National Geodetic Survey, Retrieval Date = SEPTEMBER 16, 2002 LT0607 *********************************************************************** LT0607 DESIGNATION - LAVA PEAK LOOKOUT 1948 LT0607 PID - LT0607 LT0607 STATE/COUNTY- CA/LASSEN LT0607 USGS QUAD - BULLARD LAKE (1995) LT0607 LT0607 *CURRENT SURVEY CONTROL LT0607 ___________________________________________________________________ LT0607* NAD 83(1992)- 40 49 49.20954(N) 120 53 30.94326(W) ADJUSTED LT0607* NAVD 88 - 2017. (meters) 6617. (feet) SCALED LT0607 ___________________________________________________________________ LT0607 EPOCH DATE - 1991.35 LT0607 LAPLACE CORR- 4.56 (seconds) DEFLEC99 LT0607 GEOID HEIGHT- -22.71 (meters) GEOID99 LT0607 LT0607 HORZ ORDER - THIRD LT0607 LT0607.The horizontal coordinates were established by classical geodetic methods LT0607.and adjusted by the National Geodetic Survey in March 1994. LT0607.The horizontal coordinates are valid at the epoch date displayed above. LT0607.The epoch date for horizontal control is a decimal equivalence LT0607.of Year/Month/Day. LT0607 LT0607.The orthometric height was scaled from a topographic map. LT0607 LT0607.The Laplace correction was computed from DEFLEC99 derived deflections. LT0607 LT0607.The geoid height was determined by GEOID99. LT0607 LT0607; North East Units Scale Converg. LT0607;SPC CA 1 - 666,813.818 2,093,454.098 MT 0.99989464 +0 43 28.4 LT0607;SPC CA 1 - 2,187,705.00 6,868,273.99 sFT 0.99989464 +0 43 28.4 LT0607;UTM 10 - 4,522,061.536 677,751.769 MT 0.99998890 +1 22 43.2 LT0607 LT0607 SUPERSEDED SURVEY CONTROL LT0607 LT0607 NAD 83(1986)- 40 49 49.21559(N) 120 53 30.95340(W) AD(1984.00) 4 LT0607 NAD 27 - 40 49 49.61400(N) 120 53 27.08400(W) AD( ) 3 LT0607 LT0607.Superseded values are not recommended for survey control. LT0607.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. LT0607.See file dsdata.txt to determine how the superseded data were derived. LT0607 LT0607 HISTORY - Date Condition Report By LT0607 HISTORY - 1948 MONUMENTED CGS LT0607 LT0607 STATION DESCRIPTION LT0607 LT0607'DESCRIBED BY COAST AND GEODETIC SURVEY 1948 LT0607'SEE STATION LAVA PK (USFS)