01769oas 2200481 a 450 991069835650332120110916142638.0(CKB)3390000000047389(OCoLC)192133857(EXLCZ)99339000000004738920080220b20022005 |a engur|||||||||||txtrdacontentcrdamediacrrdacarrierWater resources dataMaryland, Delaware, and Washington, D.C[electronic resource]Baltimore, Md. Water Resources Division, U.S. Geological Survey8 volumes digital, PDF filesWater-data report"Prepared in cooperation with the states of Maryland, Delaware, Washington, D.C. and with other agencies."Maryland, Delaware, and Washington, D.C.Stream measurementsMarylandStatisticsPeriodicalsStream measurementsDelawareStatisticsPeriodicalsStream measurementsWashington Metropolitan AreaStatisticsPeriodicalsWater qualityMarylandStatisticsPeriodicalsWater qualityDelawareStatisticsPeriodicalsWater qualityWashington Metropolitan AreaStatisticsPeriodicalsStatistics.lcgftStream measurementsStream measurementsStream measurementsWater qualityWater qualityWater qualityGeological Survey (U.S.).Water Resources Division.GPOGPOGPOJOURNAL9910698356503321Water resources data1982357UNINA