Crane County, TX Sec. 37, Block 31, University Lands Wellbore #1 : MWD 16 May, 2012
Date: 1/12/12 Railroad Commission of Texas Oil and Gas Division 1701 North Congress Avenue Austin, Texas 78711 Attention: Pam Johns Re: Apache Corporation RRC Lease / ID No. University Lands Abstract N/A Crane County, Texas API No. 42-103-35938 Enclosed, please find the original and one copy of the survey performed on the referenced well by The Directional Drilling Company (DDC). (P5#851499). Other information required by your office is as follows: Name & Title ed Dates Type of of or Drainhole Number s Performed Chris Caceres Original Hole 2267 to 7663 12/29/11-1/11/12 MWD A certified plat on which the bottom hole location is oriented both to the surface location and to the lease lines (or unit lines in case of pooling) is attached to the survey report. If any other information is required, please contact the undersigned at the letterhead address and phone number. Larry Wright Enclosures Cc: Apache Corporation 11390 FM 830 Willis, Texas 77318 PH 936-856-4332 FAX 936-856-8678
Local Co-ordinate Reference: Well Calculation Method: Minimum Curvature Project Crane County, TX Map System: Geo Datum: Map Zone: US State Plane 1927 (Exact solution) NAD 1927 (NADCON CONUS) Texas Central 4203 System Datum: Mean Sea Level Site Sec. 37, Block 31, University Lands Site Position: From: Position Uncertainty: Map Northing: Easting: Slot Radius: 656,189.97 usft Latitude: 31 27' 15.694 N 1,353,499.06 usft Longitude: 102 24' 24.425 W 13-3/16 " Convergence: -1.07 Well Well Position Position Uncertainty Northing: Easting: Wellhead Elevation: 656,189.97 usft 1,353,499.06 usft usft Latitude: Longitude: Ground Level: 31 27' 15.694 N 102 24' 24.425 W 2,536.0 usft Wellbore Magnetics Wellbore #1 Model Name Sample Date Declination Dip Angle Field Strength (nt) IGRF2010 12/13/2011 6.93 59.65 48,230 Design Wellbore #1 Audit Notes: Version: 1.0 Phase: ACTUAL Tie On : 0.0 : From (TVD) Direction 0.0 0.0 0.0 165.38 Program From To Date 1/11/2012 (Wellbore) 2,308.0 7,663.0 MWD (Wellbore #1) Tool Name MWD default Description MWD - Standard Tie In @ 2267' MD / 2267' TVD 2,267.0 1.19 50.11 2,266.6 2.7-0.1-2.6 0.00 0.00 0.00 2,308.0 0.80 71.30 2,307.6 3.1 0.5-2.8 1.29-0.95 51.68 2,339.0 1.50 131.30 2,338.6 2.9 1.0-2.5 4.19 2.26 193.55 2,372.0 2.90 147.60 2,371.6 1.9 1.8-1.4 4.61 4.24 49.39 2,402.0 4.50 155.60 2,401.5 0.2 2.7 0.5 5.59 5.33 26.67 2,434.0 6.30 158.90 2,433.4-2.6 3.8 3.5 5.71 5.63 10.31 2,465.0 8.30 158.90 2,464.1-6.3 5.2 7.4 6.45 6.45 0.00 2,497.0 10.50 159.20 2,495.7-11.2 7.1 12.6 6.88 6.88 0.94 2,529.0 12.70 159.50 2,527.0-17.2 9.4 19.0 6.88 6.88 0.94 2,560.0 14.90 161.40 2,557.1-24.2 11.8 26.4 7.24 7.10 6.13 5/16/2012 11:26:56AM Page 2
Local Co-ordinate Reference: Well Calculation Method: Minimum Curvature 2,592.0 17.20 163.20 2,587.9-32.6 14.5 35.2 7.35 7.19 5.63 2,624.0 19.90 164.40 2,618.2-42.4 17.4 45.4 8.52 8.44 3.75 2,655.0 22.80 165.10 2,647.1-53.3 20.3 56.7 9.39 9.35 2.26 2,687.0 25.50 165.60 2,676.3-65.9 23.6 69.8 8.46 8.44 1.56 2,719.0 28.40 165.60 2,704.8-80.0 27.2 84.3 9.06 9.06 0.00 2,751.0 31.10 165.80 2,732.6-95.4 31.2 100.1 8.44 8.44 0.63 2,783.0 33.80 166.10 2,759.6-112.0 35.3 117.3 8.45 8.44 0.94 2,814.0 36.60 166.40 2,784.9-129.4 39.6 135.2 9.05 9.03 0.97 2,846.0 39.40 166.00 2,810.1-148.5 44.3 154.9 8.78 8.75-1.25 2,910.0 44.90 166.10 2,857.5-190.2 54.6 197.8 8.59 8.59 0.16 2,940.0 47.70 166.30 2,878.3-211.2 59.8 219.5 9.35 9.33 0.67 3,011.0 52.40 166.00 2,923.9-264.1 72.8 273.9 6.63 6.62-0.42 3,043.0 55.30 167.10 2,942.7-289.2 78.8 299.7 9.48 9.06 3.44 3,075.0 59.40 167.40 2,960.0-315.5 84.8 326.6 12.84 12.81 0.94 Crossed Hard Line@ 3106' MD / 2975' TVD 3,106.0 62.30 167.80 2,975.1-341.9 90.6 353.7 9.42 9.35 1.29 3,138.0 64.80 167.90 2,989.3-369.9 96.6 382.3 7.82 7.81 0.31 3,170.0 67.70 166.90 3,002.2-398.5 103.0 411.6 9.50 9.06-3.13 3,202.0 70.10 166.90 3,013.7-427.6 109.8 441.4 7.50 7.50 0.00 3,234.0 72.90 166.50 3,023.9-457.1 116.7 471.8 8.83 8.75-1.25 3,266.0 75.40 166.20 3,032.6-487.0 124.0 502.5 7.86 7.81-0.94 3,298.0 78.30 165.30 3,039.9-517.2 131.7 533.7 9.47 9.06-2.81 3,329.0 81.50 165.00 3,045.3-546.7 139.5 564.2 10.37 10.32-0.97 3,361.0 84.90 165.00 3,049.1-577.4 147.7 596.0 10.63 10.63 0.00 3,393.0 87.90 164.80 3,051.1-608.2 156.0 627.9 9.40 9.38-0.63 3,424.0 90.00 165.00 3,051.7-638.1 164.1 658.9 6.80 6.77 0.65 3,456.0 90.00 164.60 3,051.7-669.0 172.5 690.9 1.25 0.00-1.25 3,519.0 91.40 164.10 3,050.9-729.7 189.5 753.9 2.36 2.22-0.79 3,583.0 90.70 163.20 3,049.8-791.1 207.5 817.8 1.78-1.09-1.41 Crossed Hard Line @ 3589' MD / 3050' TVD 3,589.0 90.76 163.24 3,049.7-796.8 209.2 823.8 1.14 0.95 0.63 3,646.0 91.30 163.60 3,048.7-851.4 225.5 880.8 1.14 0.95 0.63 3,710.0 90.80 164.40 3,047.5-912.9 243.1 944.8 1.47-0.78 1.25 3,773.0 90.30 164.60 3,046.9-973.7 260.0 1,007.8 0.85-0.79 0.32 3,836.0 90.40 164.40 3,046.5-1,034.4 276.8 1,070.7 0.35 0.16-0.32 3,900.0 90.60 165.80 3,046.0-1,096.2 293.3 1,134.7 2.21 0.31 2.19 3,962.0 90.60 166.20 3,045.3-1,156.4 308.3 1,196.7 0.65 0.00 0.65 4,026.0 91.30 166.40 3,044.2-1,218.5 323.4 1,260.7 1.14 1.09 0.31 4,089.0 91.00 166.40 3,043.0-1,279.8 338.2 1,323.7 0.48-0.48 0.00 4,152.0 91.80 166.20 3,041.4-1,340.9 353.2 1,386.7 1.31 1.27-0.32 4,215.0 91.50 165.70 3,039.6-1,402.0 368.4 1,449.6 0.93-0.48-0.79 4,278.0 91.30 166.20 3,038.1-1,463.1 383.7 1,512.6 0.85-0.32 0.79 Crossed Hard Line @ 4310' MD / 3037' TVD 5/16/2012 11:26:56AM Page 3
Local Co-ordinate Reference: Well Calculation Method: Minimum Curvature 4,310.0 91.30 166.30 3,037.4-1,494.2 391.3 1,544.6 0.32 0.00 0.32 4,341.0 91.30 166.40 3,036.7-1,524.3 398.6 1,575.6 0.32 0.00 0.32 4,404.0 90.80 166.50 3,035.5-1,585.6 413.4 1,638.6 0.81-0.79 0.16 4,468.0 91.90 166.90 3,034.0-1,647.8 428.1 1,702.5 1.83 1.72 0.63 4,531.0 91.60 166.50 3,032.1-1,709.1 442.6 1,765.5 0.79-0.48-0.63 4,595.0 91.50 166.40 3,030.3-1,771.3 457.6 1,829.4 0.22-0.16-0.16 4,659.0 91.40 166.70 3,028.7-1,833.5 472.5 1,893.4 0.49-0.16 0.47 4,722.0 91.40 166.50 3,027.2-1,894.8 487.1 1,956.4 0.32 0.00-0.32 4,785.0 91.30 165.70 3,025.7-1,955.9 502.2 2,019.4 1.28-0.16-1.27 4,849.0 90.50 165.00 3,024.7-2,017.8 518.4 2,083.3 1.66-1.25-1.09 4,913.0 91.70 164.60 3,023.5-2,079.6 535.2 2,147.3 1.98 1.88-0.63 4,977.0 91.90 164.40 3,021.5-2,141.2 552.3 2,211.3 0.44 0.31-0.31 5,039.0 92.00 164.40 3,019.3-2,200.9 568.9 2,273.2 0.16 0.16 0.00 5,103.0 91.90 164.40 3,017.2-2,262.5 586.1 2,337.2 0.16-0.16 0.00 5,167.0 91.80 164.30 3,015.1-2,324.1 603.4 2,401.2 0.22-0.16-0.16 5,230.0 91.60 164.10 3,013.2-2,384.7 620.5 2,464.1 0.45-0.32-0.32 5,294.0 91.40 164.10 3,011.6-2,446.2 638.1 2,528.1 0.31-0.31 0.00 Crossed Hard Line @ 5358' MD / 3010' TVD 5,358.0 91.50 164.30 3,009.9-2,507.8 655.5 2,592.0 0.35 0.16 0.31 5,422.0 91.20 164.10 3,008.4-2,569.4 672.9 2,656.0 0.56-0.47-0.31 5,485.0 90.90 163.90 3,007.3-2,629.9 690.3 2,719.0 0.57-0.48-0.32 5,548.0 90.50 163.70 3,006.5-2,690.4 707.8 2,782.0 0.71-0.63-0.32 5,612.0 90.10 164.80 3,006.2-2,752.0 725.2 2,845.9 1.83-0.63 1.72 5,676.0 90.00 165.50 3,006.1-2,813.9 741.6 2,909.9 1.10-0.16 1.09 5,740.0 91.70 165.70 3,005.2-2,875.8 757.5 2,973.9 2.67 2.66 0.31 5,804.0 92.20 166.00 3,003.0-2,937.9 773.2 3,037.9 0.91 0.78 0.47 5,867.0 92.10 166.00 3,000.6-2,999.0 788.4 3,100.8 0.16-0.16 0.00 5,931.0 92.00 165.70 2,998.3-3,061.0 804.0 3,164.8 0.49-0.16-0.47 5,994.0 90.60 166.00 2,996.9-3,122.0 819.4 3,227.8 2.27-2.22 0.48 6,057.0 90.50 165.50 2,996.3-3,183.1 834.9 3,290.8 0.81-0.16-0.79 6,121.0 90.50 165.50 2,995.7-3,245.1 851.0 3,354.8 0.00 0.00 0.00 6,186.0 90.10 165.10 2,995.4-3,307.9 867.4 3,419.8 0.87-0.62-0.62 6,248.0 90.00 164.80 2,995.3-3,367.8 883.5 3,481.8 0.51-0.16-0.48 6,312.0 89.50 165.00 2,995.6-3,429.6 900.2 3,545.8 0.84-0.78 0.31 6,375.0 89.30 164.80 2,996.3-3,490.4 916.6 3,608.8 0.45-0.32-0.32 6,438.0 91.00 165.30 2,996.1-3,551.3 932.9 3,671.8 2.81 2.70 0.79 6,502.0 90.90 165.70 2,995.1-3,613.2 948.9 3,735.7 0.64-0.16 0.63 6,565.0 90.80 165.70 2,994.1-3,674.3 964.5 3,798.7 0.16-0.16 0.00 6,628.0 90.50 165.70 2,993.4-3,735.3 980.0 3,861.7 0.48-0.48 0.00 6,689.0 90.10 165.50 2,993.1-3,794.4 995.2 3,922.7 0.73-0.66-0.33 6,751.0 89.80 165.50 2,993.1-3,854.4 1,010.7 3,984.7 0.48-0.48 0.00 6,813.0 89.70 165.70 2,993.4-3,914.5 1,026.1 4,046.7 0.36-0.16 0.32 6,876.0 89.40 165.30 2,993.9-3,975.5 1,041.9 4,109.7 0.79-0.48-0.63 6,939.0 90.40 165.50 2,994.0-4,036.4 1,057.8 4,172.7 1.62 1.59 0.32 5/16/2012 11:26:56AM Page 4
Local Co-ordinate Reference: Well Calculation Method: Minimum Curvature 7,000.0 90.50 166.00 2,993.5-4,095.6 1,072.8 4,233.7 0.84 0.16 0.82 7,061.0 90.00 165.70 2,993.3-4,154.7 1,087.7 4,294.7 0.96-0.82-0.49 7,123.0 90.00 165.70 2,993.3-4,214.8 1,103.0 4,356.7 0.00 0.00 0.00 7,185.0 89.90 165.70 2,993.3-4,274.9 1,118.3 4,418.7 0.16-0.16 0.00 7,247.0 89.80 165.70 2,993.5-4,334.9 1,133.7 4,480.7 0.16-0.16 0.00 7,310.0 89.20 164.80 2,994.0-4,395.9 1,149.7 4,543.7 1.72-0.95-1.43 7,373.0 90.60 166.50 2,994.1-4,456.9 1,165.3 4,606.7 3.50 2.22 2.70 Crossed Hard Line @ 7436' MD / 2993' TVD 7,436.0 90.90 166.40 2,993.3-4,518.1 1,180.1 4,669.7 0.50 0.48-0.16 7,499.0 90.80 166.20 2,992.4-4,579.3 1,195.0 4,732.7 0.35-0.16-0.32 7,562.0 90.50 165.70 2,991.7-4,640.4 1,210.3 4,795.7 0.93-0.48-0.79 7,593.0 90.60 165.70 2,991.4-4,670.5 1,217.9 4,826.7 0.32 0.32 0.00 Crossed Hard Line @ 7654' MD / 2991' TVD 7,654.3 90.60 165.70 2,990.7-4,729.9 1,233.1 4,888.0 0.00 0.00 0.00 TD @ 7663' MD / 2991' TVD 7,663.0 90.60 165.70 2,990.6-4,738.3 1,235.2 4,896.7 0.00 0.00 0.00 Annotations Local Coordinates Comment 2,267.0 2,266.6 2.7-0.1 Tie In @ 2267' MD / 2267' TVD 3,106.0 2,975.1-341.9 90.6 Crossed Hard Line@ 3106' MD / 2975' TVD 3,589.0 3,049.7-796.8 209.2 Crossed Hard Line @ 3589' MD / 3050' TVD 4,310.0 3,037.4-1,494.2 391.3 Crossed Hard Line @ 4310' MD / 3037' TVD 5,358.0 3,009.9-2,507.8 655.5 Crossed Hard Line @ 5358' MD / 3010' TVD 7,436.0 2,993.3-4,518.1 1,180.1 Crossed Hard Line @ 7436' MD / 2993' TVD 7,654.3 2,990.7-4,729.9 1,233.1 Crossed Hard Line @ 7654' MD / 2991' TVD 7,663.0 2,990.6-4,738.3 1,235.2 TD @ 7663' MD / 2991' TVD Checked By: Approved By: Date: 5/16/2012 11:26:56AM Page 5