May 1940: "Seen area from this point is, with two exceptions covering only about 3,000 acres, duplicated by Buck Mountain. Lightning is the sole cause of fires. Country is difficult to get into and the suppression value is the chief value of the position." (Plans, Guard Placement, Siskiyou National Forest)
National Geodetic Survey
DESIGNATION - SUMMIT VALLEY LOOKOUT TOWER PID - MX1275 STATE/COUNTY- CA/DEL NORTE COUNTRY - US USGS QUAD - SUMMIT VALLEY (1981)
DESCRIBED BY COAST AND GEODETIC SURVEY 1941 (JCS) STATION IS A U.S.F.S. LOOKOUT TOWER ON THE TOP OF SUMMIT VALLEY, A HIGH AND PROMINENT ROUND-TOPPED MOUNTAIN IN THE SISKIYOU NATIONAL FOREST, LYING ABOUT 3 MILES S OF THE S FORK OF THE SMITH RIVER AND ABOUT 22 MILES SE OF CRESCENT CITY.