No. secStatus Type Name Flown ByDate Flown Spacing Dir Altitude (MxLat MnLat MnLg MxLg LnMi Publication 165 digitized M-A Naval Pet. Reserve USGS,USN07/45-08/462-4 mi. NE-SW 1000 AG 71.33 68.5 146 163 1260095-835 173 digitized M-A Copper River '54 USGS Jun-542 mi. N-S 4000 B 63 61.75 145 145.83 1350GP-156 177 digitized M-A Nushagak Basin USGS Jun-542 mi. E-W 1500 B 59.5 59 156 158.5 1132GP-352 193 digitized M-A Copper River '55 USGS Jun-551 mi. N-S 4000 B 63 61.75 145 147.47 4200GP-156 204A digitized M-A Ugashik North USGS May-552 mi. N-S 1000-1300 59 58.08 156.25 157.25 700GP-353 204B digitized M-A Ugashik South USGS May-552 mi. NW-SE 1000-1300 58.33 57.37 155.67 157.5 1300GP-353,354 291 part of COOKM-A Cook Inlet '58 USGS Jun-58P, 2-10 mE-W 2500 B 62.4 59.47 149 154.17 500P-316G 297A digitized M/R-ALisburne West USGS Jun-58P, 1 mi. N-S 500 AG 68.83 68.08 165.5 166.25 90060-006 297B digitized M/R-ALisburne East USGS Jun-58P, 1 mi. N-S 500 AG 68.92 67.75 164.58 164.75 50060-006 550 digitized M-A Alaska Regional USGS Jul-6510 mi. N-S 5000 B 70.42 64 141 148.25 9000B-1271F 3005A digitized M-A Nome Area LKB 08/68-10/681 mi. E-W 2500 B 64.92 64.43 163.7 166.48 200069-294 3005D digitized M-A Kougarok LKB 08/68-10/681 mi. E-W 2500 B 66 65.22 164.23 165.3 121069-294 3005H digitized M/R-AHogatza Trend LKB 08/68-10/681 mi. E-W 400 AG 66.5 66.2 158.43 161 145069-170 3007B digitized M-A SW Naval Pet. ReserScintrex07/70-11/70P, 6 mi. N-S 1000 AG 69.5 68.08 155.75 161.75 284072-383 3019 ngdc 0260-92M-D Northeast Alaska '7Aero 07/72-08/721.2 mi. N-S 1000 AG 68 65 148.5 153.5 1730073-305-311 3020 digitized M-D SE Alaska (Granite Aero 08/72-09/721 mi. NE-SW 6000 B 56.25 55.38 130 131.17 170077-359 3029 ngdc 0260-90M-D Northeast Alaska '7GeoMet. 08/73-09/731 mi. N-S 1000 AG 68 65 144 148.5 1556274-1101-1104 3030 digitized M-D Southeast Alaska '7GeoMet. 08/73-09/731 mi. N63E 6000 B 58.5 57.42 132.58 133.83 2028B-1525 3053 ngdc 0260-92M-D McCarthy Expl.Tec01/75-03/751 mi. N-S 1000 AG 62 61 141 144 730076-170 3054 ngdc 0260-90M-D Talkeetna Expl.Tec01/75-02/751 mi. N-S 1000 AG 63 62.5 151.75 152.5 800MF-870B 3055 ngdc 0260-92M-D Ruby Expl.Tec01/75-03/751 mi. N-S 1000 AG 65 64 154.5 156 330076-188 3069A ngdc 0260-91M-D Prince William SounGeoMet. 06/75-09/771 mi. N-S 1000 AG 61 59.5 144 150 1710079-223,MF-880D 3092 digitized M-D Ketchikan LKB 05/76-07/761 mi. NE-SW 6000 B 56 54.72 130 132.33 530077-359 3093 ngdc 0260-93M-D Glacier Bay LKB 07/76-08/761 mi. N35E 8-15,000 B 59.27 58.17 135.25 138 544778-494 3102 ngdc 0260-90M-D Philip Smith MountaGeoMet. 10/76-11/761 mi. N-S 1000 AG 69 68 147 150 575577-572 3103 ngdc 0260-92M-D Chignik-Sutwik LKB 05/77-07/771 mi. NW-SE 1000 AG 57 56 156.42 160.5 738078-262,263 3106 ngdc 0260-91M-D Lake Clark Aero 07/77-08/781 mi. NW-SE 1000 AG 61 60 153 156 755578-1086 3121 ngdc 0260-90M-D Medfra LKB 06/78-07/781 mi. N35W 1000 AG 64 63 153 156 665079-380 3122 ngdc 0260-90M-D Valdez LKB 07/78-08/781 mi. N-S 1000 AG 62 61 144 147 646579-381 3123 ngdc 0260-91M-D Sitka LKB Aug-780.5-1 mi.N60E 1000 AG 58.25 57.37 135.5 136.67 344079-529 3138 ngdc 0260-91M-D Petersburg LKB 08/78-09/781 mi. N60E 1000 AG 57.08 55.83 130.63 134.33 865079-832 3177 usgs digitalM-D Chugach LKB 06/79-07/791 mi. N50W 1000 AG 61.42 61 147 149.33 170580-058 3178 ngdc 0260-91M-D Afognak LKB 06/79-07/791 mi. N50W 1000 AG 58.7 57.92 151.75 153.5 184580-057 4038 ngdc 0260-91M-D Ugashik-Karluk Fugro Oct-801 mi. NW-SE 1000 AG 58 57 155.33 158 342381-1158 4092 ngdc 0260-90M-D Killik River-ChandlDiv.Tech Jun-822 mi. E-W 4000-8000 69 68 150 156 672083-607 4093 usgs digitalM-D Healy Div.Tech Jun-821 mi. N-S 1000 AG 64 63 148.67 150 247084-295 4094 ngdc 0260-90M-D Anchorage Div.Tech Jul-821 mi. N30W 1000 AG 61.77 61 147 150 397084-352 4095A ngdc 0260-92M-D Craig Div.Tech08/82-09/821 mi. N-S 1000 AG 56.03 54.63 131.83 133.83 573084-666 4095B ngdc 0260-92M-D Northwest Craig Div.Tech08/82-09/821 mi. E-W 1000 AG 56 55.83 133.25 134.5 63084-666 4095C ngdc 0260-92M-D Southern Craig Div.Tech08/82-09/821 mi. N68E 1000 AG 54.95 54.67 132.2 132.75 35084-666 4096A ngdc 0260-91M-D Ugashik Northwest Div.Tech Jul-821 mi. NW-SE 1000 AG 58.1 57.15 156.03 158 247584-351 4096B ngdc 0260-91M-D Ugashik South Div.Tech Jul-821 mi. NW-SE 1000 AG 57.23 56.97 156.5 157.47 35084-351 4096C ngdc 0260-91M-D Ugashik Northeast Div.Tech Jul-821 mi. NW-SE 1000 AG 58 57.7 154.97 155.87 51084-351 4097 ngdc 0260-91M-D Juneau Div.Tech07/82-08/821 mi. N50E 7000 B 59.03 57.97 133.5 135.5 410084-296 4123 ngdc 0260-92M-D Wrangell Mountains Airborne Aug-841 mi. E-W 1000 AG 62.8 61.83 142.92 145.08 250085-605 4150 ngdc 0260-92M-D Middleton Island Aero 10/87-11/871 mi. N-S 500 AG 60.25 59 143.25 147 800088-505 5006 ngdc 0420-67M/R-DFour Corners Aero Sep-791 mi. N-S 400 AG 64.18 63.87 152.5 153.32 688GJBX-116(80) 6008 usgs digitalM/R-DSeward-Selawik T.I. 06/75-07/756 mi. E-W 400 AG 67 64 153 168 7630GJO-1653 6016 ngdc 0420-* M/R-DYukon T.I. 05/76-08/766 mi. E-W 400 AG 68 65 141 159 9700GJBX-005(77) 6017 ngdc 0420-* M/R-DBethel T.I. 05/76-08/766 mi. E-W 400 AG 63.5 59.75 159 166.25 7700GJBX-005(77) 6018 ngdc 0420-49M/R-DNunivak Island T.I. 05/76-08/766 mi. E-W 400 AG 60.37 59.87 165.67 167.5 250GJBX-005(77) 6019 ngdc 0420-53M/R-DTaylor Mountains T.I. 05/76-08/766 mi. E-W 400 AG 61 60 156 159 1400GJBX-005(77) 6020 ngdc 0420-* M/R-DNushagak Bay T.I. 05/76-08/766 mi. E-W 400 AG 59 58 156 162 1100GJBX-005(77) 6023 ngdc 0420-* M/R-DCook Inlet LKB 06/76-07/776 mi. E-W 400 AG 62 59 147 153 5753GJBX-108(78) 6024 ngdc 0420-* M/R-DEastern Alaska LKB 07/76-08/766 mi. E-W 400 AG 64 61 141 144 4037GJBX-091(78) 6025 ngdc 0420-* M/R-DChugach-Yakutat LKB 08/76-08/776 mi. E-W 400 AG 4000GJBX-127(78) 6026 ngdc 0420-* M/R-DSoutheastern AlaskaLKB 08/76-09/776 mi. E-W 400 AG 59.75 54.75 130 138 7683GJBX-048(79) 6035 ngdc 0420-* M/R-DEagle-Talkeetna T.I. 06/77-09/776 mi. E-W 400 AG 66 62 141 153 12392GJBX-113(78) 6036 ngdc 420-55*M/R-DLime Hills-Lake ClaT.I. 06/77-09/776 mi. E-W 400 AG 62 60 153 156 2775GJBX-113(78) 6037 ngdc 0420-53M/R-DDillingham T.I. 06/77-09/776 mi. E-W 400 AG 60 59 156 159 1509GJBX-113(78) 6121 ngdc 0420-* M/R-DWest-Central AlaskaAero 07/79-09/796 mi. E-W 400 AG 65 61 150 162 13273GJBX-072(80)+ 6169 ngdc 0420-* M/R-DNorthern Alaska Aero 07/80-08/806 mi. E-W 400 AG 71.33 69 147 164 8835GJBX-295(81)+ AK01 digitized M-A Western Brooks RangAero ?/58 6.5 mi. N-S 5000 B 69 67 162 164 112077-166E AK04 digitized M-A Western Baird MountScintrex?/70 var. var. 5000 B 68.5 67 161 162 100077-166E AK05 digitzed M-A Gulf of Alaska USN 04/70-05/700.5-4 mi.var. 1000 AG 60 57 136.33 152 19200JGR v.79 AK07 digitized M-A Seward Peninsula LKB ?/71 0.75 mi. E-W 1000 AG 66.15 64.33 160.5 166.75 15500AK OF's AK08 A digitized M-A E Alaska Range - TaLKB ?/71 0.75 mi. N-S 1000 AG 64.25 62 141 149 27000AK OF's AK08 B digitized M-A E Alaska Range - NaLKB ?/71 0.75 mi. N-S 1000 AG 64.25 62 141 149 27000AK OF's AK09 digitized M-A Goodnews Area LKB ?/71 0.75 mi. E-W 1000 AG 60.25 58.5 159 162 12200AK OF's AK10 digitized M-A Eagle LKB ?/72 0.75 mi. N-S 1000 AG 65 64 141 144 7900AK OF 18 AK11 digitized M-A Talkeetna-AnchorageLKB ?/72 0.75 mi. N-S 1000 AG 63 61.75 147 153 18000AK OF 19, 20 AK12 digitized M-A Big Delta-FairbanksLKB ?/73 0.75 mi. N-S 1000 AG 65 63.75 144 150 16000AK OF 8, 17 AK13 digitized M-A Healy-Mt. Hayes FilLKB ?/73 0.75 mi. N-S 1000 AG 63.7 63.12 144 148 2100AK OF's AK14 digitized M-D Baird Mtns.-Ambler GeoMet. ?/73-?/74 1 mi. N-S 1000 AG 68 66.75 157.12 161 8900AK OF's AK15 digitized M-D Survey Pass Area GeoMet. ?/75 0.75-1 miN-S 1000 AG 68 66.75 153.12 157.12 11000AK OF's AK16 ngdc 0010-00M-D South NPR '77 GSI ?/77 6-10 mi. N-S 800 AG 69.5 68 155.5 161.25 120080-516 AK17 ngdc 0260-92M-D Wiseman-Bettles (DNGeoMet. ?/78 0.75 mi. N-S 1000 AG 68 66 150.5 156.5 11200AK OF's AK21 usgs line leM-D Prudhoe Bay Region USGS ?/81 1-3 mi. N-S 300 AG 70.48 69.33 145.75 148.25 1300Geoph. v.49 AK22 usgs line leM-D Arctic Nat. WildlifUSGS ?/81 1-3 mi. E-W 300 AG 70.17 69.62 142.33 146.25 1445Geoph. v.49 AK23 digitized M-D Eastern Copper RiveErtec Jun-820.5 mi. N-S 500 AG 62.21 62 144.58 145.32 660UAG R-302 ANNET usgs digitalM-D Annette Island NE-SW 300 AG 2000 CADY usgs grid M-G Seward Peninsula comisc. 1995 merge 0.25 km grid 1000 AG COOK digitzed M-A Cook Inlet misc. various 1000 PHILLIPS usgs grid M-G Phillips comp. 1/2 misc 1992 merge 0.5 km grid 1000 AG 61.25 60 159 162 5000 Explanation of columns: No. USGS internal identification number (Pat Hill number) sect. Section designation for subdivided surveys Status Current status of data; all data have been transferred to the National Geophysical Data Center (ngdc) - the ngdc identification code for the survey is given if known. Type Type codes: M = map coverage, M/R = widely-spaced (regional) map coverage, A = original data analog, D = original data digital, G = gridded data Name USGS identification name (Pat Hill name) Flown By Company that flew the original survey: USN = U.S. Navy, LKB = LKB Resources, Aero = Aero Service Corp., GeoMet = GeoMetrics, T.I. = Texas Instruments Date Flown Spacing Primary flightline spacing Dir Primary flightline direction Altitude Primary flight altitude; B = barometric (constant elevation), AG = above ground (draped survey) MxLat Approximate boundaries of survey MnLat MnLg MxLg LnMi Approximate total flightline length of survey PublicatiBrief publication reference. USGS Open-file reports are listed as XX-YYY where XX is the publication year. GJO and GJBX numbers are for Dept. of Energy, Grand Junction Office reports from the NURE program. USGS Bulletins are listed as B-XXXX. USGS GP maps are listed as GP-XXX. USGS MF maps are listed as MF-XXX. JGR is Journal of Geophysical Research. Geoph. is the journal Geophysics. AK OF's refers to the 1:250,000 maps published in the 1970's by the Alaska State Dept. of Natural Resources, Division of Geological and Geophysical Surveys. For more complete references see: Hill, P.L., 1991, Bibliographies and location maps for publications on aeromagnetic and aeroradiometric surveys for Hawaii and Alaska: USGS Open file 91-370-E, 36 pp.