7228/2-1 S

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: 7228/2-1
Borehole / source record ID: 1460
Sector: Oil and gas
Derived purpose group: Exploration
Operator in source snapshot: Mobil Development Norway AS
Recorded spud date: 1989-08-21
Recorded completion date: 1989-12-20
Latitude / longitude (WGS84): 72.852980 / 28.440199
Source-reported measurements: 4300 m MD · RKB
Status reported by source: P&A
Source accessed: 2026-10-02
Source snapshot date: Not reported / not verified
Original coordinate reference system: ED50 / service geometry EPSG:4326
Drilling facility reported by source: ROSS RIG (2)

Company roles reported by source

Drilling operatorMobil Development Norway AS Open source record ↗

Source-reported measurements
Source-reported measurements	Value	Reference
wlbTotalDepth	4,300.00 m	RKB
wlbFinalVerticalDepth	4,000.00 m	RKB
wlbWaterDepth	349.50 m	Not reported / not verified
wlbBottomHoleTemperature	130.00 °C	Not reported / not verified

Norwegian Offshore Directorate — Wellbores ↗

Source accessed: 2026-10-02

Reuse terms: review-source-terms

Source terms and attribution ↗

Norwegian Offshore Directorate (NOD/SODIR), NLOD 2.0. Normalized by Wellficent.

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
Name	Distance	Source-reported measurements	Source catalogues
7228/1-1	4.15 km	1,714 m	Norwegian Offshore Directorate — Wellbores
7228/3-U-1	14.61 km	381 m	Norwegian Offshore Directorate — Wellbores

Digital well log

SODIR formation tops, drilling-mud samples and well tests on one measured-depth section.

Total depth: 4300
True vertical depth (RKB): 4000
Water depth: 349.5
Bottom-hole temperature: 130

Depth (m MD, RKB)

Digital well log
Group	Formation	Depth (m MD, RKB)
GROUP	ADVENTDALEN GP	373 / 1,275
FORMATION	KOLMULE FM	373 / 1,110
FORMATION	KNURR FM	1,110 / 1,168
FORMATION	HEKKINGEN FM	1,168 / 1,236
FORMATION	FUGLEN FM	1,236 / 1,275
GROUP	KAPP TOSCANA GP	1,275 / 2,438
FORMATION	STØ FM	1,275 / 1,300
FORMATION	NORDMELA FM	1,300 / 1,345
FORMATION	TUBÅEN FM	1,345 / 1,404
FORMATION	FRUHOLMEN FM	1,404 / 1,523
FORMATION	SNADD FM	1,523 / 2,438
GROUP	SASSENDALEN GP	2,438 / 4,300
FORMATION	KOBBE FM	2,438 / 3,574
FORMATION	KLAPPMYSS FM	3,574 / 3,984
FORMATION	HAVERT FM	3,984 / 4,300

Mud density (g/cm³)
Depth (m MD, RKB)	Mud density (g/cm³)	Quality flags
659	1.38	zero-meaning-unresolved
1005	1.03	zero-meaning-unresolved
1171.8	1.2
1237	1.02
1296	1.2
1363	1.2
1363	1.2
1363	1.2
1363	1.2
1363	1.2
1384	1.22
1384	1.27
1538	1.27
1576	1.27
1667	1.27
1783	1.27
1847	1.27
1890	1.27
1935	1.27
1990	1.27
1999	1.26
2034	1.26
2059	1.25
2084	1.25
2114	1.25
2135	1.25
2206	1.26
2206	1.18
2206	1.18
2206	1.18
2237	1.15
2258	1.18
2312	1.18
2321	1.18
2439	1.19
2461	1.19
2461	1.19
2488	1.2
2536	1.2
2622	1.2
2701	1.2
2706	1.2
2717	1.2
2749	1.2
2800	1.2
2816	1.2
2845	1.2
2890	1.2
2902	1.2
2902	1.2
2902	1.2
2902	1.2
2902	1.2
2953	1.2
3026	1.2
3070	1.2
3100	1.2
3150	1.2
3165	1.2
3206	1.2
3277	1.2
3354	1.24
3359	1.24
3419	1.24
3474	1.32
3474	1.32
3515	1.32
3587	1.34
3602	1.33
3605	1.33
3605	1.33
3611	1.38
3617	1.38
3654	1.38
3663	1.39
3663	1.44
3663	1.44
3663	1.44
3663	1.44
3663	1.44
3663	1.44
3663	1.44
3663	1.44
3671	1.44
3697	1.44
3860	1.44
3964	1.44
4002	1.45
4131	1.44
4189	1.46
4198.6	1.46
4280	1.46
4300	1.46
4300	1.46

Group tops in offset wells

Group tops below each borehole's own RKB. Not TVD below sea level; deviation and kelly-bushing elevations affect apparent depths.

Group tops in offset wells
Group	7228/2-1 S	7228/1-1
ADVENTDALEN GP	373	416
NORDLAND GP	—	391
KAPP TOSCANA GP	1275	967
SASSENDALEN GP	2438	1513

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
Name	Distance	Subsurface temperature and heat flow	Quality flags
R24-P022887	65.89 km	104.00 mW/m2	{"qualityScores":["Ux.Mx.-------"]}
R24-P022885	67.13 km	49.40 mW/m2	{"qualityScores":["Ux.Mx.-------"]}
R24-P022888	79.65 km	54.20 mW/m2	{"qualityScores":["Ux.Mx.-------"]}
R24-P022886	97.73 km	45.90 mW/m2	{"qualityScores":["Ux.Mx.-------"]}

IHFC · Global Heat Flow Database, Release 2024 (v. 2026.03) ↗

Source accessed: 2026-10-04T21:47:13.346812+00:00

Reuse terms: CC-BY-4.0