|
|||||
Ground-water conditions in southern Florida |
This report has been reformatted for presentation on the World Wide Web. The official text of WRIR 01-4275 (6.3 MB download) is available in PDF format. The Adobe PDF Reader program is available, at no cost, from Adobe.
Real-Time Ground-Water Level Monitoring Network Design
Criteria for Selecting Network Wells
Well Construction and Period of Record
Analysis of Long-Term Water-Level Trends in Network Wells
Summary Statistics of Water-Level Data from Candidate Monitoring Wells
Determining Water-level and Rainfall Correlation
Application of Analytical Technique
Regression Analysis of Network Wells
Analysis of Water-Level and Chloride Data
Relation Between Chloride Concentrations and Water Levels
Selection of Index Wells by Aquifer
Water-Level and Chloride Concentration Trend and Correlation Results
Water-Level and Chloride Concentration Trend and Correlation Results
Water-Level and Chloride Concentration Trend and Correlation Results
Water-Level and Chloride Concentration Trend and Correlation Results
Water-Level and Chloride Concentration Trend and Correlation Results
Water-Level and Chloride Concentration Trend Results
Water-Level and Chloride Concentration Correlation Analysis
Portrayal of Real-Time Ground-Water Level Data
Appendix I: Well Construction and Period of Record
Appendix II: Results of Seasonal Kendall Trend Tests of Continuous Water-Level Data
Appendix III: Summary Statistics of Water-Level Data from Candidate Monitoring Wells
Figure 1. | Map showing location of study area | 48K |
Figure 2. | Column showing comparison of hydrogeologic nomenclature for southern Florida | 50K |
Figure 3. | Graphs showing population and ground-water use in the southeastern (Miami-Dade and Broward Counties), southwestern (Collier, Lee, and Hendry Counties), and northeastern (Palm Beach, Martin, and St. Lucie Counties) parts of the study area | 91K |
Figure 4. | Map showing locations of continuous ground-water level monitoring wells that were considered for the real-time ground-water level monitoring network in Collier, Lee, and Hendry Counties | 96K |
Figure 5. | Map showing locations of continuous ground-water level monitoring wells that were considered for the real-time ground-water level monitoring network in Palm Beach, Martin, and St. Lucie Counties | 146K |
Figure 6. | Map showing locations of continuous ground-water level monitoring wells that were considered for the real-time ground-water level monitoring network in Miami-Dade and Broward Counties | 132K |
Figure 7. | Graph showing effect of long-term trends on correlation analyses of water level in well and rainfall at well | 54K |
Figure 8. | Graphs showing comparison of smoothed average rainfall deviations and trend adjusted water-level deviations in well G-3264A | 55K |
Figure 9. | Graphs showing steps used in computation of rainfall model | 75K |
Figure 10. | Map showing locations of salinity monitoring wells | 98K |
Figure 11. | Box plot showing seasonal variation in chloride concentration in well G-1351 | 17K |
Figure 12. | Map showing network coverage defined by R2 analysis using index wells in the water table aquifer | 81K |
Figure 13. | Graphs showing comparison of smoothed average rainfall deviations (f-value = 1/26) and trend adjusted water-level deviations in well C-392 | 58K |
Figure 14. | Plots showing general and statistically significant trends in water level at selected wells in the lower Tamiami aquifer | 105K |
Figure 15. | Graph showing chloride concentration trends at wells C-489, C-525, C-528, and L-738 | 71K |
Figure 16. | Map showing network coverage defined by R2 analysis using index wells in the lower Tamiami aquifer | 85K |
Figure 17. | Plots showing general and statistically significant trends in water level at selected wells in the sandstone aquifer | 98K |
Figure 18. | Graph showing comparison of water levels at well L-2215 and water levels estimated at well L-2215 using water-level data from well L-729 | 32K |
Figure 19. | Graph showing comparison of water levels at well L-727 and water levels estimated at well L-727 using water-level data from well L-2186 | 68K |
Figure 20. | Graphs showing comparison of smoothed average rainfall deviations (f-value = 1/26) and trend adjusted water-level deviations in well HE-517 | 59K |
Figure 21. | Map showing network coverage defined by R2 analysis using index wells in the sandstone aquifer | 120K |
Figure 22. | Plots showing general and statistically significant trends in water level at selected wells in the mid-Hawthorn aquifer | 146K |
Figure 23. | Graphs showing chloride concentration trends at wells L-735, L-2820, L-2702, L-1109 and L-2640 in the mid-Hawthorn aquifer | 91K |
Figure 24. | Map showing network coverage defined by R2 analysis using index wells in the mid-Hawthorn aquifer | 81K |
Figure 25. | Map showing network coverage defined by R2 analysis using index wells in the surficial aquifer system | 169K |
Figure 26. | Graph showing comparison between water-level data from well STL-175 and estimation of water levels using data from well M-1004 | 30K |
Figure 27. | Map showing comparison of minimum monthly means of maximum daily water levels and long-term trends in water level and chloride concentration in the Biscayne aquifer | 157K |
Figure 28. | Graphs showing water-level and chloride concentration trends in selected wells in the Hialeah-Miami Springs Area | 87K |
Figure 29. | Graph showing chloride concentration in wells G-432 and G-901 | 27K |
Figure 30. | Graphs showing chloride concentration in wells G-1241, G-1435, G-2410 and G-2478 near the Hallandale Well Field | 70K |
Figure 31. | Graphs showing chloride concentration in wells G-854, G-2352, G-1343, G-2125, and G-2130 near Fort Lauderdale | 102K |
Figure 32. | Map showing network coverage defined by R2 analysis using index wells in the Biscayne aquifer | 162K |
Figure 33. | Map showing locations of surface-water monitoring sites as depicted on the real-time prototype website | 96K |
Figure 34. | Graph showing long-term chloride concentrations in well L-738, March 24, 1976, July 11, 2000 | 25K |
Figure 35. | Graphs showing water-level data for the previous 30 days, 90 days, and current year and comparison with the long-term data of well L-581 in the mid-Hawthorn aquifer, September 27, 2000 | 149K |
Figure 36. | Graph showing daily maximum water level in well L-581, September 28, 1975, to September 27, 2000 | 44K |
Figure 37. | Graph showing current and historical water levels in well L-581, September 16, 1999, to September 27, 2000 | 56K |
Figure 38. | Graph showing water levels in selected wells in Lee County, September 27, 2000 | 74K |
Table 1. | Rainfall stations used for the southeastern and southwestern rainfall models |
Table 2. | Rainfall and water-level minimum comparison for aquifers in southern Florida |
Table 3. | Statistically significant Seasonal Kendall trend test results for chloride concentrations in water at selected wells in southern Florida based on two seasons per year |
Table 4. | Statistically significant correlation between chloride concentrations and instantaneous water levels for selected wells in southern Florida |
Table 5. | Potential index wells and well groupings based on regression analysis of aquifers in southern Florida |
Table 6. | Subnetwork regression characteristics by aquifer |
Table 7. | Basic well construction and statistical information for potential index wells in southern Florida |
Multiply | By | To obtain |
---|---|---|
inch (in.) | 2.54 | centimeter (cm) |
foot (ft) | 0.3048 | meter (m) |
foot squared per day (ft2/d) | 0.09290 | meter squared per day (m2/d) |
foot per year (ft/y) | 0.3048 | meter per year (m/y) |
mile (mi) | 1.609 | kilometer (km) |
Funding for the USGS to design and maintain this site has been provided through a cooperative agreement with the South Florida Water Management District (SFWMD). Water-level conditions are monitored by the USGS with support from Federal, State, and local cooperators.
Real-time conditions (de-trended data) |
End-of-month conditions (de-trended data) |
FISC-WRS, home page |
Accessibility FOIA Privacy Policies and Notices | |
Page Last Modified: Tuesday, 14-Sep-2004 08:17:43 EDT |