Skip to main content
U.S. flag

An official website of the United States government

Here’s how you know

Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

HTTPS

Secure .gov websites use HTTPS
A lock (LockA locked padlock) or https:// means you have safely connected to the .gov website. Share sensitive information only on official, secure websites.

  • Environmental Topics
  • Laws & Regulations
  • Report a Violation
  • About EPA
Contact Us

Grantee Research Project Results

Publications Details for Grant Number R833025

Hydrologic Thresholds for Biodiversity in Semiarid Riparian Ecosystems: Importance of Climate Change and Variability

RFA: Nonlinear Responses to Global Change in Linked Aquatic and Terrestrial Ecosystems and Effects of Multiple Factors on Terrestrial Ecosystems: A Joint Research Solicitation- EPA, DOE (2005)

Other Views

  • All
    Publications
  • Selected
    Publication Types
  • Journal
    Articles
  • Publications Submitted
    After Final Report
  • Redisplay this page without
    Reference Title, Journal, and Author Columns
  • Display this Page
    in RIS Format
Dissertation/Thesis (1)
Journal Article (15)
Presentation (34)
Report (1)
Reference Type Reference Title Journal Author Citation Progress Report Year Document Sources
Dissertation/Thesis Modeling stream-aquifer interactions during floods and baseflow: Upper San Pedro River, southeastern Arizona. None Simpson SC Simpson SC. Modeling stream-aquifer interactions during floods and baseflow: Upper San Pedro River, southeastern Arizona. M.S. Thesis. University of Arizona, Tucson, AZ, June 2008. R833025 (2008)
R833025 (Final)
  • Full-text: University of Arizona-Full Text PDF
    Exit
  • Abstract: University of Arizona-Abstract
    Exit
Journal Article Quantifying mountain block reharge by means of catchment-scale storeage-discharge relationships. WATER RESOURCES RESEARCH Ajami H, Troch PA, Maddock III T, Meixner T, Eastoe C Ajami H, Troch PA, Maddock III T, Meixner T, Eastoe C. Quantifying mountain block reharge by means of catchment-scale storeage-discharge relationships. Water Resources Research 2011;47(4):W04504 (14 pp.). R833025 (Final)
  • Full-text: Wiley-Full Text HTML
    Exit
  • Abstract: Wiley-Abstract
    Exit
  • Other: Wiley-Full Text PDF
    Exit
Journal Article Impact of land-surface elevation and riparian evapotranspiration seasonality on groundwater budget in MODFLOW models. HYDROGEOLOGY JOURNAL Ajami H, Meixner T, Maddock III T, Hogan JF, Guertin DP Ajami H, Meixner T, Maddock III T, Hogan JF, Guertin DP. Impact of land-surface elevation and riparian evapotranspiration seasonality on groundwater budget in MODFLOW models. Hydrogeology Journal 2011;19(6):1181-1188. R833025 (Final)
  • Abstract: Springer-Abstract
    Exit
Journal Article RIPGIS-NET: a GIS tool for riparian groundwater evapotranspiration in MODFLOW. GROUND WATER Ajami H, Maddock III T, Meixner T, Hogan JF, Guertin DP Ajami H, Maddock III T, Meixner T, Hogan JF, Guertin DP. RIPGIS-NET:a GIS tool for riparian groundwater evapotranspiration in MODFLOW. Ground Water 2012;50(1):154-158. R833025 (Final)
  • Abstract from PubMed
  • Full-text: ResearchGate-Full Text PDF
    Exit
  • Abstract: Wiley-Abstract
    Exit
  • Other: Wiley-Full Text PDF
    Exit
Journal Article Seasonalizing mountain system recharge in semi-arid basins-climate change impacts. GROUND WATER Ajami H, Meixner T, Dominguez F, Hogan J, Maddock III T Ajami H, Meixner T, Dominguez F, Hogan J, Maddock III T. Seasonalizing mountain system recharge in semi-arid basins-climate change impacts. Ground Water 2012;50(4):585-597. R833025 (Final)
  • Abstract from PubMed
  • Abstract: Wiley Online-Abstract
    Exit
Journal Article The Goldilocks effect: intermittent streams sustain more plant species than those with perennial or ephemeral flow. FRESHWATER BIOLOGY Katz GL, Denslow MW, Stromberg JC Katz GL, Denslow MW, Stromberg JC. The Goldilocks effect:intermittent streams sustain more plant species than those with perennial or ephemeral flow. Freshwater Biology 2012;57(3):467-480. R833025 (Final)
  • Full-text: Wiley-Full-text PDF
    Exit
  • Abstract: Wiley-Abstract & Full-text HTML
    Exit
Journal Article Carbon and nitrogen export from semiarid uplands to perennial rivers:connections and missing links, San Pedro River, Arizona, USA. GEOGRAPHY COMPASS Meixner T, Brooks P, Hogan J, Soto C, Simpson S Meixner T, Brooks P, Hogan J, Soto C, Simpson S. Carbon and nitrogen export from semiarid uplands to perennial rivers:connections and missing links, San Pedro River, Arizona, USA. Geography Compass 2012;6(9):546-559. R833025 (Final)
  • Full-text: Wiley-Full-text PDF
    Exit
  • Abstract: Wiley-Abstract & Full-text HTML
    Exit
Journal Article Modeling effects of floods on streambed hydraulic conductivity and groundwater-surface water interactions. WATER RESOURCES RESEARCH Simpson SC, Meixner T Simpson SC, Meixner T. Modeling effects of floods on streambed hydraulic conductivity and groundwater-surface water interactions. Water Resources Research 2012;48(2):W02515 (13 pp.). R833025 (Final)
  • Full-text: Wiley-Full-text PDF
    Exit
  • Abstract: Wiley-Abstract & Full-text HTML
    Exit
Journal Article The role of flood size and duration on streamflow and riparian groundwater composition in a semi-arid basin. JOURNAL OF HYDROLOGY Simpson SC, Meixner T, Hogan JF Simpson SC, Meixner T, Hogan JF. The role of flood size and duration on streamflow and riparian groundwater composition in a semi-arid basin. Journal of Hydrology 2013;488:126-135. R833025 (Final)
  • Full-text: ScienceDirect-Full-text HTML
    Exit
  • Abstract: ScienceDirect-Abstract
    Exit
  • Other: ScienceDirect-Full-text PDF
    Exit
Journal Article The influence of local hydrogeologic forcings on near-stream event water recharge and retention (Upper San Pedro River, Arizona). HYDROLOGICAL PROCESSES Simpson SC, Meixner T Simpson SC, Meixner T. The influence of local hydrogeologic forcings on near-stream event water recharge and retention (Upper San Pedro River, Arizona). Hydrological Processes 2013;27(4):617-621. R833025 (Final)
  • Abstract: Wiley-Abstract
    Exit
Journal Article Effects of measurement resolution on the analysis of temperature time series for stream-aquifer flux estimation. WATER RESOURCES RESEARCH Soto-Lopez CD, Meixner T, Ferre TPA Soto-Lopez CD, Meixner T, Ferre TPA. Effects of measurement resolution on the analysis of temperature time series for stream-aquifer flux estimation. Water Resources Research 2011;47(12):W12602 (5 pp.). R833025 (Final)
  • Full-text: Wiley-Full-text PDF
    Exit
  • Abstract: Wiley-Abstract & Full-text HTML
    Exit
Journal Article Ephemeral wetlands along a spatially intermittent river: temporal patterns of vegetation development. WETLANDS Stromberg JC, Hazelton AF, White MS, White JM, Fischer RA Stromberg JC, Hazelton AF, White MS, White JM, Fischer RA. Ephemeral wetlands along a spatially intermittent river:temporal patterns of vegetation development. Wetlands 2009;29(1):330-342. R833025 (2008)
R833025 (2009)
R833025 (Final)
  • Full-text: ResearchGate-Full Text PDF
    Exit
  • Abstract: SpringerLink-Abstract
    Exit
Journal Article Plant species richness in ephemeral and perennial reaches of a dryland river. BIODIVERSITY AND CONSERVATION Stromberg JC, Hazelton AF, White MS Stromberg JC, Hazelton AF, White MS. Plant species richness in ephemeral and perennial reaches of a dryland river. Biodiversity and Conservation 2009;18(3):663-677. R833025 (2008)
R833025 (2009)
R833025 (Final)
  • Abstract: Springerlink-Abstract
    Exit
Journal Article Effects of stream flow patterns on riparian vegetation of a semiarid river: implications for a changing climate. RIVER RESEARCH AND APPLICATIONS Stromberg JC, Lite SJ, Dixon MD Stromberg JC, Lite SJ, Dixon MD. Effects of stream flow patterns on riparian vegetation of a semiarid river: implications for a changing climate. River Research and Applications 2010;26(6):712-729. R833025 (Final)
  • Full-text: ADWR-Full Text PDF
  • Abstract: Wiley-Abstract
    Exit
Journal Article A century of riparian forest expansion following extreme disturbance: spatio-temporal change in Populus/Salix/Tamarix forests along the Upper San Pedro River, Arizona, USA FOREST ECOLOGY AND MANAGEMENT Stromberg JC, Tluczek MGF, Hazelton AF, Ajami H Stromberg JC, Tluczek MGF, Hazelton AF, Ajami H. A century of riparian forest expansion following extreme disturbance:spatio-temporal change in Populus/Salix/Tamarix forests along the Upper San Pedro River, Arizona, USA. Forest Ecology and Management 2010;259(6):1181-1189. R833025 (2009)
R833025 (Final)
  • Full-text: ScienceDirect-Full Text HTML
    Exit
  • Abstract: ScienceDirect-Abstract
    Exit
  • Other: ScienceDirect-Full Text PDF
    Exit
Journal Article Clogging of an effluent dominated semiarid river: a conceptual model of stream-aquifer interactions. JOURNAL OF THE AMERICAN WATER RESOURCES ASSOCIATION Treese S, Meixner T, Hogan JF Treese S, Meixner T, Hogan JF. Clogging of an effluent dominated semiarid river:a conceptual model of stream-aquifer interactions. Journal of the American Water Resources Association 2009;45(4):1047-1062. R833025 (2009)
R833025 (Final)
  • Full-text: Pima County-Full Text PDF
  • Abstract: Wiley-Abstract
    Exit
Presentation Application of GIS based tools for groundwater recharge and evapotranspiration estimation: Arc-Recharge and RIPGIS-NET. None Ajami H, Hogan JF, Maddock T, Meixner T Ajami H, Hogan JF, Maddock T, Meixner T. Application of GIS based tools for groundwater recharge and evapotranspiration estimation: Arc-Recharge and RIPGIS-NET. Presented at the American Geophysical Union (AGU) Annual Fall Meeting, San Francisco, CA, December 10-14, 2007 (abstract H11F-0845). R833025 (2008)
R833025 (2009)
R833025 (Final)
  • Abstract: AGU-Abstract
    Exit
Presentation Quantifying spatial and temporal variability of mountain system recharge in semi-arid catchments. None Ajami H, Hogan JF, Maddock T, Meixner T, Troch PA Ajami H, Hogan JF, Maddock T, Meixner T, Troch PA. Quantifying spatial and temporal variability of mountain system recharge in semi-arid catchments. Presented at the American Geophysical Union (AGU) Annual Fall Meeting, San Francisco, CA, December 15-19, 2008 (abstract H13G-1011). R833025 (2009)
R833025 (Final)
  • Abstract: AGU-Abstract
    Exit
Presentation Application of GIS based tools for groundwater recharge and evapotranspiration estimation: Arc-Recharge and RIPGIS-NET. None Ajami H, Meixner T, Maddock T, Hogan JF Ajami H, Meixner T, Maddock T, Hogan JF. Application of GIS based tools for groundwater recharge and evapotranspiration estimation: Arc-Recharge and RIPGIS-NET. Presented at El Dia Del Agua, Tucson, AZ, March 6, 2008. R833025 (2009)
R833025 (Final)
not available
Presentation Quantifying temporal and spatial variability of mountain system recharge in semi-arid catchments. None Ajami H, Troch P, Maddock III T, Meixner T, Hogan JF Ajami H, Troch P, Maddock III T, Meixner T, Hogan JF. Quantifying temporal and spatial variability of mountain system recharge in semi-arid catchments. Presented at the National Groundwater Association (NGWA) Groundwater Summit, Tucson, AZ, April 19-23, 2009. R833025 (2009)
R833025 (Final)
not available
Presentation Quantifying mountain block recharge by means of catchment-scale storage-discharge relationships. None Ajami H, Troch P, Maddock III T, Meixner T, Eastoe CJ Ajami H, Troch P, Maddock III T, Meixner T, Eastoe CJ. Quantifying mountain block recharge by means of catchment-scale storage-discharge relationships. Presented at the American Geophysical Union (AGU) Annual Fall Meeting, San Francisco, CA, December 14-18, 2009 (abstract H33G-0961). R833025 (Final)
  • Abstract: AGU-Abstract
    Exit
Presentation Quantifying temporal and spatial variability of mountain system recharge in semi-arid catchments. None Ajami H, Troch P, Maddock III T, Meixner T, Hogan JF Ajami H, Troch P, Maddock III T, Meixner T, Hogan JF. Quantifying temporal and spatial variability of mountain system recharge in semi-arid catchments. Presented at El Dia Del Agua, Tucson, AZ, March 26, 2009. R833025 (2009)
R833025 (Final)
not available
Presentation Statistical characterization of ecologically significant streamflow parameters in southwestern basins. None Barnes M, Meixner T Barnes M, Meixner T. Statistical characterization of ecologically significant streamflow parameters in southwestern basins. Presented at El Dia Del Agua, Tucson, AZ, March 26, 2009. R833025 (2009)
R833025 (Final)
not available
Presentation Climate impacts and water sources in the riparian zone, “Climate and riparian areas: connecting the dots – climate change/variability and ecosystem impacts in southwestern riparian areas.” None Hogan JF Hogan JF. Climate impacts and water sources in the riparian zone, “Climate and riparian areas: connecting the dots – climate change/variability and ecosystem impacts in southwestern riparian areas.” Presented at the 21st Annual Meeting of the Arizona Riparian Council, Casa Grande, AZ, April 11-13, 2007. R833025 (2008)
R833025 (2009)
R833025 (Final)
not available
Presentation Riparian water sources: regional groundwater discharge and flood driven recharge, “Can we have it all?” None Hogan JF, Meixner T Hogan JF, Meixner T. Riparian water sources: regional groundwater discharge and flood driven recharge, “Can we have it all?” Presented at the 25th Annual Meeting of the Arizona Hydrological Society, Tucson, AZ, August 28-30, 2007. R833025 (2008)
R833025 (2009)
R833025 (Final)
not available
Presentation Riparian dendrochemistry: detecting rare-earth elements in trees along an effluent-dominated desert river. None McCoy AL, Sheppard PR, Meixner T McCoy AL, Sheppard PR, Meixner T. Riparian dendrochemistry: detecting rare-earth elements in trees along an effluent-dominated desert river. Poster presented at the American Geophysical Union (AGU) Annual Fall Meeting, San Francisco, CA, December 15-19, 2008 (abstract H21C-0836). R833025 (2009)
R833025 (Final)
  • Abstract: AGU-Abstract
    Exit
Presentation Significance of overland flow in sustaining water resources of arid and semi-arid rivers-water quantity and quality implications. None Meixner T, Hogan JF, Brooks PD, Oelsner GP, Soto-Lopez CD, Baillie MN, Simpson SC Meixner T, Hogan JF, Brooks PD, Oelsner GP, Soto-Lopez CD, Baillie MN, Simpson SC. Significance of overland flow in sustaining water resources of arid and semi-arid rivers-water quantity and quality implications. Presented at the American Geophysical Union (AGU) Annual Fall Meeting, San Francisco, CA, December 10-14, 2007 (abstract H51J-07). R833025 (2008)
R833025 (2009)
R833025 (Final)
  • Abstract: AGU-Abstract
    Exit
Presentation Groundwater sources, flow paths, and residence times in the Middle Verde River Watershed. None Meixner T Meixner T. Groundwater sources, flow paths, and residence times in the Middle Verde River Watershed. Presented at the Arizona Riparian Council Meeting, Prescott, AZ, April 11, 2008. R833025 (2009)
R833025 (Final)
not available
Presentation Biogeochemical connectivity in a semi-arid river basin: San Pedro River, Arizona. None Meixner T, Brooks PD, Hogan JF Meixner T, Brooks PD, Hogan JF. Biogeochemical connectivity in a semi-arid river basin: San Pedro River, Arizona. Presented at the American Geophysical Union (AGU) Annual Fall Meeting, San Francisco, CA, December 15-19, 2008 (abstract H24D-07). R833025 (2009)
R833025 (Final)
  • Abstract: AGU-Abstract
    Exit
Presentation Altered rivers – distorted processes: the effect of effluent on stream-groundwater connections of the Upper Santa Cruz River. None Meixner T Meixner T. Altered rivers – distorted processes: the effect of effluent on stream-groundwater connections of the Upper Santa Cruz River. Presented to the Arizona Department of Water Resources, Phoenix, AZ, February 20, 2008. R833025 (2009)
R833025 (Final)
not available
Presentation Flood water recharge and processing in arid and semi-arid riparian areas. None Meixner T, Simpson SC, Soto-Lopez C, Hogan JF, Brooks PD Meixner T, Simpson SC, Soto-Lopez C, Hogan JF, Brooks PD. Flood water recharge and processing in arid and semi-arid riparian areas. Presented at the 2008 AWRA Summer Specialty Conference: Riparian Ecosystems and Buffers: Working at the Waters Edge, Virginia Beach, VA, June 30-July 2, 2008. R833025 (2008)
R833025 (2009)
R833025 (Final)
not available
Presentation Hot moments lead to hot spots: the biogeochemical connectedness of semi-arid landscapes. None Meixner T, Brooks P, Hogan J Meixner T, Brooks P, Hogan J. Hot moments lead to hot spots: the biogeochemical connectedness of semi-arid landscapes. Presented at the Semi-Arid Hydrology and Riparian Areas (SAHRA) Annual Meeting, October 17, 2008. R833025 (2009)
R833025 (Final)
not available
Presentation Surface/groundwater interaction and influence on biogeochemical sustainability. None Meixner T, Hogan JF, Brooks PD Meixner T, Hogan JF, Brooks PD. Surface/groundwater interaction and influence on biogeochemical sustainability. Presented at the National Groundwater Association (NGWA) Groundwater Summit, Tucson, AZ, April 19-23, 2009. R833025 (2009)
R833025 (Final)
not available
Presentation Where does the river run? Lessons from a semi-arid river. None Meixner T, Soto CD, Richter H, Uhlman K Meixner T, Soto CD, Richter H, Uhlman K. Where does the river run? Lessons from a semi-arid river. Presented at the American Geophysical Union (AGU) Annual Fall Meeting, San Francisco, CA, December 14-18, 2009 (abstract H11F-0897). R833025 (Final)
  • Abstract: AGU-Abstract
    Exit
Presentation Climate change and Tucson water supply. None Meixner T Meixner T. Climate change and Tucson water supply. Presented to the Citizens Water Advisory Committee, Tucson, AZ, June 3, 2009. R833025 (Final)
not available
Presentation Biogeochemical connectivity in semi-arid rivers. None Meixner T Meixner T. Biogeochemical connectivity in semi-arid rivers. Presented at Okayama University, Okayama, Japan, January 12, 2010. R833025 (Final)
not available
Presentation Structure, function and engineering of desert river systems. None Meixner T Meixner T. Structure, function and engineering of desert river systems. Presented at the Environmental Sustainability Series, Arizona State University, Tempe, AZ, January 27, 2010. R833025 (Final)
not available
Presentation Defining flood recharge processes: Lower Bill Williams River, Western Arizona. None Simpson SC, Meixner T, Hogan JF Simpson SC, Meixner T, Hogan JF. Defining flood recharge processes: Lower Bill Williams River, Western Arizona. Presented at the American Geophysical Union (AGU) Annual Fall Meeting, San Francisco, CA, December 15-19, 2008 (abstract H31E-0918). R833025 (2009)
R833025 (Final)
  • Abstract: AGU-Abstract
    Exit
Presentation Determining water sources of the Lower Bill Williams River, Western Arizona. None Simpson SC, Meixner T, Hogan JF Simpson SC, Meixner T, Hogan JF. Determining water sources of the Lower Bill Williams River, Western Arizona. Presented at El Dia Del Agua, Tucson, AZ, March 6, 2008. R833025 (2009)
R833025 (Final)
not available
Presentation Defining flood recharge processes: Lower Bill Williams River, Western Arizona. None Simpson SC, Meixner T, Hogan JF Simpson SC, Meixner T, Hogan JF. Defining flood recharge processes: Lower Bill Williams River, Western Arizona. Presented at the National Groundwater Association (NGWA) Groundwater Summit, Tucson, AZ, April 19-23, 2009. R833025 (2009)
R833025 (Final)
not available
Presentation Defining the role of flood recharge across multiple scales. None Simpson SC, Meixner T Simpson SC, Meixner T. Defining the role of flood recharge across multiple scales. Presented at the American Geophysical Union (AGU) Annual Fall Meeting, San Francisco, CA, December 14-18, 2009 (abstract H33G-0959). R833025 (Final)
  • Abstract: AGU-Abstract
    Exit
Presentation Defining flood recharge processes: Bill Williams River. None Simpson SC, Meixner T, Hogan JF Simpson SC, Meixner T, Hogan JF. Defining flood recharge processes: Bill Williams River. Presented at El Dia Del Agua, Tucson, AZ, March 26, 2009. R833025 (2009)
R833025 (Final)
not available
Presentation Spatial and temporal variability of vertical flux between surface and ground waters at the Upper San Pedro River, AZ. None Soto-Lopez CD, Meixner T Soto-Lopez CD, Meixner T. Spatial and temporal variability of vertical flux between surface and ground waters at the Upper San Pedro River, AZ. Presented at El Dia del Agua, Tucson, AZ, March 6, 2008. R833025 (2009)
R833025 (Final)
not available
Presentation Changes in riparian forest cover along the Upper San Pedro River. None Stromberg JC, Hazelton AF, Tluczek M Stromberg JC, Hazelton AF, Tluczek M. Changes in riparian forest cover along the Upper San Pedro River. Poster presented at the Semi-Arid Hydrology and Riparian Areas (SAHRA) Annual Conference, Tucson, AZ, August 16-17, 2008. R833025 (2008)
R833025 (2009)
R833025 (Final)
not available
Presentation Ephemeral wetlands on ephemeral river reaches: role of seed banks and flood pulses. None Stromberg JC, Hazelton AF, White MS, White JM Stromberg JC, Hazelton AF, White MS, White JM. Ephemeral wetlands on ephemeral river reaches: role of seed banks and flood pulses. Presented at the North American Benthological Society (NABS) Annual Meeting, Salt Lake City, UT, May 23-31, 2008. R833025 (2008)
R833025 (2009)
R833025 (Final)
  • Abstract: NABS-Abstract
    Exit
Presentation Riparian forest change following extreme disturbance: case study of San Pedro River, Arizona. None Stromberg JC, Tluczek MGF, Hazelton AF Stromberg JC, Tluczek MGF, Hazelton AF. Riparian forest change following extreme disturbance:case study of San Pedro River, Arizona. Presented at the 94th Ecological Society of America (ESA) Annual Meeting, Albuquerque, NM, August 2-7, 2009. R833025 (2009)
R833025 (Final)
  • Abstract: ESA-Abstract
    Exit
Presentation Extreme floods and riparian forest response. None Stromberg JC, Tluczek MGF, Hazelton AF Stromberg JC, Tluczek MGF, Hazelton AF. Extreme floods and riparian forest response. Presented at the 2009 Annual Water Symposium, Arizona Hydrological Society, Scottsdale, AZ, September 1, 2009. R833025 (2009)
R833025 (Final)
not available
Presentation Extreme floods and riparian forest response. None Stromberg JC, Tluczek MGF, Hazelton AF Stromberg JC, Tluczek MGF, Hazelton AF. Extreme floods and riparian forest response. Presented at the Ninth Annual Semi-Arid Hydrology and Riparian Areas (SAHRA) Meeting, Tucson, AZ, September 24, 2009. R833025 (2009)
R833025 (Final)
not available
Presentation Long-term riparian forest change on the Upper San Pedro River. None Stromberg J, Tluczek M, Hazelton AF Stromberg J, Tluczek M, Hazelton AF. Long-term riparian forest change on the Upper San Pedro River. Presented at the Upper San Pedro Partnership Technical Committee Meeting, Sierra Vista, AZ, May 20, 2009. R833025 (2009)
R833025 (Final)
not available
Presentation The effect of effluent on stream-aquifer interactions. None Treese S, Meixner T, Hogan JF, McCoy A Treese S, Meixner T, Hogan JF, McCoy A. The effect of effluent on stream-aquifer interactions. Presented at El Dia Del Agua, Tucson, AZ, March 6, 2008. R833025 (2009)
R833025 (Final)
not available
Report Modeling stream-aquifer interactions during floods and baseflow: Upper San Pedro River, southeastern Arizona. None Simpson SC Simpson SC. Modeling Stream-Aquifer Interactions During Floods and Baseflow: Upper San Pedro River, Southeastern Arizona. Tucson, AZ: University of Arizona, 2007, 151 pp. R833025 (2009)
not available

Top of Page

The perspectives, information and conclusions conveyed in research project abstracts, progress reports, final reports, journal abstracts and journal publications convey the viewpoints of the principal investigator and may not represent the views and policies of ORD and EPA. Conclusions drawn by the principal investigators have not been reviewed by the Agency.

Site Navigation

  • Grantee Research Project Results Home
  • Grantee Research Project Results Basic Search
  • Grantee Research Project Results Advanced Search
  • Grantee Research Project Results Fielded Search
  • Publication search
  • EPA Regional Search

Related Information

  • Search Help
  • About our data collection
  • Research Grants
  • P3: Student Design Competition
  • Research Fellowships
  • Small Business Innovation Research (SBIR)
Contact Us to ask a question, provide feedback, or report a problem.
Last updated April 28, 2023
United States Environmental Protection Agency

Discover.

  • Accessibility
  • Budget & Performance
  • Contracting
  • EPA www Web Snapshot
  • Grants
  • No FEAR Act Data
  • Plain Writing
  • Privacy
  • Privacy and Security Notice

Connect.

  • Data.gov
  • Inspector General
  • Jobs
  • Newsroom
  • Open Government
  • Regulations.gov
  • Subscribe
  • USA.gov
  • White House

Ask.

  • Contact EPA
  • EPA Disclaimers
  • Hotlines
  • FOIA Requests
  • Frequent Questions

Follow.