Post on 31-Oct-2020
C17
C16
C15
C14
C22C22
C21
C21
C20
C20
C18
C19
C19
C13
C13
C12
C12
C11
C11
C10
C10
C9
C9
C8
C8
C7
C7
C1
C1
C6
C6
C4 C4
C3C3
C5
C5
C18C17
C16
C15
C14
Tarn hydrate Tarn hydrate
E hydrate
C hydrate
E hydrate
C hydrateE hydrate
D hydrateC hydrate
E hydrate
D hydrate
C hydrate
E hydrate
C hydrate
D hydrate
C hydrate
E hydrateD hydrate
D hydrate D hydrate
Base IBPF
Base IBPFBase IBPF Base IBPF
Base IBPFBase IBPF Base IBPF Base IBPF
Base IBPFBase IBPF Base IBPF
Base IBPF Base IBPF
Top HSZ (proj) Top HSZ (proj) Top HSZ (proj)
Base HSZ (proj)Base HSZ (proj)
Base HSZ (proj)Base HSZ (proj)
Top HSZ (proj) Top HSZ (proj)
Base HSZ (proj)
Top HSZ (proj)
Base HSZ (proj)
Top HSZ (proj)
Base HSZ (proj)
Top HSZ (proj)
Base HSZ (proj)
Top HSZ (proj)
Base HSZ (proj)
Top HSZ (proj)
Base HSZ (proj)
Top HSZ (proj)
Base HSZ (proj)
Top HSZ (proj)
Base HSZ (proj)
Top HSZ (proj)
Base HSZ (proj)
–12,000.00
SEA LEVEL 0.00
–500.00
–1,000.00
–1,500.00
–2,000.00
–2,500.00
–3,000.00
–3,500.00
–4,000.00
–4,500.00
–5,000.00
–5,500.00
–6,000.00
–6,500.00
–7,000.00
–7,500.00
–8,000.00
–8,500.00
–9,000.00
–9,500.00
–10,000.00
–10,500.00
–11,000.00
–11,500.00
FEET METERS
–200.00
–400.00
–600.00
0.00
–800.00
–1,000.00
–1,200.00
–1,400.00
–1,600.00
–1,800.00
–2,000.00
–2,200.00
–2,400.00
–2,600.00
–2,800.00
–3,000.00
–3,200.00
–3,400.00
–3,600.00
–12,000.00
Sea Level 0.00
–500.00
–1,000.00
–1,500.00
–2,000.00
–2,500.00
–3,000.00
–3,500.00
–4,000.00
–4,500.00
–5,000.00
–5,500.00
–6,000.00
–6,500.00
–7,000.00
–7,500.00
–8,000.00
–8,500.00
–9,000.00
–9,500.00
–10,000.00
–10,500.00
–11,000.00
–11,500.00
FEET METERS
–200.00
–400.00
–600.00
0.00
–800.00
–1,000.00
–1,200.00
–1,400.00
–1,600.00
–1,800.00
–2,000.00
–2,200.00
–2,400.00
–2,600.00
–2,800.00
–3,000.00
–3,200.00
–3,400.00
–3,600.00
Top HSZ (calc)
0 °C
Base HSZ (calc)
Total Depth 10,018 feet
Total Depth 8,400 feet
Total Depth 6,975 feet
Total Depth 10,107 feet
Total Depth 6,430 feet
Total Depth 6,550 feet
Total Depth 6,930 feet
Total Depth 7,495 feet
Total Depth 4,805 feet
Total Depth 10,180 ft
Total Depth 3,000 feet
Total Depth 9,635 feet
Total Depth 11,922 feet
Total Depth 11,600 feet
Gamma ray
0.00 200
Resistivity
0.20 4,000
500
1,00
01,
500
2,00
02,
500
3,00
03,
500
4,00
04,
500
5,00
05,
500
6,00
06,
500
7,00
07,
500
8,00
08,
500
9,00
09,
500
10,0
00
-500
-1,0
00-1
,500
-2,5
00-3
,000
-3,5
00-4
,000
-4,5
00-5
,000
-5,5
00-6
,000
-6,5
00-7
,000
-7,5
00-8
,000
-8,5
00-9
,000
-9,5
00
Gamma ray
0.00 200
Resistivity
0.20 4,000
500
1,00
01,
500
2,00
02,
500
3,00
03,
500
4,00
04,
500
5,00
05,
500
6,00
06,
500
7,00
07,
500
8,00
0
-500
-1,0
00-1
,500
-2,0
00-2
,500
-3,0
00-3
,500
-4,0
00-4
,500
-5,0
00-5
,500
-6,0
00-6
,500
-7,0
00
Gamma ray
0.00 200
Resistivity
0.20 4,000
1,00
01,
500
2,00
02,
500
3,00
03,
500
4,00
04,
500
5,00
05,
500
6,00
06,
500
-500
-1,0
00-1
,500
-2,5
00-3
,000
-3,5
00-4
,000
-4,5
00-5
,000
-5,5
00-6
,000
-6,5
00
Gamma ray
0.00 200
Resistivity
0.20 4,000
500
1,00
01,
500
2,00
02,
500
3,00
03,
500
4,00
04,
500
5,00
05,
500
6,00
06,
500
7,00
07,
500
8,00
08,
500
9,00
09,
500
10,0
00
-500
-1,0
00-1
,500
-2,0
00-2
,500
-3,0
00-3
,500
-4,0
00-4
,500
-5,0
00-5
,500
-6,0
00-6
,500
-7,0
00-7
,500
-8,0
00-8
,500
-9,0
00-9
,500
-10,
000
Gamma ray
0.00 200
Resistivity
0.20 4,000
500
1,50
02,
000
3,00
03,
500
4,00
04,
500
5,00
05,
500
-2,5
00-3
,000
-3,5
00-4
,000
-4,5
00-5
,000
-5,5
00-6
,000
Gamma ray
0.00 200
Resistivity
0.20 4,000
500
1,00
01,
500
2,00
02,
500
3,00
03,
500
4,00
04,
500
5,00
05,
500
6,00
06,
500
-500
-1,0
00-1
,500
-2,0
00-2
,500
-3,0
00-3
,500
-4,0
00-4
,500
-5,0
00-5
,500
-6,0
00
Gamma ray
0.00 200
Resistivity
0.20 4,000
500
1,00
01,
500
2,00
02,
500
3,00
03,
500
4,00
04,
500
5,00
05,
500
6,00
06,
500
-500
-1,0
00-1
,500
-2,0
00-2
,500
-3,0
00-3
,500
-4,0
00-4
,500
-5,0
00-5
,500
-6,0
00-6
,500
Gamma ray
0.00 200
Resistivity
0.20 4,000
500
1,00
01,
500
2,00
02,
500
3,00
0005,3
000,4005,4
5,00
05,
500
6,00
06,
500
7,00
0
-500
-1,0
00-1
,500
-2,0
00-2
,500
-3,0
00-3
,500
-4,0
00-4
,500
-5,0
00-5
,500
-6,0
00-6
,500
-7,0
00
Gamma ray
0.00 200
Resistivity
0.20 4,000
500
1,00
0005,1
2,00
02,
500
3,00
03,
500
4,00
04,
500
-500
-1,0
00-1
,500
000,2-005,2-
000,3-005,3-
000,4-
Gamma ray
0.00 200
Resistivity
0.20 4,000
500
1,00
01,
500
2,00
02,
500
3,00
03,
500
4,00
04,
500
5,00
05,
500
6,00
06,
500
7,00
07,
500
8,00
08,
500
9,00
09,
500
10,0
00
-500
-1,0
00-2
,000
-2,5
00-3
,000
-3,5
00-4
,000
-4,5
00-5
,000
-5,5
00-6
,000
-6,5
00-7
,000
-7,5
00-8
,000
-8,5
00-9
,000
-9,5
00-1
0,00
0
Gamma ray
0.00 200
Resistivity
0.20 4,000
500
1,00
01,
500
2,00
02,
500
3,00
0
-500
-1,0
00-1
,500
-2,0
00-2
,500
Gamma ray
0.00 200
Resistivity
0.20 4,000
500
1,00
01,
500
2,00
02,
500
3,00
03,
500
4,00
04,
500
5,00
05,
500
6,00
06,
500
7,00
07,
500
8,00
08,
500
9,00
09,
500
-500
-1,0
00-1
,500
-2,0
00-2
,500
-3,0
00-3
,500
-4,0
00-4
,500
-5,0
00-5
,500
-6,0
00-6
,500
-7,0
00-7
,500
-8,0
00-8
,500
-9,0
00
Gamma ray
0.00 200
Resistivity
0.20 4,000
500
1,00
01,
500
2,00
02,
500
3,00
03,
500
4,00
04,
500
5,00
05,
500
6,00
06,
500
7,00
07,
500
8,00
08,
500
9,00
09,
500
10,0
0010
,500
11,0
0011
,500
-500
-1,0
00-1
,500
-2,0
00-2
,500
-3,0
00-3
,500
-4,0
00-4
,500
-5,0
00-5
,500
-6,0
00-6
,500
-7,0
00-7
,500
-8,0
00-8
,500
-9,0
00-9
,500
-10,
000
-10,
500
-11,
000
-11,
500
Gamma ray
0.00 200
Resistivity
0.20 4,000
500
1,00
01,
500
2,50
03,
000
3,50
04,
000
4,50
05,
000
6,00
06,
500
7,00
07,
500
8,00
08,
500
9,00
09,
500
10,0
0010
,500
11,0
0011
,500
-500
-1,0
00-1
,500
-2,0
00-2
,500
-3,0
00-3
,500
-4,0
00-4
,500
-5,0
00-5
,500
-6,0
00-6
,500
-7,0
00-7
,500
-8,0
00-8
,500
-9,0
00-9
,500
-10,
000
-10,
500
-11,
000
-11,
500
API OHM-M API OHM-M API OHM-M API OHM-M API OHM-M API OHM-M API OHM-M API OHM-M API OHM-M API OHM-M API OHM-M API OHM-M API OHM-M API OHM-M
MAP ID: 1SOHIO
NECHELIK 1API: 50103200200000
REFERENCE ELEVATION = 44 feet
MAP ID: 12ARCO
FIORD 2API: 50103202010000
REFERENCE ELEVATION = 40 feet
MAP ID: 13ARCOTILL 1
API: 50103201890000REFERENCE ELEVATION = 31 feet
MAP ID: 14UNOCAL
KALUBIK CK 1API: 50103200010000
REFERENCE ELEVATION = 60 feet
MAP ID: 15CONOCOPHILLIPS
KRU 3A-09API: 50029206990000
REFERENCE ELEVATION = 70 feet
MAP ID: 16ARCO
WEST SAK 16API: 50029205410000
REFERENCE ELEVATION = 61 feet
MAP ID: 17ARCO
WEST SAK 17API: 50029205420000
REFERENCE ELEVATION = 60 feet
MAP ID: 18ARCO
WEST SAK 25API: 50029207190000
REFERENCE ELEVATION = 65 feet
MAP ID: 19BP
MPU SB I-16API: 50029232210000
REFERENCE ELEVATION = 68 feet
MAP ID: 20BP
MPU KR A-01API: 50029203760000
REFERENCE ELEVATION = 42 feet
MAP ID: 21BP
MT ELBERT 1API: 50029233020000
REFERENCE ELEVATION = 55 feet
MAP ID: 22BP
MPU TER B-01API: 50029204900000
REFERENCE ELEVATION = 46 feet
MAP ID: 23PLACID
PLAGHM BEECHEY PT 1API: 50029200820000
REFERENCE ELEVATION = 32 feet
MAP ID: 24SOHIO
LONG ISLAND 1API: 50029210430000
REFERENCE ELEVATION = 41 feet
4.64 MILES7.46 KILOMETERS
4.56 MILES7.34 KILOMETERS
12.04 MILES19.38 KILOMETERS
3.08 MILES4.95 KILOMETERS
2.77 MILES4.46 KILOMETERS
5.24 MILES8.43 KILOMETERS
2.80 MILES4.50 KILOMETERS
0.47 MILE0.75 KILOMETER
3.58 MILES5.76 KILOMETERS
1.77 MILES2.84 KILOMETERS
0.96 MILE1.55 KILOMETERS
4.03 MILES6.49 KILOMETERS
5.12 MILES8.23 KILOMETERS
MD(FEET)
TVDSS(FEET)
MD(FEET)
TVDSS(FEET)
MD(FEET)
TVDSS(FEET)
MD(FEET)
TVDSS(FEET)
MD(FEET)
TVDSS(FEET)
MD(FEET)
TVDSS(FEET)
MD(FEET)
TVDSS(FEET)
MD(FEET)
TVDSS(FEET)
MD(FEET)
TVDSS(FEET)
MD(FEET)
TVDSS(FEET)
MD(FEET)
TVDSS(FEET)
MD(FEET)
TVDSS(FEET)
MD(FEET)
TVDSS(FEET)
MD(FEET)
TVDSS(FEET)
6,00
0
-2,0
00-1
,500
-1,0
001,00
0
-50050
0
-2,0
00
-2,0
00 2,00
05,
500
2,50
0
WEST EAST
See table 1 for explanation
Gamma ray well log
Resistivity well log
Well log correlation pick—Dashed where uncertain
0 °C measured from temperature survey
Base of ice-bearing permafrost (IBPF)—Dashed where uncertain
Top or base of projected hydrate stability zone (HSZ (proj))—Dashed where uncertain
Top or base of projected hydrate stability zone calculated (HSZ (calc)) from temperature survey
Projected gas hydrate stability zone
Presence of gas hydrate on well log
MAP ID: 24SOHIO
LONG ISLAND 1API: 50029210430000
REFERENCE ELEVATION = 41 feet
Map identification number—See figure 11Well operatorOfficial well nameAmerican Petroleum Institute numberReference elevation
WELL HEADER
Abandoned oil well
Producing oil well
Water alternating gas injection well
Abandoned gas well
Water injection well
EXPLANATION
Beaufort Sea
50
0 10 155 20 KILOMETERS
10 15 20 MILESBase from U.S. Geological Survey digital dataState Plane Alaska Zone 5Transverse Mercator projectionCentral meridian 154°, latitude of origin 54°North American Datum of 1927 (NAD 27)
Federal/State water boundary
EXPLANATION
National Petroleum Reserve Alaska boundary
1
Line 2
Line 2
24
Kupa
ruk
Rive
r
147°W148°W149°W150°W151°W
70°N
70°30'N
CAN
AD
A
UN
ITED STATES
Index Map
Area of interest
Saga
vani
rkto
kRi
ver
Colville
Rive
r
Line of well log correlation section
Study well and identifier
Alaska
East
West
Figure 3. Well log correlation section line 2 showing well log markers (C-horizons), gas hydrate picks, gas hydrate stability zone, base of ice-bearing permafrost picks, and 0 °C markers for wells with map identification numbers 1 and 12 through 24. Line of section shown in figure 11.
Unconformity—Dashed where uncertain
12
1314 15
16 17 1819
21
22 2324
OHM-M
MD
TVDSS
Ohm–meterMeasured depthTrue veritcal depth sub sea