2003-02-22

HS4588 - CASTLE AFB MAIN WATER TANK

This tank is a very prominent feature of the old Castle Air Force Base.

Published details for Benchmark: HS4588
N 37° 21.789 W
120° 34.383 (NAD 83)
Altitude: 0
Coordinates may not be exact. Altitude is UNKNOWN and location is ADJUSTED.

Location: In MERCED county, CA View Original Datasheet
Designation: CASTLE AFB MAIN WATER TANK
Marker Type: NGS Benchmark
Setting: setting not listed - see description
Stability:

Documented History (by the NGS)
1/1/1961 by CGS (MONUMENTED)
DESCRIBED BY COAST AND GEODETIC SURVEY 1961 (OSR) THE STATION IS THE TOP-CENTER OF THE TANK. THE TANK IS IN THE SOUTH PART OF CASTLE AIRFORCE BASE. IT IS A DOUBLE ELLIPSOIDAL TANK, SUPPORTED BY EIGHT METAL LEGS, IS RED AND WHITE IN COLOR AND IS 137 FEET HIGH.

1/1/1963 by CGS (MONUMENTED)
RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1963 (WTJ) RECOVERED AS DESCRIBED IN GOOD CONDITION. A STANDARD REVOLVING AIRPORT BEACON HAS BEEN MOUNTED IN THE CENTER OF THE TOP OF THE TANK. THE BEACON LIGHT SHOWS GREEN AND CLEAR LIGHT.

1/1/1965 by CGS (MONUMENTED)
RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1965 (MLG) THE STATION WAS RECOVERED AS DESCRIBED BY THE WTJ RECOVERY NOTE OF 1963

1/1/1982 by NGS (GOOD)
RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1982 (DMM) RECOVERED AS DESCRIBED. AIRLINE DISTANCE AND DIRECTION FROM NEAREST TOWN--AT CASTLE AFB.

1/1/1983 by DMA (GOOD)
RECOVERY NOTE BY DEFENSE MAP AGENCY 1983 (LMW) STATION RECOVERED GOOD.

Found details for Benchmark: HS4588
N 37° 21.782 W 120° 34.376
Found it generally as described and in good condition. Castle AFB has been closed and many of the buildings are now in use by private businesses. The Beacon has been removed from the top of the tank and it is now painted with the logo of Cingular Wireless, which occupies many of the nearby buildings.

WGS84 coordinates found by 2 minute occupation outside the fence with 9 strong satellites and 2 WAAS satellites.

The tank and new paint.
The tank and Magellan.