MAGIC File Naming Conventions
File Name Format
[THEME].[PRIMARY GEOGRAPHY].[LOCATION IDENTIFIER]-[SUBLOCATION IDENTIFIER].[YEAR].[SCALE].[CUTTER].[SERIES].[FORMAT].(extension)
- BLOCK 1: Theme Type Code [variable length but usually 4 characters]
- BLOCK 2: Primary Geography Code (Library of Congress) [variable length but usually 5 digits]
- BLOCK 3A: Location Identifier (FIPS, USGS, or other local designation) [variable length]
- BLOCK 3B: SubLocation Identifier (local designation) [variable length]
- BLOCK 4: Year [4 digits]
- BLOCK 5: Scale (in thousands; svar/s00 = varies or unknown)[3-4 digits]
- BLOCK 6: Cutter (name of producer: from "map cutter")[variable length]
- BLOCK 7: Series (unique number for data items matching in all of other identifiers)[4 digits]
- BLOCK 8: Format Code [variable length but usually 1 character]
Examples:
The coverage is geographically identified by the primary geography of the coverage set FIRST.
Then Location Identification codes will consist of a 4-digit 'primary' location identifier and then an unrestricted length sub-location identifier. Some examples will help.
| 37811.0001 |
[Connecticut USGS 7.5 Quad][Bashbish Falls] |
| 37811.0002 |
[Connecticut USGS 7.5 Quad][Ashley Falls] |
| 37811.1408 |
[Connecticut USGS 7.5 Quad][Lloyd Harbor] |
| 37810.0001-NE |
[Connecticut USGS 3.75 Quarter Quad][Bashbish Falls Northeast Corner] |
| 37810.0001-SE |
[Connecticut USGS 3.75 Quarter Quad][Bashbish Falls Southeast Corner] |
| 37810.0001-SW |
[Connecticut USGS 3.75 Quarter Quad][Bashbish Falls Southwest Corner] |
| 37810.0001-NW |
[Connecticut USGS 3.75 Quarter Quad][Bashbish Falls Northwest Corner] |
| 37814.9894 |
[Hartford Metropolitan Water District MDC9894 West Hartford] |
| 37814.9894-08 |
[Hartford Metropolitan Water District MDC9894 West Hartford][SubUnit 08] |
| 37814.9894-09 |
[Hartford Metropolitan Water District MDC9894 West Hartford][SubUnit 09] |
| 37836.0001 |
[Guilty until proven innocent Judicial District] |
| 37836.0001-HJ |
[Guilty until proven innocent Judicial District][Hang'n Judge's Courtroom] |
- hydr.37811.0014.1994.s250.usgs.1.m.zip
- Hydrography, Connecticut, Mathematical Geography, USGS 7.5 Minute Quadrangles, #0014, 1994, Scale 1:250,000, USGS, 1st or only in series, Mapinfo MIF/MID Format.
- soil.37811.0043.1995.s24.usgs.1.e.zip
- Soils, Connecticut, Mathematical Geography, USGS 7.5 Minute Quadrangles, Spring Hill (0043), 1995, Scale 1:24,000, USGS, 1st or only in series, ESRI ArcInfo E00 Format.
- soil.37840.001.1995.s100.ctdep.1.e.zip
- Soils, Connecticut, Minor Administrative Geography, Towns and Townships, Andover (001), 1995, Scale 1:100,000, Conn. DEP, 1st or only in series, ESRI ArcInfo E00 Format.
- hdimg.37127.0003.1845.s00.unkn.1.s.sid
- Historical Digital Image, Northeast Atlantic Region, Physical Geography, Sounds or Bays or Tidal Marshes, Block Island Sound, 1845, Unknown Scale, Unknown producer, 1st or only in series, MrSID Image Format
