TY - RPRT TI - Water resources data for Maryland, Delaware, and Washington, D.C, water year 2002, Volume 2. ground-water data AU - Michael J. Smigaj AU - Richard W. Saffer AU - Robert H. Pentz PY - 2003 DO - 10.3133/wdrmddedc022 UR - https://pubs.usgs.gov/publication/wdrMDDEDC022 ID - wdrMDDEDC022 ER -