TG 55-28
Partial source coverage. Status and company roles are reported by each source, not independently verified as current. Unknown does not mean zero.
- Name / source ID
- 04590028
- Borehole / source record ID
- 04590028
- Sector
- Geothermal
- Derived purpose group
- Temperature gradient
- Operator in source snapshot
- Not reported / not verified
- Recorded spud date
- Not reported / not verified
- Recorded completion date
- Not reported / not verified
- Latitude / longitude (WGS84)
- 38.858616 / -122.976866
- Source-reported measurements
- Not reported / not verified
- Status reported by source
- P
- Source accessed
- 2026-10-02
- Source snapshot date
- Not reported / not verified
- Original coordinate reference system
- EPSG:3310 (NAD83 / California Albers)
| Source-reported measurements | Value | Reference |
|---|
CalGEM — California public geothermal wells ↗
Source accessed:
Reuse terms: review-source-terms
Source terms and attribution ↗California Department of Conservation, Geologic Energy Management Division (CalGEM). Normalized by Wellficent.
Nearby wells and heat flow
These tools are descriptive: not forecasts, reserve estimates or investment advice. Source coverage is partial; unknown does not mean zero.
| Name | Distance | Source-reported measurements | Source catalogues |
|---|---|---|---|
| 23-76 14 | 1.90 km | Not reported / not verified m | CalGEM — California public geothermal wells |
| 71 19 | 2.67 km | Not reported / not verified m | CalGEM — California public geothermal wells |
| Heat Hole 44 | 2.88 km | Not reported / not verified m | CalGEM — California public geothermal wells |
| 23-76 3 | 3.07 km | Not reported / not verified m | CalGEM — California public geothermal wells |
| Heat Hole 43 | 3.21 km | Not reported / not verified m | CalGEM — California public geothermal wells |
| Heat Hole 45 | 3.33 km | Not reported / not verified m | CalGEM — California public geothermal wells |
| SCPI-Mid-Hale 1-26 | 3.48 km | Not reported / not verified m | CalGEM — California public geothermal wells |
| TG 57-19 | 3.61 km | Not reported / not verified m | CalGEM — California public geothermal wells |
| 121017 1 | 3.73 km | Not reported / not verified m | CalGEM — California public geothermal wells |
| 71 18 | 3.85 km | Not reported / not verified m | CalGEM — California public geothermal wells |
| Heat Hole 42 | 4.34 km | Not reported / not verified m | CalGEM — California public geothermal wells |
| Hilary Farms 1 | 4.48 km | Not reported / not verified m | CalGEM — California public geothermal wells |
Subsurface temperature and heat flow
Compare bottom-hole temperatures with depth and see measured heat flow near wells: context for geothermal reuse.
| Name | Distance | Subsurface temperature and heat flow | Quality flags |
|---|---|---|---|
| R24-P015857 | 3.19 km | 156.00 mW/m2 | {"qualityScores":["Ux.Mx.-------"]} |
| R24-P015860 | 4.96 km | 163.00 mW/m2 | {"qualityScores":["Ux.Mx.-------"]} |
| R24-P015861 | 4.96 km | 172.50 mW/m2 | {"qualityScores":["Ux.Mx.-------"]} |
| R24-P015863 | 5.08 km | 133.00 mW/m2 | {"qualityScores":["Ux.Mx.-------"]} |
| R24-P020167 | 5.67 km | 290.00 mW/m2 | {"qualityScores":["Ux.Mx.-------"]} |
IHFC · Global Heat Flow Database, Release 2024 (v. 2026.03) ↗
Source accessed:
Reuse terms: CC-BY-4.0
Source terms and attribution ↗Global Heat Flow Data Assessment Group et al. (2024): The Global Heat Flow Database: Release 2024. V. 2026.03. GFZ Data Services. https://doi.org/10.5880/fidgeo.2024.014 Licensed under CC BY 4.0. Wellficent shows parent-level site values and selected metadata; values are not modified.