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USGS IN YOUR STATE

USGS Water Science Centers are located in each state.

Arizona Water Science Center Projects and Programs

Current Projects and Programs

Statewide or Regional

• Arizona Rural Watershed Initiative Projects
  
  
• Arizona Surface-water Stations
  
  
• Arizona Water Use
  
  
• Development and Demonstration of a Method for Assessment and Mapping of Ground-Water Availability
  
  
• National Stream Quality Accounting Network (NASQAN)
  
  
• National Water-Quality Assessment (NAWQA) — Central Arizona Basins
  
  
• Northern Arizona Regional Ground-Water Flow Model
  
  
• Regional Monitoring and Assessment Program (REMAP)

Research and Development

• Particle Tracking for Embedded Finite Difference Models

Northern Arizona

• Black Mesa Monitoring Program
  
  
• C Aquifer Monitoring Program, Little Colorado River Basin, Arizona
  
  
• Monitoring and research of streamflow, sediment transport, and water quality in the Colorado River Ecosystem between Glen Canyon Dam and Lake Mead
  
  
• Hydrogeologic Investigation of the Detrital, Hualapai, and Sacramento Valleys of Northwestern Arizona: A Project of the Rural Watershed Initiative
  
  

Central Arizona Alluvial Basins

• Maricopa County Urban Stormwater Quality

Southern Arizona Alluvial Basins

• Air Force Plant 44
  
  
• Aquifer-Storage Change and Land-Subsidence Monitoring in the Tucson Active Management Area
  
  
• Assessment of Urban-Enhanced Recharge in the Sierra Vista Subwatershed, Arizona
  
  
• Dos Pobres/San Juan Project Ground-Water Monitoring, Graham County, Arizona
  
  
• Hydrogeologic Investigation of the Middle San Pedro Watershed, Southeastern Arizona: A Project of the Rural Watershed Initiative
  
  
• Monitoring ground-water/surface-water interactions of the San Pedro River in the Sierra Vista Subwatershed, Arizona
  
  
• Monitoring sustainability of ground-water use in the Sierra Vista Subwatershed, Arizona
  
  
• Investigation of the Hydrologic Monitoring Network of the Willcox and Douglas Basins of Southeastern Arizona: A Project of the Rural Watershed Initiative

Lower Colorado River

• Identification and Analysis of Points of Diversion along the Lower Colorado River in Support of Decree Accounting
  
  
• Lower Colorado River Studies
  
  
• Update of the Accounting Surface along the Lower Colorado River

Completed Projects and Programs

Statewide or Regional

• Dissolved Solids in Major Aquifers and Major Rivers in the Southwest
  
  
• Level 1 Baseline Water-Quality Inventory of Selected National Parks of the Southern Colorado Plateau Inventory and Monitoring Network, Four Corners Region
  
  
• Southwest Ground-Water Resources

Northern Arizona

• Assessment of water resource conditions and potential effects of ground-water development of the C aquifer in the area of Leupp, Arizona
  
  
• Development of a management tool for predicting multidimensional and one-dimensional sand transport in the Colorado River ecosystem
  
  
• Geohydrologic Characterization of the Carmel Formation—the confining unit between the N and D aquifers, Black Mesa, northern Arizona
  
  
• Investigation of the Geology and Hydrology of the Coconino Plateau of Northern Arizona: A Project of the Arizona Rural Watershed Initiative
  
  
• Storage Capacity and Areas of Leakage for Upper Lake Mary, near Flagstaff, Arizona

Central Arizona Highlands

• Hard Rock Mining Contamination in Arid Southwest Alluvial Basins—Pinal Creek, Arizona
  
  
• Investigation of the Geology and Hydrology of the Mogollon Highlands of Central Arizona: A Project of the Arizona Rural Watershed Initiative
  
  
• Investigation of the Geology and Hydrology of the Upper and Middle Verde River Watersheds of Central Arizona: A Project of the Arizona Rural Watershed Initiative

Central Arizona Alluvial Basins

• Determination of Channel Adjustment Rates for Selected Stream Locations in Maricopa County, Arizona
  
  
• Selection of Manning’s Roughness Coefficient for Natural and Constructed Vegetated and Non-Vegetated Channels, and Vegetation Maintenance Plan Guidelines for Vegetated Channels in Central Arizona

Southern Arizona Alluvial Basins

• Development of methods to estimate ground-water recharge, Rillito Creek, Arizona
  
  
• Effects of Wildfire on Water Quality of Lowland Leopard Frog Habitat at Saguaro National Park, Arizona
  
  
• Recharge Potential in Ephemeral Stream Channels near Sierra Vista, Arizona
  
  
• Water needs of the riparian vegetation within the San Pedro Riparian National Conservation Area, Cochise County, Arizona

Lower Colorado River

• Lower Colorado River Streamflow and Reservoir-Contents Error Analysis
  
  
• Science Support for Management of the Surface-Water/Ground-Water System in the Yuma Area
  
  
• Soil-Water Content and Salinity Monitoring in Habitat Restoration Site at Cibola National Wildlife Refuge, Lower Colorado River, Arizona