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WELLFICENT / Public well atlas

Public well atlas

Explore documented wells and boreholes. Search source identifiers, inspect coordinates and compare available records.

Choose a well category

Category counts cover the reviewed snapshots. Search and other filters apply to the results below. Changing category keeps the other filters and clears an incompatible source filter.

Current scope · Geothermal
Matching records
3,042
Distinct source well IDs
3,042
Source catalogues
2

Partial source coverage. Status and company roles are reported by each source, not independently verified as current. Unknown does not mean zero.

Boreholes and sidetracks may share a well ID. Counts describe these source snapshots, not market size. Catalogue labels describe the source, not territorial boundaries. Permitted locations may not have been drilled.

Records and map

Active filters
Explore the map ↗

Opening the map connects to OpenStreetMap. Pins use WGS84 coordinates; accuracy varies by source. Zoom into clusters, then select a pin. Coincident records open a filtered list.

Matching records 3,042

GeothermalExploration

Holly Sugar 44P

02590277 · CalGEM — California public geothermal wells

Latitude / longitude (WGS84)32.905691 / -115.550910Operator in source snapshot: Not reported / not verifiedRecorded spud date: Not reported / not verified
GeothermalTemperature gradient

Holtville 1

02590176 · CalGEM — California public geothermal wells

Latitude / longitude (WGS84)32.812495 / -115.420978Operator in source snapshot: Not reported / not verifiedRecorded spud date: Not reported / not verified
GeothermalTemperature gradient

Holtville 2

02590177 · CalGEM — California public geothermal wells

Latitude / longitude (WGS84)32.805561 / -115.405125Operator in source snapshot: Not reported / not verifiedRecorded spud date: Not reported / not verified
GeothermalTemperature gradient

Holtville 3

02590178 · CalGEM — California public geothermal wells

Latitude / longitude (WGS84)32.784900 / -115.384876Operator in source snapshot: Not reported / not verifiedRecorded spud date: Not reported / not verified
GeothermalObservation

Holtz 1

02590006 · CalGEM — California public geothermal wells

Latitude / longitude (WGS84)32.715555 / -115.543380Operator in source snapshot: Not reported / not verifiedRecorded spud date: Not reported / not verified
GeothermalExploration

Honey Lake 1-ST

03590001 · CalGEM — California public geothermal wells

Latitude / longitude (WGS84)40.309543 / -120.196589Operator in source snapshot: Not reported / not verifiedRecorded spud date: Not reported / not verified
GeothermalExploration

Honey Lake 2-ST

03590002 · CalGEM — California public geothermal wells

Latitude / longitude (WGS84)40.347400 / -120.246224Operator in source snapshot: Not reported / not verifiedRecorded spud date: Not reported / not verified
GeothermalExploration

HONSELERSDIJK-GT-01

5682 · TNO / NLOG — Netherlands boreholes

Latitude / longitude (WGS84)52.015354 / 4.225349Operator in source snapshot: Green Well Westland B.V.Recorded spud date: 2011-12-23
GeothermalExploration

HONSELERSDIJK-GT-01-SIDETRACK1

5688 · TNO / NLOG — Netherlands boreholes

Latitude / longitude (WGS84)52.015354 / 4.225349Operator in source snapshot: Green Well Westland B.V.Recorded spud date: 2012-02-22
GeothermalDevelopment

HONSELERSDIJK-GT-01-SIDETRACK2

5814 · TNO / NLOG — Netherlands boreholes

Latitude / longitude (WGS84)52.015354 / 4.225349Operator in source snapshot: Green Well Westland B.V.Recorded spud date: 2015-06-19
GeothermalDevelopment

HONSELERSDIJK-GT-02

5689 · TNO / NLOG — Netherlands boreholes

Latitude / longitude (WGS84)52.015337 / 4.225232Operator in source snapshot: Green Well Westland B.V.Recorded spud date: 2012-03-13
GeothermalUnclassified

Hope 3

06590213 · CalGEM — California public geothermal wells

Latitude / longitude (WGS84)33.954800 / -116.473620Operator in source snapshot: Not reported / not verifiedRecorded spud date: Not reported / not verified
GeothermalDevelopment

Horner St 4596 1

03390020 · CalGEM — California public geothermal wells

Latitude / longitude (WGS84)38.830976 / -122.784542Operator in source snapshot: Not reported / not verifiedRecorded spud date: Not reported / not verified
GeothermalUnclassified

Hospital 1

09790862 · CalGEM — California public geothermal wells

Latitude / longitude (WGS84)38.356349 / -122.509813Operator in source snapshot: Not reported / not verifiedRecorded spud date: Not reported / not verified
GeothermalExploration

Hot Mineral 1-15

02590190 · CalGEM — California public geothermal wells

Latitude / longitude (WGS84)33.396731 / -115.709825Operator in source snapshot: Not reported / not verifiedRecorded spud date: Not reported / not verified
GeothermalUnclassified

Hot Spring Motel 1

04990031 · CalGEM — California public geothermal wells

Latitude / longitude (WGS84)41.533031 / -120.077992Operator in source snapshot: Not reported / not verifiedRecorded spud date: Not reported / not verified
GeothermalUnclassified

Hot Spring Motel 2

04990032 · CalGEM — California public geothermal wells

Latitude / longitude (WGS84)41.532588 / -120.078219Operator in source snapshot: Not reported / not verifiedRecorded spud date: Not reported / not verified
GeothermalUnclassified

Hot Sulfur 1

06590265 · CalGEM — California public geothermal wells

Latitude / longitude (WGS84)33.754555 / -117.494558Operator in source snapshot: Not reported / not verifiedRecorded spud date: Not reported / not verified
GeothermalExploration

Hot Well 1

02591237 · CalGEM — California public geothermal wells

Latitude / longitude (WGS84)33.253134 / -116.012195Operator in source snapshot: Not reported / not verifiedRecorded spud date: Not reported / not verified
GeothermalUnclassified

Hot Well 2

06590212 · CalGEM — California public geothermal wells

Latitude / longitude (WGS84)33.925991 / -116.444794Operator in source snapshot: Not reported / not verifiedRecorded spud date: Not reported / not verified
GeothermalUnclassified

Hot Well 2

06590267 · CalGEM — California public geothermal wells

Latitude / longitude (WGS84)33.754716 / -117.494716Operator in source snapshot: Not reported / not verifiedRecorded spud date: Not reported / not verified
GeothermalTemperature gradient

HS 1

03390119 · CalGEM — California public geothermal wells

Latitude / longitude (WGS84)38.778298 / -122.672154Operator in source snapshot: Not reported / not verifiedRecorded spud date: Not reported / not verified
GeothermalTemperature gradient

HS 10

03390128 · CalGEM — California public geothermal wells

Latitude / longitude (WGS84)38.778428 / -122.606752Operator in source snapshot: Not reported / not verifiedRecorded spud date: Not reported / not verified
GeothermalTemperature gradient

HS 11A

03390342 · CalGEM — California public geothermal wells

Latitude / longitude (WGS84)38.800928 / -122.640150Operator in source snapshot: Not reported / not verifiedRecorded spud date: Not reported / not verified
GeothermalTemperature gradient

HS 12A

03390343 · CalGEM — California public geothermal wells

Latitude / longitude (WGS84)38.789741 / -122.638332Operator in source snapshot: Not reported / not verifiedRecorded spud date: Not reported / not verified
GeothermalTemperature gradient

HS 17

03390717 · CalGEM — California public geothermal wells

Latitude / longitude (WGS84)38.800485 / -122.665729Operator in source snapshot: Not reported / not verifiedRecorded spud date: Not reported / not verified
GeothermalTemperature gradient

HS 18

03390718 · CalGEM — California public geothermal wells

Latitude / longitude (WGS84)38.793492 / -122.659012Operator in source snapshot: Not reported / not verifiedRecorded spud date: Not reported / not verified
GeothermalTemperature gradient

HS 19

03390345 · CalGEM — California public geothermal wells

Latitude / longitude (WGS84)38.779922 / -122.613489Operator in source snapshot: Not reported / not verifiedRecorded spud date: Not reported / not verified
GeothermalTemperature gradient

HS 2

03390120 · CalGEM — California public geothermal wells

Latitude / longitude (WGS84)38.797758 / -122.582961Operator in source snapshot: Not reported / not verifiedRecorded spud date: Not reported / not verified
GeothermalTemperature gradient

HS 20

03390346 · CalGEM — California public geothermal wells

Latitude / longitude (WGS84)38.781061 / -122.622786Operator in source snapshot: Not reported / not verifiedRecorded spud date: Not reported / not verified
GeothermalTemperature gradient

HS 21

03390347 · CalGEM — California public geothermal wells

Latitude / longitude (WGS84)38.794515 / -122.640639Operator in source snapshot: Not reported / not verifiedRecorded spud date: Not reported / not verified
GeothermalTemperature gradient

HS 22

03390348 · CalGEM — California public geothermal wells

Latitude / longitude (WGS84)38.793419 / -122.641573Operator in source snapshot: Not reported / not verifiedRecorded spud date: Not reported / not verified
GeothermalTemperature gradient

HS 24

03390350 · CalGEM — California public geothermal wells

Latitude / longitude (WGS84)38.789885 / -122.629263Operator in source snapshot: Not reported / not verifiedRecorded spud date: Not reported / not verified
GeothermalTemperature gradient

HS 25

03390351 · CalGEM — California public geothermal wells

Latitude / longitude (WGS84)38.793338 / -122.622041Operator in source snapshot: Not reported / not verifiedRecorded spud date: Not reported / not verified
GeothermalTemperature gradient

HS 26

03390352 · CalGEM — California public geothermal wells

Latitude / longitude (WGS84)38.767868 / -122.623766Operator in source snapshot: Not reported / not verifiedRecorded spud date: Not reported / not verified
GeothermalTemperature gradient

HS 27

03390353 · CalGEM — California public geothermal wells

Latitude / longitude (WGS84)38.771361 / -122.626311Operator in source snapshot: Not reported / not verifiedRecorded spud date: Not reported / not verified
GeothermalTemperature gradient

HS 28

03390354 · CalGEM — California public geothermal wells

Latitude / longitude (WGS84)38.777633 / -122.636053Operator in source snapshot: Not reported / not verifiedRecorded spud date: Not reported / not verified
GeothermalTemperature gradient

HS 29

03390355 · CalGEM — California public geothermal wells

Latitude / longitude (WGS84)38.769195 / -122.634457Operator in source snapshot: Not reported / not verifiedRecorded spud date: Not reported / not verified
GeothermalTemperature gradient

HS 3

03390121 · CalGEM — California public geothermal wells

Latitude / longitude (WGS84)38.775156 / -122.657454Operator in source snapshot: Not reported / not verifiedRecorded spud date: Not reported / not verified
GeothermalTemperature gradient

HS 30

03390356 · CalGEM — California public geothermal wells

Latitude / longitude (WGS84)38.765177 / -122.637960Operator in source snapshot: Not reported / not verifiedRecorded spud date: Not reported / not verified

Explore measurements and research

These linked source collections have their own coverage and units. They are not automatically joined to the atlas selection.

Dataset library

Each dataset retains its source, access date, row count and reuse conditions. Filtered NDJSON is available for algorithm development.

Geothermal

Sources and methodology

Public administrative records are normalized with stable source identifiers. Original operators, drilling contractors and reported owners remain separate roles. Dates describe source access or reported events; they do not establish live activity. Coordinates are transformed to WGS84 where needed. Confidential records and personal owner fields are excluded. See each source for coverage, attribution and reuse terms.

Record details

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