Science Advances

Supplementary Materials

The PDF file includes:

  • Materials and Methods
  • Text S1. Analysis of CME
  • Text S2. Smoothing parameters
  • Text S3. Synthetic test
  • Fig. S1. Estimating CME from subset of stations.
  • Fig. S2. Comparison of CME estimate from two regions of GPS network illustrating difference in degree of mixing of the hydrological signal.
  • Fig. S3. ICA analysis of vertical positions after CME removal.
  • Fig. S4. ICA analysis of horizontal positions (north component) after CME removal.
  • Fig. S5. ICA analysis of horizontal positions (east component) after CME removal.
  • Fig. S6. Comparison of vertical motions from GPS and expected poroelastic rebound.
  • Fig. S7. Comparison of vertical motions from GPS and predicted from hydrologic (NLDAS) model.
  • Fig. S8. Comparison of north motions from GPS and predicted from hydrologic (NLDAS) model.
  • Fig. S9. Comparison of east motions from GPS and predicted from hydrologic (NLDAS) model.
  • Fig. S10. Percent of variance reduction (POVR) for different temporal and spatial smoothing values.
  • Fig. S11. Accumulation and dissipation of a synthetic water volume source as a function of time in days.
  • Fig. S12. Inversion result of synthetic test.
  • Fig. S13. River discharge and cumulative water profiles.
  • Fig. S14. GPS vertical positions processed using rapid orbits to assess use for near–real-time applications.
  • Fig. S15. ICA filtering of GPS solutions processed using rapid orbits, which were available with 1-day latency.
  • Fig. S16. Raster matrix highlighting space-time distribution of missing data points for all GPS time series.
  • Fig. S17. Components of spatial and temporal variations of GPS data separated using ICA.
  • Fig. S18. Model uncertainty (1σ) of each grid node in water volume (km3).
  • Fig. S19. Daily simulated TWS from NLDAS hydrologic model.
  • Fig. S20. Soil moisture measurements from NASA’s SMAP satellite.
  • Fig. S21. TWS inversion estimates for rest of days not shown in Fig. 3.

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Other Supplementary Material for this manuscript includes the following:

  • Data file S1 (.zip format). GPS raw and filtered time series positions shown in Figs. 1 and 2.

Files in this Data Supplement: