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2026
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| Online-Zugang: | https://doi.org/10.5281/zenodo.18584558 |
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| _version_ | 1866901496740708352 |
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| author | Hwang, Cheinway |
| author_facet | Hwang, Cheinway |
| contents | <p>This dataset supports the paper:</p> <p>Chen, K.-H., Hwang, C.* et al. <br>"Time-varying gravity constraints on groundwater recharge and managed aquifer strategies in southern Taiwan", <br>[Water Resources Research], accepted.</p> <p>The dataset contains gravity, groundwater level, and supporting hydrologic data collected along the Ailiao River, Pingtung Alluvial Plain, Taiwan, between November 2023 and July 2025.</p> <p>---</p> <p>## Dataset overview</p> <p>Seven super-hybrid gravity surveys were conducted using a combination of absolute (FG5), relative (CG-5 / CG-6), and superconducting (SG48) gravimeters. The data are organized by survey periods and instrument type, together with collocated groundwater level measurements.</p> <p>The dataset corresponds to the Data Availability statement and Sections 2?? of the paper.</p> <p>---</p> <p>## Folder and file structure</p> <p>### `Survey 1-2/`<br>Relative gravity observations from Surveys 1 and 2 (Nov?ec 2023).</p> <p>- Instrument: Scintrex CG-5 <br>- Reference: Absolute gravity station YFA1 (FG5) <br>- Content includes raw and processed relative gravity readings, loop measurements, and drift-corrected values.<br>- Corresponds to Table 1 and Sections 2.2??.3 of the paper.</p> <p>### `Survey 3-5/`<br>Relative gravity observations from Surveys 3?? (Aug 2024?an 2025).</p> <p>- Instrument: Scintrex CG-6 <br>- Reference: YFA1 gravity values propagated from SG48 (Hsinchu) during FG5 downtime <br>- Content includes loop logs, processed gravity values, and network-adjusted results.<br>- Corresponds to Table 1, Appendices A?, and Sections 2.2??.3.</p> <p>### `Survey 6-7/`<br>Relative gravity observations from Surveys 6 and 7 (May?uly 2025).</p> <p>- Instrument: Scintrex CG-6 <br>- Reference: Absolute gravity station YFA1 (FG5 restored) <br>- Includes expanded network data for recharge-lake and downgradient stations (AL01?L09, FH00, YP00).<br>- Corresponds to Table 1, Figure 9, and Appendix C.</p> <p>### `groundwater monitoring well/`<br>Groundwater level measurements used to interpret gravity-derived storage changes.</p> <p>- Includes groundwater levels from BH01, MJMW, and other long-term monitoring wells.<br>- Used for gravity?roundwater comparisons and specific yield estimation (Sections 4??).</p> <p>---</p> <p>## Individual files</p> <p>### `FG5_YP01.xlsx`<br>Absolute gravity measurements collected with the FG5 gravimeter.</p> <p>- Location: YFA1 / YP01 absolute gravity station<br>- Content: observation epochs, gravity values, and standard deviations<br>- Used as the absolute reference for Surveys 1?? and 6??.</p> <p>### `MAJA and BH01-GW and Gravity.csv`<br>Collocated groundwater level and gravity data.</p> <p>- Includes groundwater levels and corresponding gravity changes at MJMW and BH01<br>- Used to evaluate recharge timing, unsaturated-zone effects, and gravity?roundwater relationships (Sections 4.1??.1).</p> <p>---</p> <p>## Units and conventions</p> <p>- Gravity values: microgal (繕Gal)<br>- Groundwater levels: meters (m), orthometric heights under TWVD2001<br>- Gravity changes are reported relative to the first observation at each station unless otherwise stated.<br>- Positive gravity change indicates increased subsurface water mass.</p> <p>---</p> <p>## Coordinates and policy</p> <p>Station coordinates are provided where required and are rounded to comply with journal and data-sharing policies. Exact locations of sensitive infrastructure are not disclosed.</p> <p>---</p> <p>## License and access</p> <p>- License: Creative Commons Attribution 4.0 (CC-BY 4.0)<br>- Data archived on Zenodo.<br>- Interim access was provided to the editor during review upon request.</p> <p>---</p> <p>## Contact</p> <p>Corresponding author: <br>Cheinway Hwang <br>Department of Civil Engineering, National Yang Ming Chiao Tung University <br>Email: cheinway@nycu.edu.tw</p> |
| format | Recurso digital |
| id | zenodo_https___doi_org_10_5281_zenodo_18584558 |
| institution | Zenodo |
| language | |
| publishDate | 2026 |
| publisher | Zenodo |
| record_format | zenodo |
| spellingShingle | Time-varying gravity constraints on groundwater recharge and managed aquifer strategies in southern Taiwan Hwang, Cheinway <p>This dataset supports the paper:</p> <p>Chen, K.-H., Hwang, C.* et al. <br>"Time-varying gravity constraints on groundwater recharge and managed aquifer strategies in southern Taiwan", <br>[Water Resources Research], accepted.</p> <p>The dataset contains gravity, groundwater level, and supporting hydrologic data collected along the Ailiao River, Pingtung Alluvial Plain, Taiwan, between November 2023 and July 2025.</p> <p>---</p> <p>## Dataset overview</p> <p>Seven super-hybrid gravity surveys were conducted using a combination of absolute (FG5), relative (CG-5 / CG-6), and superconducting (SG48) gravimeters. The data are organized by survey periods and instrument type, together with collocated groundwater level measurements.</p> <p>The dataset corresponds to the Data Availability statement and Sections 2?? of the paper.</p> <p>---</p> <p>## Folder and file structure</p> <p>### `Survey 1-2/`<br>Relative gravity observations from Surveys 1 and 2 (Nov?ec 2023).</p> <p>- Instrument: Scintrex CG-5 <br>- Reference: Absolute gravity station YFA1 (FG5) <br>- Content includes raw and processed relative gravity readings, loop measurements, and drift-corrected values.<br>- Corresponds to Table 1 and Sections 2.2??.3 of the paper.</p> <p>### `Survey 3-5/`<br>Relative gravity observations from Surveys 3?? (Aug 2024?an 2025).</p> <p>- Instrument: Scintrex CG-6 <br>- Reference: YFA1 gravity values propagated from SG48 (Hsinchu) during FG5 downtime <br>- Content includes loop logs, processed gravity values, and network-adjusted results.<br>- Corresponds to Table 1, Appendices A?, and Sections 2.2??.3.</p> <p>### `Survey 6-7/`<br>Relative gravity observations from Surveys 6 and 7 (May?uly 2025).</p> <p>- Instrument: Scintrex CG-6 <br>- Reference: Absolute gravity station YFA1 (FG5 restored) <br>- Includes expanded network data for recharge-lake and downgradient stations (AL01?L09, FH00, YP00).<br>- Corresponds to Table 1, Figure 9, and Appendix C.</p> <p>### `groundwater monitoring well/`<br>Groundwater level measurements used to interpret gravity-derived storage changes.</p> <p>- Includes groundwater levels from BH01, MJMW, and other long-term monitoring wells.<br>- Used for gravity?roundwater comparisons and specific yield estimation (Sections 4??).</p> <p>---</p> <p>## Individual files</p> <p>### `FG5_YP01.xlsx`<br>Absolute gravity measurements collected with the FG5 gravimeter.</p> <p>- Location: YFA1 / YP01 absolute gravity station<br>- Content: observation epochs, gravity values, and standard deviations<br>- Used as the absolute reference for Surveys 1?? and 6??.</p> <p>### `MAJA and BH01-GW and Gravity.csv`<br>Collocated groundwater level and gravity data.</p> <p>- Includes groundwater levels and corresponding gravity changes at MJMW and BH01<br>- Used to evaluate recharge timing, unsaturated-zone effects, and gravity?roundwater relationships (Sections 4.1??.1).</p> <p>---</p> <p>## Units and conventions</p> <p>- Gravity values: microgal (繕Gal)<br>- Groundwater levels: meters (m), orthometric heights under TWVD2001<br>- Gravity changes are reported relative to the first observation at each station unless otherwise stated.<br>- Positive gravity change indicates increased subsurface water mass.</p> <p>---</p> <p>## Coordinates and policy</p> <p>Station coordinates are provided where required and are rounded to comply with journal and data-sharing policies. Exact locations of sensitive infrastructure are not disclosed.</p> <p>---</p> <p>## License and access</p> <p>- License: Creative Commons Attribution 4.0 (CC-BY 4.0)<br>- Data archived on Zenodo.<br>- Interim access was provided to the editor during review upon request.</p> <p>---</p> <p>## Contact</p> <p>Corresponding author: <br>Cheinway Hwang <br>Department of Civil Engineering, National Yang Ming Chiao Tung University <br>Email: cheinway@nycu.edu.tw</p> |
| title | Time-varying gravity constraints on groundwater recharge and managed aquifer strategies in southern Taiwan |
| url | https://doi.org/10.5281/zenodo.18584558 |