MH0101 ***********************************************************************
MH0101  DESIGNATION -  OSKALOOSA
MH0101  PID         -  MH0101
MH0101  STATE/COUNTY-  IA/MAHASKA
MH0101  USGS QUAD   -  OSKALOOSA (1968)
MH0101
MH0101                         *CURRENT SURVEY CONTROL
MH0101  ___________________________________________________________________
MH0101* NAD 83(1986)-  41 17 41.     (N)    092 38 41.     (W)     SCALED
MH0101* NAVD 88     -       257.990  (meters)     846.42   (feet)  ADJUSTED
MH0101  ___________________________________________________________________
MH0101  GEOID HEIGHT-         -32.29  (meters)                     GEOID99
MH0101  DYNAMIC HT  -         257.877 (meters)     846.05  (feet)  COMP
MH0101  MODELED GRAV-     980,179.8   (mgal)                       NAVD 88
MH0101
MH0101  VERT ORDER  -  SECOND    CLASS 0
MH0101
MH0101.The horizontal coordinates were scaled from a topographic map and have
MH0101.an estimated accuracy of +/- 6 seconds.
MH0101
MH0101.The orthometric height was determined by differential leveling
MH0101.and adjusted by the National Geodetic Survey in June 1991.
MH0101
MH0101.The geoid height was determined by GEOID99.
MH0101
MH0101.The dynamic height is computed by dividing the NAVD 88
MH0101.geopotential number by the normal gravity value computed on the
MH0101.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45
MH0101.degrees latitude (g = 980.6199 gals.).
MH0101
MH0101.The modeled gravity was interpolated from observed gravity values.
MH0101
MH0101;                    North         East    Units  Estimated Accuracy
MH0101;SPC IA S     -   144,130.      571,630.      MT  (+/- 180 meters Scaled)
MH0101
MH0101                          SUPERSEDED SURVEY CONTROL
MH0101
MH0101  NGVD 29     -       257.965  (m)          846.34   (f) ADJ UNCH    2 0
MH0101
MH0101.Superseded values are not recommended for survey control.
MH0101.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
MH0101.See file dsdata.txt to determine how the superseded data were derived.
MH0101
MH0101_MARKER: DB = BENCH MARK DISK
MH0101_SETTING: 30 = GRANITE BASE
MH0101_STAMPING: OSKALOOSA 1934
MH0101_STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY
MH0101
MH0101  HISTORY     - Date     Condition        Recov. By
MH0101  HISTORY     - 1934     MONUMENTED       CGS
MH0101  HISTORY     - 1948     GOOD             NGS
MH0101
MH0101                          STATION DESCRIPTION
MH0101
MH0101''DESCRIBED BY NATIONAL GEODETIC SURVEY 1948
MH0101''AT OSKALOOSA.
MH0101''AT OSKALOOSA, MAHASKA COUNTY, IN THE CITY SQUARE PARK, AT THE
MH0101''MAHASKA MONUMENT, AND IN THE NORTHWEST CORNER OF THE GRANITE
MH0101''BASE.  A STANDARD DISK, STAMPED OSKALOOSA 1934.