Department of Commerce, Community, and Economic Development
Alaska Oil and Gas Conservation Commission
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HomeMy WebLinkAbout2018-12-21_318_577STATE OF ALASKA
ALASKA OIL AND GAS CONSERVATION COMMISSION
APPLICATION FOR SUNDRY APPROVALS
RECEIVED
DEC 21 2,3t8
AOGCC
1. Type of Request: Abandon ❑ Plug Perforations ❑ Fracture Stimulate ❑✓ Repair Well ❑ Operations shutdown ❑
Suspend ❑ Perforate ❑ Other Stimulate ❑ Pull Tubing ❑ Change Approved Program ❑
Plug for Redrill ❑ Perforate New Pool n Re-enter Susn well n Altar r—inn n r)fh.,.
2. Operator Name:
4. Current Well Class:
5. Permit to Drill Number: RAK4
Oil Search Alaska, LLC
Exploratory Q Development ❑
Stretigrephic ❑ Service ❑
3. Address:
6. API Number:
51 D L Street, Suite 310, Anchorage, Alaska 99501
50-
7. If perforating:
8. Well Name and Number:
What Regulation or Conservation Order governs well spacing in this pool? NA
Pikka B STA
Will planned perforations require a spacing exception? Yes ❑ No ❑�
9. Property Designation (Lease Number):Pool(s):
10. Fiefdl
ADL 3929751 ADL393028
Pikka Unit
11. PRESENT WELL CONDITION SUMMARY
Total Depth MD (ft): Total Depth TVD (ft): Effective Depth MD: Effective Depth TVD: MPSP (psi):
Plugs (MD):
Junk (MD):
Casing Length Size MD TVD
Burst
Collapse
Structural
Conductor 16"
3060
1450
Surface 9-518"
7930
4760
Intermediate
Production 7"
7240
7800
Liner
Perforation Depth MD 01): pwruraillori D apth TVD (ft): ITubing Size: Tubing Grade:
Tubing MD (ft):
:I-11211, 9.2# L-80, TCII
rockers ane SSSv Type: Packers and SSSV MD (ft) and TVD (ft):
12. Attachments: Proposal Summary 0 Wellbore schematic
13. Well Class after proposed work:
Detailed Operations Program Q DOP Sketch ❑
Exploratory Q Stratigraphic ❑
Development ❑
Service ❑
14. Estimated Date for
15. Well Status after proposed work:
20 -Feb -19
Commencing Operations:
OIL WINJ
❑ F]WDSPL
GAS ❑ WAG ❑
❑
GSTOR ❑
Suspended ❑
SPLUG ❑
16. Verbal Approval: Date:
Commission Representative:
GINJ ❑ Op Shutdown ❑
Abandoned ❑
17. 1 hereby certify that the foregoing is true and the procedure approved herein will not
be deviated from without prior written approval.
Authorized Name: Marc Kuck Contact Name:
Marc Kuck
Authorized Title: Senior Engineering M er Contact Email: marc.kUCk oilsearch.corn
BContact Phone: 907-375-4600
Authorized Signature: Date,
COMMISSION USE ONLY
Conditions of approval: Notify Commission so that a representative may witness Sundry Number:
11-
-r+
Plug Integrity ❑ BOP Test ❑ Mechanical Integrity Test ❑ Location Clearance ❑
Other:
Post Initial Injection MIT Req'd? Yes ❑ No ❑
Spacing Exception Required? Yes ❑ No ❑ Subsequent Farm Required:
APPROVED BY
Approved by: COMMISSIONER THE COMMISSION
Date:
DUPLICATE
Submit Form and
Form 10403 Revised 4/2017 Approved application Is valid for 12 months from the data of approval. Attachments in Duplicate
(r
Oil Search
Pikka B STA Sundry Application Requirement
1. Affidavit of Notice — Attachment A
2. Plat showing well location, as well as % mile radius around well with all well
penetrations, fractures, and faults within that radius —Attachments B, E, and F
3. Identification of freshwater aquifers within % mile radius — There are no known
underground sources of drinking water within a half mile radius of the current proposed
well bore trajectory for Pikka B and Pikka B STA. At the Pikka B location, the Permafrost
interval extends down to approximately 1000-1200ft and therefore, no known shallow
aquifers (typically found down to 400ft depth) are located at the Pikka B location.
4. Plan for freshwater sampling — There are no known freshwater wells proximal to the
proposed operations, therefore no water sampling is planned.
5. Detailed casing and cementing information —Attachment C
6. Assessment of casing and cementing operations — Assessment of casing and cementing
operations will be performed after cementing operations are complete.
7. Casing and tubing pressure test information — Pressure testing will be performed upon
completion of the well's lateral section.
S. Pressure ratings for wellbore, wellhead, BOPE and treating head — Attachment D
9. a -d I-ithological and geological descriptions of each zone —
e. Estimated fracture pressure for each zone listed below:
Pump
Held IA
Trip
Pressure
!A PRV
GQRV
Pressure
(Psij
(PSI)(psi)
pal}
!ab 3000
3300
6400
6000
10. Mechanical condition of wells transecting the confining zones — No wells within 1/2 -
mile radius of Pikka B STA. Please see attachment B as reference.
El.ocation of faults and fractures in wellbore Y2. mile radius — Based on the seismic and
well data covering the Pikka B location, there are no known faults or fracture zones
interpreted to be located within a half mile radius of the Pikka B and Pikka B STA
Oil Search does not expect that any hydraulic fractures during the stimulation of Pikka B
STA will intersect any faults near the wellbore. If there are indications that a fracture has
intersected a fault during fracturing operations, Oil Search will flush and terminate the
stage immediately.
12. Detailed proposed fracturing program —Attachments G & H
13. Flowback procedure —Attachment I
Section (b) — We will not be treating through production or intermediate casing strings.
Section (c) —
1. Rig up pumpto set PHL Packer. Testsurface linesto 5,000 psi. Bleed off pressure.
2. Slowlypressure up the tubing in 500 psi incrementsto 3,500 psi forthe packerto setand hold
for 30 min. Chart as inner integrity test.
3. Reduce tubingpressure to 2,000 psi
4. Increase IA pressure to 3,300 psi and hold for30 min. Chart as IA pressure test.
5. Bleed off IA pressure to 0 psi.
6. Increase tubing pressure to expe nd the mirage plug.
a. Estimated expend: 4480-4900 psi
7. Once expended pressure will reduce, bleed off tubing pressureto0 psi.
Section (d) — Attachment J
Proposed Wellbore Schematic—Attachment K
Affidavit
State of Alaska, Third Judicial District
Personally appeared before me, Timothy Jones, who, being
duly sworn according to law, deposes and says:
1. 1, Timothy Jones, am the Land Manager for Oil Search (Alaska), LLC and a Registered
Professional Landman #84167.
2. The Owners, Landowners, Surface Owners and Operators, as defined in relevant state
statutes and regulations, identified in the attached Notice of Operations are correct to the
best of my knowledge.
3. The well location in the attached Exhibit A was taken from Oil Search (Alaska), LLC's
Permit to Drill submitted to AOGCC.
4. The attached Notice of Operations was sent to the identified Owners, Landowners, Surface
Owners and Operators by certified mail.
Further the affiant ayeth naught.
Ai z/18116
Timothy Jone Date
RPL #84167
UNITED STATES OF AMERICA §
STATE OF ALASKA
Subscribed and sworn to before me on the day of December. 201 S.
Notary Public
No" PWO
Sy" UNIM My commission expires:,
noof man
ttOWMOsslan 1WMI Jul 21, 2018
Attachment A
f
4
P
Oil Search
December 18, 2018
Owners, Landowners, Surface Owners and Operators
See Distribution List
Colville River Area
North Slope Basin, Alaska
Re: Notice of Operations under 20 AAC 25.283 of Oil Search (Alaska), LLC's Sundry
Application for a Fracture Stimulation for the Proposed Pikka B STI Sidetrack Well
Dear Owner, Landowner, Surface Owner and/or Operator,
Oil Search (Alaska), LLC (OSA) is applying for a Sundry Application under 20 RAC 25.283 to
perform a fracture stimulation of the proposed Pikka B STI sidetrack well. This Notice is being
sent by certified mail to meet the notification requirements under 20 AAC 25.283(a)(1)(A) and
20 AAC 25.283(a)(1)(B).
The complete application is available for review upon request. If you wish to review the
application, please contact Tim Jones, Land Manager, at the following:
Tim Janes
Land Manager
Oil Search (Alaska), LLC
510 L Street, Suite 310
Anchorage, AK 99501
Direct: 907-375-4624
tim.ionesPolIs;,arch.com
OSA, through a search of the public record, has identified you as an Owner, Landowner, Surface
Owner or Operator (as defined in AOGCC regulations) within % mile of the proposed Pikka B STI
sidetrack well trajectory and fracture stimulation. Please contact me should you require
additional information.
Sincerdly,
I h^rs
Tim Jo s
Land M naf;er
09 Search Alaska, LLC Anchorage office Tel. +1907 275 6800
510 L Sheaf, Suft 310 Fax. +1907 275 6930
Anchorage. www *isosrch.corn
AK 99501
Attachment A
0)
Oil Search
Distribution List: Alaska Division of Oil and Gas
Arctic Slope Regional Corp.
Kuukpik Corp.
Oil Search (Alaska), LLC
Repsol E&P USA Inc.
Armstrong Energy, LLC
GMT Exploration Company LLC
ConocoPhlllips Alaska, Inc.
Attachment A
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7" Production Casing Section Overview
7" 26# L80 DWCIC-SR Casing
Burst
Collapse
Tensile
ID
Drift ID
Connection
Make-up
Make -Up
(Psi)
(Psi)
(Klbs)
(in)
(in)
CID
Torque
Loss
(in)
(ft -lbs)
(in)
7240
5410
604
6.276
6.151
7.875
Min 18,300
4.50
Max 21,100
Production Casing Cement—STAGE 1
Casing 17" 26# 1.80 DWC/C Casing
Basis
Total
Cement
Volume
Notes I Job will be mixed on the
Production Casing Cement —STAGE 2
Casing
7" 26# L80 DWC/C Casing
Basis
Total
Cement
Volume -
(votes
I Job will be mixed on the fly
Attachment C
Production Casing Proposed Cementing Program
1. Pump the 1st stage cement job as per HAL Cementing Program.
a. Cement job is planned to be pumped as follows:
U. Drop Bypass Plug
ix. Land Shut Off Plug on Baffle Adapter and verify floats are holding
x. Pressure up to 3,300 psi to shift open ES cementer
b. Do not pump over the calculated displacement plus half of the shoe track volume (-y2.4 bbls).
If plug does not bump refer to contingency cement procedures. <account for compressibility
of MOBM>
c. Verify floats are holding. If floats have failed refer to contingency procedures.
d. Record type, volume, density, if there were any losses or cementing problems, and volume of
cement returns at surface in detail in the morning report.
2. Circulate 1-2X BU with MOBM through ES -Cementer and prepare for 2m stage cement job.
Modeling indicates it is not necessary to WOC between stages.
a. Be prepared to handle any cement returns at surface that were above the stage tool from the
first stage cement job.
3. Prior to commencing second stage cementing operations, reload Halliburton cement head.
4. Pump the 2nd stage cement job as per HAL Cementing Program.
a. Cement job is planned to be pumped as follows:
ii. Drop Second Stage Bottom Plug
b. When Second Stage Closing Plug lands hold pressure for 2 minutes then release pressure
and observe for flow back. If no flowback is observed, then tool is closed. If tool is not
closed, refer to contingency procedures.
c. Monitor for cement returns at surface and ensure a plan is in place to handle cement
contaminated returns.
Attachment C
d. Record type, volume, density, if there were any losses or cementing problems, and volume of
cement returns at surface in detail in the morning report.
5. Rig down Halliburton cement head and lines. LI] casing hanger running tool.
Attachment C
188.6'
B111d
77.7'
43.0"
43.0'
41!16' 10M 4'1602
R.
i yy
Lei �i f f
r...
41118' 10M
� 4-1119'10M
41!18" 10M3"1502 � �� = 4'1!18' 10M 3'Y502
41!16' 10M
S
f4-1116•1sM r- - J
4
N7 --
3-116'5M
3.116"5M n10 -
11.5M
22.0' \«J_lfl1� L� I I I sit
40
or
2-1116' SM
41118" SM
4-1118-10M
UEM od
E
Pressure Control
16"x 9-5/&'x 7" x 3-112" 5/10M MB -230 Multibawl Assembly,
uGRI IES
With MB -230 Upper Head and MB -230 Tubing Hanger and K Tubing Bonnet
a GE company
coyYNwWRaPPOPIYETMYNoi10E DRAWN BY: 6RAWIN6 NO.:
�spnxjja]Mi BYrIWd+SaePmnWM.ue[ub+e��9"Md.lp-hM iww�etl. TheYMn�knawYY"d htlh tloo�wa umnPtlmEtl"W .tl rR AAZ49E�
a �rameas +P,w�`n.aN ew�.n R�aaa rw�,pwm�.nder..xypw.�e.a�se.ane.e.v.rwara �L aye REYIPWED EY: Rei. S2 OF
NC I I
"uoukTgoRBhREAPHiORIMA NOf FOR A9WIIFlLT1PlY0 V8E -: 190=48
PIKKA B Attachment D OIL SEARCH ALASKA
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Prepared for
Date Prepared
*Mork of Schlumberger
schlumbeflep
FracCAUE*
STIMULATION PROPOSAL
Operator Oil Search
Well Pikka B
Field Pikka
Formation
Well Location
County
North Slope
State
Alaska
Country
united States
Mike Martin
Service Point
Business Phone
12-18-2018
FAX No.
Prepared by Scott Leahy
Phone 907-330-4595
E -Mail Address SLeahy®slb.com
Prudhoe Other
1907 659 2434
1907 659 2538
giaclatmer Notice:
This information is presented in good faith, but no warranty is given by and Schlumberger assumes no lability for advice or recommendations made concerning results to he
obtained from the use of any product or service. The results given are astirretes based on calculations produced by a computer model including various assumptions on the well,
reservoir and treatment Thu results depend an input dam provided by the Operator and oegmatoa as to unknown data and can be no more accurate than the model, the
assumptions and such input data. The information presented is Schlumberger's best estimate of the actual moults that may he achieved and should be used for comparison
purposes ratherthan absolute values. The quality of input date, and Was resultsr may he Improved through the use cf certain mate and procedures which Schlumberger can assist
in sskecting.
The Opermar has sup Her knowledge of the welL the reservoir, the field and conditions affecting them. If the Operator is aware of any conditions whereby d neighboring well or
wags mightba affects: by the treshnentproposed herein Moth* Opmamr'e responsibility to naft the owner or owners oftha well or wells accordingly.
Pdaa9 quoted are estimates only and are good for 30 days from the date of issue. Actual charges may vary depending upon time, equipment, and material ultimately required to
perform these services.
Freedom from infdngemslrt of patents of Schlumberger or others is natio be inferred.
Schlumberger -Private Attachment G
Client Oil Search schw0hplop
well Pikka B
Formation
District Prudhoe Bay, AK
Section 1: Zone Data
Formation Mechanical Properties
Zone Name Top TVD Zone Frac Insitu Young's Poisson's Toughness
(ft) Height Grad. Stress Modulus Ratio {psi.inll.5}
(ft} I (psi/ft) I (psi) I (psi)
Formation Transmissibility Properties
Zone Name Top TVD Net Perm Porosity Res.
{ft} Height (md) {%} Pressure
Vo 1psil
2
Schlumberger -Private Attachment G
Client
Oil Search
Wall
Pikka s
Formation
Stop
Slurry
Volume
(bbl)
District
Prudhoe Bay, AK
AaL
atiloMpgr
Section 2; Propped Fracture Schedule
Pumping Schedule
Please note that this pumping schedule is under -displaced by 5.0 bbl.
Fluid Totals
53718 gal of YF125ST
2458 gal of WF125
Proppent Totals
190900 lb of CarboLite 16/20
Pad Percentages
% PAD Clean 27,4
% PAD Dirty 23.5
Job Execution
Step
Name
Jab Description
Cum. Fluid
Volume
(gal)
Stop
Slurry
Volume
(bbl)
Stop
Name
Pump
Rate
(bbUmin)
Fluid Name
Step Fluid
Volume
(gal)
Gel
Conc.
(lb/mgal)
Prop.
Type and Mesh
Prop.
Conc.
(PPA)
PAD
30.0
YF125ST
14700
25.0
0
0.00
1.0 PPA
25.0
YF125ST
3620
25.0
CarboLite 16/20
1.00
2.0 PPA
25.0
YF125ST
3473
25.0
CarboLite 16120
2.00
3.0 PPA
25.0
YF125ST
4450
25.0
CarboLite 16/20
3.00
4.0 PPA
25.0
YF125ST
4996
25.0
CarboLite 16/2D
4.00
5.0 PPA
25.0
YF125ST
5847
25.0
CarbDLita 16120
5.00
6.0 PPA
25.0
YF125ST
5975
25.0
CarboUte 16/20
6.00
7.0 PPA
25.0
YFI25ST
4811
25.0
CarboUte 16/20
7.00
8.0 PPA
25.0
YF125ST
4344
25.0
CarboLite IWD
8.00
9.0 PPA
25.0
YF125ST
1502
25.0
CarbaLite 16120
9.00
FLUSH
25.0
WF125
2458
25.0
0.00
Please note that this pumping schedule is under -displaced by 5.0 bbl.
Fluid Totals
53718 gal of YF125ST
2458 gal of WF125
Proppent Totals
190900 lb of CarboLite 16/20
Pad Percentages
% PAD Clean 27,4
% PAD Dirty 23.5
Job Execution
Step
Name
Step
Ruid
Volume
(gal)
Cum. Fluid
Volume
(gal)
Stop
Slurry
Volume
(bbl)
Cum.
Slurry
Volume
(bbl)
Step
Prop
(Ib)
Cum.
Prop.
(Ib)
Avg.
Surface
Pressure
(psi)
Stop
Time
(min)
Cum.
Time
(min)
PAD
14700
14700
330.0
350.0
0
0
17.7
3.6
3.6
4.6
11.7
15.3
18.9
23.7
1.0 PPA
3620
18320
90.0
440.0
3620
3620
2.0 PPA
3473
1 21793 1
90.0
530.0
6946
10566
3.0 PPA
4460
1 26243 1
120.0
650.0
1 13349
1 23915
Schlumberger -Private
Attachment G
Client
Oil Search
well
Pikka B
Formation
District
Prudhoe Bay, AK
Sr> Mpoer
4
Schlumberger -Private
Attachment G
Job Execution
Step
Step
Cum. Fluid
Step
Cum.
Step
Cum.
Avg.
Step
Cum.
Name
Fluid
Volume
Slurry
Slurry
Prop
Prop.
Surface
Time
Time
Volume
(gal)
Volume
Volume
(lb)
{Ib)
Pressure
(min)
(min)
(gal)
(bbl)
{bbl)
{psi)
4.0 PPA
4996
31239
140.0
790.0
19985
43900
5.6
29.3
5.0 PPA
5847
37086
170.0
960.0
29236
73137
6.8
36.1
6.0 PPA
5975
43061
180.0
1140.0
35849
108986
7.2 1
43.3
7.0 PPA
4811
47872
150.0
1290.0
33677
142662
6.0
49.3
8.0 PPA
4344
52216
140.0
1430.0
34748
177411
5.6
54.9
9.0 PPA
1502
53718
50.0
1480.0
13520
190931
2.0
56.9
FLUSH
2458
56175
58.5
1538.5
0
190931
2.3
59.2
4
Schlumberger -Private
Attachment G
Client : Oil Search SchInhPlor
well Pikka B
Formation : Nanushuk
District Prudhoe Bay, AK
Section 3: Propped Fracture Simulation
The following are the results of the computer simulation of this Fracturing Proposal using a Pseudo 3-0
Vertical model. Effective Conductivity and Effective Fed are calculated based on perforated intervals with
positive net heights.
Initial Fracture Top TVD________________________
Initial Fracture Bottom TVD
Propped Fracture Half -Length ...............
EOJ Hyd Height at Well ---.--.•_________________
Average Propped Width________________________
Net Pressure .............
---------------------------
Max Surface Pressure_______________
Simulation Results by Fracture Segment
From
To
Prop. Cone.
Propped
Propped
Frac.
Frac.
Fracture
(ft)
(ft)
at End of
Width
Height
Prop.
Gel Cone.
Conductivity
Pumping
(in)
(ft}
Cone.
(Ib/mgal)
(md.ft)
(PPA)
flb/ft2)
5ch lum berger-Private
Attachment G
chi plep
Client:
DII Search Alaska
Well:
Pfkka B
Basin/Ffeld:
Pikka
State:
Alaska
County/Parish:
North Slope Borough
Case:
7280890
Disclosure Type:
Pre -Job
Well Completed:
2/22/2019
Date Prepared:
12/14/2018 1:11 PM
Report ID,
RPT -59132
yr325R�T-WFI�5 ?3.674 Gal Contains Water, 5urfactanty Jiresker, Breaker Aid, Crum'If1krt. GuBing Agahl, LlayCurtraiAoem, Mnr ricfdr_
PfUV;15Agant
rbcs w,4ME 411MAil�mnik,a wan WMMP +nn 4t+ trrsnA R*Il+er yhilc7sviv4eu7vcRent
`.rveuwv—pµreuuy— 3—warp o—i y—na MMYXB or me wnwrvrmcvnrmrprvvmea weawvwn w eamponenm mvcmvy neve been avuea M me warervy mrm-parses.
• the evahmdan of attvcheddocumealsPerhaned based an the campasldan of rhe identrykdpmductc to the extent Mot such camPasMonal f & marWn was Anvum to GRC-Memkars as bf the date of the dacumem
was produced. Anynew updates wM=t be rcjiectedin this docbmewt.
Attachment H
0 Schlumberger201a Used by Oil Search Alaska by permission. Page- 1 / 1
v'vaier'IlFicluding Mix Water SupplieabyCrienij-
—77 %
56402-68-4
Ceramic materials and wares, chemicals
—22%
57-48-1
2-hydroxy-N,N,N-trimet ethanaminium chloride
<1 %
9000-30-0
Guargurn
<1%
7727-54-0
Diammonfumperoxidisul hate
<0.1 %
56-81-5
1, 2,3 - Propanetrior
< 0.1 %
1303-96-4
Sodium tetraborate decahydrate
< 0.1 %
102-71-0
2,2',2"-nitrllotrlethanol
<0.1 %
111-76-2
2-buto ethanol
<0.1 %
67-63-0
P►a an-2-ol
<0.1 %
34398.03.1
EthaxyratedC11Alcohol
<0.1 %
25038-72-6
Vinylidene chloride/methylac late copolymer
<0.1 %
63-42-3
Lactase
<0.01 %
68131-39-5
Ethoxylated Alcohol
< 0.01 %
91053-39-3
Diatomaceous earth, calcined
< 0.01 %
112-02-5
Undecanol
<0.01 %
7631-86-9
Nan -crystalline silica (impurity)
<0.001 %
14807-96-6
Magnesium silicate hydrate talc
< 0.001 %
10377-60-3
Magnesium nitrate
<0.001 %
26172-55-4
5 -chloro -2 -meth I-2h-isothiatolal-3-one
<0.001 %
7786-30-3
Magnesium chloride
<0.001 %
9002.840
of jtetraflucroeth ene
< 0,001 %
9050.36.6
Maltodext►fn
<0.001 %
2682-20,4
2-methyl-2h-iscthiazol-3-one
<0.0001 %
127-08-2
14808-60-7
14464-46-1
6419-7
9004-53-9
9[172 -SA -R
Acetic acid, potassium salt
Quartz, Crystalline silica
Cristobalite
Acetic acid (impurity)
Dextrin
N4mIL@nl�la5@ 4nFyrno
<0.0001 %
<0.0001 %
< 0.0001 %
< 0.0001 %
_ < 0.0001 %
A nnl n, yrF
`.rveuwv—pµreuuy— 3—warp o—i y—na MMYXB or me wnwrvrmcvnrmrprvvmea weawvwn w eamponenm mvcmvy neve been avuea M me warervy mrm-parses.
• the evahmdan of attvcheddocumealsPerhaned based an the campasldan of rhe identrykdpmductc to the extent Mot such camPasMonal f & marWn was Anvum to GRC-Memkars as bf the date of the dacumem
was produced. Anynew updates wM=t be rcjiectedin this docbmewt.
Attachment H
0 Schlumberger201a Used by Oil Search Alaska by permission. Page- 1 / 1
Pikka Bst1 Clean-up and Test Summary
PIKKA B TABLE OF FLOW PERIODS
Per regulation 20AAC25.235 (d) 6, Oil Search is requesting AOGCC permission to flare the produced gas
for the duration of the exploration well production test
Attachment I
Duration
I Build Up Table
(hours)
PurposeFlow
A
Bring well on slowly (16/64th) via adjustable choke,
adjust as necessary to achive stable flow. Monitor
returns for proppant and adjust choke as necessay
Clean -Up & Initial Flow
to avoid damage to proppant pack and minimize
errosion to surface equipment. The OS Resevoir
Engineer will determine when the well is clean and
advise choke changes/rates for initial flow period.
Shut in well to obtain reservoir pressure
Initial Pressure Build Up
Conduct Multi -Rate flow testas per Table below or
as directed by Onsite Reservoir Engineer
Multi -Rate Well Test
Collect Surface Samples as directed by
OS Reservoir Engineer
3 rd Party
Oil & Gas Samples for
Clean-up
PVT, EOR, & SCAL
initial Flow
will betaken at the
J
Separator as per
Multi -Rate 1
Reservoir Engineer's
Multi -Rate 2
direction
Multi -Rate 3
NOTE: Main flow period
Rates and periods are indicative and will depend on
may be extended (TBC)
clean-up, drawdown, and reservoir properties
Final Build -Up Period
Shut in forvarious reservoir analysis
Per regulation 20AAC25.235 (d) 6, Oil Search is requesting AOGCC permission to flare the produced gas
for the duration of the exploration well production test
Attachment I
Well Cleanup - Operational Summary:
• Estimates Time; -is directed by Oil Search Reservoir Engineer.
• Target Clean-up Flow Rate-
07'arget Post Clean-up Flow Rate:
• Choke Setting: Use adjustable choke to make the adjustments needed to achieve
stable liquid flow rate. The OS Reservoir Engineer & OS Well Test Supervisor will advise
choke changes based on well performance and solids production.
• Proppant Production: Proppant production is expected and will managed by bringing on
the well slowly and beaning up choke base on well performance and bottoms up solids
production.
• Annulus Pressure: The annulus pressure is expected to increase due to thermal
expansion.
• Nz Injection Rate: As per contingency Nz well kick-off procedures.
• Methanol Injection Rate: McOH will be injected into the well via the chemical injection
line to prevent the formation of hydrates. Injection rate TBD
• Sampling: Asper sampling table below.
Attachment I
Main Flow- Operational Summary:
• Estimates Time: � as directed by OS Reservoir Engineer.
ErAulti-Rate Flow Period;
• Choke Setting: Bring the well on slowly using the PTS adjustable choke, Once at targeted
rate switch to a positive choke for the specified flow period. The OS Reservoir Engineer
& OS Well Test Supervisor will advise target rates and choke changes
• Proppant Production: Minimal proppant production is expected.
• Annulus Pressure: The annulus pressure is expected to increase due to thermal
expansion.
• Methanol Injection Rate: McOH will be injected into the well via the chemical injection
line to prevent the formation of hydrates. Injection rate TBC
■ Sampling: AS per sampling table below.
Metering Standard
Fluid Rates & Volumes - Tank Straps will be used for all reported fluid rates & Volumes, in addition there
will be turbine meters on the oil and water legs of the separator for reference.
Gas Rates & Volumes - A Daniels differential pressure flow meter.
Attachment i
DL
J
3-'N'9.2 ppf L80 TCII Tubing
Wellhead, 9-518" x 3 -IN', 5K psi, 10 K XT
Conductor, 20" Uninsulated set at 80 ft
Surf. Casing
9-&8" 47# L80 R3 BTC -M
le
Pikka B ST1
2.813"'X' landing Nipple
KBMG with Dummy Vale
Mandrel, 318" SS line
Wl'
Oil Search
Plsran�d V��'
y .
GLM, 3-1/p." x 1 ",
Chem Injection
344 cable clamps:
0.433" (W) Encap gauge line, 0.433" (1✓W') Encap SSSV line,
318"' Chem Inj Line
- 2.813"X' Landing Nipple
,3-1/FNE TRSSSV,
2.813"'X' Profile, 0.433"(1/4") SSSV Encapsulated Une
Confidential
3-1/2' SRO HAL ROC Tubing P/T Gauges
Mirage Plug & AutoFili Sub
2:75"'XN' Landing Nipple
.` Production Liner,
7" 26# LBO R3 DWC
Attachment K