i In Refer Toi FO-2-1 January 29* 1968

$••{24)1; Energy CAP Inc* Attentions Ns. 01anno R. Laborde 1001 Fannlr.* Suite 1700 Houston* TOMS 77002

GtMTtltMMni

Reverence Is Nd* to your Initial Plan of Explorstion received January IS* 1986. for LOOM 0CS-* 9080* Block 143* Nigh Isl Mid Aroa. This plan includes tho activitiee proposed for Nolls A through E.

Io accordanco with 90 CFR 250.34* revised Oecsnber 13* 1979* and our letter dated January 29* 1979* this plan Is heresy determined to bo coorlete and 1a sou being considered fer approval*

Your plan control nunber 1s IM901 aod should be referenced In your eeooual-catloti aod correspoodeee* concerning this plan.

Sincerely yours*

(0n6. Sgd.) A. Donald Giroir

0* J . Bourgeois Regiontl Supervisor Field Operations

MDJosephtcck 101/ Z7/6J i poecorn

PUBLIC INFORMATION

SEAGULL ENERGY H&P INC. A SuOOKjar* ai Seagui' Energy Corcrlet'O" 1001 Partmr Su.ie 1 'CC • Mousw "e»as "002 e:» Ti 3>9S1-470C

January 14, 1988

Mr. Frank Pausina Plans Unit United States Department of the In ter ior Minerals Management Service 1? 1 Elmwood Park Boulevard New Orleans, LA. 70123-239'*.

Re: I n i t i a l Plan of Exploration OCS-G-9080 High Is land 14 3

Gentlemen,

The above referenced leaae was purchased in the August 1987 Offshore Texas lease sale by Seagull Energy E&P Inc. and Ensource Inc. The lease was awarded on October 1,1987. Seagull has on file with Minerals Management designation of operator forms agreed to by a l l parties.

Seagull is proposing drilling exploratory wells A, B, C, 0 and E from a surface location on OCS-G-4076 High Island 105, a Rutherford Oil Corporation lease, to bottom hole locations on OCS-G-9080 High Island 143. Rutherford has boon notified by Seagull of the nood for a right-of-uso and easement for High Island 105.

Drilling activities shall commence on or about February 15, 1988. Each well shall take approximately fifteen days to d r i l l . Total drilling operations should take approximately ninety days.

High Island 143 is located approximately nine miles South-Southeast of Galveston Bay. Seagull's onshore base of operations shall bo out of Galveston, Tx.

Crewboat tiao from the bay to High Island 14 3 is approximately two hours. Seven crewboat trips per week shall be made during drilling operations. Supply boat travel time is approximately three hours and seven trips shall be scheduled each week. Holicopter trips shall average ten per week.

Mr. Frank Pausiy.a January 14, 1988 Page 2 •

Seagull1 has on f i l e with Minerals Management Service an approved Oil.Spill Contingency Plan. Seagull i s a member of Clean Gulf Associates and shall u t i l i z e their services in the event of an o i l spill.' Response time for the CGA equipment out of Galveston to High Island 143 i s two to four hours.

The water depth of High Island 143 i s forty-six feet. A jack-up rig shall be utilized in drilling. A schematic of a typical diverter system along with a description of a typical blowout preventer system i s enclosed. Well control and blowout prevention equipment shall be in accordance with OCS Order 2.

The attachments included with this Plan of Exploration consist of the following:

1. Location Plat (nonproprietary) 1": 2000' 2. Structure Map - MD, TVD 3. Vicinity Map 4. L i s t of mud additives 5. Air Emissions Calculations 6. Shallow Hazards Analysis 7. Cultural Resource Assessment 8. Diverter Schematic 9. Blowout Preventer Schematic

10. Rutherford Right-of-Use and Easement

Seagull personnel and contract personnel shall be instructed and supervised in the techniques and methods necessary to prevent pollution. Tho f a c i l i t i e s shall be inspected daily.

Oil in any form, shall not be disposed of in the waters of the Gulf of Mexico. EPA guidelines for overboard discharge shall be stringently adhered to and monitored as required.

Your expeditious handling of this Plan of Exploration shall be greatly appreciated.

Yours very truly,

Seagull Energy E&P Inc.

Dianne R. LaBorde' Regulatory Affairs

Attachments

DRL/bem

RUtHERFORD OCS-G-407£

105 Surf. Loc .

3000

///'I

/ / / / i

144

SEAGULL OCS-G-9080

143

SEAGULL ENERGY 1 ft p INC.

HIGH ISLAND BLK. 143 OFFSHORE TEXAS

: C A L I : 1" > WOO' DATI :

"Fol-jwing i s a l i s t of mud additives which w i l l be ussd during th* d r i l l i n g and

complotion

Barite

Gel

CL/CLS

Drispac

Caustic Soda

Aluminum Stearate

Sodium Bicarbonate

Lime

CHEMICAL, NAME

Barium Sulfate

Sodium Montmorillonite

Chrome Lignite/Lignosulfonate

Polyionic Cellulose Polymer

Sodium Hydroxide

Aluminum Stearate

Sodium Bicarbonate

Calcium Hydroxide

Normal d r i l l cuttings, i.e.*. those nor oil-contaminated, w i l l be dis*>oe*4 by-

~ dumping overboard from the shsle shaker. Any mud or d r i l l cuttings which asr

be oil-contaminated or* otherwise 1 unsuitabl« for overboard disposal w i l t be-

transported by boat to shore-based disposal f a c i l i t i e s .

Rf '.: '-' ' •

BEST V0

il KifilililiiW

P.O. Box 21875? Houston, Texas 77218 713-558-0607

• J December 10, 1987

PROJECTED AIR EMISSION SCHEDULE FOR EXPLORATION PROJECT

GENERAL INFORMATION

Location of Faci.ity:

Distance Offshore: Name of Rig/Platform: Operator:

Contact Person: Totel Well Footage to be Drilled: Dete Drilling Will Begin:

High Idland 143 OCS-G 9080 9 miles Jackup Seagull Energy E&P, Inc. 1001 Fannin, Suite 1700 Houston, Texaa 77002 Dianne LaBorde 34000' January IS, 1988

MAJOR SOURCE (OFFSHORE)

Pover used aboard drilling vessel; approximate footage drilled 34,000'*

Projected Emissions Eaittsd (lba/davotone/year

Substance 1988»««

CO (150) 6.73 SO (48) 2.14 2

NOx (703) 31.62 VOC (57) 2.55 TSP (50) 2.24

a Bseed on 60 hphr/ft. fron Table 4-3, "Atmospheric Emissions from Offshore Oil snd Gss Development snd Production", EPA No. 450/3-77-026, June, 1977.

•a Emission factors from Tsble 3.3.3-1, 'Compilation of Air Pollutant Emission Factors:, EPA Report AP-42, August, 1977.

aaa Thc total eaieeion factors for 1988 sre maximum possible valuee for one yesr.

Projected Air Emissions Seagull Energy E & P , Inc. High Island 143

P»g»2 j

HINOR SOURCES (OFFSHORE)*

Including helicopter lending and take-off (10 tripe/week); supply boats (7 trips/veek); end crev boats (7 trips/veek); loading snd unloading operations; snd incineration of vsste paper (average 7S0 pounds of vaste per month).

Projected Eaissions Eaitted (tons/year) « Substance 1988

CO .56 SO .02 2

NOx .12 VOC .05 TSP . 02

a Tables 3.2.1-3, 3.2.3-1, snd 2.1, "Compilation of Air Pollutant Emission Factors", Third Edition, EPA Report AP-42, Auguet, 1977.

TOTAL ALL SOURCES (TONS/YEAR)

1988 CO SO NOX VOC TSP

Major 6.73

2

2.14 31.62 2.55 2.24 Minor _J56 .02 .12 .05 Totsl 7.29 2.16 31.74 2.60 2.26

ONSHORE SOURCES

These should be about the esse as minor sources unless nev f s c i l i t i e e sre installed at the onehore base. No sdditionsl f s c i l i t i e e sre required or planned st this tise.

EMISSION EXEMPTION DETERMINATION

2/3 2/3 For CO: E - 3400D • 3400 (9) • 14,711 tone/yeer For NOx, VOC, TSP & SO : E • 33.3D * 33.3 (9) « 299 tons/yesr

2

As per DOI/HHS regulations, this f a c i l i t y i s exempt froe further s i r quslity reviev ss i t hse been determined thst i t s operetione will not hsve significant adverse environmental impact on s i r quslity.

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nivorter Svtta*

F i l l up Line - IB-Mi

2 C_3- Flowline

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3-7/iS- 10 M Gats Valvt

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13-3/S" ICM w/pipe ra=s

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3-1 / IS- "ICM Cats Valve

13-5/8- 10M w/pip*

Drawing 3 13-5/3- 10M BOP Stack

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SEAGULL EJMERGY CORPORATION .00' Pann.r S-iie 1-CQ • Houston Te.as ^^00r »t^l3'951-4700

January 14, 1988

Mr. Emile Simoneaux Minerals Management Service 2302 Elmwood Park Blvd. New Orleans, LA. 70123-2394

Re: Right-of-Use and Easement OCS-G-9080 High T.sland

Gtntlemen.

Pursuant to 30 CFR 250.18, Seagull Energ) L * V Inc. is seeking •± r i,?ht-of-use and easemeut in the d r i l l i n g of wells .fron' a surface location in 0CS-G-4076 High Island 105, a Rutherford Pij Corporation laase, to a bottom hole location i n OCS-G-9080 High Isl-and 143, a Seagull lease.

Mr. Michael McCoy with Rutherford O i l Corporation was n o t i f i t . i l by lettev on January 14, 1988 of Seagull's intent to d r i l l . A copy of that l e t t e r i a enclosed for your information.

A plat with the required pertinent information is ei.closed fr-. your review.

Yours very t r u l y ,

SEAGULL ENERGY L&P INC.

Dlanne LaBorde P gulatory Affaxt..

OL/cc Znclosures

S E A G U . L CNCRG| E&P INC.

January 14. L988

Mr . Michael McCoy u t h e r f o r d O i l Corpora t ion

: and Manager ^550 Two ' j h e l l Plaza Houston, Texas 77002

RE: Right of Use and Easement OCS-G-4076 High Is land 105

Gent lame**:

Seegull Energy Corporat ion i s request ing a Rig£>t o f se and Easement f o r • e surface l o c a t i o n o f Galveston 105, a Ruther ford O i l Corporat ion lease, * i t h a bottom hole l o c a t i o n on Galveston 143, a Seagull Energy E&? lease.

For your records, Seagul l wishes to s t a te tha t a t no now or i n the f u t u r e , w i l l Seagull t n - . *:fere wich any of Rutherfords plans -o deve-o;> OCS--G-4076 High I s l a n d 105.

Please submit a letter of rid objection for the right of use and easement -a;

To expedite the P..an cr Explora t ion approval i c would be g r e a t l y appreciated i f R u t h e r f o r d woulJ . t l l o w Seagull to review t t shallow Hazard and Archoologic i l surveys cn Hig>< I s l a n d 105.

Mr. Enila Simoneaux, Minerals Management Service 1201 Elnr-ood Park B lvd . New Orleans, ' ou i s i ana 7ul23-2394

£cur« v*ry t r u i v ,

Dianne R. LaBorde Regulatory A f f a i r s