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TG 40

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
09790216
Borehole / source record ID
09790216
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)
38.725677 / -122.760532
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
Source-reported measurementsValueReference
Open source record ↗
JSON ↗Explore measurements →Data API · Measurements ↗Data API ↗

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.

Nearby wells and heat flow
NameDistanceSource-reported measurementsSource catalogues
TG 480.97 kmNot reported / not verified mCalGEM — California public geothermal wells
TG 411.08 kmNot reported / not verified mCalGEM — California public geothermal wells
TG 391.09 kmNot reported / not verified mCalGEM — California public geothermal wells
Exploratory Site C1.40 kmNot reported / not verified mCalGEM — California public geothermal wells
TG 381.72 kmNot reported / not verified mCalGEM — California public geothermal wells
TG 371.93 kmNot reported / not verified mCalGEM — California public geothermal wells
TG 422.05 kmNot reported / not verified mCalGEM — California public geothermal wells
Heat Hole 232.35 kmNot reported / not verified mCalGEM — California public geothermal wells
Heat Hole 262.47 kmNot reported / not verified mCalGEM — California public geothermal wells
TG 442.55 kmNot reported / not verified mCalGEM — California public geothermal wells
TG 492.63 kmNot reported / not verified mCalGEM — California public geothermal wells
TG 472.65 kmNot reported / not verified mCalGEM — 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.

Subsurface temperature and heat flow
NameDistanceSubsurface temperature and heat flowQuality flags
R24-P0209520.12 km207.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
R24-P0209530.12 km238.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
R24-P0209610.83 km165.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
R24-P0209620.83 km229.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
R24-P0209581.03 km280.00 mW/m2{"qualityScores":["Ux.Mx.-------"]}
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