Index to Maryland Topographic Maps

• Use the interactive map to find the name of Maryland quadrangles.  Your browser must have javascript enable to use the map.  Otherwise, use the table below to locate quadrangle names using the the index numbers on the map. Map index numbers (A1, E18, L32, etc.) are keyed to the accompanying quadrangle index map .
• These quad maps are for sale in limited quantities over-the-counter or by mail. Price is $8.50 per copy. When ordering by mail, please specify quadrangle name, not the number. Include $2 for a mailing tube; otherwise, the map will be mailed folded.
• Postage or shipping
  • On orders less than $10, add $1.00
  • on orders totaling $10.00 or more, add 10% for postage or shipping.
• If you are interested in the map covering a specific site, you may not be able to identify the appropriate quadrangle with certainty on this index map. If you are not sure of the quad name, please contact the MGS Publications Office at (410) 554-5500 for assistance.

INDEX MAP OF 7.5-MINUTE QUADRANGLES COVERING MARYLAND

Click on the grid to find the quadrangle name. (Click a second time to remove the pop-up).

examples:

• A15 is the Hagerstown quadrangle;
• L23 is the Leonardtown quadrangle

Compiled by Maryland Geological Survey, 2300 St. Paul Street, Baltimore, MD 21218
This electronic version of "Fact Sheet No.5 " was prepared by R.D. Conkwright, Division of Coastal and Estuarine Geology, Maryland Geological Survey.