Ground water in the Lajas Valley, Puerto Rico /

Water quality and landscape processes of four watersheds in eastern Puerto Rico /
Published: (2012)

A well system to recover usable water from a freshwater-saltwater aquifer in Puerto Rico /
by: Zack, Allen L.
Published: (1988)

Surface-water, water-quality, and ground-water assessment of the Municipio of Carolina, Puerto Rico, 1997-99 /
Published: (2002)

Surface-water, water-quality, and ground-water assessment of the Municipio of Comerío, Puerto Rico, 1997-99 /
Published: (2001)

Surface-water, water-quality, and ground-water assessment of the Municipio of Mayaguez, Puerto Rico, 1999-2002 /
by: Rodríguez-Martínez, Jesús
Published: (2004)

Surface-water, water-quality, and ground-water assessment of the Municipio of Carolina, Puerto Rico, 1997-99 /
Published: (2002)

The management and control of water in Puerto Rico /
by: Avilés Cordero, Isidoro
Published: (1969)

Ground-water resources of the Caguas-Juncos Valley, Puerto Rico /
by: Puig, Juan C. (Juan Carlos)
Published: (1993)

Estimated water withdrawals and use in Puerto Rico, 2015 /
by: Molina-Rivera, Wanda L., et al.
Published: (2021)

Hydrogeology of the karst of Puerto Rico /
by: Giusti, Ennio V.

Ground-water resources of alluvial valleys in northeastern Puerto Rico : Río Espíritu Santo to Río Demajagua area /
by: Pérez-Blair, Francisco
Published: (1997)

Potentiometric surface of the alluvial aquifer and hydrologic conditions near Gurabo and Juncos, Puerto Rico, March 1988 /
by: Puig, Juan Carlos, et al.
Published: (1990)

Surface-water, water-quality, and ground-water assessment of the municipio of Caguas, Puerto Rico, 1997-99 /
Published: (2001)

Ground-water resources of alluvial valleys in northeastern Puerto Rico : Río Espíritu Santo to Río Demajagua area.
by: Pérez-Blair, Francisco
Published: (1997)

Ground-water resources of the Caguas-Juncos Valley, Puerto Rico /
by: Puig, Juan C., et al.
Published: (1993)

Source, use, and disposition of freshwater in Puerto Rico, 2005 /
by: Molina-Rivera, Wanda L.
Published: (2009)

Analysis of flow durations for selected streams in Puerto Rico through 1994 /
by: Atkins, J. B.
Published: (1999)

Detection of conduit-controlled ground-water flow in northwestern Puerto Rico using aerial photograph interpretation and geophysical methods /
by: Rodríguez-Martínez, Jesús
Published: (2000)

Wages, productivity, and industrialization in Puerto Rico /
by: Reynolds, Lloyd George, 1910-
Published: (1965)

Surface-water, water-quality, and ground-water assessment of the Municipio of Comerío, Puerto Rico, 1997-99 /
Published: (2001)

Water resources of the Maunabo Valley, Puerto Rico /
by: Adolphson, D. G. (Donald G.), 1928-1990, et al.
Published: (1977)

Reconnaissance of the ground-water resources of Vieques Island, Puerto Rico /
by: Torres-González, Sigfredo
Published: (1989)

Hydrology of Laguna Joyuda, Puerto Rico.
by: Santiago-Rivera, Luis
Published: (1995)

Water resources of Puerto Rico /
by: Wilson, Herbert M. (Herbert Michael), 1860-1920
Published: (1899)

Hydrogeology and hydrology of the Punta Cabullones wetland area, Ponce, southern Puerto Rico, 2007-08 /
by: Rodríguez-Martínez, Jesús, et al.
Published: (2014)

Characterization of springflow in the north coast limestone of Puerto Rico using physical, chemical, and stable isotopic methods.
by: Rodríguez-Martínez, Jesús
Published: (1997)

Quantitative analysis of residential water-use patterns in Mayaguez, Puerto Rico /
by: Guilbe, Ausberto
Published: (1969)

Groundwater-quality survey of the south coast aquifer of Puerto Rico, April 2 through May 30, 2007 /
by: Rodríguez, José M.
Published: (2009)

Hydrogeology of the north coast limestone aquifer system of Puerto Rico.
by: Rodríguez-Martínez, Jesús
Published: (1995)

Puerto Rico : culture, politics, and identity /
by: Morris, Nancy
Published: (1995)

Hydraulic analyses of water-surface profiles in the vicinity of the Coamo Dam and Highway 52 Bridge, southern Puerto Rico : flood analyses as related to the flood of October 7, 1985 /
by: Johnson, Karl G., et al.
Published: (1987)

Hydrologic, water-quality, biological and sedimentation characteristics of Laguna Grande, Fajardo, Puerto Rico, March 2007-February 2009 /
by: Soler-López, Luis R.
Published: (2010)

Geohydrology and simulation of ground-water flow in the Salinas to Patillas area, Puerto Rico.
by: Quiñones-Aponte, Vicente
Published: (1996)

Hydrology and simulation of ground-water flow in the Aguadilla to Rio Camuy area, Puerto Rico.
by: Tucci, Patrick
Published: (1996)

Hydrogeology of Puerto Rico and the outlying islands of Vieques, Culebra, and Mona /
by: Gómez-Gómez, Fernando, et al.
Published: (2014)

Surface-water, water-quality, and ground-water assessment of the Municipio of Caguas, Puerto Rico, 1997-99 /
by: Gómez-Gómez, Fernando
Published: (2001)