-ROM	MGG	D	15,000		50
Coastal relief model Florida/eastern Gulf of Mexico	MGG	D	3,000		50
Coastal relief western Gulf of Mexico	MGG	D	1,200		50
Coastal relief model central Gulf of Mexico	MGG	D	1,200		50
Coastlines/shorelines digital	MGG	D			100
Estimated and measured seafloor topography	MGG	D			0
ETOPO2 2-minute gridded global elevations	MGG	D	600		50

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Suggested Citation: "Appendix C: NGDC Holdings." National Research Council. 2003. Review of NOAA's National Geophysical Data Center. Washington, DC: The National Academies Press. doi: 10.17226/10773.

% Used^b	Number of Offline Users (10 years)	Number of Online Users (FY 2002)^c	Last Available Year^d	Form Distributed^e	Data Source^f	Replicated^g
		1,783
			1967	M, R	global	P
	55	405	1968	M, R	global	P
	46		1998	S	Air Force, Australia	P
	1	1,378	1967	M, R	global	P
		5,230,673
100	22		2000	CD	NGDC, NOS	N
100	10,352		2000	P, S	NGDC	N
100			2001	D	global	P
100	12	124,220	2002	D	NGDC, NOS	N
100	223		2001	CD	NGDC, NOS	N
100	215		2001	CD	NGDC, NOS	N
100	125		2002	CD	NGDC, NOS	N
100	89		2002	CD	NGDC, NOS	N
100	97		2002	CD	NGDC, NOS	N
100	0	453,709	2001	O	multiple	Y
100		68,586			NSF, NOAA	Y
100	308	2,092,507	2000	CD	NSF, NOAA, Navy	P

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Suggested Citation: "Appendix C: NGDC Holdings." National Research Council. 2003. Review of NOAA's National Geophysical Data Center. Washington, DC: The National Academies Press. doi: 10.17226/10773.

Dataset/Category Name	Type^a	Digital (D) or Analog (A)	Volume (Mbytes)	Analog Size	% Online
ETOPO5 5-minute gridded world elevations	MGG	D	328		100
Global relief images on CD-ROM	MGG	D	600		100
GLOBE 30" global topography	SEG	D	1,727		100
Great Lakes bathymetry posters	MGG	A		8 posters	0
Great Lakes bathymetry digitized at NGDC	MGG	D	189		50
Lake Ontario bathymetry CD-ROM	MGG	D	600		50
Lake Erie bathymetry CD-ROM	MGG	D	600		50
Lake Michigan bathymetry CD-ROM	MGG	D	600		50
Multibeam bathymetry, NOS, coastal U.S.	MGG	D	10,698		0
Multibeam bathymetry from U.S. and international sources, worldwide	MGG	D	36,444		0
Multibeam bathymetry from east coast of the U.S. on CD-ROM	MGG	D	600		0
NOS hydrographic data digital	MGG	D	7,964		100
NOS hydrographic survey data on CD-ROM	MGG	D	1,200		100
NOS bathymetry/fishing maps scanned and paper	MGG	D&A	9,000	455 maps	0
TerrainBase 5-minute global topography/bathymetry	SEG	D	1,934		100

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Suggested Citation: "Appendix C: NGDC Holdings." National Research Council. 2003. Review of NOAA's National Geophysical Data Center. Washington, DC: The National Academies Press. doi: 10.17226/10773.

% Used^b	Number of Offline Users (10 years)	Number of Online Users (FY 2002)^c	Last Available Year^d	Form Distributed^e	Data Source^f	Replicated^g
100	1,449	158,873	1993	CD, O	Navy	Y
100	57	55,641	2000	CD, D, O	NGDC	N
100	676	1,261,122	2000	CD, D, O, P		N
100	2,159		2000	P	NGDC, GLERL, CHS, NOS	N
100	262	216,919	2002	D	NGDC, GLERL, CHS, NOS	N
100			1996	CD	NGDC, GLERL, CHS, NOS	N
100	86		1998	CD	NGDC, GLERL, CHS, NOS	N
100	58		1996	CD	NGDC, GLERL, CHS, NOS	N
100	681		2002	D	NOS	Y
100	977		2002	D	global	Y
100	20	16,958	1999	CD	multiple	Y
100		12,984	2001	D, O	NOS	P
100	213		2001	CD	NOS	N
100	3,326	24,518	2001	CD, M	NOS	P
100	1,491	192,570	1994	CD, O		N

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Suggested Citation: "Appendix C: NGDC Holdings." National Research Council. 2003. Review of NOAA's National Geophysical Data Center. Washington, DC: The National Academies Press. doi: 10.17226/10773.

Dataset/Category Name	Type^a	Digital (D) or Analog (A)	Volume (Mbytes)	Analog Size	% Online
Topography U.S. state images	SEG	D	31		100
Topography miscellaneous old archive	SEG	D	88		0
Cosmic Ray Data
Cosmic ray neutron monitor data	STP	D&A	378	29,400 paper	80
Ionization chamber, mesons, balloon data	STP	A		4,654 paper	0
Ecosystems
Global ecosystems	SEG	D&A	8,577	19 charts	100
Africa ecosystems	SEG	D	446		0
Vegetation index	SEG	D	106,464		20
Regional assessments	SEG	D	786		50
Coastal ecosystems	SEG	D	304		50
Geomagnetism
Geomagnetic components D, H, and Z or X, Y, and Z at 10 sec, 1-min, 2.5-min, and hourly intervals	STP	D&A	34,575	1,655,153 paper, 6,308 microfilm	100
Geomagnetic indices aa, Kp, Ap, Kn, Ks, Km, Cp, C9, AE, AL, AO, AU, Dst, PC	STP	D&A	394	376,960 paper	100
Geomagnetic principal magnetic storms and sudden commencements	STP	D	4		100
Main magnetic field observations^h	SEG	D&A	17,312	360,600 paper, reports, charts, microform	20
Magnetic repeat station data	SEG	D&A	11,542	25,000 pages	5
Main field models and services	SEG	D	96	50 charts	100
Paleomagnetic data	SEG	D	51		95

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Suggested Citation: "Appendix C: NGDC Holdings." National Research Council. 2003. Review of NOAA's National Geophysical Data Center. Washington, DC: The National Academies Press. doi: 10.17226/10773.

% Used^b	Number of Offline Users (10 years)	Number of Online Users (FY 2002)^c	Last Available Year^d	Form Distributed^e	Data Source^f	Replicated^g
100	1	552,066	1999	D, O		Y
0	8	0	1989	D		P
		47,525
	25	47,525	2002	CD, D, O, R	global	Y
	0	0	2001	R	global	Y
		3,149,445
100	213	3,146,353	2000	CD, D, O	global	P
0	0	0	1998	D	U.S. govt	P
100	452	143	1997	D, O	U.S. govt	P
50	82	2,947	1998	D, G, O, R	regional	P
50	119	2		D, O, R	regional	P
		2,517,223
	2,175	263,115	2002	CD, D, MF, O, R	global	Y
	1,452	38,715	2002	CD, D, O, R	various	Y
		3,733	2002	O R	global	Y
20	245	43,487	2001	CD, D, O, MF, P, R	global	P
40		13,892	1999	R	global	P
100	136	1,630,675	2000	CD, D, M, O, R	global	P
95	33	287,832	2002	D, O	global	P

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Suggested Citation: "Appendix C: NGDC Holdings." National Research Council. 2003. Review of NOAA's National Geophysical Data Center. Washington, DC: The National Academies Press. doi: 10.17226/10773.

Dataset/Category Name	Type^a	Digital (D) or Analog (A)	Volume (Mbytes)	Analog Size	% Online
Aeromagnetic data, non-U.S.	SEG	D&A	8,547	200 microfilm	20
Aeromagnetic data, U.S.	SEG	D	51,217		20
Main field geomagnetic data from satellites	SEG	D	1,523		5
Hazards
Earthquake seismicity dataⁱ	SEG	D&A	2,919	60,000 pages, microfilm	95
Earthquake strong motion^j	SEG	D&A	4,396	10,000 pages
World stress and fault mechanism data	SEG	D	5		100
Volcano data^k	SEG	D&A	.9	29 reports, posters	100
Tsunami data	SEG	D&A	3	6,008 reports, microfilm, charts	80
Hazards photos	SEG	D&A	21,992	5,520 photos, slides	40
Ionospheric Data
Ionospheric digital database	STP	D&A	107,053	224,000 paper	97
Ionospheric catalogs, models, and programs	STP	D	31		100
Analog ionograms and reduced characteristics	STP	D&A	30,982	2,527,905 paper, 147,260 microfilm	10
Ionospheric total electron content	STP	D&A	1,089	12,500 paper	0
Ionospheric predicted numerical coefficients^l	STP	D	3		0
Ionospheric absorption	STP	D&A	7	530,281 UAG-34 paper	0

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Suggested Citation: "Appendix C: NGDC Holdings." National Research Council. 2003. Review of NOAA's National Geophysical Data Center. Washington, DC: The National Academies Press. doi: 10.17226/10773.

% Used^b	Number of Offline Users (10 years)	Number of Online Users (FY 2002)^c	Last Available Year^d	Form Distributed^e	Data Source^f	Replicated^g
95	108	8,003	1998	CD, D, O, M, MF	international	N
70	533	224,843	2000	CD, D, O, M	U.S. state govt, industry	P
100	36	2,938	1993	CD, D	NASA, DOD	Y
		9,159,118
	3,479	2,822	2002	CD, D, G, MF, OS, R	global	P
	429	991	1996	CD, D, O, OS	global	Y
100	3	1,389	1991	D, G, O	global	Y
50	1,246	398	2001	G, O, P, R, S	global	P
95	564	1,686	2002	D, G, MF, O, OS, R	global	N
100	5,249	7,395	2002	D, G, O, P, S	global	P
		191,859
	172	180,200	2002	CD, D, O, R	global	P
	37	10,986	2002	CD, D, O	global	P
	22		2002	CD, D, MF, O, R	global	P
	16		~1980	D, R	global
	140		1999	D, R	global
	5		1965	D, R	global	P

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Suggested Citation: "Appendix C: NGDC Holdings." National Research Council. 2003. Review of NOAA's National Geophysical Data Center. Washington, DC: The National Academies Press. doi: 10.17226/10773.

Dataset/Category Name	Type^a	Digital (D) or Analog (A)	Volume (Mbytes)	Analog Size	% Online
Miscellaneous: oblique incidence (satellite), POGS (satellite), drifts, back/forward scatter, incoherent scatter (now at NCAR)	STP	A	184	50,000 paper	0
Sudden ionospheric disturbances	STP	D	26	10,300 paper	100
Land Geochemistry
Geochemical and petrological data	SEG	D	463		0
Land Geothermal
U.S. thermal springs	SEG	D&A	17	125 maps	80
Geothermal world heat flow data	SEG	D	0.3		100
Land Gravity
Gravity point data	SEG	D&A	1,880	4,525 paper, microfilm	0
Gravity grid data	SEG	D	425		20
Gravity satellite data	SEG	D	1,112		0
Marine Geology Data
Index to marine and lacustrine geological samples	MGG	D	136		100
Core data from ODP legs 101-129	MGG	D	208		100
Core data from DSDP	MGG	D	1,739		100
PETROS analyses of igneous rocks	MGG	D	54		100
CLIMAP 18K bp sediment data files	MGG	D	10		100
NGDC marine sediment grain size database	MGG	D	54		100

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Suggested Citation: "Appendix C: NGDC Holdings." National Research Council. 2003. Review of NOAA's National Geophysical Data Center. Washington, DC: The National Academies Press. doi: 10.17226/10773.

% Used^b	Number of Offline Users (10 years)	Number of Online Users (FY 2002)^c	Last Available Year^d	Form Distributed^e	Data Source^f	Replicated^g
			1977	D, R	global
		673	2002	CD, D, O, R	global	N
		219
0	20	219	1990	D	global	P
		16,866
80	153	15,645	1982	D, M, O, R	state, federal govt	P
100	1	1,221	2000	O	Intl. Heat Flow Comm.	Y
		946,087
70	1,553	595,030	1999	CD, D, O, R, M, MF, P	global	P
90	660	256,639	1997	CD, D, O, R, M, P	global	P
80	243	94,418	1993	CD, D, O, R, M, P	global	P
		5,659,356
100	40	41,162	2002	G, O	partners	N
100	452	1,21,909^m		CD, O	ODP	Y
100	194	4,28,391^m		CD, O	DSDP	Y
100	16	5,526	1980	D, O	Washington State Univ.	N
100	7	1,973	1984	D, O	Brown Univ.	Y
100	1	7,430	2001	D, O	multiple	N

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Suggested Citation: "Appendix C: NGDC Holdings." National Research Council. 2003. Review of NOAA's National Geophysical Data Center. Washington, DC: The National Academies Press. doi: 10.17226/10773.

Dataset/Category Name	Type^a	Digital (D) or Analog (A)	Volume (Mbytes)	Analog Size	% Online
SIO geochemistry of FeMn nodules from the seafloor	MGG	D	37		100
SIO Southeast Asia sediment description	MGG	D	25		100
SIO polymetallic seafloor nodule description file	MGG	D	10		100
CNEXO polymetallic seafloor nodule geochemistry	MGG	D	7		100
USGS U.S. east coast CONMAR sediment data	MGG	D	4		1001
CLIMAP 120K bp sediment data	MGG	D	1		100
LDEO carbon-14 data	MGG	D	.01		100
SPECMAP archive 1, downcore and core-top data	MGG	D	2		100
LDEO carbonate data	MGG	D	3		100
Brown University carbonate data	MGG	D	3		100
LDEO foraminiferal data	MGG	D	3		100
Digital sediment thickness database	MGG	D	56		100
JODC seafloor sediment data	MGG	D	.2		100
Deck41 surficial sediment description file	MGG	D	5		100
NOAA and MMS marine minerals CD-ROM	MGG	D	613		100
Geotechnical properties of sediment	MGG	D	2		100
GEOLIN inventory of NGDC marine geology data	MGG	D	39		100
Marine geology data reports scanned and paper	MGG	D	3,621	70,106 pages, 110 microfilm, 1 poster	100

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Suggested Citation: "Appendix C: NGDC Holdings." National Research Council. 2003. Review of NOAA's National Geophysical Data Center. Washington, DC: The National Academies Press. doi: 10.17226/10773.

% Used^b	Number of Offline Users (10 years)	Number of Online Users (FY 2002)^c	Last Available Year^d	Form Distributed^e	Data Source^f	Replicated^g
100	1	2,089	1981	CD, O, D	SIO	N
100	7	1,167	1979	D, O	SIO	N
100		1,366	1977	D, O	SIO	N
100	1	1,293	1979	CD, D, O	BGRM	Y
100	3	2,150	1977	D, O	USGS	Y
100	17	1,340	1990	D, O	LDEO	Y
100	1	2,820	1990	D, O	LDEO	Y
100	12	3,189	1990	D, O	Brown Univ.	Y
100	12	1,826	1991	D, O	LDEO	Y
100	2	1,825	1991	D, O	Brown Univ.	Y
100	4	1,762	1992	D, O	LDEO	Y
100	11	6,544	2002	D	NGDC	N
100		1,121	1979	D, O	JODC	Y
100		4,968	1975	D, G, O	NGDC	N
100	73	2,043	1992	CD, O	global	N
100		33	1992	D, O	multiple	N
100	80	22,209	2002	G, O	NGDC	N
100	1,057	44,220	2002	MF, O, P, R	global	P

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Suggested Citation: "Appendix C: NGDC Holdings." National Research Council. 2003. Review of NOAA's National Geophysical Data Center. Washington, DC: The National Academies Press. doi: 10.17226/10773.

Dataset/Category Name	Type^a	Digital (D) or Analog (A)	Volume (Mbytes)	Analog Size	% Online
Marine Trackline Geophysics
Undersea feature names	MGG	D			100
Worldwide marine geophysical data: bathymetry, magnetics, gravity, seismic shot navigation from U.S. and international sources	MGG	D	40,820		100
Marine geophysical data from GEODAS on CD-ROM	MGG	D	600		100
NGDC worldwide marine geophysical data inventory for GEODAS database management system	MGG	D			100
Marine geophysics seismic reflection	MGG	D	26,752		0
Digital seismic reflection navigation	MGG	D	1,800		0
Southern oceans geophysical data on CD-ROM	MGG	D	600		0
Miscellaneous digital geophysical data files	MGG	D	245		0
Multichannel seismic reflection data on CD-ROM	MGG	D	600		0
SCAR seismic reflection data on CD-ROM	MGG	D	32,977		0
LDEO digitized seismic reflection negatives	MGG	D	20,192		0
Trackline geophysical data, analog	MGG	A		3,300 film, 566 pages, 7,000 negatives, 2,406 sections	0
Marine Well Log Data
Digital DSDP and ODP downhole logs	MGG	D	3,873		0

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Suggested Citation: "Appendix C: NGDC Holdings." National Research Council. 2003. Review of NOAA's National Geophysical Data Center. Washington, DC: The National Academies Press. doi: 10.17226/10773.

% Used^b	Number of Offline Users (10 years)	Number of Online Users (FY 2002)^c	Last Available Year^d	Form Distributed^e	Data Source^f	Replicated^g
		39,425
100		826	2001	O	IOC/IHO	Y
100	1,072	38,599	2002	D	global	P
100	192		2002	CD	global	N
100	8		2002	CD, O	NGDC	N
100	7		2001	D	global	Y
100			2001	D	global	P
100	24		1994	CD	NSF, NOAA, Navy	Y
100	1			D	global	P
100			1998	CD	global	Y
100	35		1998	CD	SCAR	Y
100	27		1991	D	LDEO	Y
90	279	0	2002	MF, OS, R	global	P
		1,304
100	22	652	2002	D	DSDP	Y

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Suggested Citation: "Appendix C: NGDC Holdings." National Research Council. 2003. Review of NOAA's National Geophysical Data Center. Washington, DC: The National Academies Press. doi: 10.17226/10773.

Dataset/Category Name	Type^a	Digital (D) or Analog (A)	Volume (Mbytes)	Analog Size	% Online
Well log data from the U.S. outer continental shelf	MGG	D&A	484	190 reels of film	0
Satellite Data: GOES, NOAA TIROS
GOES Space Environment Monitor (electrons, protons, alpha particles, X-rays, magnetometer)	STP	D&A	38,400	1,606 microfilm	63
GOES Solar X-ray Imager	STP	D	200,000	98,719 images	100
NOAA/TIROS satellites (electrons, protons, and alpha particles)	STP	D	44,100		0
Satellite anomalies causing spacecraft failures	STP	D	1		100
Satellite Data: DMSP
DMSP film scans data rescue	STP	D&A	4,800,000	1,500,000 film strips	10
DMSP operational linescan system visible and infrared imager	STP	D	28,745,309		27
DMSP space sensors SSIES in situ plasma monitor, DM plasma drift meter, SSJ/4 precipitating plasma monitor	STP	D	1,976,979		24
DMSP SSM/I microwave imager, SSM/T2 microwave water vapor profiler, SSM/T microwave temperature sounder	STP	D	3,791,713		24
DMSP slides of hurricanes and typhoons, 13 slide sets	STP	A		slides	0
6 DMSP posters and 1995 Atlantic hurricanes, 1996, 1997, 1998 most intense tropical storms, nighttime lights of the U.S. and the world, Icosohedron 2000	STP	A		posters	0
DMSP nighttime lights of the world	STP	D	10,600	CD-ROM, jpeg	100

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Suggested Citation: "Appendix C: NGDC Holdings." National Research Council. 2003. Review of NOAA's National Geophysical Data Center. Washington, DC: The National Academies Press. doi: 10.17226/10773.

% Used^b	Number of Offline Users (10 years)	Number of Online Users (FY 2002)^c	Last Available Year^d	Form Distributed^e	Data Source^f	Replicated^g
100		652	1990	D, MF	multiple	Y
		128,751
	374	126,860	2002	CD, D, MF, O, R, D	NOAA	N
	0	862	2001	O	NOAA	N
	1	399	2002	O	NOAA	N
	66	630	1993	CD, D, O, R	global	N
		2,922,201
0.10	15	5	1987	O (FTP)	NOAA	N
100	165	2,832,905	2002	O (FTP) 11.6 Gbytes/day	Air Force	N
50			2002	O (FTP)	Air Force	N
94			2002	O (FTP)	Air Force	N
	98		1998	S	NGDC	N
	5,289		2000	P	NGDC	N
100	350	52,166	1997	CD, O	Air Force	N

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Suggested Citation: "Appendix C: NGDC Holdings." National Research Council. 2003. Review of NOAA's National Geophysical Data Center. Washington, DC: The National Academies Press. doi: 10.17226/10773.

Dataset/Category Name	Type^a	Digital (D) or Analog (A)	Volume (Mbytes)	Analog Size	% Online
U.S. lights, road density, population density, land cover (22 layers)	STP	D	1,270		100
DMSP fire product	STP	D
Solar Data
Relative sunspot numbers	STP	D&A	36	58,000 paper files, slides	90
Regions of solar activity	STP	D	678		90
Solar radio flux, bursts, spectral data	STP	D&A	77,006	426 boxes, 50,460 paper, 604 microfilm	8
Solar flares in hydrogen-alpha (includes SOON data)	STP	D&A	9,043		10
Solar longitudinal magnetic field	STP	D&A	46	13,550 paper	10
Solar H-alpha faculae, prominences, and filaments	STP	D&A	17	7,578 microfilm UAB-100	2
Solar calcium K line	STP	D&A	19	12,000 paper	10
Solar maps, prominences, filaments	STP	D&A	3,046	26,740 paper	80
Optical observations of solar corona	STP	D&A	27	6,580 paper	80
Solar ultraviolet data from satellites	STP	D&A	10	448 microfilm	100
Observations of interplanetary scintillations or solar wind speed	STP	A		604 paper	0
Total solar irradiation	STP	D&A	33	18 paper	100
Solar-Terrestrial Publications
Solar geophysical data publications	STP	D&A	1,456	311,040 pages	6
Solar Indices Bulletin	STP	D&A	0.5	1 report per month	0

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Suggested Citation: "Appendix C: NGDC Holdings." National Research Council. 2003. Review of NOAA's National Geophysical Data Center. Washington, DC: The National Academies Press. doi: 10.17226/10773.

% Used^b	Number of Offline Users (10 years)	Number of Online Users (FY 2002)^c	Last Available Year^d	Form Distributed^e	Data Source^f	Replicated^g
100	75	12	2001	CD, O	various	P
	2	37,113	2002		NGDC	N
		689,525
	152	120,180	2002	D, O, R, S	global	P
	13	49,522	2002	CD, D, O, R	global	P
	1,551	50,340	2002	CD, MF, O, R	global	P
	67	44,180	2002	CD, D, O, R	global	P
		8,894	2002	O, R	various	Y
		1,806	2002	CD, D, MF, O, R	global	Y
	7	2,363	2002	CD, D, O, R	various	P
		34,022	2002	O, R	various	P
	1	4,822	2002	O, R	various	Y
	1	2,072	2002	MF, O, R	various	Y
	2		2001	R	various	Y
	30	11,812	2002	O, R	various	Y
		87,038
	3,241	71,761	2002	O, R	NGDC	N
	2,100		2002	O, R	NGDC	N

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Suggested Citation: "Appendix C: NGDC Holdings." National Research Council. 2003. Review of NOAA's National Geophysical Data Center. Washington, DC: The National Academies Press. doi: 10.17226/10773.

Dataset/Category Name	Type^a	Digital (D) or Analog (A)	Volume (Mbytes)	Analog Size	% Online
Geomagnetic Indices Bulletin	STP	D&A	0.5	1 report per month	0
UAG reports	STP	D&A	1	105 reports	10
Solar variability affecting Earth (NGDC-05/01) CD-ROM	STP	D	600		spidr
^a MGG = Marine Geology and Geophysics; SEG = Solid Earth Geophysics; STP = Solar-Terrestrial Physics. ^b Fraction of the dataset being actively used. ^c The number of accesses in discipline header bars may differ from the sum of accesses by dataset, because accesses are sometimes unable to be differentiated by dataset. ^d Year that data were last added to the dataset. ^e CD = CD-ROM; D = digital offline; FTP = file transfer protocol; G = geographic information system; M = map; MF = microform; O = online; OS = oversize chart; P = poster; R = report; S = slide. ^f BGRM = Bureau de Recherches Geologiques et Minieres; CHS = Canadian Hydrographic Service; CONMAR = Continental Margin (USGS); DMSP = Defense Meteorological Satellite Program; DOD = Department of Defense; DSDP = Deep Sea Drilling Program; GEODAS = geophysical data management system; GEOLIN = marine geology inventory system; GLERL = Great Lakes Environmental Research Laboratory (NOAA); GOES = Geostationary Satellites; IHO = International Hydrographic Organization; IOC = Intergovernmental Oceanographic Commission; JODC = Japan Oceanographic Data Center; LDEO = Lamont Doherty Earth Observatory; MMS = Minerals Management Service; NASA = National Aeronautics and Space Administration; NCAR = National Center for Atmospheric Research; NOS = National Ocean Service (NOAA); NSF = National Science Foundation; ODP = Ocean Drilling Program; POGS = Polar Orbiting Geomagnetic Satellite; SCAR = Scientific Committee on Antarctic Research; SIO = Scripps Institution of Oceanography; SOON = Solar Observing Optical Network; TIROS = Television Infrared Observation Satellite; UAG = Upper Atmosphere Geophysics Report Series; USGS = U.S. Geological Survey. ^g N = not replicated; P = partially replicated; Y = fully replicated. ^h 80 percent of archive is available nearline. ⁱ Now limited to significant events. ^j No longer active archive. ^k NGDC now refers requests for digital data to the Smithsonian. ^l No longer available. ^m Excess accesses due to large number of files in set; the same is true for many directories in all disciplines.

Page 91 Cite Bookmark

Suggested Citation: "Appendix C: NGDC Holdings." National Research Council. 2003. Review of NOAA's National Geophysical Data Center. Washington, DC: The National Academies Press. doi: 10.17226/10773.

% Used^b	Number of Offline Users (10 years)	Number of Online Users (FY 2002)^c	Last Available Year^d	Form Distributed^e	Data Source^f	Replicated^g
	1,120		2002	O, R	NGDC	N
	360	15,277	1998	O, R	NGDC	N
	17		1996	CD, O, R	global	Y

Page 92 Cite Bookmark

Suggested Citation: "Appendix C: NGDC Holdings." National Research Council. 2003. Review of NOAA's National Geophysical Data Center. Washington, DC: The National Academies Press. doi: 10.17226/10773.