Heat Hole 31
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
- 03390228
- Borehole / source record ID
- 03390228
- 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)
- 38.781629 / -122.678054
- 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 |
|---|---|---|---|
| 71 33 | 0.39 km | Not reported / not verified m | CalGEM — California public geothermal wells |
| HS 1 | 0.63 km | Not reported / not verified m | CalGEM — California public geothermal wells |
| 23-76 13 | 0.94 km | Not reported / not verified m | CalGEM — California public geothermal wells |
| CRS 9 | 1.15 km | Not reported / not verified m | CalGEM — California public geothermal wells |
| Tellyer 1-24 | 1.24 km | Not reported / not verified m | CalGEM — California public geothermal wells |
| DE 4 | 1.35 km | Not reported / not verified m | CalGEM — California public geothermal wells |
| TG 52 | 1.40 km | Not reported / not verified m | CalGEM — California public geothermal wells |
| TG 64 | 1.41 km | Not reported / not verified m | CalGEM — California public geothermal wells |
| Davies 1 | 1.44 km | Not reported / not verified m | CalGEM — California public geothermal wells |
| Davies Estate 3 | 1.80 km | Not reported / not verified m | CalGEM — California public geothermal wells |
| HS 3 | 1.93 km | Not reported / not verified m | CalGEM — California public geothermal wells |
| TG 53 | 1.94 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-P020161 | 0.17 km | 283.00 mW/m2 | {"qualityScores":["Ux.Mx.-------"]} |
| R24-P021090 | 0.70 km | 201.00 mW/m2 | {"qualityScores":["Ux.Mx.-------"]} |
| R24-P016572 | 0.79 km | 305.00 mW/m2 | {"qualityScores":["Ux.Mx.-------"]} |
| R24-P015852 | 1.04 km | 372.00 mW/m2 | {"qualityScores":["Ux.Mx.-------"]} |
| R24-P015853 | 1.04 km | 367.10 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.