Improving American River flood frequency analyses /
| Coauteur: | |
|---|---|
| Formaat: | Licensed eBooks |
| Taal: | Engels |
| Gepubliceerd in: |
Washington, D.C. :
National Academy Press,
1999.
|
| Reeks: | Compass series (Washington, D.C.)
|
| Online toegang: | https://search.ebscohost.com/login.aspx?direct=true&scope=site&db=nlebk&AN=8692 |
Inhoudsopgave:
- Improving American River Flood Frequency Analyses
- Copyright
- Preface
- Contents
- Executive Summary
- DATA SOURCES AND NON-STATIONARITY
- FLOOD FREQUENCY ANALYSIS
- IMPLICATIONS FOR FLOODPLAIN CERTIFICATION
- RESEARCH NEEDS
- 1 Sacramento and the Struggle to Manage Flood Risk
- SETTLING IN THE FLOODPLAIN
- RISK REDUCTION EFFORTS
- CURRENT PLANNING EFFORTS AND CONTROVERSIES
- Flood Flow Frequency Relationships
- Hydrologic Risk and Uncertainty Analysis
- TECHNICAL ISSUES AND POLICY IMPLICATIONS
- USACE Approach
- Analyses
- Reactions to USACE Analysis
- 2 Data Sources
- GENERAL DESCRIPTION OF FLOOD FREQUENCY DATA
- Systematic Streamflow Data
- Precipitation Data
- Historical Flood Data
- Paleoflood Data
- Regional Analyses of Hydrometeorologic Extremes
- AMERICAN RIVER DATA
- Homogeneity of the Systematic Flood Record
- Historical Activities in the American River Basin
- Historical Data
- Paleoflood Data
- Envelope Curves
- Probable Maximum Flood
- SUMMARY
- 3 Flood Frequency Estimates for the American River
- INTRODUCTION
- BULLETIN 17-B
- Estimation of the Skew Parameter
- Outliers
- Historical and Paleoflood Information
- Alternative Treatments of Outliers and Historical and Paleoflood Information
- Censoring
- Historical and Paleoflood Data
- EXPECTED PROBABILITY
- SUMMARY OF COMMITTEE APPROACH
- ANALYSIS OF AMERICAN RIVER DATA
- Estimation of Average Three-Day Flows from Instantaneous Peak Flows
- Generalized Skew Coefficient
- Alternative Frequency Estimates for the American River Data
- Results
- Low Censoring
- Beyond Bulletin 17-B
- SUMMARY
- 4 Climate and Floods: Role of Non-Stationarity
- GENERAL METEOROLOGICAL FEATURES OF MAJOR FLOODS
- OBSERVED CLIMATE AND STREAMFLOW VARIABILITY
- Non-Stationarity of American River Floods
- Trends in Systematic Records of Other Nearby Basins.
- Trends in California
- U.S. Trends
- Relation of American River to Trends in Hemispheric Circulation
- Changes in Seasonality
- Trends in Longer Proxy Records
- SOURCES OF SIERRA NEVADA CLIMATE VARIABILITY
- El Nino/Southern Oscillation (ENSO)
- Western US. and California Climate Relations to ENSO
- Regimes of El Niño/Southern Oscillation
- Pacific Decadal Oscillation
- The Pacific Decadal Oscillation as a Potential Modulator of ENSO Effects
- Regimes in ENSO Resulting from PDO Decadal Modulation
- Other Potential PDO Effects Not Involving ENSO
- Other Potential Natural Influences on California
- GLOBAL CHANGE ISSUES
- SUMMARY
- 5 Summary and Recommendations
- RECOMMENDED FLOOD FREQUENCY DISTRIBUTION
- BEYOND BULLETIN 17-B
- POST-1950 INCREASE IN FREQUENCY OF LARGE FLOODS
- IMPLICATIONS FOR FLOODPLAIN CERTIFICATION
- RESEARCH NEEDS
- References
- Appendix Biographical Sketches of Committee Members.